21290+6744 TDT 2986
21h 28m 57.50s +67° 44' 02.2" P.A. 223.00 sep 0.5 mag 11.46,11.63
| Coord 2000 |
21290+6744 |
|
Discov num |
TDT2986 |
|
Comp |
|
|
Coord arcsec 2000 |
21 28 57.50 +67 44 02.2 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
223 |
|
Pa last |
222.7 |
|
P.A. Now (θ) |
222.7° |
|
| Sep first |
0.5 |
|
Sep last |
0.48 |
|
Sep. Now (ρ) |
0.48" |
|
| Mag pri |
11.46 |
|
Mag sec |
11.63 |
|
delta mag (ΔM) |
0.17 |
|
Spectral class |
|
|
| Pri motion ra |
+008 |
|
Sec motion ra |
+008 |
|
| Pri motion dec |
+005 |
|
Sec motion dec |
+005 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Tycho2 |
4461-01841-1 |
|
Gaia DR2 |
2222135509662559744 |
|
