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"Where the Sun Never Rises"
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Moorook Clear Sky Data
| Day / Month | Jan 08 | Dec 07 | Nov 07 | Oct 07 | Sep 07 | Aug 07 |
| 1 | Clear | Clear | Cloudy | Clear | Clear | Clear |
| 2 | Clear | Cloudy | Cloudy | Clear | Clear | Clear |
| 3 | Clear | Clear | Cloudy | Clear | Clear | Clear |
| 4 | Clear | Clear | Clear | Clear | Clear | Clear |
| 5 | Clear | Clear | Clear | Cloudy | Clear | Clear |
| 6 | Clear | Cloudy | Clear | Clear | Clear | Clear |
| 7 | Clear | Clear | Clear | Cloudy | Clear | Clear |
| 8 | Clear | Clear | Cloudy | Clear | Clear | Clear |
| 9 | Clear | Cloudy | Clear | Clear | Clear | Clear |
| 10 | Clear | Clear | Cloudy | Clear | Cloudy | Clear |
| 11 | Clear | Clear | Cloudy | Clear | Clear | Clear |
| 12 | Clear | Clear | Clear | Clear | Clear | Clear |
| 13 | Clear | Clear | Clear | Clear | Cloudy | Clear |
| 14 | Clear | Cloudy | Clear | Clear | Clear | Clear |
| 15 | Cloudy | Cloudy | Clear | Clear | Clear | Cloudy |
| 16 | Clear | Clear | Cloudy | Clear | Clear | Clear |
| 17 | Clear | Clear | Cloudy | Clear | Clear | Clear |
| 18 | Cloudy | Clear | Cloudy | Clear | Clear | Clear |
| 19 | Cloudy | Cloudy | Cloudy | Clear | Clear | Clear |
| 20 | Clear | Cloudy | Cloudy | Clear | Clear | Clear |
| 21 | Clear | Clear | Cloudy | Cloudy | Cloudy | Clear |
| 22 | Clear | Clear | Cloudy | Cloudy | Cloudy | Clear |
| 23 | Cloudy | Cloudy | Clear | Clear | Clear | Clear |
| 24 | Cloudy | Clear | Clear | Clear | Clear | Clear |
| 25 | Cloudy | Clear | Clear | Clear | Cloudy | Clear |
| 26 | Cloudy | Clear | Clear | Clear | Clear | Cloudy |
| 27 | Clear | Clear | Cloudy | Cloudy | Cloudy | Clear |
| 28 | Clear | Cloudy | Cloudy | Cloudy | Clear | Clear |
| 29 | Cloudy | Clear | Cloudy | Clear | Clear | Clear |
| 30 | Cloudy | Clear | Clear | Cloudy | Clear | Cloudy |
| 31 | Clear | Clear | Clear | Clear | ||
| Total Clear Nights | 22 | 22 | 14 | 24 | 24 | 28 |
| Total Clear % | 71% | 71% | 46% | 80% | 80% | 93% |
| Max. Concurrent Clear Nights |
14 | 4 | 4 | 13 | 12 | 14 |
| Usable Imaging Hours |
180 | 167 | 113 | 216 | 249 | 310 |
- All data presented as clear nights.
- Usable imaging hours factors in sessional change to dark hours.
- By "Clear" we mean the conditions are suitable for CCD Imaging.
- By "Cloudy" we mean the conditions are unsuitable for CCD Imaging due to cloud, rain or wind.
Global Telescope Network
- GRAS-001
- TAK MEWLON 300
FLI IMG 1024 DM
NEW MEXICO, USA
Telescope Specification
Application: Deep Space
Telescope: Mewlon 300 - 12", 3572mm FL @ f/11.9
Design: Dall-Kirkham Cassegrain
Camera: FLI IMG1024 Dream Machine
FOV Arc mins: 23.6 x 23.6
Resolution (Arc secs/pixels): 1.38
Array Pixels: 1024 x 1024
Megapixels: 1
Pixel Size: 24 um
Filters: Photometric BVRI + Clear
- GRAS-002
- TAK MEWLON 300
SBIG ST-8E
NEW MEXICO, USA
Telescope Specification
Application: Deep Space
Telescope: Tak Mewlon 300 - 12", 2730mm FL @ f/9.1
Design: Dall-Kirkham Cassegrain
Camera: SBIG ST8E - NABG
FOV Arc mins: 11.5 x 17.3
Resolution (Arc secs/pixels): 0.68
Pixel Array: 1530 x 1020
Megapixels: 1.6
Pixel Size: 9um
Filters: Photometric UBVRI
- GRAS-003
- TAK TOA-150
FLI ML8300
NEW MEXICO, USA
Telescope Specification
Application: Wide Field
Telescope: Tak TOA-150 - 1100mm FL @ f/7.33
Design: Fluorite Triplet Apochromat
Camera: FLI ML8300 - Single Shot Color
FOV Arc mins: 44.2 x 58.7
Resolution (Arc secs/pixels): 1.06
Pixel Array: 3326 x 2504
Megapixels: 8.3
Pixel Size: 5.4um
Filters: Single Shot Color
- GRAS-004
- TAK EPSLION 250
SBIG ST-8XE
NEW MEXICO, USA
Telescope Specification
Application: Moderate Deep Space
Telescope: Epsilon 250 - 10", 850mm FL @ f/3.4
Design: Hyperbolic Flat-Field Astrograph
