19575-2108 BRT1557

 
 
19h 57m 28.45s -21 08' 21.8" P.A. 190 sep 2.8 mag 12.57,12.85
 
 
Coord 2000
19575-2108
Discov num
BRT1557
Comp
Coord arcsec 2000
19 57 28.45 -21 08 21.8
Date first
1922
Date last
2015
Obs
2
Pa first
197
Pa last
190
P.A. Now (θ)
190°
Sep first
1.9
Sep last
2.8
Sep. Now (ρ)
2.8"
Mag pri
12.57
Mag sec
12.85
delta mag (ΔM)
0.28
Spectral class
Pri motion ra
+016
Sec motion ra
Pri motion dec
+032
Sec motion dec
Notes
B (Blue magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
190.1
Precise sep
2.764
Constellation
Sagittarius
last precise pa
190.1
last precise sep
2.764
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19575-2108 BRT1557 1922 1 197 1.9 12.57 12.85 B 195728.45-210821.8
19575-2108 BRT1557 2015 2 190 2.8 12.57 12.85 B 195728.45-210821.8

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