Hering, R., Walter, H.G., Lenhardt, H.
"The crucial role of the Hipparcos link"
In: Schielicke, R.E. (ed.): Astron. Ges. Abstr. Ser. 18, 241
(2001) [details]
Hering, R., Lenhardt, H., Walter, H.G.
"How consistent are FK5 and Hipparcos proper motions with the correction of the luni-solar precession ?"
In: Schielicke, R.E. (ed.): Astron. Ges. Abstr. Ser. 17, 91
(2000) [details]
Walter, H.G., Sovers, O.J.
"Astrometry of fundamental catalogues. The evolution from optical to radio reference frames "
Astronomy and Astrophysics Library;
Springer-Verlag, Berlin, XIV + 231 Seiten [ISBN 3-540-67436-5]
(2000) [details]
Lenhardt, H., Hering, R., Walter, H.G.
"Search for unmodelled effects in Hipparcos abscissa residuals"
Schielicke, R.E. (ed.): Astron. Ges. Abstract Ser. 15
(1999), 145
(1999) [details]
Hering, R., Lenhardt, H., Walter, H.G.
"Revised VLA positions in relation to the Hipparcos Catalogue"
Astron. Ges. Abstract Ser. 14, 112
(1998) [details]
Hering, R., Walter, H.G.
"Updating of B1950 radio star positions by means of J2000 calibrators"
In:
Brosche, P., Dick, W.R., Schwarz, O.,
Wielen, R. (eds.):
The message of the angles - astrometry from 1798 to 1998.
Proc. AG Spring Meeting, Gotha, 11-15 May 1998,
Acta Hist. Astron. 3;
Harri Deutsch, Frankfurt, 198-200
(1998) [details]
Lenhardt, H., Walter, H.G., Hering, R.
"Algorithm for Calculating Frame Rotations and its Application to Hipparcos"
In: B. Battrick, M.A.C. Perryman and P.L. Bernacca (eds.):
HIPPARCOS '97. Presentation of the Hipparcos and Tycho
catalogues and first astrophysical results of the Hipparcos
space astrometry mission, Venice, Italy, 13-16 May 1997;
ESA SP-402, Noordwijk, p. 101-104
(1997) [details]
Walter, H.G., Hering, R., de Vegt, C.
"Radio stars for linking celestial reference frames"
Astron. Astrophys., Suppl. Ser. 122, 529-532
(1997) [details]
Walter, H.G.
"Effects of precession uncertainties on planetary ephemerides "
In: Ferraz-Mello, S., Morando, B., Arlot, J.-E. (eds.): Dynamics, ephemerides
and astrometry in the solar system. Proc. IAU Symp. 172, Paris,
France, 3-8 July 1995; Kluwer, Dordrecht, p. 475
(1996) [details]
Walter, H.G., Sovers, O.J.
"Precession and nutation from the analysis of positions of extragalactic radio sources "
Astron. Astrophys. 308, 1001
(1996) [details]
Hering, R., Lenhardt, H., Walter, H.G.
"Variations of extragalactic radio source positions due to imperfections of the luni-solar precession "
Astron. Ges., Abstr. Ser. 11, 199
(1995) [details]
Kovalevsky, J., Lindegren, L., Froeschle, M., van Leeuwen, F., Perryman,
M.A.C., Falin, J.L., Mignard, F., Penston, M.J., Petersen, C., Bernacca, P.L.,
Bucciarelli, B., Donati, F., Hering, R., Hoeg, E.,
Latanzi, M., van der Marel, H., Schrijver, H., Walter,
H.G.
"Construction of the intermediate HIPPARCOS astrometric catalogue "
Astron. Astrophys. 304, 34
(1995) [details]
Perryman, M.A.C., Lindegren, L., Kovalevsky, J., Turon, C., Hoeg, E.,
Grenon, M., Schrijver, H., Bernacca, P.L., Creze, M., Donati, F.,
Evans, D.W., Falin, J.L., Froeschle, M., Gomez, A.,
Grewing, M., van Leeuwen, F., van der Marel, H., Mignard,
F., Murray, C.A., Penston, M.J. Petersen, C., le Poole,
R.S., Walter, H.G.
"Parallaxes and the Hertzsprung-Russell diagram for the preliminary HIPPARCOS solution H30 "
Astron. Astrophys. 304, 69
(1995) [details]
Walter, H.G., Bernstein, H.-H., Lenhardt, H.
