21571+5556 STI 2601
21h 57m 08.31s +55° 55' 54.0" P.A. 58.00 sep 14.1 mag 11.10,12.20
Coord 2000 |
21571+5556 |
|
Discov num |
STI2601 |
|
Comp |
|
|
Coord arcsec 2000 |
21 57 08.31 +55 55 54.0 |
|
Date first |
1904 |
|
Date last |
2015 |
|
Obs |
10 |
|
Pa first |
59 |
|
Pa last |
58.2 |
|
P.A. Now (θ) |
58.2° |
|
Sep first |
13.1 |
|
Sep last |
14.058 |
|
Sep. Now (ρ) |
14.058" |
|
Mag pri |
11.10 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
1.1 |
|
Spectral class |
|
|
Pri motion ra |
-013 |
|
Sec motion ra |
-003 |
|
Pri motion dec |
-010 |
|
Sec motion dec |
-002 |
|
Notes |
|
|
rPM=0.781
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cepheus |
|
Tycho2 |
3972-00201-1 |
|
Gaia DR2 |
2198123653194928512 |
|