18514+0351 DOO  72

 
 
18h 51m 25.04s +03 51' 04.2" P.A. 52 sep 31.6 mag 8.95,14.00 Sp B9
 
 
Coord 2000
18514+0351
Discov num
DOO  72
Comp
Coord arcsec 2000
18 51 25.04 +03 51 04.2
Date first
1912
Date last
2013
Obs
6
Pa first
49
Pa last
52
P.A. Now (θ)
52°
Sep first
34.8
Sep last
31.6
Sep. Now (ρ)
31.6"
Mag pri
8.95
Mag sec
14.00
delta mag (ΔM)
5.05
Spectral class
B9 (blue-white)
Pri motion ra
+003
Sec motion ra
+006
Pri motion dec
-003
Sec motion dec
+014
Notes
rPM=1.133
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
52.1
Precise sep
31.6
Cdsa2 id
DOO 72
Constellation
Serpens
Ra deg
18.856955555555558
De deg
3.851166666666667
last precise pa
52.1
last precise sep
31.6
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18514+0351 DOO 72 1999 3 53 31.7 9.90 9.90 B9 D 185125.04+035104.2
18514+0351 DOO 72 2000 5 52 31.4 9.90 9.90 B9 D 185125.04+035104.2
18514+0351 DOO 72 2013 5 52 31.6 8.95 14.00 B9 185125.04+035104.2

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