15211+2534 GRV 903 AB (HD 136655)
15h 21m 09.35s +25° 34' 01.8" P.A. 243.00 sep 69.2 mag 9.12,11.09 Sp K2V dist. 45.89 pc (149.69 l.y.)
| Coord 2000 |
15211+2534 |
|
Discov num |
GRV 903 |
|
Comp |
AB |
|
Coord arcsec 2000 |
15 21 09.35 +25 34 01.8 |
|
| Date first |
1900 |
|
Date last |
2015 |
|
Obs |
19 |
|
| Pa first |
244 |
|
Pa last |
242.8 |
|
P.A. Now (θ) |
242.8° |
|
| Sep first |
69.3 |
|
Sep last |
69.166 |
|
Sep. Now (ρ) |
69.166" |
|
| Mag pri |
9.12 |
|
Mag sec |
11.09 |
|
delta mag (ΔM) |
1.97 |
|
Spectral class |
K2V (yellow-orange) |
|
| Pri motion ra |
-094 |
|
Sec motion ra |
-089 |
|
| Pri motion dec |
-120 |
|
Sec motion dec |
-119 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.033 (< 0.3, Physical double)
This double is physical.
15211+2534 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
83780 |
15 21 09 +25 34 02 |
LSC 150 Aa,Ab |
2017 |
10 |
288 |
0.1 |
9.10 |
11.80 |
2.70 |
|
|
| Show |
HD 136655 |
83780 |
15 21 09 +25 34 02 |
GRV 903 AB |
2015 |
19 |
243 |
69.2 |
9.12 |
11.09 |
1.97 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 136655 |
|
Constellation |
Corona Borealis |
|
SAO |
83780 |
|
HIP |
75124 |
|
| Tycho2 |
2028-00273-1 |
|
HD |
136655 |
|
BD |
BD+26 2681 |
|
Distance |
45.89 |
|
| Distance ly |
149.69 |
|
