19379+4917 HJ 1428 AB (HD 185657)
19h 37m 56.71s +49° 17' 03.9" P.A. 232.00 sep 35.5 mag 6.60,10.19 Sp G6V dist. 140.25 pc (457.5 l.y.)
Coord 2000 |
19379+4917 |
|
Discov num |
HJ 1428 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 37 56.71 +49 17 03.9 |
|
Date first |
1828 |
|
Date last |
2015 |
|
Obs |
20 |
|
Pa first |
277 |
|
Pa last |
232 |
|
P.A. Now (θ) |
232° |
|
Sep first |
15.0 |
|
Sep last |
35.506 |
|
Sep. Now (ρ) |
35.506" |
|
Mag pri |
6.60 |
|
Mag sec |
10.19 |
|
delta mag (ΔM) |
3.59 |
|
Spectral class |
G6V (yellow) |
|
Pri motion ra |
+036 |
|
Sec motion ra |
-002 |
|
Pri motion dec |
+146 |
|
Sec motion dec |
-003 |
|
Notes |
N
(See Notes) |
|
rPM=1.023
This double is not physical.
19379+4917 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 185657 |
48673 |
19 37 57 +49 17 04 |
HJ 1428 AB |
2015 |
20 |
232 |
35.5 |
6.60 |
10.19 |
3.59 |
|
<=== |
Show |
|
48673 |
19 37 57 +49 17 04 |
HJ 1428 AC |
2015 |
23 |
244 |
64.4 |
6.60 |
10.97 |
4.37 |
|
|
Show |
|
|
19 37 54 +49 16 44 |
HJ 1428 BC |
2018 |
10 |
259 |
30.5 |
10.19 |
10.97 |
0.78 |
|
|
Show |
|
|
19 37 54 +49 16 44 |
HJ 1428 BD |
2015 |
15 |
274 |
10.7 |
10.19 |
13.80 |
3.61 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 185657 |
|
Constellation |
Cygnus |
|
SAO |
48673 |
|
HIP |
96572 |
|
Tycho2 |
3564-03158-1 |
|
Gaia DR2 |
2135001343467043200 |
|
HD |
185657 |
|
HR |
7477 |
|
GC |
27183 |
|
BD |
BD+48 2922 |
|
Distance |
140.25 |
|
Distance ly |
457.5 |
|