"Konstruktion des stellaren Referenzsystems aus extraterrestrischen Beobachtungen "
In: Festschrift für Erwin Groten anläßlich seines 60.
Geburtstages; M. Becker, G. Hein, R. Rummel (eds.), Institut für
Geodäsie und Navigation, Bundeswehrhochschule München, Neubiberg,
p. 127
(1995) [details]
Hering, R., Lenhardt, H., Walter, H.G.
"How accurate is the VLA radio link to the extragalactic frame of reference ? "
Astron. Ges., Abstr. Ser. 10, 124
(1994) [details]
Hering, R., Lenhardt, H., Walter, H.G.
"The HIPPARCOS astrometry satellite - astrometric parameter determination from 18 months of mission data in the FAST consortium"
Manuscr. Geod. 20, 61-72
(1994) [details]
Kovalevsky, J., Froeschle, M., Mignard, F., Falin, J.-L.,
Donati, F., Hering, R., Schrijver, H., van der Marel, H.,
Walter, H.G.
"Premiers resultats de la reduction de 30 mois de donnees du satellite HIPPARCOS "
Comptes Rendus Acad. Sci. Paris, Ser. II 318, 1203
(1994) [details]
Walter, H.G.
"Luni-solar precession derived from positions of extragalactic radio sources "
Astron. Ges., Abstr. Ser. 10, 102
(1994) [details]
Walter, H.G., Ma, C.
"Correction to the luni-solar precession from very long baseline interferometry"
Astron. Astrophys. 284, 1000-1006
(1994) [details]
Wielen, R., Bernstein, H.-H., Dettbarn, C., Hering, R.,
Jährling, R., Lenhardt, H., Walter, H.G.
"A test of preliminary HIPPARCOS parallaxes using photometric parallaxes of distant stars"
In: Galactic and solar system optical astrometry, Proc.
Workshop, Cambridge, U.K., 21-24 June 1993; L.V. Morrison,
G.F. Gilmore (eds.), Cambridge Univ. Press, Cambridge, p. 74
(1994) [details]
Lenhardt, H., Hering, R., Walter, H.G.
"Preliminary Results of the HIPPARCOS Astrometric Parameter Determination "
Astron. Ges., Abstr. Ser. 9, 122
(1993) [details]
Walter, H.G.
"Hipparcos am Ziel "
Luft- und Raumfahrt 14, 27
(1993) [details]
Walter, H.G., Froeschle, M., Falin, J.L., Hering, R.,
Kovalevsky, J., Lenhardt, H.
"Analysis of HIPPARCOS Measurements: Positions, Proper Motions, Parallaxes"
In: Developments in Astrometry and Their Impact on
Astrophysics and Geodynamics. Proc. IAU Symp. 156, Shanghai,
China, 15-19 September 1992; I.I. Mueller, B. Kolaczek
(eds.), Kluwer, Dordrecht, p. 11-18
(1993) [details]
Walter, H.G., Hering, R., Lenhardt, H., de Vegt, C.,
Florkowski, D.R., Johnston, K.J.
"Accuracy Assessment of HIPPARCOS Optical and VLA Radio Positions of Stars"
In: Developments in Astrometry and Their Impact on
Astrophysics and Geodynamics. Proc. IAU Symp. 156, Shanghai,
China, 15-19 September 1992; I.I. Mueller, B. Kolaczek
(eds.), Kluwer, Dordrecht, p. 377-380
(1993) [details]
Kovalevsky, J., Falin, J.L., Pieplu, J.L., Bernacca, P.L.,
Donati, F., Froeschle, M., Galligani, I., Mignard, F.,
Morando, B., Perryman, M.A.C., Schrijver, H., van Daalen,
D.T., van der Marel, H., Villenave, M., Walter, H.G.,
Badiali, M., Borriello, L., Brouw, W.N., Canuto, E., Guerry,
A., Hering, R., Huc, C., Iorio-Fili, D., Lacroute, P.,
Lattanzi, M., Le Poole, R.S., Murgolo, F.P., Preston, R.A.,
Röser, S., Sanso, F., Wielen, R., Belforte, P.,
Bernstein, H.-H., Bucciarelli, B., Cardini, D., Emanuele,
A., Fassino, B., Lenhardt, H., Lestrade, J.F., Prezioso, G.,
Tommasini Montanari, T.