Camera: SBIG ST8XE - NABG
FOV Arc mins: 37.1 x 55.6
Resolution (Arc secs/pixels): 2.18
Pixel Array: 1530 x 1020
Megapixels: 1.6
Pixel Size: 9um
Filters: Photometric BVRI & Ha, SII & OIII
- GRAS-005
- TAK EPSLION 250
SBIG ST-10XME
NEW MEXICO, USA
Telescope Specification
Application: Moderate Deep Space
Telescope: Epsilon 250 - 10", 850mm FL @ f/3.4
Design: Hyperbolic Flat-Field Astrograph
Camera: SBIG ST10XME - NABG
FOV Arc mins: 37.1 x 55.6
Resolution (Arc secs/pixels): 1.51
Pixel Array: 2184 x 1472
Megapixels: 3.2
Pixel Size: 6.8um
Filters: LRGB, Ha, SII & OIII
- GRAS-014
- TAK FSQ 106
SBIG STL-11000M
NEW MEXICO, USA
Telescope Specification
Application: Wide Field
Telescope: Tak Sky FSQ 106 ED - FL 530mm @ f/5
Design: Petzval Apochromat Astrograph
Camera: SBIG STL-11000M - ABG
FOV Arc mins: 155.8 x 233.7
Resolution (Arc secs/pixels): 3.5
Pixel Array: 4008 x 2672
Megapixels: 11
Pixel Size: 9um
Filters: LRGB, Ha, SII & OIII
- GRAS-006
- RCOS 16"
SBIG STL-1001E
AUSTRALIA
Telescope Specification
Application: Deep Space
Telescope: RCOS 16" - FL 3360mm @ f/8.4
Design: Ritchey-Chrétien Cassegrain
Camera: SBIG STL-1001E - NABG
FOV Arc mins: 25.1 x 25.1
Resolution (Arc secs/pixels): 1.47
Pixel Array: 1024 x 1024
Megapixels: 1
Pixel Size: 9um
Filters: LRGB, Ha
- GRAS-009
- RCOS 12.5"
SBIG ST-8 NABG
AUSTRALIA
Telescope Specification
Application: Deep Space
Telescope: RCOS 12.5" - FL 1950mm @ f/6.3
Design: Ritchey-Chrétien Cassegrain
Camera: SBIG ST-8 - NABG
FOV Arc mins: 24.1 x 16.8
Resolution (Arc secs/pixels): 0.95
Pixel Array: 1530 x 1020
Megapixels: 1.5
Pixel Size: 9um
Filters: L, UBVRI, Ha, SII, OIII & Blue
- GRAS-008
- RCOS 12.5"
SBIG STL-11000M
AUSTRALIA
Telescope Specification
Application: Deep Space
Telescope: RCOS 12.5" - FL 2846mm @ f/9
Design: Ritchey-Chrétien Cassegrain
Camera: SBIG STL-11000M - ABG
FOV Arc mins: 29 x 43.5
Resolution (Arc secs/pixels): 0.65
Pixel Array: 4008 x 2672
Megapixels: 11
Pixel Size: 9um
Filters: LRGBV, Ha, SII & OIII
- GRAS-010
- TEC 140
SBIG STL-11000M
AUSTRALIA
Telescope Specification
Application: Wide Field
Telescope: TEC 140 - FL 980mm @ f/7
Design: Apochromat Refractor
Camera: SBIG STL-11000M - ABG
FOV Arc mins: 84.2 x 126.4
Resolution (Arc secs/pixels): 1.89
Pixel Array: 4008 x 2672
Megapixels: 11
Pixel Size: 9um
Filters: LRGB, Ha
- GRAS-011 (Coming Soon)
- PlaneWave CDK 20"
FLI PL11002M
AUSTRALIA
Telescope Specification
Application: Deep Space
Telescope: PlaneWave 20" - FL 2235mm @ f/4.4
Design: Corrected Dall-Kirkham
Camera: FLI PL11002M - ABG
FOV Arc mins: 37 x 55
Resolution (Arc secs/pixels): 0.83
Pixel Array: 4008 x 2672
Megapixels: 11
Pixel Size: 9um
Filters: LRGB, UBVRI, Ha, SII & OIII
- GRAS-012
- TAK FSQ 106
SBIG STL-11000M
AUSTRALIA
Telescope Specification
Application: Wide Field
Telescope: Tak FSQ 106 ED - FL 530mm @ f/5
Design: Petzval Apochromat Astrograph
Camera: SBIG STL-11000M - ABG
FOV Arc mins: 155.8 x 233.7
Resolution (Arc secs/pixels): 3.5
Pixel Array: 4008 x 2672
Megapixels: 11
Pixel Size: 9um
Filters: LRGB, Ha, SII & OIII
- GRAS-013
- TAK SKY 90
SBIG ST-2000XMC
AUSTRALIA
Telescope Specification
Application: Wide Field
Telescope: Tak Sky 90 - FL 416mm @ f/4.6
Design: Apochromat Refractor
Camera: SBIG ST-2000XMC
FOV Arc mins: 135 x 169
Resolution (Arc secs/pixels): 7.9
Pixel Array: 1600 x 1200
Megapixels: 1.9
Pixel Size: 7.4um
Filters: Single Shot Color
- GRAS-015
- ASA 16" Astrograph
FLI PL4710 Deep Depletion
AUSTRALIA
Telescope Specification
Application: Deep Space Extended Near Infra-Red
Telescope: ASA 16" - FL 1520mm @ f/3.8
Design: Corrected Newtonian Astrograph
Camera: FLI PL4710 Deep Depletion
FOV Arc mins: 30 x 30
Resolution (Arc secs/pixels): 1.74
Pixel Array: 1024 x 1024
Megapixels: 1
Pixel Size: 13um
Filters: CLRGB, BVRI, Ha, SII & OIII