22469+5805 HJ 1810 AB (DH Cep)
22h 46m 54.11s +58° 05' 03.6" P.A. 355.00 sep 20.8 mag 8.67,11.70 Sp O5.5V+O6V dist. 1538.46 pc (5018.46 l.y.)
| Coord 2000 |
22469+5805 |
|
Discov num |
HJ 1810 |
|
Comp |
AB |
|
Coord arcsec 2000 |
22 46 54.11 +58 05 03.6 |
|
| Date first |
1828 |
|
Date last |
2015 |
|
Obs |
12 |
|
| Pa first |
356 |
|
Pa last |
354.8 |
|
P.A. Now (θ) |
354.8° |
|
| Sep first |
12.0 |
|
Sep last |
20.753 |
|
Sep. Now (ρ) |
20.753" |
|
| Mag pri |
8.67 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
3.03 |
|
Spectral class |
O5.5V+O6V (blue/blue) |
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-001 |
|
| Pri motion dec |
-004 |
|
Sec motion dec |
-002 |
|
| Notes |
N
(See Notes) |
|
rPM=0.566
Nature of this double is uncertain.
22469+5805 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
DH Cep |
34810 |
22 46 54 +58 05 04 |
HJ 1810 AB |
2015 |
12 |
355 |
20.8 |
8.67 |
11.70 |
3.03 |
|
<=== |
| Show |
|
34810 |
22 46 54 +58 05 04 |
MZA 33 AC |
2015 |
2 |
247 |
7.2 |
8.67 |
15.80 |
7.13 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Var name |
DH Cep |
|
Constellation |
Cepheus |
|
SAO |
34810 |
|
HIP |
112470 |
|
| Tycho2 |
3992-00193-1 |
|
Gaia DR2 |
2007416556811088768 |
|
HD |
215835 |
|
BD |
BD+57 2607 |
|
| Distance |
1538.46 |
|
Distance ly |
5018.46 |
|
