01155-7554 R     7

 
 
01h 15m 32.75s -75 54' 12.6" P.A. 252.00 sep 18.6 mag 11.80,12.80
 
 
Coord 2000
01155-7554
Discov num
R     7
Comp
Coord arcsec 2000
01 15 32.75 -75 54 12.6
Date first
1870
Date last
2015
Obs
9
Pa first
260
Pa last
252
P.A. Now (θ)
252°
Sep first
10.0
Sep last
18.6
Sep. Now (ρ)
18.6"
Mag pri
11.80
Mag sec
12.80
delta mag (ΔM)
1
Spectral class
Pri motion ra
+007
Sec motion ra
+024
Pri motion dec
-001
Sec motion dec
-014
Notes
rPM=0.77
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
252.3
Precise sep
18.586
Constellation
Hydrus
Tycho2
9347-00860-1
Gaia DR2
30556070016
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01155-7554 R 7 2000 3 253 18.7 11.80 12.80 011532.75-755412.6
01155-7554 R 7 2010 10 252 18.6 11.80 12.80 011532.75-755412.6
01155-7554 R 7 2015 11 252 18.6 11.80 12.80 011532.75-755412.6

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