20165+2747 HDS2889 (MW Vul)

 
 
20h 16m 27.20s +27 46' 33.8" P.A. 116 sep 0.2 mag 6.74,9.26 Sp A0p dist. 495.05 pc (1614.85 l.y.)
 
 
Coord 2000
20165+2747
Discov num
HDS2889
Comp
Coord arcsec 2000
20 16 27.20 +27 46 33.8
Date first
1991
Date last
2018
Obs
5
Pa first
137
Pa last
116
P.A. Now (θ)
116°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
6.74
Mag sec
9.26
delta mag (ΔM)
2.52
Spectral class
A0p (white)
Pri motion ra
+009
Sec motion ra
Pri motion dec
+002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
115.9
Precise sep
0.222
Var name
MW Vul
Constellation
Vulpecula
SAO
88444
HIP
99927
Tycho2
2163-01795-1
Gaia DR2
24518980992
HD
192913
BD
BD+27 3668
Distance
495.05
Distance ly
1614.85
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20165+2747 HDS2889 1997 2 125 0.2 6.74 9.26 A0p 201627.20+274633.8
20165+2747 HDS2889 2010 4 121 0.2 6.74 9.26 A0p 201627.20+274633.8

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