20270+1116 HJ  268

 
 
20h 26m 57.44s +11 15' 45.2" P.A. 248 sep 20.5 mag 9.36,12.33 Sp K0
 
 
Coord 2000
20270+1116
Discov num
HJ  268
Comp
Coord arcsec 2000
20 26 57.44 +11 15 45.2
Date first
1825
Date last
2015
Obs
10
Pa first
240
Pa last
248
P.A. Now (θ)
248°
Sep first
15.0
Sep last
20.5
Sep. Now (ρ)
20.5"
Mag pri
9.36
Mag sec
12.33
delta mag (ΔM)
2.97
Spectral class
K0 (yellow-orange)
Pri motion ra
+025
Sec motion ra
+001
Pri motion dec
-010
Sec motion dec
-007
Notes
rPM=0.898
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
248.4
Precise sep
20.475
Constellation
Delphinus
SAO
106110
Tycho2
1095-01294-1
Gaia DR2
42900099072
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20270+1116 HJ 268 2006 4 248 20.3 9.36 11.40 K0 D 202657.44+111545.2
20270+1116 HJ 268 2010 6 248 20.3 9.36 12.33 K0 202657.44+111545.2
20270+1116 HJ 268 2015 7 248 20.5 9.36 12.33 K0 202657.44+111545.2

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