21420+1856 DAM 16 CD
21h 41m 54.47s +18° 56' 15.3" P.A. 90.00 sep 3.5 mag 13.30,14.30
Coord 2000 |
21420+1856 |
|
Discov num |
DAM 16 |
|
Comp |
CD |
|
Coord arcsec 2000 |
21 41 54.47 +18 56 15.3 |
|
Date first |
2000 |
|
Date last |
2016 |
|
Obs |
5 |
|
Pa first |
89 |
|
Pa last |
89.9 |
|
P.A. Now (θ) |
89.9° |
|
Sep first |
3.5 |
|
Sep last |
3.456 |
|
Sep. Now (ρ) |
3.456" |
|
Mag pri |
13.30 |
|
Mag sec |
14.30 |
|
delta mag (ΔM) |
1 |
|
Spectral class |
|
|
Pri motion ra |
-049 |
|
Sec motion ra |
|
|
Pri motion dec |
+005 |
|
Sec motion dec |
|
|
Notes |
N
W
(See Notes, ) |
|
Nature of this double is uncertain.
21420+1856 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
107334 |
21 41 60 +18 56 20 |
LBU 2 Aa,Ab |
2016 |
2 |
22 |
0.6 |
8.00 |
9.50 |
1.50 |
|
|
Show |
HD 206485 |
107334 |
21 41 60 +18 56 20 |
STF 2818 AB |
2015 |
21 |
24 |
26.8 |
7.38 |
10.24 |
2.86 |
|
|
Show |
|
107334 |
21 41 60 +18 56 20 |
FOX 9055 AC |
2015 |
4 |
267 |
76.5 |
7.38 |
13.78 |
6.40 |
|
|
Show |
|
|
21 41 54 +18 56 15 |
DAM 16 CD |
2016 |
5 |
90 |
3.5 |
13.30 |
14.30 |
1.00 |
|
<=== |
Quintuple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Pegasus |
|
Gaia DR2 |
1786385376396878208 |
|