21088-0426 VVO 18 AB
21h 08m 45.51s -04° 25' 36.7" P.A. 332.00 sep 20.9 mag 9.50,13.20 Sp M1 dist. 27.09 pc (88.37 l.y.)
Coord 2000 |
21088-0426 |
|
Discov num |
VVO 18 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 08 45.51 -04 25 36.7 |
|
Date first |
1985 |
|
Date last |
2016 |
|
Obs |
4 |
|
Pa first |
333 |
|
Pa last |
331.7 |
|
P.A. Now (θ) |
331.7° |
|
Sep first |
23.0 |
|
Sep last |
20.91 |
|
Sep. Now (ρ) |
20.91" |
|
Mag pri |
9.50 |
|
Mag sec |
13.20 |
|
delta mag (ΔM) |
3.7 |
|
Spectral class |
M1 (red) |
|
Pri motion ra |
-052 |
|
Sec motion ra |
-042 |
|
Pri motion dec |
-019 |
|
Sec motion dec |
-012 |
|
Notes |
|
|
rPM=0.22 (< 0.3, Physical double)
This double is physical.
21088-0426 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
21 08 46 -04 25 37 |
HDS 3013 Aa,Ab |
2021 |
25 |
326 |
0.2 |
9.64 |
12.14 |
2.50 |
Y |
|
Show |
|
|
21 08 46 -04 25 37 |
VVO 18 AB |
2016 |
4 |
332 |
20.9 |
9.50 |
13.20 |
3.70 |
|
<=== |
Show |
|
|
21 08 46 -04 25 37 |
AMM 10 AC |
2003 |
1 |
262 |
4.4 |
6.40 |
17.80 |
11.40 |
|
|
Show |
|
|
21 08 46 -04 25 37 |
AMM 10 AD |
2003 |
1 |
264 |
4.9 |
6.40 |
15.70 |
9.30 |
|
|
Show |
|
|
21 08 46 -04 25 37 |
AMM 10 AE |
2003 |
1 |
2 |
12.9 |
6.40 |
17.50 |
11.10 |
|
|
Show |
|
|
21 08 46 -04 25 37 |
AMM 10 AF |
2003 |
1 |
330 |
20.2 |
6.40 |
16.20 |
9.80 |
|
|
Show |
|
|
21 08 46 -04 25 37 |
AMM 10 AG |
2003 |
1 |
311 |
21.9 |
6.40 |
16.50 |
10.10 |
|
|
Octuple system
7 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Aquarius |
|
HIP |
104383 |
|
Gaia DR2 |
6912161147450851840 |
|
GL |
Wo 9721A |
|
BD |
BD-05 5480 |
|
Distance |
27.09 |
|
Distance ly |
88.37 |
|