21108+4417 A   882

 
 
21h 10m 47.78s +44 17' 19.1" P.A. 232 sep 2.2 mag 8.11,14.30 Sp K2
 
 
Coord 2000
21108+4417
Discov num
A   882
Comp
Coord arcsec 2000
21 10 47.78 +44 17 19.1
Date first
1904
Date last
1928
Obs
3
Pa first
232
Pa last
232
P.A. Now (θ)
232°
Sep first
2.3
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
8.11
Mag sec
14.30
delta mag (ΔM)
6.19
Spectral class
K2 (yellow-orange)
Pri motion ra
+004
Sec motion ra
Pri motion dec
-014
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
231.8
Precise sep
2.21
Cdsa2 id
A 882
Constellation
Cygnus
Ra deg
21.17993888888889
De deg
44.28863888888889
last precise pa
231.8
last precise sep
2.21
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21108+4417 A 882 1928 3 232 2.2 8.11 14.30 K2 211047.78+441719.1

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