19563+3505 HJ 1455 AC
19h 56m 18.40s +35° 05' 00.6" P.A. 333.00 sep 45.9 mag 3.89,10.50 Sp K0III dist. 41.37 pc (134.95 l.y.)
Coord 2000 |
19563+3505 |
|
Discov num |
HJ 1455 |
|
Comp |
AC |
|
Coord arcsec 2000 |
19 56 18.40 +35 05 00.6 |
|
Date first |
1828 |
|
Date last |
2016 |
|
Obs |
14 |
|
Pa first |
332 |
|
Pa last |
332.8 |
|
P.A. Now (θ) |
332.8° |
|
Sep first |
30.0 |
|
Sep last |
45.89 |
|
Sep. Now (ρ) |
45.89" |
|
Mag pri |
3.89 |
|
Mag sec |
10.50 |
|
delta mag (ΔM) |
6.61 |
|
Spectral class |
K0III (yellow-orange) |
|
Pri motion ra |
-034 |
|
Sec motion ra |
+003 |
|
Pri motion dec |
-026 |
|
Sec motion dec |
-006 |
|
Notes |
N
S
(See Notes, Parallax indidates non-physical) |
|
rPM=0.983
This double is not physical.
19563+3505 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
Eta Cyg |
69116 |
19 56 18 +35 05 01 |
BU 980 AB |
2017 |
17 |
206 |
7.2 |
3.89 |
12.00 |
8.11 |
|
|
Show |
|
69116 |
19 56 18 +35 05 01 |
HJ 1455 AC |
2016 |
14 |
333 |
45.9 |
3.89 |
10.50 |
6.61 |
|
<=== |
Show |
|
69116 |
19 56 18 +35 05 01 |
HJ 1455 AD |
2016 |
12 |
163 |
47.5 |
3.89 |
10.40 |
6.51 |
|
|
Show |
|
69116 |
19 56 18 +35 05 01 |
BU 980 AE |
2016 |
8 |
247 |
56.5 |
3.89 |
11.50 |
7.61 |
|
|
Show |
|
|
19 56 17 +35 05 41 |
BU 980 CE |
2015 |
6 |
206 |
70.3 |
12.50 |
12.90 |
0.40 |
|
|
Show |
|
|
19 56 17 +35 05 41 |
BU 980 CF |
2013 |
2 |
264 |
8.3 |
12.50 |
14.70 |
2.20 |
|
|
Sextuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
NSV12586 Cyg |
|
Constellation |
Cygnus |
|
SAO |
69116 |
|
HIP |
98110 |
|
Tycho2 |
2677-01816-1 |
|
Gaia DR2 |
2059372363881617536 |
|
HD |
188947 |
|
HR |
7615 |
|
GC |
27622 |
|
ADS |
13149 |
|
BD |
BD+34 3798 |
|
Bayer |
Eta Cygni |
|
Bayer name |
Eta Cyg |
|
Flamsteed |
21 Cygni |
|
Flamsteed name |
21 Cyg |
|
FK5 |
1521 |
|
Distance |
41.37 |
|
Distance ly |
134.95 |
|
Bayer greek |
η Cyg |
|