20445+3409 HU 690
20h 44m 30.59s +34° 09' 07.5" P.A. 278.00 sep 0.5 mag 9.53,9.76 Sp A2
| Coord 2000 |
20445+3409 |
|
Discov num |
HU 690 |
|
Comp |
|
|
Coord arcsec 2000 |
20 44 30.59 +34 09 07.5 |
|
| Date first |
1903 |
|
Date last |
2016 |
|
Obs |
27 |
|
| Pa first |
283 |
|
Pa last |
277.7 |
|
P.A. Now (θ) |
277.7° |
|
| Sep first |
0.6 |
|
Sep last |
0.53 |
|
Sep. Now (ρ) |
0.53" |
|
| Mag pri |
9.53 |
|
Mag sec |
9.76 |
|
delta mag (ΔM) |
0.23 |
|
Spectral class |
A2 (white) |
|
| Pri motion ra |
+017 |
|
Sec motion ra |
+017 |
|
| Pri motion dec |
+015 |
|
Sec motion dec |
+015 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2695-02681-1 |
|
Gaia DR2 |
1869353939721114496 |
|
