21449+4824 SLN  42

 
 
21h 44m 56.12s +48 23' 52.9" P.A. 120 sep 14.6 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
2015
Obs
2
Pa first
120
Pa last
120
P.A. Now (θ)
120°
Sep first
14.7
Sep last
14.6
Sep. Now (ρ)
14.6"
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
120.3
Precise sep
14.625
Constellation
Cygnus
Gaia DR2
86667015936
 
 
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
21449+4824 SLN 42 2015 2 120 14.6 19.00 19.60 V R 214456.12+482352.9

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