16407-6233 B 1816 (HD 149770)
16h 40m 44.43s -62° 33' 16.5" P.A. 341.00 sep 0.3 mag 8.70,8.80 Sp B4/5V dist. 1041.67 pc (3397.93 l.y.)
| Coord 2000 |
16407-6233 |
|
Discov num |
B 1816 |
|
Comp |
|
|
Coord arcsec 2000 |
16 40 44.43 -62 33 16.5 |
|
| Date first |
1930 |
|
Date last |
1930 |
|
Obs |
1 |
|
| Pa first |
341 |
|
Pa last |
341.4 |
|
P.A. Now (θ) |
341.4° |
|
| Sep first |
0.3 |
|
Sep last |
0.25 |
|
Sep. Now (ρ) |
0.25" |
|
| Mag pri |
8.70 |
|
Mag sec |
8.80 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
B4/5V (blue-white) |
|
| Pri motion ra |
+006 |
|
Sec motion ra |
|
|
| Pri motion dec |
-017 |
|
Sec motion dec |
|
|
| Notes |
X
(Dubious double) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 149770 |
|
Constellation |
Triangulum Australe |
|
SAO |
253648 |
|
HIP |
81649 |
|
| Tycho2 |
9042-00639-1 |
|
Gaia DR2 |
5830055957002846464 |
|
HD |
149770 |
|
CP |
CP-62 5406 |
|
| Distance |
1041.67 |
|
Distance ly |
3397.93 |
|
