16579+4722 A 1874 AD
16h 57m 53.18s +47° 22' 00.0" P.A. 246.00 sep 25.9 mag 7.93,15.00 Sp K0V dist. 18.3 pc (59.69 l.y.)
Coord 2000 |
16579+4722 |
|
Discov num |
A 1874 |
|
Comp |
AD |
|
Coord arcsec 2000 |
16 57 53.18 +47 22 00.0 |
|
Date first |
1908 |
|
Date last |
1998 |
|
Obs |
2 |
|
Pa first |
270 |
|
Pa last |
246 |
|
P.A. Now (θ) |
246° |
|
Sep first |
40.0 |
|
Sep last |
25.9 |
|
Sep. Now (ρ) |
25.9" |
|
Mag pri |
7.93 |
|
Mag sec |
15.00 |
|
delta mag (ΔM) |
7.07 |
|
Spectral class |
K0V (yellow-orange) |
|
Pri motion ra |
-147 |
|
Sec motion ra |
-014 |
|
Pri motion dec |
+272 |
|
Sec motion dec |
-020 |
|
Notes |
N
W
(See Notes, ) |
|
rPM=1.038
This double is not physical.
16579+4722 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
V1090 Her |
46409 |
16 57 53 +47 22 00 |
A 1874 AB |
2021 |
47 |
64 |
5.0 |
7.93 |
10.85 |
2.92 |
Y |
|
Show |
|
46409 |
16 57 53 +47 22 00 |
STFA 32 AC |
2021 |
36 |
262 |
112.4 |
7.93 |
8.05 |
0.12 |
|
|
Show |
|
46409 |
16 57 53 +47 22 00 |
A 1874 AD |
1998 |
2 |
246 |
25.9 |
7.93 |
15.00 |
7.07 |
|
<=== |
Show |
|
|
16 57 54 +47 22 02 |
STFA 32 BC |
2015 |
9 |
261 |
117.2 |
10.85 |
8.05 |
2.80 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
V1090 Her |
|
Constellation |
Hercules |
|
SAO |
46409 |
|
HIP |
83020 |
|
Tycho2 |
3500-01780-1 |
|
Gaia DR2 |
1408029509584967168 |
|
HD |
153557 |
|
GL |
Gl 649.1A |
|
BD |
BD+47 2415 |
|
Distance |
18.3 |
|
Distance ly |
59.69 |
|