21481-1755 UC 4568

 
 
21h 48m 04.82s -17 55' 16.1" P.A. 16 sep 18.9 mag 11.30,13.80
 
 
Coord 2000
21481-1755
Discov num
UC 4568
Comp
Coord arcsec 2000
21 48 04.82 -17 55 16.1
Date first
1998
Date last
2015
Obs
5
Pa first
16
Pa last
16
P.A. Now (θ)
16°
Sep first
18.8
Sep last
18.9
Sep. Now (ρ)
18.9"
Mag pri
11.30
Mag sec
13.80
delta mag (ΔM)
2.5
Spectral class
Pri motion ra
+066
Sec motion ra
+066
Pri motion dec
-020
Sec motion dec
-013
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.102 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
15.8
Precise sep
18.857
Constellation
Capricornus
last precise pa
15.8
last precise sep
18.857
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21481-1755 UC 4568 1999 2 16 18.8 11.30 13.80 V 214804.82-175516.1
21481-1755 UC 4568 2000 2 15 18.8 11.30 13.80 V 214804.82-175516.1
21481-1755 UC 4568 2010 4 16 18.8 11.30 13.80 V R 214804.82-175516.1
21481-1755 UC 4568 2015 5 16 18.9 11.30 13.80 V R 214804.82-175516.1

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