18498-1655 TDT 4316 (HD 174144)
18h 49m 48.72s -16° 55' 11.0" P.A. 333.00 sep 45.1 mag 9.89,12.03 Sp B9III
| Coord 2000 |
18498-1655 |
|
Discov num |
TDT4316 |
|
Comp |
|
|
Coord arcsec 2000 |
18 49 48.72 -16 55 11.0 |
|
| Date first |
1905 |
|
Date last |
2015 |
|
Obs |
12 |
|
| Pa first |
334 |
|
Pa last |
332.6 |
|
P.A. Now (θ) |
332.6° |
|
| Sep first |
45.5 |
|
Sep last |
45.091 |
|
Sep. Now (ρ) |
45.091" |
|
| Mag pri |
9.89 |
|
Mag sec |
12.03 |
|
delta mag (ΔM) |
2.14 |
|
Spectral class |
B9III (blue-white) |
|
| Pri motion ra |
-006 |
|
Sec motion ra |
-011 |
|
| Pri motion dec |
-006 |
|
Sec motion dec |
-005 |
|
| Notes |
U
(Proper motion indicates non-physical) |
|
rPM=0.422
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 174144 |
|
Constellation |
Sagittarius |
|
SAO |
161879 |
|
Tycho2 |
6285-04256-1 |
|
| Gaia DR2 |
4099171011316487936 |
|
HD |
174144 |
|
DM |
BD-17 5334 |
|
