20273+2820 MLB 774 AB
20h 27m 18.63s +28° 19' 43.9" P.A. 63.00 sep 44.1 mag 8.83,13.70 Sp B8
| Coord 2000 |
20273+2820 |
|
Discov num |
MLB 774 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 27 18.63 +28 19 43.9 |
|
| Date first |
1932 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
64 |
|
Pa last |
62.6 |
|
P.A. Now (θ) |
62.6° |
|
| Sep first |
39.0 |
|
Sep last |
44.115 |
|
Sep. Now (ρ) |
44.115" |
|
| Mag pri |
8.83 |
|
Mag sec |
13.70 |
|
delta mag (ΔM) |
4.87 |
|
Spectral class |
B8 (blue-white) |
|
| Pri motion ra |
-004 |
|
Sec motion ra |
|
|
| Pri motion dec |
-007 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
20273+2820 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
88699 |
20 27 19 +28 19 44 |
MLB 774 AB |
2015 |
4 |
63 |
44.1 |
8.83 |
13.70 |
4.87 |
|
<=== |
| Show |
|
|
20 27 22 +28 20 04 |
MLB 774 BC |
2015 |
4 |
279 |
4.3 |
13.70 |
13.70 |
0.00 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
SAO |
88699 |
|
Tycho2 |
2168-00778-1 |
|
Gaia DR2 |
1860104950991895552 |
|
| HD |
334415 |
|
