19550+4650 KOI 154

 
 
19h 54m 58.61s +46 49' 48.3" P.A. 339.00 sep 3.9 mag 11.90,16.10
 
 
Coord 2000
19550+4650
Discov num
KOI 154
Comp
Coord arcsec 2000
19 54 58.61 +46 49 48.3
Date first
2010
Date last
2015
Obs
2
Pa first
340
Pa last
339
P.A. Now (θ)
339°
Sep first
3.9
Sep last
3.9
Sep. Now (ρ)
3.9"
Mag pri
11.90
Mag sec
16.10
delta mag (ΔM)
4.2
Spectral class
Pri motion ra
+012
Sec motion ra
Pri motion dec
+008
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
338.7
Precise sep
3.877
Constellation
Hydra
SAO
48975
Gaia DR2
2085557748680315392
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19550+4650 KOI 154 2010 1 340 3.9 11.90 16.10 K 195458.61+464948.3
19550+4650 KOI 154 2015 2 339 3.9 11.90 16.10 K 195458.61+464948.3

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