21155+3613 SEI 1481 AB
21h 15m 35.17s +36° 12' 44.5" P.A. 308.00 sep 13.9 mag 12.16,11.96
| Coord 2000 |
21155+3613 |
|
Discov num |
SEI1481 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 15 35.17 +36 12 44.5 |
|
| Date first |
1896 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
302 |
|
Pa last |
307.5 |
|
P.A. Now (θ) |
307.5° |
|
| Sep first |
13.3 |
|
Sep last |
13.907 |
|
Sep. Now (ρ) |
13.907" |
|
| Mag pri |
12.16 |
|
Mag sec |
11.96 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
|
|
| Pri motion ra |
-004 |
|
Sec motion ra |
-004 |
|
| Pri motion dec |
-015 |
|
Sec motion dec |
+002 |
|
| Notes |
|
|
rPM=1.095
This double is not physical.
21155+3613 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 15 35 +36 12 44 |
SEI 1481 AB |
2015 |
9 |
308 |
13.9 |
12.16 |
11.96 |
0.20 |
|
<=== |
| Show |
|
|
21 15 35 +36 12 44 |
SEI 1480 AC |
2015 |
10 |
346 |
15.3 |
12.16 |
12.11 |
0.05 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2714-00423-1 |
|
Gaia DR2 |
1867800948267629056 |
|