"The FAST Hipparcos Data Reduction Consortium: Overview of the Adopted Reduction Software"
Astron. Astrophys. 258, 7-17
(1992) [details]
Lenhardt, H., Hering, R., Walter, H.G.
"Astrometric Parameters from 12 Months Hipparcos Observations "
Astron. Ges., Abstr. Ser. 7, 158
(1992) [details]
Walter, H.G.
"Corrections to the Luni-Solar Precession Derived from a Compilation Catalogue of Extragalactic Radio Sources"
Celest. Mech. Dyn. Astron. 53, 71-80
(1992) [details]
Walter, H.G., Bernstein, H.-H., Hering, R., Lenhardt, H.,
Wielen, R.
"Preliminary FAST Results on Astrometric Parameters "
In: Highlights of Astronomy, Vol. 9; J. Bergeron (ed.),
Kluwer, Dordrecht, p. 416
(1992) [details]
Hering, R., Walter, H.G.
"A User's Guide to Astrometric Data of Radio Stars "
Bull. Inf. Cent. Donnees Stellaires 38, 209
(1991) [details]
Lenhardt, H., Hering, R., Walter, H.G.
"Procedures for Validating HIPPARCOS Astrometric Parameters"
Manuscr. Geod. 16, 254-265
(1991) [details]
Walter, H.G.
"Evaluation of Catalogues of Extragalactic Radio Sources"
In: Fundamentals of Astrometry. Proc. IAU Colloq. 100,
Belgrade, Yugoslavia, 8-11 September 1987; H.K. Eichhorn,
C.A. Murray, A.R. Upgren (eds.), Astrophys. Space Sci. 177,
97-103
(1991) [details]
Walter, H.G.
"Analysis and Synthesis of Catalogues of Extragalactic Radio Sources"
In: Reference Systems. Proc. IAU Colloq. 127, Virginia
Beach, VA, USA, 14-20 October 1990; J.A. Hughes, C.A. Smith,
G.H. Kaplan (eds.), U.S. Naval Observatory, Washington, DC,
USA, p. 376-380
(1991) [details]
Hering, R., Walter, H.G.
"Radio Stars for Astrometry"
Astron. Ges., Abstr. Ser. 5, 54
(1990) [details]
Lenhardt, H., Walter, H.G., Hering, R.
"Assessment of Optical and Radio Positions of Stars "
Astron. Ges., Abstr. Ser. 5, 18
(1990) [details]
Walter, H.G.
"Corrections to the Luni-Solar Precession from Radio Positions of Extragalactic Objects"
In: Inertial Coordinate System on the Sky. Proc. IAU Symp.
141, Leningrad, USSR, 17-21 October 1989; J.H. Lieske,
V.K. Abalakin (eds.), Kluwer, Dordrecht, p. 285-292
(1990) [details]
Walter, H.G., Hering, R., de Vegt, C.
"An Astrometric Catalogue of Radio Stars"
Astron. Astrophys., Suppl. Ser. 86, 357-393
(1990) [details]
Walter, H.G., Xu, Tongqi
"Linking of Stellar Reference Frames to the Extragalactic Radio Reference Frame "
Paper presented at the at the 41st Int. Astronaut. Congress,
Dresden, Germany, 6-12 October 1990; 5 Seiten. Available from
the Aerospace Database of the American Institute of Aeronautics
and Astronautics (AIAA)
(1990) [details]
Zhu, S.Y., Groten, E., Walter, H.G.
"Astronomical Constants in the Relativistic Framework "
In: Geodesy and Physics of the Earth. Proc. 6th Int. Symp.,
Potsdam, GDR, 22-27 August 1988, Part I. Veröff.
Zentralinst. Phys. Erde (Potsdam) 102, 216
(1990) [details]
Geffert, M., Tucholke, H.-J., Walter, H.G., Moreno, M.A.,
Ivanova, V., Sinachopoulos, D.
"Optical Positions of 21 Radio Sources in the Brorfelde System"
Astron. Astrophys. 224, 323-327
(1989) [details]
Hering, R., Walter, H.G.
"Development of a Radio Star Inventory"
Astron. Ges., Abstr. Ser. 3, 101
(1989) [details]
Walter, H.G.
