17480+5707 MLB 1077 AB (HD 238759)
17h 47m 57.47s +57° 06' 40.0" P.A. 215.00 sep 4.3 mag 9.24,11.10 Sp G5
| Coord 2000 |
17480+5707 |
|
Discov num |
MLB1077 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 47 57.47 +57 06 40.0 |
|
| Date first |
1918 |
|
Date last |
2019 |
|
Obs |
14 |
|
| Pa first |
182 |
|
Pa last |
215.2 |
|
P.A. Now (θ) |
215.2° |
|
| Sep first |
11.3 |
|
Sep last |
4.297 |
|
Sep. Now (ρ) |
4.297" |
|
| Mag pri |
9.24 |
|
Mag sec |
11.10 |
|
delta mag (ΔM) |
1.86 |
|
Spectral class |
G5 (yellow) |
|
| Pri motion ra |
+020 |
|
Sec motion ra |
|
|
| Pri motion dec |
-080 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
17480+5707 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 238759 |
30580 |
17 47 57 +57 06 40 |
MLB 1077 AB |
2019 |
14 |
215 |
4.3 |
9.24 |
11.10 |
1.86 |
|
<=== |
| Show |
|
30580 |
17 47 57 +57 06 40 |
MLB 1077 AC |
2016 |
7 |
28 |
23.5 |
9.24 |
13.90 |
4.66 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 238759 |
|
Constellation |
Draco |
|
SAO |
30580 |
|
Tycho2 |
3910-00595-1 |
|
| Gaia DR2 |
1421766670423252992 |
|
HD |
238759 |
|
