18584+1214 J  2537

 
 
18h 58m 13.83s +12 13' 38.4" P.A. 8 sep 4.3 mag 9.60,11.90 Sp G0
 
 
Coord 2000
18584+1214
Discov num
J  2537
Comp
Coord arcsec 2000
18 58 13.83 +12 13 38.4
Date first
1943
Date last
2012
Obs
6
Pa first
17
Pa last
8
P.A. Now (θ)
Sep first
3.0
Sep last
4.3
Sep. Now (ρ)
4.3"
Mag pri
9.60
Mag sec
11.90
delta mag (ΔM)
2.3
Spectral class
G0 (yellow)
Pri motion ra
-002
Sec motion ra
+008
Pri motion dec
-022
Sec motion dec
+064
Notes
rPM=1.342
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
7.8
Precise sep
4.29
Constellation
Aquila
last precise pa
7.8
last precise sep
4.29
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18584+1214 J 2537 1999 4 9 4.2 9.60 11.90 D 185813.83+121338.4
18584+1214 J 2537 2001 5 9 4.2 9.60 11.90 D 185813.83+121338.4
18584+1214 J 2537 2012 6 8 4.2 9.60 11.90 D 185813.83+121338.4

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