19457+3605 STF 2578 AC
19h 45m 39.65s +36° 05' 27.6" P.A. 356.00 sep 44.3 mag 6.37,12.49 Sp B9.5V dist. 300.3 pc (979.58 l.y.)
| Coord 2000 |
19457+3605 |
|
Discov num |
STF2578 |
|
Comp |
AC |
|
Coord arcsec 2000 |
19 45 39.65 +36 05 27.6 |
|
| Date first |
1894 |
|
Date last |
2006 |
|
Obs |
9 |
|
| Pa first |
358 |
|
Pa last |
356 |
|
P.A. Now (θ) |
356° |
|
| Sep first |
46.2 |
|
Sep last |
44.3 |
|
Sep. Now (ρ) |
44.3" |
|
| Mag pri |
6.37 |
|
Mag sec |
12.49 |
|
delta mag (ΔM) |
6.12 |
|
Spectral class |
B9.5V (blue-white) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
+007 |
|
Sec motion dec |
+005 |
|
| Notes |
N
(See Notes) |
|
rPM=0.614
Nature of this double is uncertain.
19457+3605 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 186901 |
68805 |
19 45 40 +36 05 28 |
STF 2578 AB |
2019 |
90 |
124 |
14.9 |
6.37 |
7.04 |
0.67 |
|
|
| Show |
|
68805 |
19 45 40 +36 05 28 |
STF 2578 AC |
2006 |
9 |
356 |
44.3 |
6.37 |
12.49 |
6.12 |
|
<=== |
| Show |
|
68805 |
19 45 40 +36 05 28 |
STF 2578 AD |
2006 |
7 |
70 |
95.0 |
6.37 |
12.39 |
6.02 |
|
|
| Show |
|
68805 |
19 45 40 +36 05 28 |
STF 2578 AF |
2013 |
23 |
251 |
144.5 |
6.37 |
9.22 |
2.85 |
|
|
| Show |
|
68806 |
19 45 41 +36 05 19 |
STF 2578 BE |
2015 |
4 |
75 |
11.4 |
7.04 |
14.00 |
6.96 |
|
|
Sextuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
SAO |
68805 |
|
HIP |
97228 |
|
Tycho2 |
2668-00996-1 |
|
| Gaia DR2 |
2047894802517982592 |
|
HD |
186901 |
|
HR |
7529 |
|
ADS |
12893 |
|
| BD |
BD+35 3786 |
|
Distance |
300.3 |
|
Distance ly |
979.58 |
|
