18549+0716 J  1275

 
 
18h 54m 54.18s +07 14' 51.1" P.A. 198 sep 2.3 mag 12.40,13.40
 
 
Coord 2000
18549+0716
Discov num
J  1275
Comp
Coord arcsec 2000
18 54 54.18 +07 14 51.1
Date first
1916
Date last
2001
Obs
7
Pa first
199
Pa last
198
P.A. Now (θ)
198°
Sep first
1.6
Sep last
2.3
Sep. Now (ρ)
2.3"
Mag pri
12.40
Mag sec
13.40
delta mag (ΔM)
1
Spectral class
Pri motion ra
-003
Sec motion ra
Pri motion dec
+002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
198.4
Precise sep
2.268
Constellation
Aquila
last precise pa
198.4
last precise sep
2.268
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18549+0716 J 1275 1982 5 201 2.0 9.50 10.50 185406.67+071600.0
18549+0716 J 1275 2001 7 198 2.3 12.40 13.40 185454.18+071451.1

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