19227+3144 STF2512

 
 
19h 22m 41.40s +31 44' 10.0" P.A. 306 sep 22.2 mag 8.29,10.94 Sp A2
 
 
Coord 2000
19227+3144
Discov num
STF2512
Comp
Coord arcsec 2000
19 22 41.40 +31 44 10.0
Date first
1832
Date last
2010
Obs
19
Pa first
312
Pa last
306
P.A. Now (θ)
306°
Sep first
22.0
Sep last
22.2
Sep. Now (ρ)
22.2"
Mag pri
8.29
Mag sec
10.94
delta mag (ΔM)
2.65
Spectral class
A2 (white)
Pri motion ra
+002
Sec motion ra
-007
Pri motion dec
+007
Sec motion dec
+004
Notes
rPM=1.177
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
305.7
Precise sep
22.22
Constellation
Lyra
last precise pa
305.7
last precise sep
22.22
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19227+3144 STF2512 2003 16 306 22.6 8.30 10.60 A2 D 192241.40+314410.0
19227+3144 STF2512 2010 17 306 22.2 8.30 10.60 A2 D 192241.40+314410.0

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