19446+4136 KOI 212AB

 
 
19h 44m 33.54s +41 36' 11.5" P.A. 308.00 sep 4.9 mag 14.70,17.52 Sp G4+K4
 
 
Coord 2000
19446+4136
Discov num
KOI 212
Comp
AB
Coord arcsec 2000
19 44 33.54 +41 36 11.5
Date first
1998
Date last
2015
Obs
3
Pa first
316
Pa last
308
P.A. Now (θ)
308°
Sep first
5.0
Sep last
4.9
Sep. Now (ρ)
4.9"
Mag pri
14.70
Mag sec
17.52
delta mag (ΔM)
2.82
Spectral class
G4+K4 (yellow/yellow-orange)
Pri motion ra
+000
Sec motion ra
Pri motion dec
-017
Sec motion dec
Notes
W R (, Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
308.4
Precise sep
4.916
Constellation
Hydra
Gaia DR2
2077033303750084992
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19446+4136 KOI 212 AB 2011 1 309 4.8 14.70 17.52 G4 K4 R 194433.54+413611.5
19446+4136 KOI 212 AB 2015 3 308 4.9 14.70 17.52 G4+K4 R 194433.54+413611.5

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