18027+5552 ES 79 AB
18h 02m 39.77s +55° 52' 04.6" P.A. 56.00 sep 6.3 mag 10.72,12.90 Sp F5
Coord 2000 |
18027+5552 |
|
Discov num |
ES 79 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 02 39.77 +55 52 04.6 |
|
Date first |
1901 |
|
Date last |
2019 |
|
Obs |
17 |
|
Pa first |
81 |
|
Pa last |
55.8 |
|
P.A. Now (θ) |
55.8° |
|
Sep first |
5.6 |
|
Sep last |
6.26 |
|
Sep. Now (ρ) |
6.26" |
|
Mag pri |
10.72 |
|
Mag sec |
12.90 |
|
delta mag (ΔM) |
2.18 |
|
Spectral class |
F5 (yellow-white) |
|
Pri motion ra |
-006 |
|
Sec motion ra |
-020 |
|
Pri motion dec |
-005 |
|
Sec motion dec |
+020 |
|
Notes |
|
|
rPM=1.013
This double is not physical.
18027+5552 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 02 40 +55 52 05 |
ES 79 AB |
2019 |
17 |
56 |
6.3 |
10.72 |
12.90 |
2.18 |
|
<=== |
Show |
HD 238800 |
|
18 02 40 +55 52 05 |
ES 79 AC |
2016 |
24 |
93 |
24.6 |
10.72 |
10.86 |
0.14 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Draco |
|
Tycho2 |
3907-00123-1 |
|
Gaia DR2 |
2150271773267075328 |
|
HD |
238800 |
|