18593+6347 ES 1844 AB
18h 59m 30.05s +63° 47' 34.5" P.A. 19.00 sep 2.8 mag 9.60,10.50
| Coord 2000 |
18593+6347 |
|
Discov num |
ES 1844 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 59 30.05 +63 47 34.5 |
|
| Date first |
1920 |
|
Date last |
2021 |
|
Obs |
7 |
|
| Pa first |
18 |
|
Pa last |
18.5 |
|
P.A. Now (θ) |
18.5° |
|
| Sep first |
3.3 |
|
Sep last |
2.76 |
|
Sep. Now (ρ) |
2.76" |
|
| Mag pri |
9.60 |
|
Mag sec |
10.50 |
|
delta mag (ΔM) |
0.9 |
|
Spectral class |
|
|
| Pri motion ra |
-005 |
|
Sec motion ra |
|
|
| Pri motion dec |
+009 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
18593+6347 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 59 30 +63 47 34 |
ES 1844 AB |
2021 |
7 |
19 |
2.8 |
9.60 |
10.50 |
0.90 |
|
<=== |
| Show |
|
|
18 59 30 +63 47 34 |
ES 1844 AC |
2015 |
4 |
119 |
15.5 |
9.60 |
14.00 |
4.40 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
Tycho2 |
4224-01292-1 |
|
Gaia DR2 |
2253502441800653952 |
|
