17375-2003 HU 752 AB (HD 159819)
17h 37m 32.10s -20° 03' 15.7" P.A. 328.00 sep 2.6 mag 9.87,11.90 Sp A0V
Coord 2000 |
17375-2003 |
|
Discov num |
HU 752 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 37 32.10 -20 03 15.7 |
|
Date first |
1903 |
|
Date last |
2015 |
|
Obs |
6 |
|
Pa first |
329 |
|
Pa last |
328.4 |
|
P.A. Now (θ) |
328.4° |
|
Sep first |
2.7 |
|
Sep last |
2.578 |
|
Sep. Now (ρ) |
2.578" |
|
Mag pri |
9.87 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
2.03 |
|
Spectral class |
A0V (white) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
|
|
Pri motion dec |
-017 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
17375-2003 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 159819 |
185560 |
17 37 32 -20 03 16 |
HU 752 AB |
2015 |
6 |
328 |
2.6 |
9.87 |
11.90 |
2.03 |
|
<=== |
Show |
|
185560 |
17 37 32 -20 03 16 |
HU 752 AC |
2017 |
10 |
92 |
50.2 |
9.87 |
11.08 |
1.21 |
|
|
Show |
|
|
17 37 36 -20 03 17 |
B 2412 CD |
2015 |
2 |
232 |
1.5 |
11.08 |
12.40 |
1.32 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 159819 |
|
Constellation |
Ophiuchus |
|
SAO |
185560 |
|
Tycho2 |
6256-01490-1 |
|
Gaia DR2 |
4118507087175097216 |
|
HD |
159819 |
|
ADS |
10662 |
|