20302+0321 DOO 87
20h 30m 10.08s +03° 21' 27.8" P.A. 33.00 sep 11.9 mag 11.61,12.12
| Coord 2000 |
20302+0321 |
|
Discov num |
DOO 87 |
|
Comp |
|
|
Coord arcsec 2000 |
20 30 10.08 +03 21 27.8 |
|
| Date first |
1909 |
|
Date last |
2015 |
|
Obs |
14 |
|
| Pa first |
28 |
|
Pa last |
33.3 |
|
P.A. Now (θ) |
33.3° |
|
| Sep first |
8.2 |
|
Sep last |
11.87 |
|
Sep. Now (ρ) |
11.87" |
|
| Mag pri |
11.61 |
|
Mag sec |
12.12 |
|
delta mag (ΔM) |
0.51 |
|
Spectral class |
|
|
| Pri motion ra |
-015 |
|
Sec motion ra |
+019 |
|
| Pri motion dec |
-004 |
|
Sec motion dec |
+022 |
|
| Notes |
U
(Proper motion indicates non-physical) |
|
rPM=1.472
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Delphinus |
|
Tycho2 |
0514-02356-1 |
|
Gaia DR2 |
4244820018064325632 |
|
ADS |
13917 |
|
