20429+2754 MLB 709

 
 
20H 42M 51.48S +27 53' 57.3" P.A. 323 SEP 2.7 MAG 9.70,17.10 SP F8
 
 
Coord 2000
20429+2754
Discov num
MLB 709
Comp
Coord arcsec 2000
20 42 51.48 +27 53 57.3
Date first
1931
Date last
2006
Obs
2
Pa first
328
Pa last
323
P.A. Now (θ)
323°
Sep first
4.2
Sep last
2.7
Sep. Now (ρ)
2.7"
Mag pri
9.70
Mag sec
17.10
delta mag (ΔM)
7.4
Spectral class
F8 (yellow-white)
Pri motion ra
-017
Sec motion ra
Pri motion dec
+026
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Vulpecula
Tycho2
2178-00661-1
HD
340887
last precise pa
322.6
last precise sep
2.748