20410+3047 TDT 2470
20h 40m 58.71s +30° 47' 04.6" P.A. 181.00 sep 2.5 mag 11.72,13.28
| Coord 2000 |
20410+3047 |
|
Discov num |
TDT2470 |
|
Comp |
|
|
Coord arcsec 2000 |
20 40 58.71 +30 47 04.6 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
181 |
|
Pa last |
180.8 |
|
P.A. Now (θ) |
180.8° |
|
| Sep first |
2.5 |
|
Sep last |
2.47 |
|
Sep. Now (ρ) |
2.47" |
|
| Mag pri |
11.72 |
|
Mag sec |
13.28 |
|
delta mag (ΔM) |
1.56 |
|
Spectral class |
|
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-011 |
|
Sec motion dec |
-011 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2686-00339-1 |
|
Gaia DR2 |
1859378792279679360 |
|