01528-7249 UC  639

 
 
01h 52m 45.17s -72 48' 40.0" P.A. 161.00 sep 25.6 mag 11.70,15.16
 
 
Coord 2000
01528-7249
Discov num
UC  639
Comp
Coord arcsec 2000
01 52 45.17 -72 48 40.0
Date first
1998
Date last
2015
Obs
6
Pa first
162
Pa last
161
P.A. Now (θ)
161°
Sep first
25.5
Sep last
25.6
Sep. Now (ρ)
25.6"
Mag pri
11.70
Mag sec
15.16
delta mag (ΔM)
3.46
Spectral class
Pri motion ra
+070
Sec motion ra
+072
Pri motion dec
-082
Sec motion dec
-081
Notes
V (Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.021 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
161.4
Precise sep
25.555
Constellation
Hydrus
Gaia DR2
52457242496
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01528-7249 UC 639 1998 2 161 25.6 11.70 15.20 V 015245.17-724840.0
01528-7249 UC 639 2000 2 162 25.5 11.70 15.20 V 015245.17-724840.0
01528-7249 UC 639 2010 4 161 25.5 11.70 15.16 V 015245.17-724840.0
01528-7249 UC 639 2015 5 161 25.6 11.70 15.16 V 015245.17-724840.0

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