20339-4431 I 127 AB (Nu Mic)
20h 33m 55.07s -44° 30' 57.8" P.A. 50.00 sep 62.3 mag 5.23,9.90 Sp K0III dist. 71.74 pc (234.02 l.y.)
| Coord 2000 |
20339-4431 |
|
Discov num |
I 127 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 33 55.07 -44 30 57.8 |
|
| Date first |
1896 |
|
Date last |
1999 |
|
Obs |
3 |
|
| Pa first |
45 |
|
Pa last |
49.7 |
|
P.A. Now (θ) |
49.7° |
|
| Sep first |
65.0 |
|
Sep last |
62.33 |
|
Sep. Now (ρ) |
62.33" |
|
| Mag pri |
5.23 |
|
Mag sec |
9.90 |
|
delta mag (ΔM) |
4.67 |
|
Spectral class |
K0III (yellow-orange) |
|
| Pri motion ra |
+011 |
|
Sec motion ra |
+008 |
|
| Pri motion dec |
-036 |
|
Sec motion dec |
-002 |
|
| Notes |
|
|
rPM=0.907
This double is not physical.
20339-4431 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
Nu Mic |
230276 |
20 33 55 -44 30 58 |
I 127 AB |
1999 |
3 |
50 |
62.3 |
5.23 |
9.90 |
4.67 |
|
<=== |
| Show |
|
230276 |
20 33 55 -44 30 58 |
DAM 325 AD |
1998 |
1 |
91 |
49.9 |
5.23 |
13.00 |
7.77 |
|
|
| Show |
|
230276 |
20 33 55 -44 30 58 |
DAM 325 AE |
1999 |
2 |
101 |
70.0 |
5.23 |
12.00 |
6.77 |
|
|
| Show |
|
|
20 33 60 -44 30 17 |
I 127 BC |
2000 |
2 |
209 |
0.6 |
9.50 |
10.00 |
0.50 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
Nu Mic |
|
Constellation |
Microscopium |
|
SAO |
230276 |
|
HIP |
101477 |
|
| Tycho2 |
7962-01389-1 |
|
Gaia DR2 |
6675723472684914560 |
|
HD |
195569 |
|
HR |
7846 |
|
| GC |
28588 |
|
CD |
CD-4414020 |
|
CP |
CP-44 9838 |
|
Bayer |
Nu Microscopii |
|
| Bayer name |
Nu Mic |
|
FK5 |
3643 |
|
Distance |
71.74 |
|
Distance ly |
234.02 |
|
| Bayer greek |
ν Mic |
|
