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
  1. All data presented as clear nights.
  2. Usable imaging hours factors in sessional change to dark hours.
  3. By "Clear" we mean the conditions are suitable for CCD Imaging.
  4. 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): 2.18

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-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-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
RCOS 10"
SBIG ST-10XME
AUSTRALIA

Telescope Specification

Application: Moderate Deep Space

Telescope: RCOS 10" - FL 1510mm @ f/6

Design: Ritchey-Chrétien Cassegrain

Camera: SBIG ST-10XME - NABG

FOV Arc mins: 22.9 x 34

Resolution (Arc secs/pixels): 0.93

Pixel Array: 2184x 1472

Megapixels: 3.2

Pixel Size: 6.8um

Filters: LUBVRI, Ha, SII & OIII