21068+3408 STF 2760 AB (HD 201156)
21h 06m 46.78s +34° 07' 56.2" P.A. 33.00 sep 5.6 mag 7.90,8.74 Sp A4III dist. 137.17 pc (447.45 l.y.)
Coord 2000 |
21068+3408 |
|
Discov num |
STF2760 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 06 46.78 +34 07 56.2 |
|
Date first |
1825 |
|
Date last |
2020 |
|
Obs |
242 |
|
Pa first |
223 |
|
Pa last |
33.1 |
|
P.A. Now (θ) |
33.1° |
|
Sep first |
14.3 |
|
Sep last |
5.62 |
|
Sep. Now (ρ) |
5.62" |
|
Mag pri |
7.90 |
|
Mag sec |
8.74 |
|
delta mag (ΔM) |
0.84 |
|
Spectral class |
A4III (white) |
|
Pri motion ra |
+003 |
|
Sec motion ra |
+061 |
|
Pri motion dec |
-028 |
|
Sec motion dec |
+042 |
|
Notes |
L
W
(Linear solution, ) |
|
rPM=1.227
This double is not physical.
21068+3408 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 201156 |
70925 |
21 06 47 +34 07 56 |
STF 2760 AB |
2020 |
242 |
33 |
5.6 |
7.90 |
8.74 |
0.84 |
|
<=== |
Show |
|
70925 |
21 06 47 +34 07 56 |
STF 2760 AC |
2016 |
20 |
150 |
57.4 |
7.90 |
11.85 |
3.95 |
|
|
Show |
|
70925 |
21 06 47 +34 07 56 |
WAL 136 AD |
2016 |
14 |
9 |
30.7 |
7.90 |
13.25 |
5.35 |
|
|
Show |
|
70925 |
21 06 47 +34 07 56 |
FYM 123 AE |
2016 |
8 |
211 |
27.0 |
7.90 |
14.10 |
6.20 |
|
|
Show |
|
70925 |
21 06 47 +34 07 56 |
FYM 123 AF |
2015 |
7 |
310 |
31.2 |
7.90 |
15.40 |
7.50 |
|
|
Show |
|
70925 |
21 06 47 +34 07 56 |
FYM 123 AG |
2015 |
4 |
113 |
46.1 |
7.90 |
16.00 |
8.10 |
|
|
Septuple system
7 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 201156 |
|
Constellation |
Cygnus |
|
SAO |
70925 |
|
HIP |
104210 |
|
Tycho2 |
2709-01318-1 |
|
Gaia DR2 |
1867101865032322432 |
|
HD |
201156 |
|
GC |
29514 |
|
BD |
BD+33 4162 |
|
Distance |
137.17 |
|
Distance ly |
447.45 |
|