ARICNS ARI Data Base for Nearby Stars

Running No.: 382   CNS designation: Gl 171.1A ( = Wo 9159A )   HD:  29139    HIP:  21421   BD: +16° 629    YPC: 1014.00  

RA (2000):  04 35 55   Dec (2000):  +16 30.5  
RA (1950):  04 33 03   Dec (1950):  +16 24.6  
RA (1900):  04 30 11   Dec (1900):  +16 18.5  

µ(RA):  .065 "/yr   µ(Dec):  -.189 "/yr     Total Proper Motion:   0.200 "/yr  161.1°  

V :  .86    B-V:  1.54    U-B:  1.90    V-R_c:  .84    R-I_c:  .89    Spectral Type:  K5 III   

Trig. Par.:  48.6 ± 3.0  mas   8  Obs.  (good accord.)    Res. Par. (Trig. Par.):  48.6  ± 3.0  mas     Distance:  20.58  ± 1.27 pc  

M_V :  -.71    M Qual.: b     RV: + 53.8 km/s   RV Qual.: a   

Space Velocity:     U:  -048  km/s    V:  -019  km/s    W:  -025 km/s

Additional Designations: ALF Tau ADS 3321AB  

 Hipp P__HIP_H2___RA____J2000__Dec________V___v_S10__piH______pma_____pmd____

      N 21421| | 4 35 55.24|+16 30 33.5| 0.87|1|G |  50.09|   62.78| -189.35|


__sRA___sDec___spi____spma___spmd___-%__F2____Bt_____sig___Vt_____sig__

  0.85|  0.53|  0.95|  0.85|  0.63|  0| 0.13| 2.937|0.006| 1.160|0.011|


36__B-V___sig__s_V-I__sig__s_43__Hp_____sig____Hmax__Hmin_period 52.3.4_

 | 1.538|0.008|G|1.67|0.02|G| | 1.0024|0.0026| 0.99| 1.02|       |M| | |


___CCDM___56.7_58_59.0.1_62_pa____sep____sig__d(Hp)_sig__S_C_N_

04359+1631|I| 1| 1| | | |  |   |       |     |     |    |S| | |


    U      V      W      sU    sV    sW

  -48.1  -18.9  -24.1     .7    .3    .3

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Updated: 05 November 1998