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
Cdsa2 id
UC 4456
Constellation
Cepheus
Ra deg
21.361647222222224
De deg
79.02502777777778
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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