Astronomisches Rechen-Institut Heidelberg

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Running No.: 1805   CNS designation: Gl 848.2 ( = Wo 9767 )   HD: 209952    HIP: 109268   CD: -47° 14063    YPC: 5339.00  

RA (2000):  22 08 13   Dec (2000):  -46 57.6  
RA (1950):  22 05 05   Dec (1950):  -47 12.2  
RA (1900):  22 01 55   Dec (1900):  -47 26.7  

µ(RA):  .131 "/yr   µ(Dec):  -.147 "/yr     Total Proper Motion:   0.197 "/yr  138.2°  

V :  1.73    B-V:  -.13    U-B:  -.46    V-Rc: -0.04    R-Ic: -0.08    Spectral Type:  B5 V   

Trig. Par.:  35.7 ± 7.1  mas   Obs.  (fair accord.)    Res. Par. (uvby-phot.):  28.4  ± 4.6  mas     Distance:  35.21  ± 5.70 pc  

MV : -1.00    M Qual.: d     RV: + 10.9 km/s   RV Qual.: b   

Space Velocity:     U:  -009  km/s    V:  -029  km/s    W:  -017 km/s

Additional Designations: ALF Gru  



HIPPARCOS DATA

 Hipp P__HIP_H2___RA____J2000__Dec________V___v_S10__piH______pma_____pmd____

      N109268| |22  8 13.99|-46 57 39.5| 1.73|1|G |  32.16|  127.60| -147.91|


__sRA___sDec___spi____spma___spmd___-%__F2____Bt_____sig___Vt_____sig__

  0.49|  0.50|  0.82|  0.44|  0.50|  1|-0.23| 1.675|0.004| 1.757|0.004|


36__B-V___sig__s_V-I__sig__s_43__Hp_____sig____Hmax__Hmin_period 52.3.4_

 |-0.070|0.005|T|-.05|0.01|L| | 1.6983|0.0004| 1.69| 1.71|       |M| | |


___CCDM___56.7_58_59.0.1_62_pa____sep____sig__d(Hp)_sig__S_C_N_

22082-4658|I| 1| 1| | |S|  |   |       |     |     |    |S| | |


    U      V      W      sU    sV    sW 

   -7.0  -25.6  -15.5    1.1    .7   1.4




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Updated: 8 September 1998

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