18073-3517 BRT 1756 AB (HD 321287)
18h 07m 15.99s -35° 17' 05.7" P.A. 94.00 sep 7.1 mag 10.62,12.40 Sp B9
Coord 2000 |
18073-3517 |
|
Discov num |
BRT1756 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 07 15.99 -35 17 05.7 |
|
Date first |
1912 |
|
Date last |
2015 |
|
Obs |
9 |
|
Pa first |
90 |
|
Pa last |
93.6 |
|
P.A. Now (θ) |
93.6° |
|
Sep first |
7.8 |
|
Sep last |
7.112 |
|
Sep. Now (ρ) |
7.112" |
|
Mag pri |
10.62 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
1.78 |
|
Spectral class |
B9 (blue-white) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
-004 |
|
Pri motion dec |
+000 |
|
Sec motion dec |
-007 |
|
Notes |
|
|
rPM=1.067
This double is not physical.
18073-3517 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 321287 |
|
18 07 16 -35 17 06 |
BRT 1756 AB |
2015 |
9 |
94 |
7.1 |
10.62 |
12.40 |
1.78 |
|
<=== |
Show |
|
|
18 07 16 -35 17 06 |
BRT 1756 AC |
2015 |
7 |
162 |
9.1 |
10.62 |
13.40 |
2.78 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 321287 |
|
Constellation |
Sagittarius |
|
Tycho2 |
7399-00841-1 |
|
Gaia DR2 |
4038873175251290112 |
|
HD |
321287 |
|