21449+6228 MLR 16 AB (HD 207198)
21h 44m 53.28s +62° 27' 38.1" P.A. 34.00 sep 17.8 mag 5.97,11.45 Sp O8.5II dist. 917.43 pc (2992.66 l.y.)
| Coord 2000 |
21449+6228 |
|
Discov num |
MLR 16 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 44 53.28 +62 27 38.1 |
|
| Date first |
1969 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
33 |
|
Pa last |
34 |
|
P.A. Now (θ) |
34° |
|
| Sep first |
17.0 |
|
Sep last |
17.8 |
|
Sep. Now (ρ) |
17.8" |
|
| Mag pri |
5.97 |
|
Mag sec |
11.45 |
|
delta mag (ΔM) |
5.48 |
|
Spectral class |
O8.5II (blue) |
|
| Pri motion ra |
-003 |
|
Sec motion ra |
|
|
| Pri motion dec |
-002 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
21449+6228 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
19621 |
21 44 53 +62 27 38 |
CIA 43 Aa,Ab |
-1 |
0 |
-1 |
-1.0 |
5.30 |
10.00 |
4.70 |
|
|
| Show |
HD 207198 |
19621 |
21 44 53 +62 27 38 |
MLR 16 AB |
2015 |
9 |
34 |
17.8 |
5.97 |
11.45 |
5.48 |
|
<=== |
| Show |
|
19621 |
21 44 53 +62 27 38 |
TRN 33 AC |
2001 |
2 |
75 |
3.0 |
5.96 |
16.00 |
10.04 |
|
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 207198 |
|
Constellation |
Cepheus |
|
SAO |
19621 |
|
HIP |
107374 |
|
| Tycho2 |
4266-00826-1 |
|
Gaia DR2 |
2216034525806770560 |
|
HD |
207198 |
|
HR |
8327 |
|
| GC |
30473 |
|
BD |
BD+61 2193 |
|
Distance |
917.43 |
|
Distance ly |
2992.66 |
|
