19089+0104 J  2688

 
 
19h 08m 49.87s +01 04' 18.9" P.A. 130 sep 4.3 mag 10.67,10.70
 
 
Coord 2000
19089+0104
Discov num
J  2688
Comp
Coord arcsec 2000
19 08 49.87 +01 04 18.9
Date first
1943
Date last
2016
Obs
4
Pa first
120
Pa last
130
P.A. Now (θ)
130°
Sep first
3.0
Sep last
4.3
Sep. Now (ρ)
4.3"
Mag pri
10.67
Mag sec
10.70
delta mag (ΔM)
0.03
Spectral class
Pri motion ra
+010
Sec motion ra
Pri motion dec
+003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
129.9
Precise sep
4.283
Constellation
Aquila
last precise pa
129.9
last precise sep
4.283
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19089+0104 J 2688 1981 2 130 3.7 10.67 10.70 190849.87+010418.9
19089+0104 J 2688 2010 3 130 4.4 10.67 10.70 190849.87+010418.9
19089+0104 J 2688 2016 4 130 4.3 10.67 10.70 190849.87+010418.9

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