17090+3010 DAM 900 AC
17h 08m 57.45s +30° 09' 51.3" P.A. 255.00 sep 20.6 mag 10.10,13.60
| Coord 2000 |
17090+3010 |
|
Discov num |
DAM 900 |
|
Comp |
AC |
|
Coord arcsec 2000 |
17 08 57.45 +30 09 51.3 |
|
| Date first |
1998 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
255 |
|
Pa last |
255 |
|
P.A. Now (θ) |
255° |
|
| Sep first |
20.6 |
|
Sep last |
20.621 |
|
Sep. Now (ρ) |
20.621" |
|
| Mag pri |
10.10 |
|
Mag sec |
13.60 |
|
delta mag (ΔM) |
3.5 |
|
Spectral class |
|
|
| Pri motion ra |
-004 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
-003 |
|
Sec motion dec |
-005 |
|
| Notes |
|
|
rPM=0.362
Nature of this double is uncertain.
17090+3010 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
17 08 57 +30 09 51 |
DAM 900 AB |
2001 |
1 |
270 |
5.8 |
10.10 |
15.40 |
5.30 |
|
|
| Show |
|
|
17 08 57 +30 09 51 |
DAM 900 AC |
2015 |
5 |
255 |
20.6 |
10.10 |
13.60 |
3.50 |
|
<=== |
| Show |
|
|
17 08 56 +30 09 46 |
DAM 900 CD |
2001 |
1 |
150 |
1.0 |
13.60 |
16.30 |
2.70 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
2591-01660-1 |
|
Gaia DR2 |
1309286493463532032 |
|