19410+3237 BLL 41 AB (TT Cyg)
19h 40m 57.00s +32° 37' 05.7" P.A. 211.00 sep 70.3 mag 7.88,12.32 Sp N dist. 561.8 pc (1832.59 l.y.)
| Coord 2000 |
19410+3237 |
|
Discov num |
BLL 41 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 40 57.00 +32 37 05.7 |
|
| Date first |
1878 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
213 |
|
Pa last |
211.3 |
|
P.A. Now (θ) |
211.3° |
|
| Sep first |
71.5 |
|
Sep last |
70.266 |
|
Sep. Now (ρ) |
70.266" |
|
| Mag pri |
7.88 |
|
Mag sec |
12.32 |
|
delta mag (ΔM) |
4.44 |
|
Spectral class |
N (deep red) |
|
| Pri motion ra |
-005 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
-003 |
|
| Notes |
N
(See Notes) |
|
rPM=0.587
Nature of this double is uncertain.
19410+3237 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
TT Cyg |
68688 |
19 40 57 +32 37 06 |
BLL 41 AB |
2015 |
10 |
211 |
70.3 |
7.88 |
12.32 |
4.44 |
|
<=== |
| Show |
|
68688 |
19 40 57 +32 37 06 |
BLL 41 AC |
2015 |
5 |
49 |
83.4 |
7.88 |
12.44 |
4.56 |
|
|
| Show |
|
68688 |
19 40 57 +32 37 06 |
BLL 41 AD |
2015 |
5 |
268 |
93.4 |
7.88 |
12.08 |
4.20 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Var name |
TT Cyg |
|
Constellation |
Cygnus |
|
SAO |
68688 |
|
HIP |
96836 |
|
| Tycho2 |
2660-03137-1 |
|
Gaia DR2 |
2033371731400197888 |
|
HD |
186047 |
|
BD |
BD+32 3522 |
|
| Distance |
561.8 |
|
Distance ly |
1832.59 |
|
