21383+4702 TDT 3071
21h 38m 16.04s +47° 02' 23.9" P.A. 99.00 sep 2.6 mag 11.31,11.38
| Coord 2000 |
21383+4702 |
|
Discov num |
TDT3071 |
|
Comp |
|
|
Coord arcsec 2000 |
21 38 16.04 +47 02 23.9 |
|
| Date first |
1991 |
|
Date last |
2016 |
|
Obs |
2 |
|
| Pa first |
290 |
|
Pa last |
98.9 |
|
P.A. Now (θ) |
98.9° |
|
| Sep first |
0.5 |
|
Sep last |
2.555 |
|
Sep. Now (ρ) |
2.555" |
|
| Mag pri |
11.31 |
|
Mag sec |
11.38 |
|
delta mag (ΔM) |
0.07 |
|
Spectral class |
|
|
| Pri motion ra |
+003 |
|
Sec motion ra |
+003 |
|
| Pri motion dec |
+001 |
|
Sec motion dec |
+001 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3595-02104-1 |
|
Gaia DR2 |
1977518980211758720 |
|
