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
Cdsa2 id
BRT 1557
Constellation
Sagittarius
Ra deg
19.957902777777775
De deg
-21.139388888888888
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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