20106+3338 STT 541 BC
20h 10m 38.34s +33° 37' 50.7" P.A. 184.00 sep 1.8 mag 8.43,9.73 Sp B8V dist. 444.44 pc (1449.76 l.y.)
| Coord 2000 |
20106+3338 |
|
Discov num |
STT 541 |
|
Comp |
BC |
|
Coord arcsec 2000 |
20 10 38.34 +33 37 50.7 |
|
| Date first |
1840 |
|
Date last |
2021 |
|
Obs |
26 |
|
| Pa first |
194 |
|
Pa last |
184.3 |
|
P.A. Now (θ) |
184.3° |
|
| Sep first |
1.5 |
|
Sep last |
1.75 |
|
Sep. Now (ρ) |
1.75" |
|
| Mag pri |
8.43 |
|
Mag sec |
9.73 |
|
delta mag (ΔM) |
1.3 |
|
Spectral class |
B8V (blue-white) |
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
+000 |
|
Sec motion dec |
+000 |
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
20106+3338 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 191812 |
69553 |
20 10 35 +33 38 03 |
S 738 AB |
2021 |
44 |
106 |
42.4 |
7.76 |
8.43 |
0.67 |
|
|
| Show |
|
69554 |
20 10 38 +33 37 51 |
STT 541 BC |
2021 |
26 |
184 |
1.8 |
8.43 |
9.73 |
1.30 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
SAO |
69554 |
|
HIP |
99416 |
|
Tycho2 |
2675-03000-1 |
|
| Gaia DR2 |
2055252734321271296 |
|
HD |
191813 |
|
GC |
28007 |
|
BD |
BD+33 3780 |
|
| Distance |
444.44 |
|
Distance ly |
1449.76 |
|
