19216+3018 A   268

 
 
19h 21m 37.82s +30 17' 53.3" P.A. 103 sep 3.6 mag 9.11,12.60 Sp A0
 
 
Coord 2000
19216+3018
Discov num
A   268
Comp
Coord arcsec 2000
19 21 37.82 +30 17 53.3
Date first
1901
Date last
2017
Obs
12
Pa first
102
Pa last
103
P.A. Now (θ)
103°
Sep first
3.5
Sep last
3.6
Sep. Now (ρ)
3.6"
Mag pri
9.11
Mag sec
12.60
delta mag (ΔM)
3.49
Spectral class
A0 (white)
Pri motion ra
-010
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
103.1
Precise sep
3.6
Constellation
Lyra
SAO
68194
Tycho2
2654-00191-1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19216+3018 A 268 2000 9 104 3.8 9.11 12.60 A0 D 192137.82+301753.3
19216+3018 A 268 2002 10 101 4.0 9.11 12.60 A0 D 192137.82+301753.3
19216+3018 A 268 2017 12 103 3.6 9.11 12.60 A0 192137.82+301753.3

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