21064-4123 SEE 437 AB
21h 06m 25.50s -41° 23' 09.4" P.A. 54.00 sep 43.8 mag 5.66,14.60 Sp K6/7V dist. 218.34 pc (712.23 l.y.)
| Coord 2000 |
21064-4123 |
|
Discov num |
SEE 437 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 06 25.50 -41 23 09.4 |
|
| Date first |
1897 |
|
Date last |
1999 |
|
Obs |
3 |
|
| Pa first |
57 |
|
Pa last |
54.4 |
|
P.A. Now (θ) |
54.4° |
|
| Sep first |
44.1 |
|
Sep last |
43.79 |
|
Sep. Now (ρ) |
43.79" |
|
| Mag pri |
5.66 |
|
Mag sec |
14.60 |
|
delta mag (ΔM) |
8.94 |
|
Spectral class |
K6/7V (yellow-orange) |
|
| Pri motion ra |
+028 |
|
Sec motion ra |
+013 |
|
| Pri motion dec |
-012 |
|
Sec motion dec |
+007 |
|
| Notes |
N
(See Notes) |
|
rPM=0.795
Nature of this double is uncertain.
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
| Constellation |
Microscopium |
|
SAO |
230523 |
|
HIP |
104177 |
|
Tycho2 |
7973-01199-1 |
|
| Gaia DR2 |
6581319743624477440 |
|
HD |
200702 |
|
HR |
8069 |
|
GC |
29461 |
|
| CD |
CD-4114379 |
|
CP |
CP-41 9552 |
|
Bayer |
Eta Microscopii |
|
Bayer name |
Eta Mic |
|
| FK5 |
3684 |
|
Distance |
218.34 |
|
Distance ly |
712.23 |
|
Bayer greek |
η Mic |
|
