20173+2505 POU4341

 
 
20h 17m 14.19s +25 04' 30.1" P.A. 37 sep 10.9 mag 11.79,14.40
 
 
Coord 2000
20173+2505
Discov num
POU4341
Comp
Coord arcsec 2000
20 17 14.19 +25 04 30.1
Date first
1898
Date last
2015
Obs
9
Pa first
39
Pa last
37
P.A. Now (θ)
37°
Sep first
11.6
Sep last
10.9
Sep. Now (ρ)
10.9"
Mag pri
11.79
Mag sec
14.40
delta mag (ΔM)
2.61
Spectral class
Pri motion ra
-002
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
37.2
Precise sep
10.872
Constellation
Vulpecula
Tycho2
2159-01348-1
Gaia DR2
91165194240
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20173+2505 POU4341 1998 2 37 11.0 11.79 14.40 D 201714.19+250430.1
20173+2505 POU4341 2002 3 37 11.0 11.79 14.40 D 201714.19+250430.1
20173+2505 POU4341 2010 4 37 10.3 11.79 14.40 201714.19+250430.1
20173+2505 POU4341 2015 5 37 10.9 11.79 14.40 201714.19+250430.1

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