12069-4712 CPO 341 (Eta Cru)
12h 06m 53.88s -47° 12' 28.9" P.A. 44.00 sep 4.2 mag 10.60,11.50 dist. 19.76 pc (64.46 l.y.)
| Coord 2000 |
12069-4712 |
|
Discov num |
CPO 341 |
|
Comp |
|
|
Coord arcsec 2000 |
12 06 53.88 -47 12 28.9 |
|
| Date first |
1902 |
|
Date last |
2016 |
|
Obs |
8 |
|
| Pa first |
53 |
|
Pa last |
43.6 |
|
P.A. Now (θ) |
43.6° |
|
| Sep first |
3.7 |
|
Sep last |
4.212 |
|
Sep. Now (ρ) |
4.212" |
|
| Mag pri |
10.60 |
|
Mag sec |
11.50 |
|
delta mag (ΔM) |
0.9 |
|
Spectral class |
|
|
| Pri motion ra |
-059 |
|
Sec motion ra |
+008 |
|
| Pri motion dec |
-025 |
|
Sec motion dec |
+061 |
|
| Notes |
|
|
rPM=1.701
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
Eta Cru |
|
Constellation |
Centaurus |
|
SAO |
251742 |
|
HIP |
59072 |
|
| Tycho2 |
8982-04970-1 |
|
Gaia DR2 |
6143052690806089856 |
|
HD |
105211 |
|
HR |
4616 |
|
| GC |
16551 |
|
CP |
CP-63 2145 |
|
Bayer |
Eta Crucis |
|
Bayer name |
Eta Cru |
|
| FK5 |
2969 |
|
Distance |
19.76 |
|
Distance ly |
64.46 |
|
Bayer greek |
η Cru |
|
Bayer or Flamsteed indentifiers not always match the correct constellation because of procession and proper motion of the star. (Cru vs Cen)
