19574+0128 J  1870

 
 
19h 57m 21.58s +01 28' 20.6" P.A. 283 sep 7.7 mag 11.80,11.96 Sp F8
 
 
Coord 2000
19574+0128
Discov num
J  1870
Comp
Coord arcsec 2000
19 57 21.58 +01 28 20.6
Date first
1909
Date last
2008
Obs
6
Pa first
284
Pa last
283
P.A. Now (θ)
283°
Sep first
7.9
Sep last
7.7
Sep. Now (ρ)
7.7"
Mag pri
11.80
Mag sec
11.96
delta mag (ΔM)
0.16
Spectral class
F8 (yellow-white)
Pri motion ra
+022
Sec motion ra
+020
Pri motion dec
+009
Sec motion dec
+002
Notes
N B (See Notes, Blue magnitudes)
rPM=0.306
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
282.6
Precise sep
7.68
Constellation
Aquila
last precise pa
282.6
last precise sep
7.68
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19574+0128 J 1870 2000 4 283 7.7 11.80 11.96 F8 N DB 195721.58+012820.6
19574+0128 J 1870 2008 5 283 7.7 11.80 11.96 F8 N DB 195721.58+012820.6

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