19561+1151 J   153

 
 
19h 56m 08.98s +11° 53' 02.2" P.A. 3.00 sep 1.8 mag 11.36,11.95 Sp A2
 
 
Coord 2000
19561+1151
Discov num
J   153
Comp
Coord arcsec 2000
19 56 08.98 +11 53 02.2
Date first
1910
Date last
2015
Obs
13
Pa first
0
Pa last
3
P.A. Now (θ)
Sep first
1.4
Sep last
1.8
Sep. Now (ρ)
1.8"
Mag pri
11.36
Mag sec
11.95
delta mag (ΔM)
0.59
Spectral class
A2 (white)
Pri motion ra
-002
Sec motion ra
-002
Pri motion dec
-010
Sec motion dec
-010
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
3.2
Precise sep
1.837
Constellation
Aquila
SAO
105435
Tycho2
1079-03243-1
Gaia DR2
4304075036162790528
HD
356234
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19561+1151 J 153 1991 10 3 1.8 11.36 11.95 A2 195608.98+115302.2
19561+1151 J 153 2008 11 3 1.8 11.36 11.95 A2 195608.98+115302.2
19561+1151 J 153 2015 12 3 1.8 11.36 11.95 A2 195608.98+115302.2

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