20151+3929 MLB 982 AB
20h 15m 07.01s +39° 30' 26.8" P.A. 183.00 sep 30.8 mag 9.83,12.68 Sp B
| Coord 2000 |
20151+3929 |
|
Discov num |
MLB 982 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 15 07.01 +39 30 26.8 |
|
| Date first |
1935 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
185 |
|
Pa last |
182.9 |
|
P.A. Now (θ) |
182.9° |
|
| Sep first |
20.0 |
|
Sep last |
30.769 |
|
Sep. Now (ρ) |
30.769" |
|
| Mag pri |
9.83 |
|
Mag sec |
12.68 |
|
delta mag (ΔM) |
2.85 |
|
Spectral class |
B (blue-white) |
|
| Pri motion ra |
-004 |
|
Sec motion ra |
+001 |
|
| Pri motion dec |
-006 |
|
Sec motion dec |
-015 |
|
| Notes |
|
|
rPM=0.685
Nature of this double is uncertain.
20151+3929 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 15 07 +39 30 27 |
MLB 982 AB |
2015 |
10 |
183 |
30.8 |
9.83 |
12.68 |
2.85 |
|
<=== |
| Show |
|
|
20 15 07 +39 29 56 |
MLB 982 BC |
2015 |
9 |
355 |
6.0 |
12.68 |
13.90 |
1.22 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3155-00920-1 |
|
Gaia DR2 |
2062191477331679872 |
|
HD |
228568 |
|
