19552+1518 A  1661

 
 
19h 55m 10.99s +15 17' 57.4" P.A. 195 sep 2.6 mag 8.88,14.30 Sp A2
 
 
Coord 2000
19552+1518
Discov num
A  1661
Comp
Coord arcsec 2000
19 55 10.99 +15 17 57.4
Date first
1907
Date last
1931
Obs
3
Pa first
194
Pa last
195
P.A. Now (θ)
195°
Sep first
2.8
Sep last
2.6
Sep. Now (ρ)
2.6"
Mag pri
8.88
Mag sec
14.30
delta mag (ΔM)
5.42
Spectral class
A2 (white)
Pri motion ra
-003
Sec motion ra
Pri motion dec
-018
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
195
Precise sep
2.63
Constellation
Aquila
last precise pa
195
last precise sep
2.63
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19552+1518 A 1661 1931 3 195 2.6 8.88 14.30 A2 195510.99+151757.4

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