21050+1243 A 1690 BC
21h 05m 01.11s +12° 43' 23.4" P.A. 113.00 sep 0.4 mag 10.94,11.42 dist. 14.29 pc (46.61 l.y.)
Coord 2000 |
21050+1243 |
|
Discov num |
A 1690 |
|
Comp |
BC |
|
Coord arcsec 2000 |
21 05 01.11 +12 43 23.4 |
|
Date first |
1907 |
|
Date last |
2017 |
|
Obs |
16 |
|
Pa first |
124 |
|
Pa last |
112.6 |
|
P.A. Now (θ) |
112.6° |
|
Sep first |
0.6 |
|
Sep last |
0.37 |
|
Sep. Now (ρ) |
0.37" |
|
Mag pri |
10.94 |
|
Mag sec |
11.42 |
|
delta mag (ΔM) |
0.48 |
|
Spectral class |
|
|
Pri motion ra |
+051 |
|
Sec motion ra |
+051 |
|
Pri motion dec |
-007 |
|
Sec motion dec |
-007 |
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
21050+1243 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 200757 |
106823 |
21 05 02 +12 43 20 |
STF 2750 A,BC |
2016 |
45 |
280 |
16.0 |
8.96 |
10.40 |
1.44 |
|
|
Show |
|
106823 |
21 05 02 +12 43 20 |
SLE 518 AD |
1982 |
1 |
119 |
4.6 |
8.96 |
11.40 |
2.44 |
|
|
Show |
|
|
21 05 01 +12 43 23 |
A 1690 BC |
2017 |
16 |
113 |
0.4 |
10.94 |
11.42 |
0.48 |
|
<=== |
Quadruple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Spectr |
G0 |
|
Constellation |
Delphinus |
|
HIP |
104066 |
|
Tycho2 |
1112-02519-1 |
|
Gaia DR2 |
1757475711010044544 |
|
Distance |
14.29 |
|
Distance ly |
46.61 |
|