15010+3123 STF1901

 
 
15h 00m 57.70s +31 22' 38.2" P.A. 184.00 sep 19.0 mag 8.71,10.55 Sp M dist. 1754.39 pc (5722.82 l.y.)
 
 
Coord 2000
15010+3123
Discov num
STF1901
Comp
Coord arcsec 2000
15 00 57.70 +31 22 38.2
Date first
1827
Date last
2015
Obs
60
Pa first
205
Pa last
184
P.A. Now (θ)
184°
Sep first
25.0
Sep last
19.0
Sep. Now (ρ)
19"
Mag pri
8.71
Mag sec
10.55
delta mag (ΔM)
1.84
Spectral class
M (red)
Pri motion ra
-045
Sec motion ra
+010
Pri motion dec
-046
Sec motion dec
+002
Notes
N L (See Notes, Linear solution)
Visually invisible, K-band or other infrared star rPM=1.134
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
183.5
Precise sep
19.011
Constellation
Bootes
SAO
64464
HIP
73472
Tycho2
2562-01377-1
Gaia DR2
32118412160
HD
132971
BD
BD+31 2684
Distance
1754.39
Distance ly
5722.82
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15010+3123 STF1901 2007 35 185 19.4 8.71 10.55 M NLD 150057.70+312238.2
15010+3123 STF1901 2008 37 185 19.4 8.71 10.55 M NLD 150057.70+312238.2
15010+3123 STF1901 2010 41 185 19.4 8.71 10.55 M NLD 150057.70+312238.2
15010+3123 STF1901 2013 43 184 19.1 8.71 10.55 M NL 150057.70+312238.2
15010+3123 STF1901 2015 46 184 19.0 8.71 10.55 M NL 150057.70+312238.2

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