13105-2553 B   242

 
 
13h 10m 30.45s -25 53' 19.6" P.A. 37.00 sep 0.3 mag 9.50,9.70 Sp G8V
 
 
Coord 2000
13105-2553
Discov num
B   242
Comp
Coord arcsec 2000
13 10 30.45 -25 53 19.6
Date first
1926
Date last
2019
Obs
11
Pa first
37
Pa last
37
P.A. Now (θ)
37°
Sep first
0.4
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
9.50
Mag sec
9.70
delta mag (ΔM)
0.2
Spectral class
G8V (yellow)
Pri motion ra
-174
Sec motion ra
Pri motion dec
+009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
37.3
Precise sep
0.336
Constellation
Hydra
SAO
181430
Tycho2
6703-00845-1
Gaia DR2
78414089856
HD
114404
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13105-2553 B 242 1993 10 38 0.3 9.50 9.70 G8V 131030.45-255319.6
13105-2553 B 242 2019 11 37 0.3 9.50 9.70 G8V 131030.45-255319.6

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