19413-1325 HJ 2887

 
 
19h 41m 21.96s -13 25' 34.2" P.A. 236 sep 11.6 mag 10.57,10.44
 
 
Coord 2000
19413-1325
Discov num
HJ 2887
Comp
Coord arcsec 2000
19 41 21.96 -13 25 34.2
Date first
1831
Date last
2016
Obs
9
Pa first
236
Pa last
236
P.A. Now (θ)
236°
Sep first
8.0
Sep last
11.6
Sep. Now (ρ)
11.6"
Mag pri
10.57
Mag sec
10.44
delta mag (ΔM)
0.13
Spectral class
Pri motion ra
-002
Sec motion ra
-007
Pri motion dec
-012
Sec motion dec
-011
Notes
rPM=0.391
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
236.4
Precise sep
11.599
Constellation
Sagittarius
Tycho2
5736-01421-1
last precise pa
236.4
last precise sep
11.599
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19413-1325 HJ 2887 1998 6 237 11.6 10.57 11.30 D 194121.96-132534.2
19413-1325 HJ 2887 2000 7 236 11.5 10.57 11.30 D 194121.96-132534.2
19413-1325 HJ 2887 2010 8 236 11.3 10.57 10.44 194121.96-132534.2
19413-1325 HJ 2887 2016 9 236 11.6 10.57 10.44 194121.96-132534.2

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