03040+2831 STF 339 AB,C (HD 18984)
03h 03m 59.69s +28° 30' 32.9" P.A. 328.00 sep 13.6 mag 8.24,11.19 Sp B8 dist. 203.25 pc (663 l.y.)
Coord 2000 |
03040+2831 |
|
Discov num |
STF 339 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
03 03 59.69 +28 30 32.9 |
|
Date first |
1828 |
|
Date last |
2014 |
|
Obs |
21 |
|
Pa first |
328 |
|
Pa last |
327.5 |
|
P.A. Now (θ) |
327.5° |
|
Sep first |
8.0 |
|
Sep last |
13.559 |
|
Sep. Now (ρ) |
13.559" |
|
Mag pri |
8.24 |
|
Mag sec |
11.19 |
|
delta mag (ΔM) |
2.95 |
|
Spectral class |
B8 (blue-white) |
|
Pri motion ra |
+013 |
|
Sec motion ra |
+009 |
|
Pri motion dec |
-009 |
|
Sec motion dec |
-005 |
|
Notes |
|
|
rPM=0.358
Nature of this double is uncertain.
03040+2831 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
75713 |
03 03 60 +28 30 33 |
A 1824 AB |
2007 |
13 |
272 |
0.4 |
8.49 |
10.05 |
1.56 |
|
|
Show |
HD 18984 |
75713 |
03 03 60 +28 30 33 |
STF 339 AB,C |
2014 |
21 |
328 |
13.6 |
8.24 |
11.19 |
2.95 |
|
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 18984 |
|
Constellation |
Aries |
|
SAO |
75713 |
|
HIP |
14270 |
|
Tycho2 |
1794-00866-1 |
|
Gaia DR2 |
116712785628702208 |
|
HD |
18984 |
|
BD |
BD+27 471 |
|
Distance |
203.25 |
|
Distance ly |
663 |
|