21039+4138 STTA 214 AB (HD 200723)
21h 03m 52.13s +41° 37' 41.4" P.A. 184.00 sep 57.4 mag 6.37,8.64 Sp F3IV dist. 96.34 pc (314.26 l.y.)
Coord 2000 |
21039+4138 |
|
Discov num |
STTA214 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 03 52.13 +41 37 41.4 |
|
Date first |
1875 |
|
Date last |
2018 |
|
Obs |
34 |
|
Pa first |
185 |
|
Pa last |
184.4 |
|
P.A. Now (θ) |
184.4° |
|
Sep first |
57.4 |
|
Sep last |
57.378 |
|
Sep. Now (ρ) |
57.378" |
|
Mag pri |
6.37 |
|
Mag sec |
8.64 |
|
delta mag (ΔM) |
2.27 |
|
Spectral class |
F3IV (yellow-white) |
|
Pri motion ra |
-002 |
|
Sec motion ra |
-001 |
|
Pri motion dec |
-054 |
|
Sec motion dec |
-055 |
|
Notes |
N
T
(See Notes, Parallax indicates physical) |
|
rPM=0.026 (< 0.3, Physical double)
This double is 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
Name |
HD 200723 |
|
Constellation |
Cygnus |
|
SAO |
50409 |
|
HIP |
103963 |
|
Tycho2 |
3176-01844-1 |
|
Gaia DR2 |
1969521648037478400 |
|
HD |
200723 |
|
HR |
8071 |
|
GC |
29428 |
|
BD |
BD+41 3987 |
|
Distance |
96.34 |
|
Distance ly |
314.26 |
|