ARICNS ARI Data Base for Nearby Stars

Running No.: 57   CNS designation: Gl 31.1A ( = Wo 9023A )   HD:  4150    HIP:  3405   CP: -58° 42    YPC:  137.00  

RA (2000):  00 43 21   Dec (2000):  -57 27.8  
RA (1950):  00 41 07   Dec (1950):  -57 44.2  
RA (1900):  00 38 52   Dec (1900):  -58 00.7  

µ(RA):  -.004 "/yr   µ(Dec):  .017 "/yr     Total Proper Motion:   0.017 "/yr  347.2°  

V :  4.36    B-V:  -.01    U-B:  -.01    V-R_c:  0.01 J   R-I_c: -0.00 J   Spectral Type:  A0 V   

Trig. Par.:  31.0 ± 10.1  mas   2  Obs.  (fair accord.)    Res. Par. (uvby-phot.):  18.4  ± 3.0  mas     Distance:  54.35  ± 8.86 pc  

M_V :  .68    M Qual.: d     RV: + 2.  km/s   RV Qual.: c    Remark:  RV var(?)   

Space Velocity:     U:  -001  km/s    V:  +003  km/s    W:  -004 km/s

Additional Designations: ETA Phe  

 Hipp P__HIP_H2___RA____J2000__Dec________V___v_S10__piH______pma_____pmd____

      N  3405| | 0 43 21.24|-57 27 47.0| 4.36| |H |  13.57|   -5.16|   15.50|


__sRA___sDec___spi____spma___spmd___-%__F2____Bt_____sig___Vt_____sig__

  0.41|  0.42|  0.57|  0.54|  0.47|  0| 1.39| 4.361|0.002| 4.365|0.002|


36__B-V___sig__s_V-I__sig__s_43__Hp_____sig____Hmax__Hmin_period 52.3.4_

 | 0.024|0.015|G|0.02|0.02|A| | 4.3700|0.0005| 4.36| 4.38|       |C| | |


___CCDM___56.7_58_59.0.1_62_pa____sep____sig__d(Hp)_sig__S_C_N_

00434-5728|I| 1| 1|G| | |  |   |       |     |     |    |S| | |


    U      V      W      sU    sV    sW

    -.4    4.1   -4.4    1.1   1.6   3.2

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Updated: 05 November 1998