19579+4216 STF 2607 AB,C (HD 189377)
19h 57m 56.12s +42° 15' 38.9" P.A. 289.00 sep 3.0 mag 6.56,9.09 Sp A3V dist. 325.73 pc (1062.53 l.y.)
| Coord 2000 |
19579+4216 |
|
Discov num |
STF2607 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
19 57 56.12 +42 15 38.9 |
|
| Date first |
1828 |
|
Date last |
2012 |
|
Obs |
63 |
|
| Pa first |
287 |
|
Pa last |
289.1 |
|
P.A. Now (θ) |
289.1° |
|
| Sep first |
4.3 |
|
Sep last |
2.978 |
|
Sep. Now (ρ) |
2.978" |
|
| Mag pri |
6.56 |
|
Mag sec |
9.09 |
|
delta mag (ΔM) |
2.53 |
|
Spectral class |
A3V (white) |
|
| Pri motion ra |
-003 |
|
Sec motion ra |
|
|
| Pri motion dec |
-012 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
19579+4216 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
49031 |
19 57 56 +42 15 39 |
STT 392 AB |
1996 |
40 |
184 |
0.1 |
6.60 |
8.40 |
1.80 |
Y |
|
| Show |
HD 189377 |
49031 |
19 57 56 +42 15 39 |
STF 2607 AB,C |
2012 |
63 |
289 |
3.0 |
6.56 |
9.09 |
2.53 |
|
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 189377 |
|
Constellation |
Cygnus |
|
SAO |
49031 |
|
HIP |
98253 |
|
| Tycho2 |
3145-01210-1 |
|
Gaia DR2 |
2075470794651771776 |
|
HD |
189377 |
|
HR |
7638 |
|
| ADS |
13186 |
|
BD |
BD+41 3549 |
|
Distance |
325.73 |
|
Distance ly |
1062.53 |
|
