10557+4246 MTR   1

 
 
10h 55m 42.26s +42 46' 03.0" P.A. 95.00 sep 15.6 mag 10.70,11.90 Sp K3V+K7V
 
 
Coord 2000
10557+4246
Discov num
MTR   1
Comp
Coord arcsec 2000
10 55 42.26 +42 46 03.0
Date first
1894
Date last
2015
Obs
9
Pa first
119
Pa last
95
P.A. Now (θ)
95°
Sep first
10.6
Sep last
15.6
Sep. Now (ρ)
15.6"
Mag pri
10.70
Mag sec
11.90
delta mag (ΔM)
1.2
Spectral class
K3V+K7V (yellow-orange/yellow-orange)
Pri motion ra
-055
Sec motion ra
-001
Pri motion dec
-034
Sec motion dec
-004
Notes
N S (See Notes, Parallax indidates non-physical)
rPM=0.955
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
94.6
Precise sep
15.59
Constellation
Hydra
Tycho2
3011-00169-1
Gaia DR2
781440922658600576
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10557+4246 MTR 1 2013 3 73 15.0 10.70 11.90 K3V+K7V N 105542.26+424603.0
10557+4246 MTR 1 2015 7 95 15.6 10.70 11.90 K3V+K7V N 105542.26+424603.0

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