15206+4656 HDS 2155 AB (HD 136579)
15h 20m 37.43s +46° 55' 32.5" P.A. 195.00 sep 1.0 mag 8.21,11.80 Sp K0 dist. 366.3 pc (1194.87 l.y.)
| Coord 2000 |
15206+4656 |
|
Discov num |
HDS2155 |
|
Comp |
AB |
|
Coord arcsec 2000 |
15 20 37.43 +46 55 32.5 |
|
| Date first |
1991 |
|
Date last |
2014 |
|
Obs |
5 |
|
| Pa first |
191 |
|
Pa last |
194.5 |
|
P.A. Now (θ) |
194.5° |
|
| Sep first |
1.0 |
|
Sep last |
1.001 |
|
Sep. Now (ρ) |
1.001" |
|
| Mag pri |
8.21 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
3.59 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
+004 |
|
Sec motion ra |
+003 |
|
| Pri motion dec |
-012 |
|
Sec motion dec |
-015 |
|
| Notes |
W
|
|
rPM=0.207 (< 0.3, Physical double)
This double is physical.
15206+4656 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
45498 |
15 20 37 +46 55 32 |
GII 220 Aa,Ab |
2014 |
1 |
123 |
0.2 |
9.00 |
9.00 |
0.00 |
|
|
| Show |
HD 136579 |
45498 |
15 20 37 +46 55 32 |
HDS 2155 AB |
2014 |
5 |
195 |
1.0 |
8.21 |
11.80 |
3.59 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 136579 |
|
Constellation |
Bootes |
|
SAO |
45498 |
|
HIP |
75086 |
|
| Tycho2 |
3482-00353-1 |
|
HD |
136579 |
|
BD |
BD+47 2218 |
|
Distance |
366.3 |
|
| Distance ly |
1194.87 |
|
