19549+5827 HJ 2916

 
 
19h 54m 49.52s +58 26' 54.3" P.A. 112 sep 16.8 mag 9.90,12.40
 
 
Coord 2000
19549+5827
Discov num
HJ 2916
Comp
Coord arcsec 2000
19 54 49.52 +58 26 54.3
Date first
1831
Date last
2010
Obs
6
Pa first
114
Pa last
112
P.A. Now (θ)
112°
Sep first
10.0
Sep last
16.8
Sep. Now (ρ)
16.8"
Mag pri
9.90
Mag sec
12.40
delta mag (ΔM)
2.5
Spectral class
Pri motion ra
-002
Sec motion ra
+000
Pri motion dec
-003
Sec motion dec
-005
Notes
rPM=0.566
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
111.6
Precise sep
16.8
Constellation
Cygnus
Tycho2
3947-02214-1
last precise pa
111.6
last precise sep
16.8
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19549+5827 HJ 2916 2000 4 112 16.8 9.90 12.40 D 195449.52+582654.3
19549+5827 HJ 2916 2003 5 112 16.8 9.90 12.40 D 195449.52+582654.3
19549+5827 HJ 2916 2010 6 112 16.7 9.90 12.40 195449.52+582654.3

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