21282+4445 KPP   7

 
 
21h 28m 11.94s +44 45' 09.0" P.A. 269 sep 4 mag 17.30,19.20 Sp G9+K7
 
 
Coord 2000
21282+4445
Discov num
KPP   7
Comp
Coord arcsec 2000
21 28 11.94 +44 45 09.0
Date first
1989
Date last
2016
Obs
4
Pa first
267
Pa last
269
P.A. Now (θ)
269°
Sep first
3.9
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
17.30
Mag sec
19.20
delta mag (ΔM)
1.9
Spectral class
G9+K7 (yellow/yellow-orange)
Pri motion ra
+158
Sec motion ra
+146
Pri motion dec
+116
Sec motion dec
+121
Notes
V (Proper motion indicates physical)
rPM=0.066 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
268.7
Precise sep
4.028
Constellation
Cygnus
last precise pa
268.7
last precise sep
4.028
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21282+4445 KPP 7 2016 4 269 4.0 17.30 19.20 G9+K7 V 212811.94+444509.0

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