21387+3924 TDT 3080
21h 38m 43.95s +39° 23' 36.7" P.A. 245.00 sep 2.7 mag 12.19,12.46
| Coord 2000 |
21387+3924 |
|
Discov num |
TDT3080 |
|
Comp |
|
|
Coord arcsec 2000 |
21 38 43.95 +39 23 36.7 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
245 |
|
Pa last |
244.7 |
|
P.A. Now (θ) |
244.7° |
|
| Sep first |
2.7 |
|
Sep last |
2.74 |
|
Sep. Now (ρ) |
2.74" |
|
| Mag pri |
12.19 |
|
Mag sec |
12.46 |
|
delta mag (ΔM) |
0.27 |
|
Spectral class |
|
|
| Pri motion ra |
+001 |
|
Sec motion ra |
+001 |
|
| Pri motion dec |
+016 |
|
Sec motion dec |
+016 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3187-00175-1 |
|
Gaia DR2 |
1953939506682981376 |
|
