15375+5431 YSC  57

 
 
15h 37m 32.00s +54 30' 31.4" P.A. 43 sep 0.9 mag 5.86, Sp K1III dist. 109.17 pc (356.11 l.y.)
 
 
Coord 2000
15375+5431
Discov num
YSC  57
Comp
Coord arcsec 2000
15 37 32.00 +54 30 31.4
Date first
2007
Date last
2014
Obs
7
Pa first
42
Pa last
43
P.A. Now (θ)
43°
Sep first
0.9
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
5.86
Mag sec
delta mag (ΔM)
Spectral class
K1III (yellow-orange)
Pri motion ra
-035
Sec motion ra
Pri motion dec
-020
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
43.4
Precise sep
0.93
Constellation
Draco
SAO
29597
HIP
76509
Tycho2
3869-01584-1
HD
139778
HR
5828
BD
BD+54 1758
Distance
109.17
Distance ly
356.11
last precise pa
43.4
last precise sep
0.93
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15375+5431 YSC 57 2008 2 43 0.9 5.86   K1III 153732.00+543031.4
15375+5431 YSC 57 2010 3 42 0.9 5.86   K1III 153732.00+543031.4
15375+5431 YSC 57 2014 5 43 0.9 5.86   K1III 153732.00+543031.4

If you need more information about this double, apply for a data request form to the WDS.