20145+1555 BKO 542 BC
20h 14m 25.48s +15° 54' 55.7" P.A. 179.00 sep 7.9 mag 12.09,13.00
Coord 2000 |
20145+1555 |
|
Discov num |
BKO 542 |
|
Comp |
BC |
|
Coord arcsec 2000 |
20 14 25.48 +15 54 55.7 |
|
Date first |
1998 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
179 |
|
Pa last |
178.7 |
|
P.A. Now (θ) |
178.7° |
|
Sep first |
7.8 |
|
Sep last |
7.894 |
|
Sep. Now (ρ) |
7.894" |
|
Mag pri |
12.09 |
|
Mag sec |
13.00 |
|
delta mag (ΔM) |
0.91 |
|
Spectral class |
|
|
Pri motion ra |
+001 |
|
Sec motion ra |
|
|
Pri motion dec |
-001 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
20145+1555 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 355234 |
|
20 14 27 +15 55 02 |
CHE 230 AB |
2015 |
12 |
253 |
20.5 |
11.46 |
12.09 |
0.63 |
|
|
Show |
|
|
20 14 25 +15 54 56 |
BKO 542 BC |
2015 |
8 |
179 |
7.9 |
12.09 |
13.00 |
0.91 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Delphinus |
|
Tycho2 |
1618-00665-1 |
|
Gaia DR2 |
1808635231144609280 |
|