20173+1443 CHE 275

 
 
20h 17m 20.85s +14 42' 06.2" P.A. 330 sep 31.5 mag 12.28,12.86
 
 
Coord 2000
20173+1443
Discov num
CHE 275
Comp
Coord arcsec 2000
20 17 20.85 +14 42 06.2
Date first
1910
Date last
2015
Obs
11
Pa first
333
Pa last
330
P.A. Now (θ)
330°
Sep first
31.9
Sep last
31.5
Sep. Now (ρ)
31.5"
Mag pri
12.28
Mag sec
12.86
delta mag (ΔM)
0.58
Spectral class
Pri motion ra
+039
Sec motion ra
+000
Pri motion dec
-093
Sec motion dec
-010
Notes
rPM=0.909
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
329.9
Precise sep
31.499
Constellation
Delphinus
Gaia DR2
58145523712
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20173+1443 CHE 275 1910 1 333 31.9 10.01 10.00 201720.72+144205.1
20173+1443 CHE 275 2008 2 330 31.5 10.01 10.00 201720.72+144205.1
20173+1443 CHE 275 2010 6 330 31.4 12.28 12.86 201720.85+144206.2
20173+1443 CHE 275 2015 7 330 31.5 12.28 12.86 201720.85+144206.2

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