04067+0337 HEI 639 BC
04h 06m 40.87s +03° 37' 36.8" P.A. 312.00 sep 3.0 mag 11.50,12.10
| Coord 2000 |
04067+0337 |
|
Discov num |
HEI 639 |
|
Comp |
BC |
|
Coord arcsec 2000 |
04 06 40.87 +03 37 36.8 |
|
| Date first |
1990 |
|
Date last |
2016 |
|
Obs |
7 |
|
| Pa first |
310 |
|
Pa last |
311.6 |
|
P.A. Now (θ) |
311.6° |
|
| Sep first |
2.1 |
|
Sep last |
3.012 |
|
Sep. Now (ρ) |
3.012" |
|
| Mag pri |
11.50 |
|
Mag sec |
12.10 |
|
delta mag (ΔM) |
0.6 |
|
Spectral class |
|
|
| Pri motion ra |
+043 |
|
Sec motion ra |
+003 |
|
| Pri motion dec |
-078 |
|
Sec motion dec |
-052 |
|
| Notes |
|
|
rPM=0.536
Nature of this double is uncertain.
04067+0337 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
04 06 43 +03 37 28 |
HEI 639 AB |
2015 |
7 |
283 |
33.8 |
9.21 |
11.98 |
2.77 |
|
|
| Show |
|
|
04 06 41 +03 37 37 |
HEI 639 BC |
2016 |
7 |
312 |
3.0 |
11.50 |
12.10 |
0.60 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Taurus |
|
Gaia DR2 |
3260375615028715904 |
|
