|
Object |
NGC5128-
Centaurus A |
|
Info |
NGC 5128
is also known as the radio source Centaurus A.
Located in the constellation Centaurus. It is a very old giant elliptical
galaxy with dark dust lanes left over from an
apparent encounter with a spiral galaxy. It is aprox 15 million l.y. away
and is around 7th mag. |
|
Date |
Lum- 20th
& RGB- 24/
3/ 07 |
|
Location |
BayTop
Observatory- Streaky Bay South Australia |
|
Instrument |
Home built 10" Newtonian (Bob
Royce primary) with
MPCC coma corrector.
System working @ native
f4/ 1016 FL 1.35
arcsec/pixel- FOV 23.3x29.4 |
|
Mount |
Celestron CI700 controlled by a Mel
Bartels Goto Control System
with Vexta PK264m-01b motors with a pulley and belt system |
|
Camera (CCD) |
Starlight
Xpress HX916 monochrome with
Atik manual filter wheel. |
|
Exposures |
L:
60' R:24' G:24' B:24' [3'
sub exposures all unbinned] No dark frames removed. |
|
Guiding |
Orion
80ED refractor F7.5 with a Starlight Xpress HX516 CCD.
Mounted via a side by side accessory plate. |
|
Filters |
Astronomik
typeII clr RGB filter set |
|
Notes/ Conditions |
Conditions- Taking the lum
there was a hole in the clouds after rain during the day. Seeing was a
little poor but transparency was excellent. RGB's
conditions were fair. |
