15520+4238 BAR 41 CA (HD 142284)
15h 51m 56.23s +42° 39' 05.8" P.A. 45.00 sep 202.0 mag 7.94,9.80 Sp G5 dist. 232.02 pc (756.85 l.y.)
| Coord 2000 |
15520+4238 |
|
Discov num |
BAR 41 |
|
Comp |
CA |
|
Coord arcsec 2000 |
15 51 56.23 +42 39 05.8 |
|
| Date first |
1922 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
45 |
|
Pa last |
44.7 |
|
P.A. Now (θ) |
44.7° |
|
| Sep first |
200.7 |
|
Sep last |
202 |
|
Sep. Now (ρ) |
202" |
|
| Mag pri |
7.94 |
|
Mag sec |
9.80 |
|
delta mag (ΔM) |
1.86 |
|
Spectral class |
G5 (yellow) |
|
| Pri motion ra |
-007 |
|
Sec motion ra |
+002 |
|
| Pri motion dec |
+013 |
|
Sec motion dec |
-007 |
|
| Notes |
N
(See Notes) |
|
rPM=1.485
This double is not physical.
15520+4238 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
15 52 09 +42 41 28 |
BAR 41 AB |
2003 |
2 |
151 |
2.7 |
14.30 |
14.90 |
0.60 |
|
|
| Show |
HD 142284 |
45764 |
15 51 56 +42 39 06 |
BAR 41 CA |
2015 |
4 |
45 |
202.0 |
7.94 |
9.80 |
1.86 |
|
<=== |
| Show |
|
45764 |
15 51 56 +42 39 06 |
BAR 41 CD |
2015 |
7 |
52 |
66.6 |
7.94 |
9.77 |
1.83 |
|
|
| Show |
|
|
15 52 01 +42 39 49 |
BAR 41 DE |
2003 |
1 |
136 |
4.3 |
9.77 |
17.00 |
7.23 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 142284 |
|
Constellation |
Hercules |
|
SAO |
45764 |
|
HIP |
77706 |
|
| Tycho2 |
3060-01103-1 |
|
Gaia DR2 |
1384212163582272000 |
|
HD |
142284 |
|
BD |
BD+43 2537 |
|
| Distance |
232.02 |
|
Distance ly |
756.85 |
|
