19374+4619 HJ 1427AB

 
 
19h 37m 25.64s +46 18' 36.8" P.A. 286 sep 8.4 mag 11.60,12.10 Sp A5
 
 
Coord 2000
19374+4619
Discov num
HJ 1427
Comp
AB
Coord arcsec 2000
19 37 25.64 +46 18 36.8
Date first
1828
Date last
2015
Obs
10
Pa first
285
Pa last
286
P.A. Now (θ)
286°
Sep first
4.0
Sep last
8.4
Sep. Now (ρ)
8.4"
Mag pri
11.60
Mag sec
12.10
delta mag (ΔM)
0.5
Spectral class
A5 (white)
Pri motion ra
-005
Sec motion ra
-008
Pri motion dec
-007
Sec motion dec
-007
Notes
R (Red magnitudes)
rPM=0.282 (< 0.3, Physical double)
This double is physical.
 
 
19374+4619 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19374+4619 HJ 1427 AB 1828 2015 10 286 8.4 11.60 12.10 0.50 <===
Show 19374+4619 ES 656 AC 1893 2015 7 292 38.8 11.60 12.20 0.60
Show 19374+4619 ES 656 CD 1908 2011 2 242 2.7 12.20 12.50 0.30
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
285.5
Precise sep
8.4
Cdsa2 id
HJ 1427 AB
Constellation
Cygnus
Ra deg
19.62378888888889
De deg
46.31022222222222
last precise pa
285.5
last precise sep
8.4
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19374+4619 HJ 1427 AB 1911 5 288 8.8 10.50 10.70 193732.11+461915.1
19374+4619 HJ 1427 AB 2003 8 285 8.3 11.60 12.10 A5 R 193725.64+461836.8
19374+4619 HJ 1427 AB 2015 9 286 8.4 11.60 12.10 A5 R 193725.64+461836.8

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