The picture is a combination of two pictures : ND3.8 and ND3.8 with Solar Continuum filter. Both pictures taken with Nikon D7500 and TAL200K f/8.5. Stacking and editing using CS4.
Pascal Hilkens Astro Home Page
Friday, November 6, 2020
Sun with Sunspot AR2781 and AR2782?
This afternoon the Sun was covered with a very complex sunspot (AR2781). Also in the northern hemisphere I could observe a sunspot, but much smaller (AR2782?).
The picture is a combination of two pictures : ND3.8 and ND3.8 with Solar Continuum filter. Both pictures taken with Nikon D7500 and TAL200K f/8.5. Stacking and editing using CS4.
The picture is a combination of two pictures : ND3.8 and ND3.8 with Solar Continuum filter. Both pictures taken with Nikon D7500 and TAL200K f/8.5. Stacking and editing using CS4.
Mars Jupiter Saturn 2020 Compilation
A compilation of Mars, Jupiter and Saturn. All pictures taken this year, 2020.
Setting : ZWO ASI224MC, TAL 200K f/8.5, ADC and Barlowx2.
Thursday, November 5, 2020
Mars and Mars Mapper
Mars, November 4th, UT21h20 compared with Mars Mapper.
Picture taken with ASI ZWO224MC on TAL200K f/8.5, ADC and Barlowx2. Samples of 60s (127fps), and stacking with AutoStakkert! and final editing using CS4.
Wednesday, November 4, 2020
Saturday, October 31, 2020
Halloween Sunspots
The Sun is active again as we can see some sunspots. Two group of sunspots (AR2778& 2779) can be found near the limb of the Sun.
The picture is a combination of two pictures, both with Nikon D7500 and TAL200K f/8.5:
The picture is a combination of two pictures, both with Nikon D7500 and TAL200K f/8.5:
1) Solar film ND5, ISO 500, 1/800s
2) Solar film ND5 and Solar Continuum filter, ISO 800, 1/80s
Stacking is done with CS4.
Tuesday, October 27, 2020
Supernova SN2020rcq
UGC 6930 (Uppsala General Catalogue of Galaxies) is part of the M109 group and located in constellation Ursa Major and about 50million ly away from Earth. The galaxy shows an "extra" star which is a supernova (SN2020rcq). The picture was taken with COAST C14 f/11 telescope on Tenerife. Exposure time 120 and no filters. I embedded a picture of UGC6930 from Simbad to compare with the Coast picture.
Saturday, October 24, 2020
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