Astronomisches Rechen-Institut Heidelberg

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Running No.: 1830   CNS designation: Gl 857.1A ( = Wo 9781A )   HIP: 110640   BD: +21° 4747    YPC: 5418.10   Vys: 075A   

RA (2000):  22 24 46   Dec (2000):  +22 33.1  
RA (1950):  22 22 24   Dec (1950):  +22 17.9  
RA (1900):  22 20 02   Dec (1900):  +22 02.8  

µ(RA):  -.180 "/yr   µ(Dec):  -.087 "/yr     Total Proper Motion:   0.200 "/yr  244.3°  

V :  8.86 c   B-V:  1.20 J   U-B:  1.11 J   V-Rc:  .74:J   R-Ic:  .70 J   Spectral Type:  dK7 e   

Trig. Par.:  50.5 ± 5.7  mas   Obs.  (good accord.)    Res. Par. (Trig. Par.):  50.5  ± 5.7  mas     Distance:  19.80  ± 2.24 pc  

MV :  7.38 c   M Qual.: c     RV: - 6.2 km/s   RV Qual.: a   

Space Velocity:     U:  +018  km/s    V:  -006  km/s    W:  +006 km/s

Additional Designations: ADS 15915  

Notes:  V(AB) = 8.82 d(m) = 3.5  


Other ARICNS component(s):  Gl  857.1B   


HIPPARCOS DATA

 Hipp P__HIP_H2___RA____J2000__Dec________V___v_S10__piH______pma_____pmd____

      N110640|H|22 24 45.54|+22 33  4.1| 8.83| |GA|  46.74| -173.46|  -67.63|


__sRA___sDec___spi____spma___spmd___-%__F2____Bt_____sig___Vt_____sig__

  1.68|  1.46|  1.66|  1.35|  1.28|  1|-0.30|10.473|0.034| 9.008|0.018|


36__B-V___sig__s_V-I__sig__s_43__Hp_____sig____Hmax__Hmin_period 52.3.4_

A| 1.180|0.008|G|1.30|0.01|I|*| 8.9184|0.0023| 8.90| 8.95|       |D| | |


___CCDM___56.7_58_59.0.1_62_pa____sep____sig__d(Hp)_sig__S_C_N_

22248+2233|I| 1| 2|C| |A|AB|228|  1.613|0.021| 2.35|0.05| | | |


    U      V      W      sU    sV    sW

   17.8   -4.7    7.4     .7    .6    .4




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Updated: 05 November 1998

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