21439+0812 UC 4540

 
 
21h 43m 54.67s +08 12' 29.9" P.A. 92.00 sep 48.4 mag 15.50,16.30
 
 
Coord 2000
21439+0812
Discov num
UC 4540
Comp
Coord arcsec 2000
21 43 54.67 +08 12 29.9
Date first
2000
Date last
2015
Obs
5
Pa first
92
Pa last
92
P.A. Now (θ)
92°
Sep first
48.4
Sep last
48.4
Sep. Now (ρ)
48.4"
Mag pri
15.50
Mag sec
16.30
delta mag (ΔM)
0.8
Spectral class
Pri motion ra
+057
Sec motion ra
+056
Pri motion dec
+037
Sec motion dec
+036
Notes
V (Proper motion indicates physical)
rPM=0.021 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
91.9
Precise sep
48.352
Constellation
Pegasus
Gaia DR2
2701916101453921024
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21439+0812 UC 4540 2000 2 92 48.4 15.50 16.30 V 214354.67+081229.9
21439+0812 UC 4540 2010 3 92 48.5 15.50 16.30 V 214354.67+081229.9
21439+0812 UC 4540 2015 4 92 48.4 15.50 16.30 V 214354.67+081229.9

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