02308+5533 STF 270 AD
02h 30m 50.65s +55° 32' 54.2" P.A. 281.00 sep 51.1 mag 7.00,14.20 Sp F4V dist. 54.7 pc (178.43 l.y.)
Coord 2000 |
02308+5533 |
|
Discov num |
STF 270 |
|
Comp |
AD |
|
Coord arcsec 2000 |
02 30 50.65 +55 32 54.2 |
|
Date first |
1902 |
|
Date last |
2015 |
|
Obs |
10 |
|
Pa first |
268 |
|
Pa last |
280.6 |
|
P.A. Now (θ) |
280.6° |
|
Sep first |
42.5 |
|
Sep last |
51.059 |
|
Sep. Now (ρ) |
51.059" |
|
Mag pri |
7.00 |
|
Mag sec |
14.20 |
|
delta mag (ΔM) |
7.2 |
|
Spectral class |
F4V (yellow-white) |
|
Pri motion ra |
+083 |
|
Sec motion ra |
+006 |
|
Pri motion dec |
-097 |
|
Sec motion dec |
-007 |
|
Notes |
N
(See Notes) |
|
rPM=0.928
This double is not physical.
02308+5533 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 15407 |
23389 |
02 30 51 +55 32 54 |
STF 270 AB |
2016 |
45 |
305 |
21.3 |
7.00 |
9.66 |
2.66 |
|
|
Show |
|
23389 |
02 30 51 +55 32 54 |
STF 270 AC |
2015 |
13 |
333 |
48.0 |
7.00 |
11.37 |
4.37 |
|
|
Show |
|
23389 |
02 30 51 +55 32 54 |
STF 270 AD |
2015 |
10 |
281 |
51.1 |
7.00 |
14.20 |
7.20 |
|
<=== |
Show |
|
|
02 30 49 +55 33 06 |
STF 270 BD |
2015 |
7 |
265 |
32.8 |
9.66 |
14.20 |
4.54 |
|
|
Show |
|
|
02 30 49 +55 33 06 |
RAO 42 BE |
2015 |
7 |
208 |
16.0 |
9.66 |
14.70 |
5.04 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Perseus |
|
SAO |
23389 |
|
HIP |
11696 |
|
Tycho2 |
3691-00669-1 |
|
Gaia DR2 |
457326850673147264 |
|
HD |
15407 |
|
BD |
BD+54 561 |
|
Distance |
54.7 |
|
Distance ly |
178.43 |
|