21064-4123 SEE 437 AC (Eta Mic)
21h 06m 25.50s -41° 23' 09.4" P.A. 88.00 sep 127.8 mag 5.66,7.92 Sp F6/7V dist. 218.34 pc (712.23 l.y.)
| Coord 2000 |
21064-4123 |
|
Discov num |
SEE 437 |
|
Comp |
AC |
|
Coord arcsec 2000 |
21 06 25.50 -41 23 09.4 |
|
| Date first |
1879 |
|
Date last |
2013 |
|
Obs |
16 |
|
| Pa first |
88 |
|
Pa last |
88 |
|
P.A. Now (θ) |
88° |
|
| Sep first |
132.9 |
|
Sep last |
127.84 |
|
Sep. Now (ρ) |
127.84" |
|
| Mag pri |
5.66 |
|
Mag sec |
7.92 |
|
delta mag (ΔM) |
2.26 |
|
Spectral class |
F6/7V (yellow-white) |
|
| Pri motion ra |
+028 |
|
Sec motion ra |
+006 |
|
| Pri motion dec |
-012 |
|
Sec motion dec |
-036 |
|
| Notes |
N
Y
(See Notes, Parallax indicates components are non-physical) |
|
rPM=0.892
This double is not physical.
21064-4123 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
230523 |
21 06 26 -41 23 09 |
SEE 437 AB |
1999 |
3 |
54 |
43.8 |
5.66 |
14.60 |
8.94 |
|
|
| Show |
Eta Mic |
230523 |
21 06 26 -41 23 09 |
SEE 437 AC |
2013 |
16 |
88 |
127.8 |
5.66 |
7.92 |
2.26 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
Eta Mic |
|
Constellation |
Microscopium |
|
SAO |
230523 |
|
HIP |
104177 |
|
| Tycho2 |
7973-01199-1 |
|
Gaia DR2 |
6581319743624477440 |
|
HD |
200733 |
|
HR |
8069 |
|
| GC |
29467 |
|
CD |
CD-4114381 |
|
CP |
CP-41 9553 |
|
Bayer |
Eta Microscopii |
|
| Bayer name |
Eta Mic |
|
FK5 |
3684 |
|
Distance |
218.34 |
|
Distance ly |
712.23 |
|
| Bayer greek |
η Mic |
|
