Astronomisches Rechen-Institut Heidelberg

ARICNS ARI Data Base for Nearby Stars


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Running No.: 1858   CNS designation: Gl 870    HIP: 111942   BD: +42° 4471    YPC: 5490.02   Vys: 844   

RA (2000):  22 40 31   Dec (2000):  +43 00.8  
RA (1950):  22 38 18   Dec (1950):  +42 45.2  
RA (1900):  22 36 06   Dec (1900):  +42 29.7  

µ(RA):  .09 "/yr   µ(Dec):  -.13 "/yr     Total Proper Motion:   0.16 "/yr  145. °  

V :  9.83    B-V:  1.11    U-B:  .97    V-Rc:  .66:    R-Ic:  .58    Spectral Type:  dK8   

Trig. Par.:  31.7 ± 2.8  mas   Obs.  (good accord.)    Res. Par. (Trig. Par.):  31.7  ± 2.8  mas     Distance:  31.55  ± 2.79 pc  

MV :  7.34    M Qual.: b     RV: - 30.3 km/s   RV Qual.: a    Remark:  SB   

Space Velocity:     U:  +003  km/s    V:  -035  km/s    W:  -016 km/s



HIPPARCOS DATA

 Hipp P__HIP_H2___RA____J2000__Dec________V___v_S10__piH______pma_____pmd____

      N111942| |22 40 30.30|+43  0 47.4| 9.83| |G |  23.29|   96.86| -132.67|


__sRA___sDec___spi____spma___spmd___-%__F2____Bt_____sig___Vt_____sig__

  0.97|  0.96|  1.42|  1.03|  1.05|  1| 2.14|11.374|0.062| 9.960|0.028|


36__B-V___sig__s_V-I__sig__s_43__Hp_____sig____Hmax__Hmin_period 52.3.4_

 | 1.094|0.009|G|1.17|0.01|I| | 9.9585|0.0023| 9.92|10.03|       | | | |


___CCDM___56.7_58_59.0.1_62_pa____sep____sig__d(Hp)_sig__S_C_N_

          | |  | 1| | | |  |   |       |     |     |    | |G| |


    U      V      W      sU    sV    sW 

    2.0  -37.4  -25.1     .3    .9   2.0




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Updated: 4 March 1998

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