21449+4824 SLN  42

 
 
21h 44m 56.12s +48 23' 52.9" P.A. 120 sep 14.7 mag 19.00,19.60
 
 
Coord 2000
21449+4824
Discov num
SLN  42
Comp
Coord arcsec 2000
21 44 56.12 +48 23 52.9
Date first
2004
Date last
2004
Obs
1
Pa first
120
Pa last
120
P.A. Now (θ)
120°
Sep first
14.7
Sep last
14.7
Sep. Now (ρ)
14.7"
Mag pri
19.00
Mag sec
19.60
delta mag (ΔM)
0.6
Spectral class
Pri motion ra
+020
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes
V R (Proper motion indicates physical, Red magnitudes)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
120
Precise sep
14.67
Cdsa2 id
SLN 42
Constellation
Cygnus
Ra deg
21.748922222222223
De deg
48.39802777777778
last precise pa
120
last precise sep
14.67
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21449+4824 SLN 42 2000 1 121 14.0 19.00 19.60 R 214456.12+482352.9
21449+4824 SLN 42 2004 1 120 14.7 19.00 19.60 R 214456.12+482352.9

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