12567-2638 UC 2438

12h 56m 43.18s -26 37' 30.0" P.A. 238.00 sep 20.3 mag 13.30,16.10

Coord 2000
12567-2638
Discov num
UC 2438
Comp
Coord arcsec 2000
12 56 43.18 -26 37 30.0
Date first
1974
Date last
2015
Obs
9
Pa first
238
Pa last
238
P.A. Now (θ)
238°
Sep first
20.3
Sep last
20.3
Sep. Now (ρ)
20.3"
Mag pri
13.30
Mag sec
16.10
delta mag (ΔM)
2.8
Spectral class
Pri motion ra
-066
Sec motion ra
-063
Pri motion dec
+026
Sec motion dec
+013
Notes
V (Proper motion indicates physical)


Visually invisible, K-band or other infrared star rPM=0.188 (< 0.3, Physical double)

This double is physical.



OTHER CATALOGS AND DESIGNATIONS

Precise pa
237.8
Precise sep
20.258
Constellation
Hydra
SAO
181245
Tycho2
6705-00526-1
Gaia DR2
08029236096




WDS HISTORIC DATA

coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12567-2638 UC 2438 1999 2 238 20.4 13.30 16.10 V 125643.18-263730.0
12567-2638 UC 2438 2000 2 238 20.4 13.30 16.10 V 125643.18-263730.0
12567-2638 UC 2438 2010 4 238 20.3 13.30 16.10 V 125643.18-263730.0
12567-2638 UC 2438 2015 5 238 20.3 13.30 16.10 V 125643.18-263730.0

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