Pages
Gallery
Categories
- Hyperstar III and Trius SX-814C
- Uncategorized
- Macrophotography
- Carbon Stars
- Picture of the Week
- High-Speed Photography
- Photomicroscopy
- Talks and Presentations
- Micro-Dragonfly Array
- Photographic courses
- Hyperstar III and SXVF-M26C
- Canon 200mm prime lens
- Astronomy Image of the Day
- Exhibitions
- CCD Images
- Published Work
- Site News
- Writing
- News
- Creating mosaics
- Star Vistas
- House and home
Visitors
Tags
Author Archives: Greg Parker
Solargraph 2024 – a Disaster
Yesterday was Winter Solstice and I went out after dark to collect the Solargraph which has been exposing the photopaper since Summer Solstice in June. Felt more than a bit sick when I saw a hole had been punched in … Continue reading
Posted in Projects
Comments Off on Solargraph 2024 – a Disaster
Picture of the Week
This week we feature the beautiful Pac Man nebula and nearby main star Schedar in the constellation Cassiopeia. This image comprises many hours (well over 8) of 15-minute subs taken with the Sky90 array and the M26C OSC CCDs.
Posted in Picture of the Week
Comments Off on Picture of the Week
Picture of the Week
This week we feature the whole of the constellation Sagitta, together with nearby asterism the Coathanger cluster. This is a 3-frame mosaic taken using the 200mm lenses and ASI 2600MC Pro OSC CMOS cameras. UV/IR filter only (RGB data only) … Continue reading
Posted in Picture of the Week
Comments Off on Picture of the Week
Picture of the Week
This week’s image is a real blast from the past! This is the Flaming Star nebula in Auriga taken with the original Hyperstar (no collimation or rotation adjusters) and a tiny little H9C OSC CCD. That really was a very … Continue reading
Posted in Picture of the Week
Comments Off on Picture of the Week
Picture of the Week
This week we feature a very recent composite image of the Crescent nebula region in Cygnus. The data comprises 8 hours and 40-minutes total exposure time using UV/IR cut filters (for RGB data) and Optolong L-Enhance filters (for narrowband H-alpha … Continue reading
Posted in Picture of the Week
Comments Off on Picture of the Week
Picture of the Week
This week features a rare (for me) 4-framer with the 200mm lenses. This is the whole of the inner part of the constellation Lyra featuring Vega. This was taken using the M26C OSC CCDs and I would like to redo … Continue reading
Posted in Picture of the Week
Comments Off on Picture of the Week
Picture of the Week
A recently acquired image is this week’s Picture of the Week. Today we feature the whole of the constellation Sagitta. This is a 2-frame mosaic using the Canon 200mm prime lenses and the 2600MC Pro OSC CMOS cameras on the … Continue reading
Posted in Picture of the Week
Comments Off on Picture of the Week
From the Butterfly to the Tulip via the Crescent
Last night I got 11 x 20-minute subs using the 200mm lenses and the 2600MC Pro CMOS cameras with the Optolong L-Enhance filters – under a blazing Moon!!! I added the narrowband data to the 20 x 15-minute subs of … Continue reading
Posted in 200mm lens and ASI 2600MC-Pro camera, mini-WASP Array
Comments Off on From the Butterfly to the Tulip via the Crescent
Picture of the Week
A blast from the past for this week’s Picture of the Week. Today we feature the Coma cluster of galaxies made famous by Fritz Zwicky who applied the virial theorem to star motions in these galaxies to deduce that there … Continue reading
Posted in Picture of the Week
Comments Off on Picture of the Week
Picture of the Week
This week we feature a VERY DEEP image of Tarazed and Barnard’s “E” (dark nebula) taken with the Sky90 array and SX M26C OSC CCDs. Many hours of 10 and 15-minute subs went into the creation of this image, certainly … Continue reading
Posted in Picture of the Week
Comments Off on Picture of the Week