18165+2249 HU 319 AB (HD 167921)
18h 16m 27.03s +22° 49' 03.9" P.A. 125.00 sep 0.3 mag 9.10,9.50 Sp A5
Coord 2000 |
18165+2249 |
|
Discov num |
HU 319 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 16 27.03 +22 49 03.9 |
|
Date first |
1901 |
|
Date last |
2014 |
|
Obs |
24 |
|
Pa first |
72 |
|
Pa last |
125.4 |
|
P.A. Now (θ) |
125.4° |
|
Sep first |
0.3 |
|
Sep last |
0.266 |
|
Sep. Now (ρ) |
0.266" |
|
Mag pri |
9.10 |
|
Mag sec |
9.50 |
|
delta mag (ΔM) |
0.4 |
|
Spectral class |
A5 (white) |
|
Pri motion ra |
+022 |
|
Sec motion ra |
|
|
Pri motion dec |
+008 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
18165+2249 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 167921 |
85882 |
18 16 27 +22 49 04 |
HU 319 AB |
2014 |
24 |
125 |
0.3 |
9.10 |
9.50 |
0.40 |
|
<=== |
Show |
|
85882 |
18 16 27 +22 49 04 |
HU 319 AC |
2014 |
4 |
201 |
2.8 |
9.10 |
13.60 |
4.50 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 167921 |
|
Constellation |
Hercules |
|
SAO |
85882 |
|
Tycho2 |
2092-00780-1 |
|
Gaia DR2 |
4530028730110592896 |
|
HD |
167921 |
|