21074+3841 MLB1019

 
 
21H 07M 17.04S +38 41' 11.0" P.A. 246 SEP 5.9 MAG 12.10,13.50 SP K5
 
 
Coord 2000
21074+3841
Discov num
MLB1019
Comp
Coord arcsec 2000
21 07 17.04 +38 41 11.0
Date first
1936
Date last
2015
Obs
6
Pa first
248
Pa last
246
P.A. Now (θ)
246°
Sep first
5.0
Sep last
5.9
Sep. Now (ρ)
5.9"
Mag pri
12.10
Mag sec
13.50
delta mag (ΔM)
1.4
Spectral class
K5 (yellow-orange)
Pri motion ra
-001
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
R (Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
Tycho2
3168-01052-1
last precise pa
246
last precise sep
5.9