Astronomisches Rechen-Institut Heidelberg

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Running No.: 3600   CNS designation: N1 621    HD:  54563    HIP:  34608   BD: +21° 1528    YPC: 1672.00   LHS: 1899   

RA (2000):  07 10 07   Dec (2000):  +21 14.8  
RA (1950):  07 07 09   Dec (1950):  +21 20.1  
RA (1900):  07 04 11   Dec (1900):  +21 25.2  

µ(RA):  -.168 "/yr   µ(Dec):  -.479 "/yr     Total Proper Motion:   0.507 "/yr  199.3°  

V :  6.42    B-V:  .88    U-B:  .51    V-Rc:  .44    R-Ic:  .45    Spectral Type:  G9 V   

Trig. Par.:  25.3 ± 6.6  mas   Obs.  (good accord.)    Res. Par. (Trig. Par.):  25.3  ± 6.6  mas     Distance:  39.53  ± 10.31 pc  

MV :  3.4    M Qual.: e     RV: - 2.8 km/s   RV Qual.: a    Remark:  SB-orbit   

Space Velocity:     U:  +006  km/s    V:  -069  km/s    W:  -065 km/s

Additional Designations: LTT 11989 LFT 513  

Notes:  old disc subgiant ~K0IV Grenon priv-86; no dwarf: Eggen  



HIPPARCOS DATA

 Hipp P__HIP_H2___RA____J2000__Dec________V___v_S10__piH______pma_____pmd____

      N 34608| | 7 10  6.68|+21 14 49.1| 6.43| |G+|  21.67| -174.67| -473.14|


__sRA___sDec___spi____spma___spmd___-%__F2____Bt_____sig___Vt_____sig__

  0.81|  0.47|  0.82|  0.78|  0.52|  0| 0.20| 7.529|0.006| 6.518|0.004|


36__B-V___sig__s_V-I__sig__s_43__Hp_____sig____Hmax__Hmin_period 52.3.4_

 | 0.880|0.003|G|0.82|0.04|E| | 6.5679|0.0004| 6.56| 6.58|       |C| | |


___CCDM___56.7_58_59.0.1_62_pa____sep____sig__d(Hp)_sig__S_C_N_

          | |  | 1|O| | |  |   |       |     |     |    |S| | |


    U      V      W      sU    sV    sW 

    6.3  -80.0  -75.8     .7   3.1   2.9




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Updated: 4 March 1998

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