20300+3333 HEI 584
20h 30m 02.31s +33° 33' 26.8" P.A. 44.00 sep 3.5 mag 10.60,11.70
| Coord 2000 |
20300+3333 |
|
Discov num |
HEI 584 |
|
Comp |
|
|
Coord arcsec 2000 |
20 30 02.31 +33 33 26.8 |
|
| Date first |
1982 |
|
Date last |
2016 |
|
Obs |
6 |
|
| Pa first |
46 |
|
Pa last |
43.8 |
|
P.A. Now (θ) |
43.8° |
|
| Sep first |
3.4 |
|
Sep last |
3.456 |
|
Sep. Now (ρ) |
3.456" |
|
| Mag pri |
10.60 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
1.1 |
|
Spectral class |
|
|
| Pri motion ra |
-007 |
|
Sec motion ra |
|
|
| Pri motion dec |
-012 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2689-00244-1 |
|
Gaia DR2 |
1863878749781369472 |
|
