21039+4138 STTA 214 BC
21h 03m 51.70s +41° 36' 44.1" P.A. 244.00 sep 106.3 mag 8.64,13.23
| Coord 2000 |
21039+4138 |
|
Discov num |
STTA214 |
|
Comp |
BC |
|
Coord arcsec 2000 |
21 03 51.70 +41 36 44.1 |
|
| Date first |
1911 |
|
Date last |
2015 |
|
Obs |
6 |
|
| Pa first |
242 |
|
Pa last |
243.8 |
|
P.A. Now (θ) |
243.8° |
|
| Sep first |
107.3 |
|
Sep last |
106.294 |
|
Sep. Now (ρ) |
106.294" |
|
| Mag pri |
8.64 |
|
Mag sec |
13.23 |
|
delta mag (ΔM) |
4.59 |
|
Spectral class |
|
|
| Pri motion ra |
-005 |
|
Sec motion ra |
-011 |
|
| Pri motion dec |
-056 |
|
Sec motion dec |
-009 |
|
| Notes |
N
(See Notes) |
|
rPM=0.843
This double is not physical.
21039+4138 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 200723 |
50409 |
21 03 52 +41 37 41 |
STTA 214 AB |
2018 |
34 |
184 |
57.4 |
6.37 |
8.64 |
2.27 |
|
|
| Show |
|
|
21 03 52 +41 36 44 |
STTA 214 BC |
2015 |
6 |
244 |
106.3 |
8.64 |
13.23 |
4.59 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3176-01054-1 |
|
Gaia DR2 |
1969521648037468544 |
|
