19490+0316 J   495

 
 
19h 49m 00.56s +03 16' 36.7" P.A. 25 sep 4.6 mag 9.50,11.50
 
 
Coord 2000
19490+0316
Discov num
J   495
Comp
Coord arcsec 2000
19 49 00.56 +03 16 36.7
Date first
1911
Date last
2015
Obs
7
Pa first
28
Pa last
25
P.A. Now (θ)
25°
Sep first
4.5
Sep last
4.6
Sep. Now (ρ)
4.6"
Mag pri
9.50
Mag sec
11.50
delta mag (ΔM)
2
Spectral class
Pri motion ra
-001
Sec motion ra
Pri motion dec
-007
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
24.6
Precise sep
4.591
Constellation
Aquila
Gaia DR2
35164232064
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19490+0316 J 495 2000 4 26 4.5 9.50 11.50 D 194900.56+031636.7
19490+0316 J 495 2010 6 23 4.5 9.50 11.50 194900.56+031636.7
19490+0316 J 495 2015 7 25 4.6 9.50 11.50 194900.56+031636.7

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