21217+7902 UC 4456

 
 
21h 21m 41.93s +79 01' 30.1" P.A. 353 sep 30.2 mag 14.00,16.00
 
 
Coord 2000
21217+7902
Discov num
UC 4456
Comp
Coord arcsec 2000
21 21 41.93 +79 01 30.1
Date first
1999
Date last
2010
Obs
3
Pa first
353
Pa last
353
P.A. Now (θ)
353°
Sep first
30.3
Sep last
30.2
Sep. Now (ρ)
30.2"
Mag pri
14.00
Mag sec
16.00
delta mag (ΔM)
2
Spectral class
Pri motion ra
+040
Sec motion ra
+041
Pri motion dec
+051
Sec motion dec
+058
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.1 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
352.7
Precise sep
30.22
Constellation
Cepheus
last precise pa
352.7
last precise sep
30.22
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21217+7902 UC 4456 2000 2 353 30.1 14.00 16.00 V 212141.93+790130.1
21217+7902 UC 4456 2003 2 353 30.2 14.00 16.00 V 212141.93+790130.1
21217+7902 UC 4456 2010 3 353 30.2 14.00 16.00 V R 212141.93+790130.1

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