08021-0247 A 540 AD
08h 02m 08.28s -02° 47' 04.5" P.A. 273.00 sep 23.2 mag 9.30,13.13 Sp A3
| Coord 2000 |
08021-0247 |
|
Discov num |
A 540 |
|
Comp |
AD |
|
Coord arcsec 2000 |
08 02 08.28 -02 47 04.5 |
|
| Date first |
1903 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
273 |
|
Pa last |
272.6 |
|
P.A. Now (θ) |
272.6° |
|
| Sep first |
24.0 |
|
Sep last |
23.2 |
|
Sep. Now (ρ) |
23.2" |
|
| Mag pri |
9.30 |
|
Mag sec |
13.13 |
|
delta mag (ΔM) |
3.83 |
|
Spectral class |
A3 (white) |
|
| Pri motion ra |
-003 |
|
Sec motion ra |
|
|
| Pri motion dec |
+004 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
08021-0247 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
135401 |
08 02 08 -02 47 04 |
A 540 AB |
2016 |
5 |
326 |
1.4 |
9.30 |
13.30 |
4.00 |
|
|
| Show |
|
135401 |
08 02 08 -02 47 04 |
A 540 AC |
2015 |
5 |
13 |
22.5 |
9.30 |
14.80 |
5.50 |
|
|
| Show |
|
135401 |
08 02 08 -02 47 04 |
A 540 AD |
2015 |
5 |
273 |
23.2 |
9.30 |
13.13 |
3.83 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Monoceros |
|
SAO |
135401 |
|
Tycho2 |
4850-01099-1 |
|
Gaia DR2 |
3069166935189441664 |
|
| HD |
66143 |
|
