18393+0315 BAL 2498 AB
18h 39m 19.88s +03° 15' 14.6" P.A. 64.00 sep 6.6 mag 11.80,13.50
| Coord 2000 |
18393+0315 |
|
Discov num |
BAL2498 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 39 19.88 +03 15 14.6 |
|
| Date first |
1999 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
63 |
|
Pa last |
63.6 |
|
P.A. Now (θ) |
63.6° |
|
| Sep first |
6.6 |
|
Sep last |
6.555 |
|
Sep. Now (ρ) |
6.555" |
|
| Mag pri |
11.80 |
|
Mag sec |
13.50 |
|
delta mag (ΔM) |
1.7 |
|
Spectral class |
|
|
| Pri motion ra |
+004 |
|
Sec motion ra |
+001 |
|
| Pri motion dec |
-001 |
|
Sec motion dec |
-001 |
|
| Notes |
|
|
rPM=0.728
Nature of this double is uncertain.
18393+0315 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 39 20 +03 15 15 |
BAL 2498 AB |
2015 |
7 |
64 |
6.6 |
11.80 |
13.50 |
1.70 |
|
<=== |
| Show |
|
|
18 39 20 +03 15 15 |
BAL 2498 AC |
2015 |
7 |
109 |
14.8 |
11.80 |
13.80 |
2.00 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Serpens |
|
Gaia DR2 |
4280081871385607936 |
|
