04440+4225 STF 581 AC
04h 44m 03.06s +42° 25' 07.9" P.A. 143.00 sep 104.8 mag 7.64,12.10 Sp B8II dist. 1587.3 pc (5177.77 l.y.)
| Coord 2000 |
04440+4225 |
|
Discov num |
STF 581 |
|
Comp |
AC |
|
Coord arcsec 2000 |
04 44 03.06 +42 25 07.9 |
|
| Date first |
1904 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
141 |
|
Pa last |
142.9 |
|
P.A. Now (θ) |
142.9° |
|
| Sep first |
97.2 |
|
Sep last |
104.786 |
|
Sep. Now (ρ) |
104.786" |
|
| Mag pri |
7.64 |
|
Mag sec |
12.10 |
|
delta mag (ΔM) |
4.46 |
|
Spectral class |
B8II (blue-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
+006 |
|
| Pri motion dec |
-015 |
|
Sec motion dec |
+006 |
|
| Notes |
|
|
rPM=1.485
This double is not physical.
04440+4225 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 29833 |
|
04 44 03 +42 25 08 |
STF 582 AB |
2019 |
25 |
24 |
5.6 |
7.64 |
10.19 |
2.55 |
|
|
| Show |
|
|
04 44 03 +42 25 08 |
STF 581 AC |
2015 |
7 |
143 |
104.8 |
7.64 |
12.10 |
4.46 |
|
<=== |
| Show |
|
|
04 44 03 +42 25 08 |
BLL 9001 AE |
2015 |
11 |
289 |
193.5 |
7.64 |
11.29 |
3.65 |
|
|
| Show |
|
|
04 44 03 +42 25 08 |
TOB 15 AF |
2015 |
10 |
288 |
211.8 |
7.64 |
10.90 |
3.26 |
|
|
| Show |
|
|
04 44 03 +42 25 13 |
BLL 9001 BE |
2015 |
6 |
288 |
194.0 |
10.19 |
11.29 |
1.10 |
|
|
| Show |
|
|
04 44 03 +42 25 13 |
TOB 15 BF |
2015 |
7 |
287 |
212.3 |
10.19 |
10.90 |
0.71 |
|
|
| Show |
|
|
04 44 09 +42 23 44 |
STF 581 CD |
2016 |
14 |
342 |
8.1 |
12.10 |
12.60 |
0.50 |
|
|
| Show |
|
|
04 43 47 +42 26 12 |
TOB 15 EF |
2016 |
11 |
97 |
18.7 |
11.29 |
10.90 |
0.39 |
|
|
Sextuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Perseus |
|
HIP |
22019 |
|
Tycho2 |
2901-01637-1 |
|
Gaia DR2 |
204389728315801344 |
|
| HD |
29833 |
|
BD |
BD+42 1033 |
|
Distance |
1587.3 |
|
Distance ly |
5177.77 |
|