"Astrometric Parameter Determination in FAST "
In: The HIPPARCOS Mission. Pre-Launch Status. Vol. III: The
Data Reductions; M.A.C. Perryman (Scientific Coordinator),
European Space Agency, Paris, ESA SP-1111, p. 163
(1989) [details]
Walter, H.G.
"A Compilation Catalogue of Positions of Extragalactic Radio Sources"
Astron. Astrophys. 210, 455-461
(1989) [details]
Walter, H.G.
"A Celestial Reference Frame Based on Extragalactic Radio Sources"
Astron. Astrophys., Suppl. Ser. 79, 283-289
(1989) [details]
Bernstein, H.-H., Hering, R., Walter, H.G.
"Astrometric Parameters of Visual Double Stars Derived from Simulated HIPPARCOS Measurements "
In: IAU Colloq. 97, Wide Components in Double and Multiple
Stars, Brussels, Belgium, 8-13 June 1987; J. Dommanget, E.L.
van Dessel, Z. Kopal (eds.), Astrophys. Space Sci. 142, 161
(1988) [details]
Fricke, W., Schwan, H., Lederle, T., Bastian, U., Bien, R.,
Burkhardt, G., du Mont, B., Hering, R., Jährling, R.,
Jahreiß, H., Röser, S., Schwerdtfeger, H.-M.,
Walter, H.G.
"Fifth Fundamental Catalogue (FK5). Part 1. The Basic Fundamental Stars"
Veröffentlichungen Astronomisches Rechen-Institut
Heidelberg, No. 32,
Verlag G. Braun, Karlsruhe, 106 pages
(1988) [details]
Hering, R., Walter, H.G.
"Report on the Final Evaluation of Test Runs of the Software Package T6000 "
FAST Working Paper, Issue 1 (February 1988), 9 Seiten;
Astronomisches Rechen-Institut Heidelberg
(1988) [details]
Schwerdtfeger, H.M., Hering, R., Walter, H.G., Jahreiß,
H.
"Optical Positions and Proper Motions of Selected Radio Stars"
In: Mapping the Sky. Proc. IAU Symp. 133, Paris, France, 1-5
June 1987; S. Debarbat, J.A. Eddy, H.K. Eichhorn, A.R. Upgren
(eds.), Kluwer, Dordrecht, p. 455-459
(1988) [details]
Walter, H.G., Hering, R.
"Program Specification of Refined Astrometric Parameter Determination "
FAST Working Paper (July 1988), 7 Seiten; Astronomisches
Rechen-Institut Heidelberg
(1988) [details]
Walter, H.G., Hering, R.
"Revised Positions and Proper Motions of Radio Stars"
In: The European Astrometry Satellite HIPPARCOS. Scientific
Aspects of the Input Catalogue Preparation II. Proc. Colloq.,
Sitges, Spain, 25-29 January 1988; J. Torra, C. Turon, (eds.),
Comissio Interdepartamental de Recerca i Innovacio
Tecnologica, Generalitat de Catalunya, Barcelona, p. 487-495
(1988) [details]
Hering, R., Walter, H.G.
"The Current State of Astrometric Parameter Determination "
In: Proc. Third Thinkshop of the FAST Consortium, Bari, 3-6
November 1986; P.L. Bernacca, J. Kovalevsky (eds.), Department
of Astronomy, University of Padova, Padova and CERGA, Grasse,
p. 121
(1987) [details]
Hering, R., Walter, H.G.
"Evaluation Report on Test Runs of the Software Package T6000 "
FAST Working Paper, Issue 1 (January 1987), 5 Seiten; Issue 2
(February 1987), 8 Seiten; Issue 2, Revision 1 (October 1987),
9 Seiten; Astronomisches Rechen-Institut Heidelberg
(1987) [details]
Schwerdtfeger, H. M., Hering, R., Walter, H.G.
"Optical Positions of Radio Stars"
Mitt. Astron. Ges. 70, 300-304
(1987) [details]
Walter, H.G.
"Radio Stars on the HIPPARCOS Stage "
INCA Newsl. 8, 18
(1987) [details]
Walter, H.G.
"Astrometric Treatment of Double Star Abscissae "
In: Proc. Third Thinkshop of the FAST Consortium, Bari, 3-6
November 1986; P.L. Bernacca, J. Kovalevsky (eds.), Department
of Astronomy, University of Padova, Padova and CERGA, Grasse,
p. 223
(1987) [details]
Hering, R., Schwerdtfeger, H.-M., Walter, H.G.
