18577+0942 HJ 5505

 
 
18h 57m 42.01s +09 42' 01.8" P.A. 123 sep 14.5 mag 9.41,9.46 Sp G0 dist. 53.3 pc (173.86 l.y.)
 
 
Coord 2000
18577+0942
Discov num
HJ 5505
Comp
Coord arcsec 2000
18 57 42.01 +09 42 01.8
Date first
1827
Date last
2015
Obs
23
Pa first
155
Pa last
123
P.A. Now (θ)
123°
Sep first
25.0
Sep last
14.5
Sep. Now (ρ)
14.5"
Mag pri
9.41
Mag sec
9.46
delta mag (ΔM)
0.05
Spectral class
G0 (yellow)
Pri motion ra
+011
Sec motion ra
+021
Pri motion dec
-088
Sec motion dec
-022
Notes
N L (See Notes, Linear solution)
rPM=0.753
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
123.2
Precise sep
14.549
Constellation
Aquila
HIP
93083
Tycho2
1043-02465-1
Gaia DR2
4310887885103260800
HD
175989
BD
BD+09 3941
Distance
53.3
Distance ly
173.86
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18577+0942 HJ 5505 2007 15 125 14.8 9.41 9.46 G0 NLD 185742.01+094201.8
18577+0942 HJ 5505 2008 16 125 14.7 9.41 9.46 G0 NLD 185742.01+094201.8
18577+0942 HJ 5505 2010 18 124 14.7 9.41 9.46 G0 NLD 185742.01+094201.8
18577+0942 HJ 5505 2012 20 124 14.8 9.41 9.46 G0 NL 185742.01+094201.8
18577+0942 HJ 5505 2013 22 124 14.6 9.41 9.46 G0 NL 185742.01+094201.8
18577+0942 HJ 5505 2015 23 123 14.5 9.41 9.46 G0 NL 185742.01+094201.8

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