21122+3828 SMA 137

 
 
21H 12M 19.85S +38 28' 19.7" P.A. 122 SEP 9.5 MAG 11.20,12.20
 
 
Coord 2000
21122+3828
Discov num
SMA 137
Comp
Coord arcsec 2000
21 12 19.85 +38 28 19.7
Date first
1923
Date last
2012
Obs
7
Pa first
118
Pa last
122
P.A. Now (θ)
122°
Sep first
10.5
Sep last
9.5
Sep. Now (ρ)
9.5"
Mag pri
11.20
Mag sec
12.20
delta mag (ΔM)
1
Spectral class
Pri motion ra
+009
Sec motion ra
+004
Pri motion dec
+000
Sec motion dec
-002
Notes
N (See Notes)
rPM=0.598
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
Tycho2
3169-02608-1
last precise pa
122
last precise sep
9.54