"Finding Charts of Radio Stars for the HIPPARCOS Mission"
Bull. Inf. Cent. Donnees Stellaires 30, 61-77
(1986) [details]
Hering, R., Walter, H.G.
"Software Test Plan Task 6000 "
FAST Working Paper (December 1986), Astron. Rechen-Inst.,
Heidelberg, 17 Seiten
(1986) [details]
Hering, R., Walter, H.G., Bernstein, H.-H.
"Reference Manual on Astrometric Parameter Determination "
FAST Working Paper (September 1986), Astron. Rechen-Inst.,
Heidelberg, 46 Seiten
(1986) [details]
Walter, H.G.
"Double Star Parameter Determination "
FAST Working Paper (October 1986), Astron. Rechen-Inst.,
Heidelberg, 20 Seiten
(1986) [details]
Walter, H.G.
"Optical Counterparts of Extragalactic Radio Sources in the Southern Sky: Positions Obtained from Schmidt Plates"
In: Astrometric Techniques. Proc. IAU Symp. 109, Gainesville,
FL, USA, 9-12 January 1984; H.K. Eichhorn, R.J. Leacock
(eds.), Reidel, Dordrecht, p. 223-228
(1986) [details]
Walter, H.G., Mignard, F., Hering, R., Froeschle, M., Falin,
J.L.
"Apparent and Geometric Star Positions for the HIPPARCOS Mission"
Manuscr. Geod. 11, 103-114
(1986) [details]
Walter, H.G., West, R.M.
"Optical Astrometry of Extragalactic Radio Sources"
Astron. Astrophys. 156, 1-7
(1986) [details]
Falin, J.L., Froeschle, M., Mignard, F., Walter, H.G.
"Comparison of Procedures for the Calculation of Geometric and Apparent Positions of Stars "
CERGA/FAST Technical Note No. 17, Grasse, 5 Seiten
(1985) [details]
Hering, R., Schwerdtfeger, H.-M., Walter, H.G.
"Finding Charts of Radio Stars for the HIPPARCOS Mission "
INCA/ARI Working Paper, Heidelberg, 45 Seiten
(1985) [details]
Hering, R., Walter, H.G.
"Architecture Document Task 6000 (Astrometric Parameter Determination). 3. Revised Edition "
ARI/SWAG Technical Note, Heidelberg, 120 Seiten
(1985) [details]
Walter, H.G.
"Radiobeobachtungen galaktischer Objekte - Bestandsaufnahme und astrometrische Anwendungen "
Mitt. Geod. Inst., Rheinische Friedrich-Wilhelms-Univ. Bonn 70,
35
(1985) [details]
Walter, H.G.
"Generation of Geometric and Apparent Star Positions"
In: Processing of Scientific Data from the ESA Astrometry
Satellite HIPPARCOS. Proc. Second FAST Thinkshop, Marseille,
France, 21-25 January 1985; J. Kovalevsky (ed.),
CERGA, Grasse, p. 323-328
(1985) [details]
Walter, H.G.
"Radiobeobachtungen galaktischer Objekte - Bestandsaufnahme und astrometrische Anwendungen"
Astrometrische und geodätisch-geophysikalische Nutzung
der Radio-Interferometrie. Proc. Workshop, Minden, Germany,
10-15 September 1984; Mitt. Geod. Inst., Rheinische
Friedrich-Wilhelms-Univ. Bonn 70, 35-37
(1985) [details]
Walter, H.G., de Vegt, C., Kleine, T.
"A Critical Examination of Radio Star Data"
In: The European Astrometry Satellite HIPPARCOS - Scientific
Aspects of the Input Catalogue Preparation. Proc. Colloq.,
Aussois, France, 3-7 June 1985; T.D. Guyenne, J. Hunt (eds.),
ESA SP-234, 241-245
(1985) [details]
Walter, H.G., Hering, R., Bastian, U., Bernstein, H.-H.
"Astrometric Parameter Determination: Methods, Algorithms and Program Implementation"
In: Processing of Scientific Data from the ESA Astrometry
Satellite HIPPARCOS. Proc. Second FAST Thinkshop, Marseille,
France, 21-25 January 1985; J. Kovalevsky (ed.),
CERGA, Grasse, p. 281-290
(1985) [details]
Argue, A.N., de Vegt, C., Elsmore, B., Fanselow, J.,
Harrington, R., Hemenway, P., Johnston, K.J., Kühr, H.,
Kumbova, I., Niell, A.E., Walter, H.G., Witzel, A.
