20191+3916 TRN 28 AC
20h 19m 08.50s +39° 16' 24.3" P.A. 158.00 sep 3.2 mag 7.44,15.00 Sp O7Ib dist. 925.93 pc (3020.38 l.y.)
| Coord 2000 |
20191+3916 |
|
Discov num |
TRN 28 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 19 08.50 +39 16 24.3 |
|
| Date first |
2001 |
|
Date last |
2002 |
|
Obs |
2 |
|
| Pa first |
157 |
|
Pa last |
158 |
|
P.A. Now (θ) |
158° |
|
| Sep first |
3.2 |
|
Sep last |
3.22 |
|
Sep. Now (ρ) |
3.22" |
|
| Mag pri |
7.44 |
|
Mag sec |
15.00 |
|
delta mag (ΔM) |
7.56 |
|
Spectral class |
O7Ib (blue) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
|
|
| Pri motion dec |
-004 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
20191+3916 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
69826 |
20 19 08 +39 16 24 |
TRN 28 AB |
2015 |
3 |
80 |
4.9 |
7.44 |
13.00 |
5.56 |
|
|
| Show |
|
69826 |
20 19 08 +39 16 24 |
TRN 28 AC |
2002 |
2 |
158 |
3.2 |
7.44 |
15.00 |
7.56 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
SAO |
69826 |
|
HIP |
100173 |
|
Tycho2 |
3151-00549-1 |
|
| Gaia DR2 |
2061457553312825600 |
|
HD |
193514 |
|
BD |
BD+38 4006 |
|
Distance |
925.93 |
|
| Distance ly |
3020.38 |
|
