Astronomisches Rechen-Institut Heidelberg

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Running No.: 858   CNS designation: Gl 421 B    HIP:  54966   BD: -17° 3337    YPC: 2618.00   Vys: 037B    LHS: 2380   

RA (2000):  11 15 21   Dec (2000):  -18 08.6  
RA (1950):  11 12 51   Dec (1950):  -17 51.6  
RA (1900):  11 10 21   Dec (1900):  -17 34.6  

µ(RA):  .132 "/yr   µ(Dec):  -.741 "/yr     Total Proper Motion:   0.753 "/yr  169.9°  

V :  10.01    B-V:  1.36    U-B:  1.22    V-Rc:  .82    R-Ic:  .77    Spectral Type:  K7 V   

Trig. Par.:  63.5 ± 6.3  mas   Obs.  (good accord.)    Res. Par. (Trig. Par.):  63.5  ± 6.3  mas     Distance:  15.75  ± 1.56 pc  

MV :  9.02    M Qual.: c     RV: + 14.4 km/s   RV Qual.: b    Remark:  SB   

Space Velocity:     U:  +037  km/s    V:  -037  km/s    W:  -025 km/s

Additional Designations: U261  

Notes:  sep(AB) 19" 81d  


Other ARICNS component(s):  Gl  421  A    and   Gl  421  C   


HIPPARCOS DATA

 Hipp P__HIP_H2___RA____J2000__Dec________V___v_S10__piH______pma_____pmd____

      N 54966| |11 15 20.89|-18  8 42.2| 9.97| |GB|  48.47|  319.28| -708.03|


__sRA___sDec___spi____spma___spmd___-%__F2____Bt_____sig___Vt_____sig__

 17.81| 14.32| 15.62| 15.70| 12.98|  2| 3.33|      |     |      |     |


36__B-V___sig__s_V-I__sig__s_43__Hp_____sig____Hmax__Hmin_period 52.3.4_

 | 1.340|0.000|G|1.55|0.00|I| |10.2341|0.1355|     |     |       | | | |


___CCDM___56.7_58_59.0.1_62_pa____sep____sig__d(Hp)_sig__S_C_N_

11153-1808|I| 2| 1|C|I|C|  |   |       |     |     |    | | | |


    U      V      W      sU    sV    sW

   61.9  -37.0  -27.8   19.8   8.5  12.0




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Updated: 05 November 1998

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