21537+7402 UC 4591

 
 
21h 53m 44.86s +74 01' 47.2" P.A. 233 sep 44 mag 15.70,16.20
 
 
Coord 2000
21537+7402
Discov num
UC 4591
Comp
Coord arcsec 2000
21 53 44.86 +74 01 47.2
Date first
1999
Date last
2010
Obs
3
Pa first
233
Pa last
233
P.A. Now (θ)
233°
Sep first
43.9
Sep last
44.0
Sep. Now (ρ)
44"
Mag pri
15.70
Mag sec
16.20
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-009
Sec motion ra
-012
Pri motion dec
+085
Sec motion dec
+092
Notes
V (Proper motion indicates physical)
rPM=0.082 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
233.4
Precise sep
44.02
Cdsa2 id
UC 4591
Constellation
Cepheus
Ra deg
21.895794444444444
De deg
74.02977777777778
last precise pa
233.4
last precise sep
44.02
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21537+7402 UC 4591 2000 2 233 43.9 15.70 16.20 V 215344.86+740147.2
21537+7402 UC 4591 2003 2 234 43.8 15.70 16.20 V 215344.86+740147.2
21537+7402 UC 4591 2010 3 233 43.9 15.70 16.20 V 215344.86+740147.2

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