20104+3644 SEI 945 AB
20h 10m 26.44s +36° 44' 01.2" P.A. 274.00 sep 5.9 mag 9.50,11.00 Sp B8
| Coord 2000 |
20104+3644 |
|
Discov num |
SEI 945 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 10 26.44 +36 44 01.2 |
|
| Date first |
1896 |
|
Date last |
2021 |
|
Obs |
13 |
|
| Pa first |
276 |
|
Pa last |
274 |
|
P.A. Now (θ) |
274° |
|
| Sep first |
6.6 |
|
Sep last |
5.89 |
|
Sep. Now (ρ) |
5.89" |
|
| Mag pri |
9.50 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
1.5 |
|
Spectral class |
B8 (blue-white) |
|
| Pri motion ra |
-001 |
|
Sec motion ra |
+009 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-007 |
|
| Notes |
N
(See Notes) |
|
rPM=0.877
This double is not physical.
20104+3644 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 10 26 +36 44 01 |
SEI 945 AB |
2021 |
13 |
274 |
5.9 |
9.50 |
11.00 |
1.50 |
|
<=== |
| Show |
|
|
20 10 26 +36 44 01 |
SEI 946 AC |
2014 |
5 |
64 |
13.7 |
9.50 |
11.00 |
1.50 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2683-02793-1 |
|
Gaia DR2 |
2059246847770108160 |
|
