19492-1902 B   451

 
 
19h 49m 11.15s -19 02' 08.4" P.A. 54 sep 0.5 mag 10.33,10.25 Sp F2IV
 
 
Coord 2000
19492-1902
Discov num
B   451
Comp
Coord arcsec 2000
19 49 11.15 -19 02 08.4
Date first
1926
Date last
1991
Obs
8
Pa first
52
Pa last
54
P.A. Now (θ)
54°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
10.33
Mag sec
10.25
delta mag (ΔM)
0.08
Spectral class
F2IV (yellow-white)
Pri motion ra
-002
Sec motion ra
-002
Pri motion dec
-006
Sec motion dec
-006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
53.6
Precise sep
0.48
Constellation
Sagittarius
Tycho2
6320-00016-1
HD
187171
last precise pa
53.6
last precise sep
0.48
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19492-1902 B 451 1991 8 54 0.5 10.33 10.25 F2IV 194911.15-190208.4

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