19450+4508 DAL 37 AF
19h 44m 58.44s +45° 07' 50.5" P.A. 66.00 sep 147.5 mag 2.89,12.80 Sp B9.5IV dist. 50.58 pc (164.99 l.y.)
| Coord 2000 |
19450+4508 |
|
Discov num |
DAL 37 |
|
Comp |
AF |
|
Coord arcsec 2000 |
19 44 58.44 +45 07 50.5 |
|
| Date first |
1998 |
|
Date last |
2007 |
|
Obs |
3 |
|
| Pa first |
66 |
|
Pa last |
65.9 |
|
P.A. Now (θ) |
65.9° |
|
| Sep first |
147.7 |
|
Sep last |
147.48 |
|
Sep. Now (ρ) |
147.48" |
|
| Mag pri |
2.89 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
9.91 |
|
Spectral class |
B9.5IV (blue-white) |
|
| Pri motion ra |
+043 |
|
Sec motion ra |
-001 |
|
| Pri motion dec |
+048 |
|
Sec motion dec |
-009 |
|
| Notes |
N
(See Notes) |
|
rPM=1.117
This double is not physical.
19450+4508 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
Fawaris |
48796 |
19 44 58 +45 07 50 |
STF 2579 AB |
2020 |
488 |
213 |
2.7 |
2.89 |
6.27 |
3.38 |
Y |
|
| Show |
|
48796 |
19 44 58 +45 07 50 |
STF 2579 AC |
2017 |
8 |
67 |
62.5 |
2.89 |
12.00 |
9.11 |
|
|
| Show |
|
48796 |
19 44 58 +45 07 50 |
DAL 37 AD |
2007 |
3 |
246 |
42.0 |
2.89 |
14.80 |
11.91 |
|
|
| Show |
|
48796 |
19 44 58 +45 07 50 |
DAL 37 AF |
2007 |
3 |
66 |
147.5 |
2.89 |
12.80 |
9.91 |
|
<=== |
| Show |
|
|
19 44 55 +45 07 35 |
DAL 37 DE |
2015 |
4 |
251 |
3.5 |
14.80 |
15.20 |
0.40 |
|
|
| Show |
|
|
19 45 11 +45 08 51 |
DAL 37 FG |
2016 |
3 |
312 |
3.1 |
13.00 |
13.80 |
0.80 |
|
|
Septuple system
7 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Common name |
Fawaris |
|
Var name |
12380/1 |
|
Constellation |
Cygnus |
|
SAO |
48796 |
|
| HIP |
97165 |
|
Tycho2 |
3557-02486-1 |
|
Gaia DR2 |
2079784487999414656 |
|
HD |
186882 |
|
| HR |
7528 |
|
GC |
27347 |
|
ADS |
12880 |
|
BD |
BD+44 3234 |
|
| Bayer |
Delta Cygni |
|
Bayer name |
Del Cyg |
|
Flamsteed |
18 Cygni |
|
Flamsteed name |
18 Cyg |
|
| Distance |
50.58 |
|
Distance ly |
164.99 |
|
Bayer greek |
δ Cyg |
|
