Astronomisches Rechen-Institut Heidelberg

ARICNS ARI Data Base for Nearby Stars


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Running No.: 1366   CNS designation: Gl 656.1A ( = Wo 9587A )   HD: 155125    HIP:  84012   BD: -15° 4467    YPC: 3895.00  

RA (2000):  17 10 22   Dec (2000):  -15 43.5  
RA (1950):  17 07 30   Dec (1950):  -15 39.9  
RA (1900):  17 04 38   Dec (1900):  -15 36.1  

µ(RA):  .038 "/yr   µ(Dec):  .095 "/yr     Total Proper Motion:   0.102 "/yr   21.6°  

V :  3.02 c   B-V:  .06 J   U-B:  .09 J   V-Rc:  0.03 J   R-Ic:  0.03 J   Spectral Type:  A1 V   

Trig. Par.:  51.0 ± 10.6  mas   Obs.  (good accord.)    Res. Par. (uvby-phot.):  39.1  ± 6.3  mas     Distance:  25.58  ± 4.12 pc  

MV :  .98 c   M Qual.: d     RV: - 2.4 km/s   RV Qual.: a   

Space Velocity:     U:  -004  km/s    V:  +012  km/s    W:  +002 km/s

Additional Designations: ETA Oph BS 6378 ADS 10374  

Notes:  V(AB) = 2.43 d(m) = 0.36 , a = 1.057 P = 84.31 yr  


Other ARICNS component(s):  Gl  656.1B   


HIPPARCOS DATA

 Hipp P__HIP_H2___RA____J2000__Dec________V___v_S10__piH______pma_____pmd____

      N 84012|H|17 10 22.69|-15 43 29.7| 2.43| |GA|  38.77|   41.16|   97.65|


__sRA___sDec___spi____spma___spmd___-%__F2____Bt_____sig___Vt_____sig__

  1.12|  0.67|  0.86|  1.13|  0.65|  1| 0.84| 2.551|0.003| 2.438|0.003|


36__B-V___sig__s_V-I__sig__s_43__Hp_____sig____Hmax__Hmin_period 52.3.4_

*| 0.059|0.010|G|0.06|0.02|A|*| 2.4393|0.0008| 2.43| 2.45|       |D| | |


___CCDM___56.7_58_59.0.1_62_pa____sep____sig__d(Hp)_sig__S_C_N_

17104-1544|I| 1| 2|C| |A|AB|251|  0.466|0.003| 0.51|0.01|S| | |


    U      V      W      sU    sV    sW

   -4.5   12.3    1.9     .7    .3    .2




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Updated: 05 November 1998

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