20007+2243 BAK   1 (V452 Vul)

 
 
20H 00M 43.71S +22 42' 39.1" P.A. 243 SEP 11.4 MAG 7.78,14.70 SP K0V+M4V DIST. 19.45 PC (63.45 L.Y.)
 
 
Coord 2000
20007+2243
Discov num
BAK   1
Comp
Coord arcsec 2000
20 00 43.71 +22 42 39.1
Date first
1999
Date last
2001
Obs
2
Pa first
244
Pa last
243
P.A. Now (θ)
243°
Sep first
11.3
Sep last
11.4
Sep. Now (ρ)
11.4"
Mag pri
7.78
Mag sec
14.70
delta mag (ΔM)
6.92
Spectral class
K0V+M4V (yellow-orange/red)
Pri motion ra
-002
Sec motion ra
-004
Pri motion dec
-250
Sec motion dec
-264
Notes
rPM=0.054 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name
V452 Vul
Constellation
Vulpecula
SAO
88060
HIP
98505
Tycho2
2141-00972-1
HD
189733
GL
NN 4130
BD
BD+22 3887
Distance
19.45
Distance ly
63.45
last precise pa
242.9
last precise sep
11.381