20186+2833 HJ 1501 AC
20h 18m 38.40s +28° 31' 59.0" P.A. 349.00 sep 57.2 mag 10.18,11.71 Sp A2
| Coord 2000 |
20186+2833 |
|
Discov num |
HJ 1501 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 18 38.40 +28 31 59.0 |
|
| Date first |
1893 |
|
Date last |
2023 |
|
Obs |
12 |
|
| Pa first |
351 |
|
Pa last |
349.2 |
|
P.A. Now (θ) |
349.2° |
|
| Sep first |
58.7 |
|
Sep last |
57.18 |
|
Sep. Now (ρ) |
57.18" |
|
| Mag pri |
10.18 |
|
Mag sec |
11.71 |
|
delta mag (ΔM) |
1.53 |
|
Spectral class |
A2 (white) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
-008 |
|
| Pri motion dec |
-008 |
|
Sec motion dec |
-017 |
|
| Notes |
|
|
rPM=0.716
Nature of this double is uncertain.
20186+2833 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 18 38 +28 31 59 |
HJ 1501 AB |
2023 |
11 |
354 |
12.9 |
10.18 |
11.10 |
0.92 |
|
|
| Show |
|
|
20 18 38 +28 31 59 |
HJ 1501 AC |
2023 |
12 |
349 |
57.2 |
10.18 |
11.71 |
1.53 |
|
<=== |
| Show |
|
|
20 18 38 +28 32 56 |
HJ 1501 CD |
2023 |
10 |
12 |
20.4 |
11.71 |
13.70 |
1.99 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Tycho2 |
2167-01256-1 |
|
Gaia DR2 |
1837099830535525888 |
|
HD |
334120 |
|
