20179+1553 CHE 283

 
 
20h 17m 52.82s +15 53' 04.3" P.A. 80.00 sep 24.5 mag 12.01,11.40
 
 
Coord 2000
20179+1553
Discov num
CHE 283
Comp
Coord arcsec 2000
20 17 52.82 +15 53 04.3
Date first
1904
Date last
2015
Obs
15
Pa first
80
Pa last
80
P.A. Now (θ)
80°
Sep first
23.7
Sep last
24.5
Sep. Now (ρ)
24.5"
Mag pri
12.01
Mag sec
11.40
delta mag (ΔM)
0.61
Spectral class
Pri motion ra
+001
Sec motion ra
+008
Pri motion dec
+000
Sec motion dec
-001
Notes
rPM=0.877
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
79.6
Precise sep
24.469
Constellation
Delphinus
Tycho2
1631-02086-1
Gaia DR2
72428369664
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20179+1553 CHE 283 1998 6 80 24.5 11.68 11.88 D 201752.82+155304.3
20179+1553 CHE 283 2008 7 80 24.5 11.68 11.88 D 201752.82+155304.3
20179+1553 CHE 283 2010 10 80 24.4 12.01 11.40 201752.82+155304.3
20179+1553 CHE 283 2015 11 80 24.5 12.01 11.40 201752.82+155304.3

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