21104+3215 SEI 1425 AB
21h 10m 27.03s +32° 15' 28.2" P.A. 34.00 sep 21.4 mag 9.34,11.76 Sp G5
Coord 2000 |
21104+3215 |
|
Discov num |
SEI1425 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 10 27.03 +32 15 28.2 |
|
Date first |
1894 |
|
Date last |
2015 |
|
Obs |
11 |
|
Pa first |
33 |
|
Pa last |
33.6 |
|
P.A. Now (θ) |
33.6° |
|
Sep first |
22.7 |
|
Sep last |
21.436 |
|
Sep. Now (ρ) |
21.436" |
|
Mag pri |
9.34 |
|
Mag sec |
11.76 |
|
delta mag (ΔM) |
2.42 |
|
Spectral class |
G5 (yellow) |
|
Pri motion ra |
+003 |
|
Sec motion ra |
+000 |
|
Pri motion dec |
-003 |
|
Sec motion dec |
-010 |
|
Notes |
|
|
rPM=0.762
Nature of this double is uncertain.
21104+3215 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
21 10 27 +32 15 28 |
SEI 1425 AB |
2015 |
11 |
34 |
21.4 |
9.34 |
11.76 |
2.42 |
|
<=== |
Show |
|
|
21 10 27 +32 15 28 |
TOB 212 AC |
2015 |
7 |
79 |
24.2 |
9.34 |
12.30 |
2.96 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2706-03635-1 |
|
Gaia DR2 |
1853190156717471744 |
|