02277+7147 MLR 305 Aa,Ab
02h 27m 40.61s +71° 47' 09.6" P.A. 260.00 sep 0.2 mag 9.50,10.20 Sp A3
| Coord 2000 |
02277+7147 |
|
Discov num |
MLR 305 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
02 27 40.61 +71 47 09.6 |
|
| Date first |
1971 |
|
Date last |
2012 |
|
Obs |
6 |
|
| Pa first |
264 |
|
Pa last |
259.6 |
|
P.A. Now (θ) |
259.6° |
|
| Sep first |
0.2 |
|
Sep last |
0.21 |
|
Sep. Now (ρ) |
0.21" |
|
| Mag pri |
9.50 |
|
Mag sec |
10.20 |
|
delta mag (ΔM) |
0.7 |
|
Spectral class |
A3 (white) |
|
| Pri motion ra |
+023 |
|
Sec motion ra |
|
|
| Pri motion dec |
-018 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
02277+7147 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
4650 |
02 27 41 +71 47 10 |
MLR 305 Aa,Ab |
2012 |
6 |
260 |
0.2 |
9.50 |
10.20 |
0.70 |
|
<=== |
| Show |
|
4650 |
02 27 41 +71 47 10 |
HJ 1116 AB |
2015 |
9 |
132 |
4.4 |
9.02 |
12.90 |
3.88 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cassiopeia |
|
SAO |
4650 |
|
Tycho2 |
4320-01878-1 |
|
Gaia DR2 |
545456349763826944 |
|
| HD |
14848 |
|
