17455-2804 SEE 337 AB (HD 161229)
17h 45m 31.65s -28° 03' 54.6" P.A. 10.00 sep 9.9 mag 8.70,10.59 Sp B7IV/V
Coord 2000 |
17455-2804 |
|
Discov num |
SEE 337 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 45 31.65 -28 03 54.6 |
|
Date first |
1897 |
|
Date last |
2015 |
|
Obs |
12 |
|
Pa first |
10 |
|
Pa last |
9.9 |
|
P.A. Now (θ) |
9.9° |
|
Sep first |
10.0 |
|
Sep last |
9.92 |
|
Sep. Now (ρ) |
9.92" |
|
Mag pri |
8.70 |
|
Mag sec |
10.59 |
|
delta mag (ΔM) |
1.89 |
|
Spectral class |
B7IV/V (blue-white) |
|
Pri motion ra |
+004 |
|
Sec motion ra |
+001 |
|
Pri motion dec |
-003 |
|
Sec motion dec |
-006 |
|
Notes |
|
|
rPM=0.697
Nature of this double is uncertain.
17455-2804 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 161229 |
185705 |
17 45 32 -28 03 55 |
SEE 337 AB |
2015 |
12 |
10 |
9.9 |
8.70 |
10.59 |
1.89 |
|
<=== |
Show |
|
185705 |
17 45 32 -28 03 55 |
SIN 102 AC |
2015 |
9 |
85 |
74.3 |
8.70 |
10.01 |
1.31 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 161229 |
|
Constellation |
Sagittarius |
|
SAO |
185705 |
|
Tycho2 |
6836-00672-1 |
|
Gaia DR2 |
4057600263333926912 |
|
HD |
161229 |
|