20355+3450 ES 2307
20h 35m 30.18s +34° 50' 13.3" P.A. 90.00 sep 3.3 mag 9.76,12.50
| Coord 2000 |
20355+3450 |
|
Discov num |
ES 2307 |
|
Comp |
|
|
Coord arcsec 2000 |
20 35 30.18 +34 50 13.3 |
|
| Date first |
1927 |
|
Date last |
1999 |
|
Obs |
2 |
|
| Pa first |
84 |
|
Pa last |
89.6 |
|
P.A. Now (θ) |
89.6° |
|
| Sep first |
4.1 |
|
Sep last |
3.31 |
|
Sep. Now (ρ) |
3.31" |
|
| Mag pri |
9.76 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
2.74 |
|
Spectral class |
|
|
| Pri motion ra |
+002 |
|
Sec motion ra |
|
|
| Pri motion dec |
-002 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2694-00039-1 |
|
Gaia DR2 |
1864438091961286400 |
|
