20205+4351 TRN 29 AC
20h 20m 27.98s +43° 51' 16.3" P.A. 202.00 sep 2.3 mag 6.85,16.00 Sp WC6/7 dist. 4000 pc (13048 l.y.)
Coord 2000 |
20205+4351 |
|
Discov num |
TRN 29 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 20 27.98 +43 51 16.3 |
|
Date first |
2001 |
|
Date last |
2001 |
|
Obs |
1 |
|
Pa first |
202 |
|
Pa last |
202 |
|
P.A. Now (θ) |
202° |
|
Sep first |
2.3 |
|
Sep last |
2.29 |
|
Sep. Now (ρ) |
2.29" |
|
Mag pri |
6.85 |
|
Mag sec |
16.00 |
|
delta mag (ΔM) |
9.15 |
|
Spectral class |
WC6/7 (Wolf-Rayet) |
|
Pri motion ra |
-003 |
|
Sec motion ra |
|
|
Pri motion dec |
-008 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
20205+4351 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
V1687 Cyg |
49491 |
20 20 28 +43 51 16 |
IOT 2 Aa,Ab |
2019 |
11 |
152 |
0.0 |
6.10 |
6.30 |
0.20 |
Y |
|
Show |
|
49491 |
20 20 28 +43 51 16 |
BU 1207 AB |
2015 |
10 |
211 |
4.8 |
6.85 |
14.40 |
7.55 |
|
|
Show |
|
49491 |
20 20 28 +43 51 16 |
TRN 29 AC |
2001 |
1 |
202 |
2.3 |
6.85 |
16.00 |
9.15 |
|
<=== |
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
V1687 Cyg |
|
Constellation |
Cygnus |
|
SAO |
49491 |
|
HIP |
100287 |
|
Tycho2 |
3164-01678-1 |
|
Gaia DR2 |
2081261372633822592 |
|
HD |
193793 |
|
BD |
BD+43 3571 |
|
Distance |
4000 |
|
Distance ly |
13048 |
|