19177+0847 HJ 5509

 
 
19h 17m 44.84s +08 46' 53.8" P.A. 105 sep 7.1 mag 9.80,10.23 Sp A3
 
 
Coord 2000
19177+0847
Discov num
HJ 5509
Comp
Coord arcsec 2000
19 17 44.84 +08 46 53.8
Date first
1827
Date last
2015
Obs
17
Pa first
100
Pa last
105
P.A. Now (θ)
105°
Sep first
10.0
Sep last
7.1
Sep. Now (ρ)
7.1"
Mag pri
9.80
Mag sec
10.23
delta mag (ΔM)
0.43
Spectral class
A3 (white)
Pri motion ra
+024
Sec motion ra
+026
Pri motion dec
+001
Sec motion dec
+000
Notes
N (See Notes)
rPM=0.086 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
104.5
Precise sep
7.112
Constellation
Aquila
Tycho2
1042-01657-1
HD
180848
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19177+0847 HJ 5509 2004 12 104 6.9 9.80 10.23 A3 D 191744.84+084653.8
19177+0847 HJ 5509 2013 15 104 6.9 9.80 10.23 A3 N D 191744.84+084653.8
19177+0847 HJ 5509 2015 17 105 7.1 9.80 10.23 A3 N 191744.84+084653.8

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