21426+4226 BU 1505 AC
21h 42m 34.15s +42° 26' 26.5" P.A. 200.00 sep 33.6 mag 7.48,12.68 Sp A0 dist. 153.85 pc (501.86 l.y.)
| Coord 2000 |
21426+4226 |
|
Discov num |
BU 1505 |
|
Comp |
AC |
|
Coord arcsec 2000 |
21 42 34.15 +42 26 26.5 |
|
| Date first |
1903 |
|
Date last |
2017 |
|
Obs |
10 |
|
| Pa first |
198 |
|
Pa last |
200 |
|
P.A. Now (θ) |
200° |
|
| Sep first |
34.4 |
|
Sep last |
33.6 |
|
Sep. Now (ρ) |
33.6" |
|
| Mag pri |
7.48 |
|
Mag sec |
12.68 |
|
delta mag (ΔM) |
5.2 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
+005 |
|
Sec motion ra |
-009 |
|
| Pri motion dec |
-012 |
|
Sec motion dec |
-007 |
|
| Notes |
|
|
rPM=1.144
This double is not physical.
21426+4226 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 206673 |
51214 |
21 42 34 +42 26 26 |
STF 2820 AB |
2017 |
21 |
230 |
16.0 |
7.48 |
10.56 |
3.08 |
|
|
| Show |
|
51214 |
21 42 34 +42 26 26 |
BU 1505 AC |
2017 |
10 |
200 |
33.6 |
7.48 |
12.68 |
5.20 |
|
<=== |
| Show |
|
|
21 42 33 +42 26 17 |
BU 1505 BC |
2017 |
9 |
177 |
21.4 |
10.56 |
12.68 |
2.12 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
SAO |
51214 |
|
HIP |
107180 |
|
Tycho2 |
3192-01925-1 |
|
| Gaia DR2 |
1966662264967423744 |
|
HD |
206673 |
|
BD |
BD+41 4243 |
|
Distance |
153.85 |
|
| Distance ly |
501.86 |
|