"A Catalogue of Selected Compact Radio Sources for the Construction of an Extragalactic Radio/Optical Reference Frame "
Astron. Astrophys. 130, 191-199
(1984) [details]
Bernstein, H.-H., Walter, H.G.
"Astrometrische Parameter hergeleitet aus Hipparcos-Messungen "
Mitt. Astron. Ges. 62, 158
(1984) [details]
Walter, H.G.
"Folgerungen aus mehrjährigen radiointerferometrischen Beobachtungen extragalaktischer Objekte"
Mitt. Astron. Ges. 62, 211-214
(1984) [details]
Walter, H.G.
"Very-Long-Baseline Interferometry Applied to Fundamental Astrometry"
In: Very Long Baseline Interferometry Techniques, Proc. Conf.,
Toulouse, France, 31 August - 2 September 1982; Centre National
d'Etudes Spatiales, Capedues-Editions, Toulouse, p. 173-181
(1983) [details]
Walter, H.G.
"Recognition of Grid Step Ambiguities"
In: Processing of Scientific Data from the ESA Astrometry
Satellite HIPPARCOS, Proc. F.A.S.T. Thinkshop, Asiago, Italy,
24-27 May 1983; P.L. Bernacca (ed.), Oss. Astron. Asiago, Univ.
Padova, p. 275-278
(1983) [details]
Walter, H.G.
"Astrometric Parameter Determination"
In: Processing of Scientific Data from the ESA Astrometry
Satellite HIPPARCOS, Proc. F.A.S.T. Thinkshop, Asiago, Italy,
24-27 May 1983; P.L. Bernacca (ed.), Oss. Astron. Asiago, Univ.
Padova, p. 325-329
(1983) [details]
Walter, H.G., Röhl, E.
"Reciprocities between the international reference stars and the astrometry satellite Hipparcos"
Bull. Inf. Cent. Donnees Stellaires 25, 33-40
(1983) [details]
Hering, R., Walter, H.G.
"A Pool of Faint Stars Applied to Star Catalogue Formation"
Astron. Astrophys. 115, 197-202
(1982) [details]
Walter, H.G.
"Genauigkeiten radiointerferometrischer Positionen extragalaktischer Quellen "
Mitt. Astron. Ges. 55, 163
(1982) [details]
Walter, H.G.
"Radio Stars as Connecting Link of the Hipparcos and VLBI Reference Frames"
Scientific Aspects of the Hipparcos Space Astrometry Mission.
Proc. Int. Colloq., Strasbourg, France, 22-23 February 1982;
M.A.C. Perryman, T.D. Guyenne (eds.), ESA SP-177, 65-68
(1982) [details]
Walter, H.G.
"The Precision of Astrometric Surveys of Radio Sources"
Abh. Hamburger Sternw. 10, 145-149
(1982) [details]
Walter, H.G., West, R.M.
"Optical Identification of the Radio Source 0104-408"
Astron. Astrophys. 111, 357
(1982) [details]
Röser, S., Walter, H.G.
"Astrometry Satellite HIPPARCOS: Star Selection and Data Reduction"
Bull. Inf. Cent. Donnees Stellaires 20, 55-59
(1981) [details]
Walter, H.G.
"Hipparcos - eine extraterrestrische Plattform für Astrometrie "
Sterne und Weltraum 20, 56
(1981) [details]
Walter, H.G.
"Systematic Differences between Radio Astrometric Surveys"
In: Reference Coordinate Systems for Earth Dynamics, Proc. IAU
Colloq. 56, Warsaw, Poland, 8-12 September 1980; E.M. Gaposchkin,
B. Kolaczek (eds.), Astrophys. Space Sci. Lib. 86, Reidel,
Dordrecht, p. 359-362
(1981) [details]
West, R.M., Walter, H.G.
"Optical Positions of Benchmark Radio Sources South of +5° Declination"
Astron. Astrophys., Suppl. Ser. 46, 277-279
(1981) [details]
Walter, H.G.
"On the Derivation of a Catalogue of Radio Source Positions from Interferometric Observations"
Astron. Astrophys. 89, 198-203
(1980) [details]
Walter, H.G., West, R.M.
