18552+5750 HJ 2848 AC
18h 55m 09.61s +57° 49' 30.5" P.A. 52.00 sep 30.0 mag 10.49,12.50
| Coord 2000 |
18552+5750 |
|
Discov num |
HJ 2848 |
|
Comp |
AC |
|
Coord arcsec 2000 |
18 55 09.61 +57 49 30.5 |
|
| Date first |
1903 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
54 |
|
Pa last |
52.1 |
|
P.A. Now (θ) |
52.1° |
|
| Sep first |
28.6 |
|
Sep last |
30.035 |
|
Sep. Now (ρ) |
30.035" |
|
| Mag pri |
10.49 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
2.01 |
|
Spectral class |
|
|
| Pri motion ra |
+008 |
|
Sec motion ra |
-001 |
|
| Pri motion dec |
-013 |
|
Sec motion dec |
-002 |
|
| Notes |
|
|
rPM=0.931
This double is not physical.
18552+5750 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 55 10 +57 49 30 |
HJ 2848 AB |
2015 |
13 |
289 |
6.5 |
10.49 |
12.00 |
1.51 |
|
|
| Show |
|
|
18 55 10 +57 49 30 |
HJ 2848 AC |
2015 |
9 |
52 |
30.0 |
10.49 |
12.50 |
2.01 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
Tycho2 |
3927-00215-1 |
|
Gaia DR2 |
2153727538313439104 |
|
