19258+2846 STF2522

 
 
19h 25m 48.01s +28 45' 34.0" P.A. 338 sep 4.5 mag 7.74,8.79 Sp A0
 
 
Coord 2000
19258+2846
Discov num
STF2522
Comp
Coord arcsec 2000
19 25 48.01 +28 45 34.0
Date first
1830
Date last
2017
Obs
33
Pa first
339
Pa last
338
P.A. Now (θ)
338°
Sep first
4.4
Sep last
4.5
Sep. Now (ρ)
4.5"
Mag pri
7.74
Mag sec
8.79
delta mag (ΔM)
1.05
Spectral class
A0 (white)
Pri motion ra
+017
Sec motion ra
+012
Pri motion dec
-013
Sec motion dec
+004
Notes
rPM=0.828
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
338.4
Precise sep
4.516
Cdsa2 id
STF 2522
Constellation
Cygnus
Tycho2
2137-01824-1
HD
182898
Ra deg
19.43000277777778
De deg
28.759444444444444
last precise pa
338.4
last precise sep
4.516
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19258+2846 STF2522 2008 30 339 4.4 7.74 8.79 A0 D 192548.01+284534.0
19258+2846 STF2522 2010 31 337 3.8 7.74 8.79 A0 192548.01+284534.0
19258+2846 STF2522 2017 33 338 4.5 7.74 8.79 A0 192548.01+284534.0

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