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Running No.: 4689   CNS designation: N1 1587 A    HIP:  91605   BD: +31° 3330    YPC: 4314.00   LHS: 3401   

RA (2000):  18 40 55   Dec (2000):  +31 32.0  
RA (1950):  18 39 01   Dec (1950):  +31 29.8  
RA (1900):  18 37 07   Dec (1900):  +31 27.7  

µ(RA):  .081 "/yr   µ(Dec):  -.828 "/yr     Total Proper Motion:   0.832 "/yr  174.4°  

V :  8.54    B-V:  .93    U-B:  .64    V-Rc:  .54    R-Ic:  .49    Spectral Type:  K3 V   

Trig. Par.:  31.5 ± 9.9  mas   Obs.  (good accord.)    Res. Par. (SpT/UBVRI) :  41.1  ± 9.7  mas     Distance:  24.33  ± 5.74 pc  

MV :  6.6    M Qual.: e     RV: + 33.  km/s   RV Qual.: c   

Space Velocity:     U:  +095  km/s    V:  -003  km/s    W:  -035 km/s

Additional Designations: LTT 15508 LFT 1425 ADS 11576  


Other ARICNS component(s):  N1 1587  B   


HIPPARCOS DATA

 Hipp P__HIP_H2___RA____J2000__Dec________V___v_S10__piH______pma_____pmd____

      N 91605|H|18 40 54.88|+31 31 59.1| 8.54| |GA|  41.88|   86.68| -837.43|


__sRA___sDec___spi____spma___spmd___-%__F2____Bt_____sig___Vt_____sig__

  1.14|  1.32|  1.59|  1.26|  1.64|  2| 1.20| 9.709|0.021| 8.622|0.014|


36__B-V___sig__s_V-I__sig__s_43__Hp_____sig____Hmax__Hmin_period 52.3.4_

A| 0.865|0.015|G|0.91|0.01|H|*| 8.6101|0.0020| 8.58| 8.64|       | | | |


___CCDM___56.7_58_59.0.1_62_pa____sep____sig__d(Hp)_sig__S_C_N_

18409+3132|I| 1| 2|C| |B|AB|155|  9.543|0.037| 3.50|0.26| | | |


    U      V      W      sU    sV    sW

   94.4   -2.1  -35.5    3.5   3.3   2.0




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Updated: 05 November 1998

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