18361+2452 A   249

 
 
18h 36m 03.12s +24 51' 49.3" P.A. 275 sep 1.1 mag 10.14,10.20 Sp F5
 
 
Coord 2000
18361+2452
Discov num
A   249
Comp
Coord arcsec 2000
18 36 03.12 +24 51 49.3
Date first
1901
Date last
2015
Obs
21
Pa first
275
Pa last
275
P.A. Now (θ)
275°
Sep first
0.9
Sep last
1.1
Sep. Now (ρ)
1.1"
Mag pri
10.14
Mag sec
10.20
delta mag (ΔM)
0.06
Spectral class
F5 (yellow-white)
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
-003
Sec motion dec
-003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
275.4
Precise sep
1.05
Constellation
Hercules
SAO
86232
Tycho2
2111-00630-1
last precise pa
275.4
last precise sep
1.05
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18361+2452 A 249 1998 19 278 0.9 10.14 10.20 F5 183603.12+245149.3
18361+2452 A 249 2010 20 278 1.0 10.14 10.20 F5 183603.12+245149.3
18361+2452 A 249 2015 21 275 1.1 10.14 10.20 F5 183603.12+245149.3

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