21456-2518 UC 4552

 
 
21h 45m 34.72s -25 18' 10.7" P.A. 305 sep 10.8 mag 11.20,13.20
 
 
Coord 2000
21456-2518
Discov num
UC 4552
Comp
Coord arcsec 2000
21 45 34.72 -25 18 10.7
Date first
1998
Date last
2015
Obs
3
Pa first
305
Pa last
305
P.A. Now (θ)
305°
Sep first
11.0
Sep last
10.8
Sep. Now (ρ)
10.8"
Mag pri
11.20
Mag sec
13.20
delta mag (ΔM)
2
Spectral class
Pri motion ra
-038
Sec motion ra
-036
Pri motion dec
-056
Sec motion dec
-039
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.253 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
305.4
Precise sep
10.792
Constellation
Piscis Austrinus
last precise pa
305.4
last precise sep
10.792
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21456-2518 UC 4552 1999 2 305 10.9 11.20 13.20 V 214534.72-251810.7
21456-2518 UC 4552 2000 2 305 10.9 11.20 13.20 V 214534.72-251810.7
21456-2518 UC 4552 2015 3 305 10.8 11.20 13.20 V R 214534.72-251810.7

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