19561+1808 J   499

 
 
19h 56m 04.23s +18 07' 08.8" P.A. 225 sep 2.2 mag 11.09,13.20
 
 
Coord 2000
19561+1808
Discov num
J   499
Comp
Coord arcsec 2000
19 56 04.23 +18 07 08.8
Date first
1911
Date last
1957
Obs
2
Pa first
221
Pa last
225
P.A. Now (θ)
225°
Sep first
2.1
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
11.09
Mag sec
13.20
delta mag (ΔM)
2.11
Spectral class
Pri motion ra
-007
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
224.5
Precise sep
2.21
Constellation
Sagitta
last precise pa
224.5
last precise sep
2.21
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19561+1808 J 499 1957 2 225 2.2 11.09 13.20 195604.23+180708.8

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