03313+2734 STF 401 AB (HD 21743)
03h 31m 20.76s +27° 34' 18.5" P.A. 270.00 sep 11.5 mag 6.58,6.93 Sp A2V dist. 97.47 pc (317.95 l.y.)
Coord 2000 |
03313+2734 |
|
Discov num |
STF 401 |
|
Comp |
AB |
|
Coord arcsec 2000 |
03 31 20.76 +27 34 18.5 |
|
Date first |
1830 |
|
Date last |
2021 |
|
Obs |
115 |
|
Pa first |
270 |
|
Pa last |
269.8 |
|
P.A. Now (θ) |
269.8° |
|
Sep first |
11.1 |
|
Sep last |
11.45 |
|
Sep. Now (ρ) |
11.45" |
|
Mag pri |
6.58 |
|
Mag sec |
6.93 |
|
delta mag (ΔM) |
0.35 |
|
Spectral class |
A2V (white) |
|
Pri motion ra |
+041 |
|
Sec motion ra |
+043 |
|
Pri motion dec |
-024 |
|
Sec motion dec |
-022 |
|
Notes |
N
Z
(See Notes, Parallax indicates components are physical) |
|
rPM=0.059 (< 0.3, Physical double)
This double is physical.
03313+2734 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 21743 |
75970 |
03 31 21 +27 34 18 |
STF 401 AB |
2021 |
115 |
270 |
11.5 |
6.58 |
6.93 |
0.35 |
|
<=== |
Show |
|
|
03 31 20 +27 34 18 |
SHY 445 BC |
2001 |
4 |
129 |
999.9 |
6.93 |
10.88 |
3.95 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 21743 |
|
Constellation |
Taurus |
|
SAO |
75970 |
|
HIP |
16411 |
|
Tycho2 |
1806-01888-1 |
|
Gaia DR2 |
117916235464382080 |
|
HD |
21743 |
|
HR |
1065 |
|
GC |
4194 |
|
ADS |
2582 |
|
BD |
BD+27 515 |
|
Distance |
97.47 |
|
Distance ly |
317.95 |
|