21554+6500 TVB 7
21h 55m 22.85s +65° 01' 40.8" P.A. 27.00 sep 15.7 mag 11.10,11.35
Coord 2000 |
21554+6500 |
|
Discov num |
TVB 7 |
|
Comp |
|
|
Coord arcsec 2000 |
21 55 22.85 +65 01 40.8 |
|
Date first |
1895 |
|
Date last |
2015 |
|
Obs |
11 |
|
Pa first |
24 |
|
Pa last |
26.9 |
|
P.A. Now (θ) |
26.9° |
|
Sep first |
15.9 |
|
Sep last |
15.693 |
|
Sep. Now (ρ) |
15.693" |
|
Mag pri |
11.10 |
|
Mag sec |
11.35 |
|
delta mag (ΔM) |
0.25 |
|
Spectral class |
|
|
Pri motion ra |
-001 |
|
Sec motion ra |
-001 |
|
Pri motion dec |
-006 |
|
Sec motion dec |
-008 |
|
Notes |
|
|
rPM=0.248 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cepheus |
|
Tycho2 |
4270-01955-1 |
|
Gaia DR2 |
2218402255366880000 |
|