19118+0842 HJ  878

 
 
19h 11m 50.57s +08 42' 18.7" P.A. 340 sep 21.8 mag 10.02,11.12 Sp B8
 
 
Coord 2000
19118+0842
Discov num
HJ  878
Comp
Coord arcsec 2000
19 11 50.57 +08 42 18.7
Date first
1827
Date last
2010
Obs
13
Pa first
340
Pa last
340
P.A. Now (θ)
340°
Sep first
16.0
Sep last
21.8
Sep. Now (ρ)
21.8"
Mag pri
10.02
Mag sec
11.12
delta mag (ΔM)
1.1
Spectral class
B8 (blue-white)
Pri motion ra
+002
Sec motion ra
+004
Pri motion dec
-007
Sec motion dec
-002
Notes
rPM=0.74
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
339.7
Precise sep
21.75
Constellation
Aquila
Tycho2
1041-00011-1
HD
179340
last precise pa
339.7
last precise sep
21.75
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19118+0842 HJ 878 2002 10 340 21.8 10.02 11.12 B8 D 191150.57+084218.7
19118+0842 HJ 878 2010 13 340 21.9 10.02 11.12 B8 191150.57+084218.7

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