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
Constellation
Cepheus
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

If you need more information about this double, apply for a data request form to the WDS.