10092+2147 HJ 2520 AB (HD 87994)
10h 09m 10.44s +21° 47' 25.3" P.A. 343.00 sep 33.9 mag 8.95,11.25 Sp A0 dist. 186.22 pc (607.45 l.y.)
| Coord 2000 |
10092+2147 |
|
Discov num |
HJ 2520 |
|
Comp |
AB |
|
Coord arcsec 2000 |
10 09 10.44 +21 47 25.3 |
|
| Date first |
1830 |
|
Date last |
2017 |
|
Obs |
16 |
|
| Pa first |
340 |
|
Pa last |
343.1 |
|
P.A. Now (θ) |
343.1° |
|
| Sep first |
24.0 |
|
Sep last |
33.921 |
|
Sep. Now (ρ) |
33.921" |
|
| Mag pri |
8.95 |
|
Mag sec |
11.25 |
|
delta mag (ΔM) |
2.3 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
-039 |
|
Sec motion ra |
-039 |
|
| Pri motion dec |
-013 |
|
Sec motion dec |
-011 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.049 (< 0.3, Physical double)
This double is physical.
10092+2147 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 87994 |
81206 |
10 09 10 +21 47 25 |
HJ 2520 AB |
2017 |
16 |
343 |
33.9 |
8.95 |
11.25 |
2.30 |
|
<=== |
| Show |
|
|
10 09 10 +21 47 58 |
COU 168 Ba,Bb |
2015 |
4 |
231 |
0.9 |
11.20 |
11.20 |
0.00 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 87994 |
|
Constellation |
Leo |
|
SAO |
81206 |
|
HIP |
49735 |
|
| Tycho2 |
1425-00646-1 |
|
Gaia DR2 |
629167736261678720 |
|
HD |
87994 |
|
BD |
BD+22 2185 |
|
| Distance |
186.22 |
|
Distance ly |
607.45 |
|
