21528-2903 UC 4587

 
 
21h 52m 49.31s -29 03' 03.2" P.A. 187.00 sep 10.5 mag 11.60,12.00
 
 
Coord 2000
21528-2903
Discov num
UC 4587
Comp
Coord arcsec 2000
21 52 49.31 -29 03 03.2
Date first
1913
Date last
2015
Obs
7
Pa first
185
Pa last
187
P.A. Now (θ)
187°
Sep first
10.4
Sep last
10.5
Sep. Now (ρ)
10.5"
Mag pri
11.60
Mag sec
12.00
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
+101
Sec motion ra
+098
Pri motion dec
+012
Sec motion dec
+005
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.075 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
186.7
Precise sep
10.463
Constellation
Piscis Austrinus
Gaia DR2
6617776697343290752
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21528-2903 UC 4587 1999 4 187 10.5 11.60 12.00 V 215249.31-290303.2
21528-2903 UC 4587 2000 2 187 10.5 11.60 12.00 V 215249.31-290303.2
21528-2903 UC 4587 2010 6 186 9.8 11.60 12.00 V R 215249.31-290303.2
21528-2903 UC 4587 2015 7 187 10.5 11.60 12.00 V R 215249.31-290303.2

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