18498+0801 HJ  869

 
 
18h 49m 45.06s +08 01' 06.6" P.A. 260 sep 9.9 mag 12.30,11.71
 
 
Coord 2000
18498+0801
Discov num
HJ  869
Comp
Coord arcsec 2000
18 49 45.06 +08 01 06.6
Date first
1919
Date last
2015
Obs
7
Pa first
261
Pa last
260
P.A. Now (θ)
260°
Sep first
10.3
Sep last
9.9
Sep. Now (ρ)
9.9"
Mag pri
12.30
Mag sec
11.71
delta mag (ΔM)
0.59
Spectral class
Pri motion ra
+002
Sec motion ra
+001
Pri motion dec
-003
Sec motion dec
-005
Notes
rPM=0.439
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
260.2
Precise sep
9.925
Constellation
Aquila
Tycho2
1026-01125-1
Gaia DR2
4286284864993887232
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18498+0801 HJ 869 2003 6 271 10.1 12.30 11.71 D 184945.06+080106.6
18498+0801 HJ 869 2010 7 260 9.7 12.30 11.71 184945.06+080106.6
18498+0801 HJ 869 2015 7 260 9.9 12.30 11.71 184945.06+080106.6

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