19154+1447 J   537

 
 
19h 15m 22.89s +14 48' 39.9" P.A. 198 sep 4.4 mag 12.44,12.76
 
 
Coord 2000
19154+1447
Discov num
J   537
Comp
Coord arcsec 2000
19 15 22.89 +14 48 39.9
Date first
1897
Date last
2015
Obs
12
Pa first
201
Pa last
198
P.A. Now (θ)
198°
Sep first
4.9
Sep last
4.4
Sep. Now (ρ)
4.4"
Mag pri
12.44
Mag sec
12.76
delta mag (ΔM)
0.32
Spectral class
Pri motion ra
+004
Sec motion ra
+003
Pri motion dec
-004
Sec motion dec
-006
Notes
B (Blue magnitudes)
rPM=0.333
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
198.2
Precise sep
4.391
Constellation
Aquila
Gaia DR2
4320345609281596928
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19154+1447 J 537 2004 10 198 4.4 12.44 12.76 DB 191522.89+144839.9
19154+1447 J 537 2010 12 198 3.8 12.44 12.76 B 191522.89+144839.9
19154+1447 J 537 2015 12 198 4.4 12.44 12.76 B 191522.89+144839.9

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