"Astrometrie der optischen Erscheinungen einiger südlicher Radioquellen "
Saturn 7, Nr. 1, 3
(1980) [details]
Walter, H.G., West, R.M.
"Precise Optical Positions of Radio Sources in the Southern Hemisphere"
Astron. Astrophys. 86, 1-6
(1980) [details]
Walter, H.G.
"Precision Estimates of Universal Time from Radio-Interferometric Observations"
In: Time and the Earth's Rotation, Proc. IAU Symp. 82, San
Fernando, Spain, 8-12 May 1978; D.D. McCarthy,
J.D.H. Pilkington (eds.), Reidel, Dordrecht, p. 225-230
(1979) [details]
Walter, H.G.
"Astronomie mit Hilfe von Satelliten"
Mitt. Astron. Ges. 45, 77-79
(1979) [details]
Walter, H.G., West, R.M.
"Precise Optical Positions of Radio Sources in the Southern Hemisphere "
European Southern Observatory, Scientific Preprint No. 59, 26
pp
(1979) [details]
Walter, H.G., West, R.M.
"Astrometry of the Optical Images of Some Southern Radio Sources "
The Messenger, No. 18, p. 9
(1979) [details]
Walter, H.G.
"Radiointerferometrie als Wegbereiter eines radioastronomischen Bezugssystem "
Sterne und Weltraum 17, 157
(1978) [details]
Walter, H.G.
"Modellrechnungen zur radiointerferometrischen Bestimmung astronomischer Konstanten"
Mitt. Astron. Ges. 43, 202-205
(1978) [details]
Walter, H.G.
"Zero-point determination of the reference system by radio interferometry"
In: Space Oceanography, Navigation and Geodynamics. Proc.
European Workshop, Schloß Elmau, Germany, 16-21 January
1978; ESA SP-137, p. 339-340
(1978) [details]
Walter, H.G.
"Data Storage Requirements in Relation to Radio Interferometry Observations"
In: Compilation, Critical Evaluation and Distribution of
Stellar Data, Proc. IAU Colloq. 35, Strasbourg, France,
19-21 August 1976; C. Jaschek, G.A. Wilkins (eds.), Astro-
phys. Space Sci. Lib. 64, Reidel, Dordrecht, p. 77-83
(1977) [details]
Walter, H.G.
"Precision Estimation of Precession and Nutation from Radio Interferometric Observations"
Astron. Astrophys. 59, 433-440
(1977) [details]
Walter, H.G.
"Positions of Radio Stars"
Astron. Astrophys., Suppl. Ser. 30, 381-386
(1977) [details]
Walter, H.G.
"Wie veränderlich ist die Gravitationskonstante? "
Sterne und Weltraum 15, 41
(1976) [details]
Walter, H.G.
"Erweiterung des astronomischen Fundamentalkatalogs durch Radioquellen"
Mitt. Astron. Ges. 38, 185-188
(1976) [details]
Walter, H.G.
"Accuracy Estimation of Geophysical Parameters and Astronomical Constants in Relation to Long Baseline Interferometry "
In: Proceedings of the First International Symp. "The Use of
Artificial Satellites for Geodesy and Geodynamics", Athens
1973, p. 417. Ed. G. Veis. Publ. of National Technical
University, Athens
(1975) [details]
Walter, H.G.
"A Comparative Study of the Calculation of Partial Derivatives in Space Dynamics"
In: Satellite Dynamics, Proc. Conf., Sao Paulo, Brazil, 19-21
June 1974; G.E.O. Giacaglia (ed.), Springer-Verlag, Berlin,
p. 180-191
(1975) [details]
Walter, H.G.
"Extension of a Stellar Reference System by Means of Spacecraft-Observed Faint Stars"
In: Space Astrometry. Proc. Symp., Frascati, Italy, 22-23
October 1974; T.D. Nguyen, B.T. Battrick (eds.), ESRO SP-108,
p. 73-77
(1975) [details]
Walter, H.G.
"Accuracy Estimation of Astronomical Constants from Long Baseline Interferometer Observations "
IAU Symp. No. 61, New Problems in Astrometry, p. 131. Ed. W.
Gliese et al., Reidel Publ. Comp. Dordrecht, Holland
(1974) [details]
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Letzte Änderung/Updated: 03.12.2004