18572+2522 COU 512 AB (HD 337257)
18h 57m 12.31s +25° 22' 34.9" P.A. 190.00 sep 1.7 mag 10.50,11.00
| Coord 2000 |
18572+2522 |
|
Discov num |
COU 512 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 57 12.31 +25 22 34.9 |
|
| Date first |
1970 |
|
Date last |
2010 |
|
Obs |
4 |
|
| Pa first |
188 |
|
Pa last |
190 |
|
P.A. Now (θ) |
190° |
|
| Sep first |
1.3 |
|
Sep last |
1.685 |
|
Sep. Now (ρ) |
1.685" |
|
| Mag pri |
10.50 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
| Pri motion ra |
-002 |
|
Sec motion ra |
|
|
| Pri motion dec |
+005 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
18572+2522 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 337257 |
|
18 57 12 +25 22 35 |
COU 512 AB |
2010 |
4 |
190 |
1.7 |
10.50 |
11.00 |
0.50 |
|
<=== |
| Show |
|
|
18 57 12 +25 22 35 |
DAM 129 AB,C |
2002 |
2 |
36 |
10.8 |
11.60 |
13.30 |
1.70 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 337257 |
|
Constellation |
Hercules |
|
Tycho2 |
2113-01131-1 |
|
Gaia DR2 |
4534622043017676672 |
|
| HD |
337257 |
|
