20257+3609 TDT 2260
20h 25m 44.17s +36° 08' 31.2" P.A. 3.00 sep 2.7 mag 11.50,12.41
| Coord 2000 |
20257+3609 |
|
Discov num |
TDT2260 |
|
Comp |
|
|
Coord arcsec 2000 |
20 25 44.17 +36 08 31.2 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
3 |
|
Pa last |
2.9 |
|
P.A. Now (θ) |
2.9° |
|
| Sep first |
2.7 |
|
Sep last |
2.67 |
|
Sep. Now (ρ) |
2.67" |
|
| Mag pri |
11.50 |
|
Mag sec |
12.41 |
|
delta mag (ΔM) |
0.91 |
|
Spectral class |
|
|
| Pri motion ra |
-013 |
|
Sec motion ra |
-013 |
|
| Pri motion dec |
-025 |
|
Sec motion dec |
-025 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2697-00258-1 |
|
Gaia DR2 |
2057606926149093504 |
|
