21130+3732 HEI 283 BC
21h 13m 04.05s +37° 32' 37.6" P.A. 80.00 sep 3.3 mag 11.20,11.70 Sp G5
Coord 2000 |
21130+3732 |
|
Discov num |
HEI 283 |
|
Comp |
BC |
|
Coord arcsec 2000 |
21 13 04.05 +37 32 37.6 |
|
Date first |
1982 |
|
Date last |
2020 |
|
Obs |
4 |
|
Pa first |
89 |
|
Pa last |
80.4 |
|
P.A. Now (θ) |
80.4° |
|
Sep first |
2.5 |
|
Sep last |
3.29 |
|
Sep. Now (ρ) |
3.29" |
|
Mag pri |
11.20 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
G5 (yellow) |
|
Pri motion ra |
-016 |
|
Sec motion ra |
|
|
Pri motion dec |
-004 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
21130+3732 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
21 13 01 +37 32 29 |
HEI 283 AB |
2015 |
6 |
73 |
35.7 |
9.56 |
12.65 |
3.09 |
|
|
Show |
|
|
21 13 04 +37 32 38 |
HEI 283 BC |
2020 |
4 |
80 |
3.3 |
11.20 |
11.70 |
0.50 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
1868700069595784192 |
|