18487+1426 BPM 839 BC
18h 48m 48.46s +14° 26' 45.0" P.A. 319.00 sep 107.1 mag 15.62,15.50
| Coord 2000 |
18487+1426 |
|
Discov num |
BPM 839 |
|
Comp |
BC |
|
Coord arcsec 2000 |
18 48 48.46 +14 26 45.0 |
|
| Date first |
1991 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
319 |
|
Pa last |
319 |
|
P.A. Now (θ) |
319° |
|
| Sep first |
107.8 |
|
Sep last |
107.108 |
|
Sep. Now (ρ) |
107.108" |
|
| Mag pri |
15.62 |
|
Mag sec |
15.50 |
|
delta mag (ΔM) |
0.12 |
|
Spectral class |
|
|
| Pri motion ra |
-008 |
|
Sec motion ra |
-005 |
|
| Pri motion dec |
-016 |
|
Sec motion dec |
-012 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.28 (< 0.3, Physical double)
This double is physical.
18487+1426 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 48 43 +14 26 13 |
BPM 838 AB |
2015 |
7 |
69 |
91.1 |
15.47 |
15.62 |
0.15 |
|
|
| Show |
|
|
18 48 48 +14 26 45 |
BPM 839 BC |
2015 |
8 |
319 |
107.1 |
15.62 |
15.50 |
0.12 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Gaia DR2 |
4507314155615169664 |
|
