ARICNS ARI Data Base for Nearby Stars

Running No.: 642   CNS designation: Gl 311    HD:  72905    HIP:  42438   BD: +65° 643    YPC: 2047.10  

RA (2000):  08 39 12   Dec (2000):  +65 01.2  
RA (1950):  08 34 47   Dec (1950):  +65 11.7  
RA (1900):  08 30 19   Dec (1900):  +65 21.9  

µ(RA):  -.024 "/yr   µ(Dec):  .086 "/yr     Total Proper Motion:   0.089 "/yr  344.5°  

V :  5.63    B-V:  .62    U-B:  .07    V-R_c:  .35    R-I_c:  .31    Spectral Type:  G1 V   

Trig. Par.:  69.2 ± 1.5  mas   3  Obs.  (good accord.)    Res. Par. (Trig. Par.):  69.2  ± 1.5  mas     Distance:  14.45  ± .31 pc  

M_V :  4.83    M Qual.: a     RV: - 12.5 km/s   RV Qual.: a   

Space Velocity:     U:  +010  km/s    V:  +001  km/s    W:  -010 km/s

Additional Designations: PI^1 UMa  

 Hipp P__HIP_H2___RA____J2000__Dec________V___v_S10__piH______pma_____pmd____

      N 42438| | 8 39 11.70|+65  1 15.3| 5.63|1|G |  70.07|  -27.73|   87.90|


__sRA___sDec___spi____spma___spmd___-%__F2____Bt_____sig___Vt_____sig__

  0.49|  0.46|  0.71|  0.59|  0.49|  1|-0.93| 6.389|0.004| 5.706|0.003|


36__B-V___sig__s_V-I__sig__s_43__Hp_____sig____Hmax__Hmin_period 52.3.4_

 | 0.618|0.003|G|0.66|0.03|C| | 5.7592|0.0010| 5.74| 5.78|       |M| | |


___CCDM___56.7_58_59.0.1_62_pa____sep____sig__d(Hp)_sig__S_C_N_

          | |  | 1| | | |  |   |       |     |     |    |S| | |


    U      V      W      sU    sV    sW 

    9.8     .7   -9.9     .5    .3    .4

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Updated: 4 March 1998