20487+3124 TDT 2555
20h 48m 43.39s +31° 24' 03.9" P.A. 188.00 sep 0.9 mag 11.77,11.91
| Coord 2000 |
20487+3124 |
|
Discov num |
TDT2555 |
|
Comp |
|
|
Coord arcsec 2000 |
20 48 43.39 +31 24 03.9 |
|
| Date first |
1991 |
|
Date last |
2010 |
|
Obs |
2 |
|
| Pa first |
134 |
|
Pa last |
188.1 |
|
P.A. Now (θ) |
188.1° |
|
| Sep first |
0.8 |
|
Sep last |
0.88 |
|
Sep. Now (ρ) |
0.88" |
|
| Mag pri |
11.77 |
|
Mag sec |
11.91 |
|
delta mag (ΔM) |
0.14 |
|
Spectral class |
|
|
| Pri motion ra |
+022 |
|
Sec motion ra |
+022 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-007 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2687-01943-1 |
|
Gaia DR2 |
1859845912924294144 |
|
