15017-1637 BRT 623

 
 
15h 01m 43.42s -16 36' 57.8" P.A. 144.00 sep 3.2 mag 12.79,12.79
 
 
Coord 2000
15017-1637
Discov num
BRT 623
Comp
Coord arcsec 2000
15 01 43.42 -16 36 57.8
Date first
1905
Date last
2015
Obs
4
Pa first
142
Pa last
144
P.A. Now (θ)
144°
Sep first
2.8
Sep last
3.2
Sep. Now (ρ)
3.2"
Mag pri
12.79
Mag sec
12.79
delta mag (ΔM)
0
Spectral class
Pri motion ra
+015
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
B (Blue magnitudes)
Visually invisible, K-band or other infrared star Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
143.5
Precise sep
3.233
Constellation
Libra
Gaia DR2
03240852736
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15017-1637 BRT 623 1905 1 142 2.8 12.79 12.79 B 150143.42-163657.8
15017-1637 BRT 623 1999 2 143 3.2 12.79 12.79 B 150143.42-163657.8
15017-1637 BRT 623 2015 3 144 3.2 12.79 12.79 B 150143.42-163657.8

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