21048+3531 TDT 2727 Ba,Bb
21h 04m 49.19s +35° 31' 53.5" P.A. 170.00 sep 0.4 mag 10.23,10.28 Sp K0
| Coord 2000 |
21048+3531 |
|
Discov num |
TDT2727 |
|
Comp |
Ba,Bb |
|
Coord arcsec 2000 |
21 04 49.19 +35 31 53.5 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
170 |
|
Pa last |
169.7 |
|
P.A. Now (θ) |
169.7° |
|
| Sep first |
0.4 |
|
Sep last |
0.35 |
|
Sep. Now (ρ) |
0.35" |
|
| Mag pri |
10.23 |
|
Mag sec |
10.28 |
|
delta mag (ΔM) |
0.05 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
+011 |
|
Sec motion ra |
+011 |
|
| Pri motion dec |
+019 |
|
Sec motion dec |
+019 |
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
21048+3531 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 04 46 +35 30 39 |
S 773 AB |
2015 |
19 |
30 |
86.3 |
9.11 |
9.58 |
0.47 |
|
|
| Show |
|
|
21 04 49 +35 31 54 |
TDT 2727 Ba,Bb |
1991 |
1 |
170 |
0.4 |
10.23 |
10.28 |
0.05 |
|
<=== |
| Show |
|
|
21 04 49 +35 31 54 |
GRV 410 BC |
2016 |
10 |
82 |
17.2 |
9.58 |
12.90 |
3.32 |
|
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2709-01995-1 |
|
Gaia DR2 |
1868193680080253824 |
|
