Contact information

Skywarden,
Ursa Astronomical Association
Kopernikuksentie 1
00130 Helsinki
taivaanvahti(at)ursa.fi

Ursa Astronomical Association

3 observations and 1 comments in queue.

Only observations that have a description and at least one image attached.

Sun

10.9.2021 at 14.30 - 14.45 - Kirkkonummi (IV)
Harry Rabb, Kirkkonummen komeetta

Changes in sunspot groups per day and NASA’s Solar Dynamics Observatory image of the X-ray area at the same location. It clearly shows the power lines of the magnetic fields.

Sun

9.9.2021 at 10.50 - 11.10 - Kirkkonummi (III)
Harry Rabb, Kirkkonummen komeetta

For a long time big sunspots. Celestron 8 with telescope and Caono Eos 80Da camera. Images made from HD videos are stacked with Autostakkert.

Images: 2 pcs

M17

30.8.2021 at 22.40 - 23.00 - Kirkkonummi (IV)
Harry Rabb, Kirkkonummen komeetta

The M17 Omega Nebula is in the constellation Sagittarius. Distance 5000 light years. As a telescope in Celestron 8, F6.3 in focus. Camera Canon Eos 80 D astro modified. Exposures 7 times 3 minutes, ISO 1600.

Images: 2 pcs

M16

30.8.2021 at 22.20 - 22.40 - Kirkkonummi (IV)
Harry Rabb, Kirkkonummen komeetta

M16 Kotka fog is in the constellation of Snake. Distance 7000 light years. As a telescope in Celestron 8, F6.3 in focus. Camera Canon Eos 80 D astro modified. Exposures 8 times for 3 minutes, ISO 1600.

Starry sky image

6.8.2021 at 01.00 - 01.20 - Kirkkonummi (III)
Harry Rabb, Kirkkonummen komeetta

The Star of Barnard and its motion in the sky in 2017-2021. The third image shows the movement as an animated giff. Celestron 8 as a telescope and Canon Eos 60Da and 80Da as cameras.

Images: 3 pcs • Comments: 3 pcs

Copernicus

21.4.2021 at 21.00 - 21.30 - Kirkkonummi (IV)
Harry Rabb, Kirkkonummen komeetta

Picture mosaic from the Copernicus crater on April 21, 2021. The mosaic is a collection of 14 video stacks. Stacked with Autostakkert 10 @ second 640x480 crop videos with Canon Eos 60Da camera. As a telescope Celestron 8 F10, with 20mm eyepiece magnification. In the second image, the Copernicus area with a full HD video stack, 2 minutes and 10% stacked. Canon Eos 80D camera, astro modified. #Lunar100: 004 #Lunar100: 005

Images: 2 pcs

NGC 3628

10.4.2021 at 23.00 - 23.00 - Kirkkonummi (IV)
Harry Rabb, Kirkkonummen komeetta

Galaxy NGC 3628 in the constellation Leo. Distance 35 million light-years. Telescope Celestron 8, F6.3 focus. Camera Canon Eos 80D, astro modified. Exposures 10 times in 3 minutes, Iso800.

Hyginus Rille

21.3.2021 at 19.00 - 19.30 - Kirkkonummi (IV)
Harry Rabb, Kirkkonummen komeetta

Details of the moon, the third picture shows Hyginus Rille, an old volcanic area. Filmed 1.5 minute Full HD videos, of which 10% of the best frames were stacked with Autostakkert. Telescope Celestron 8, 20mm eyepiece magnification and camera Canon Eos 80D, astro modified. Vertical images are combinations of three images. In the added fourth picture, a light spot Ina stands out, Wood's target 99, which Jari Kuula ponged in his comment.

Images: 4 pcs • Comments: 2 pcs

NGC 2403

19.3.2021 at 21.00 - 21.30 - Kirkkonummi (III)
Harry Rabb, Kirkkonummen komeetta

Galaxy NGC 2403 in the constellation of Giraffe. Distance 10 million light-years. Celestron 8F6. Camera Canon Eos 80D astro modified. Exposures 9 times 3 minutes, ISO 800.

NGC 2419

18.3.2021 at 22.00 - 22.30 - Kirkkonummi (III)
Harry Rabb, Kirkkonummen komeetta

Spherical constellation NGC 2419 Intergalactic wonderer. Distance 300,000 light-years. Celestron 8, Canon Eos 80D astro modified. 6x3min, iso800. Astro on my website more: Star pictures - Excursion to the night sky (saunalahti.fi)

Sun

26.2.2021 at 14.00 - 14.30 - Kirkkonummi (III)
Harry Rabb, Kirkkonummen komeetta

Sunspot evolution 26-28s February. Telescope Celestron 8 and camera Canon Eos 80D, astromodified. Used 20mm eyepiece magnification. Taken in 1.5 minutes of full HD video, 10% of the best screens stacked with Autostakkert.

Mare Crisium

16.2.2021 at 18.00 - 18.05 - Kirkkonummi (IV)
Harry Rabb, Kirkkonummen komeetta

Mare Crisium. Celestron 8F10 + eyepiece magnification. Camera Canon Eos 80D astro modified. One minute of HD 1280x720 video stacked with 10 percent Autostakkert software.

Images: 2 pcs

Pilvikaari maanpinnalta

17.1.2021 at 10.49 - 10.55 - Kirkkonummi (IV)
Harry Rabb, Kirkkonummen komeetta

What halo shape? Cloud arc? In Kirkkonummi, frost -15 C. The sun was opposite as a rainbow.

IC 434

9.12.2020 at 23.00 - 23.55 - Kirkkonummi (V)
Harry Rabb, Kirkkonummen komeetta

Horse Nebula Barnard 33, IC434 and Flame Nebula NGC 2024 in the constellation Orion. The distance of the horse's head fog is 1,500 light-years. The distance of the flame mist is 1200 light years. Filmed 9.12.2020 Sky Watcher 80/600 ED with telescope through Baader's UHC-S light pollution filter. Exposures 9 x 7 minutes, ISO1600 and stacked with DSS. Camera Canon Eos 60Da.

M42

7.12.2020 at 23.00 - 00.00 - Kirkkonummi (IV)
Harry Rabb, Kirkkonummen komeetta

M42, M43 and NGC 1973 Running man in the constellation Nebula Orion. Photographed with the Sky Watcher 80/600 ED telescope on 7.12.2020. Exposures 7 x 3 minutes, ISO1600, Canon Eos60Da. In the second picture on the left, the center of Orion's gas fog M42. Photographed in Celestron 8 telescope F10 focus. Stack 5 x 13 seconds. ISO 1600.

Images: 2 pcs

NGC 7000

9.11.2020 at 18.30 - 19.10 - Kirkkonummi (IV)
Harry Rabb, Kirkkonummen komeetta

North America fog NGC7000 and Pelican fog IC5070 in the constellation Swan. Distance 1600 light years. Ionized hydrogen glows red. Shooting with a Canon EF100-400 telephoto lens set at 250mm. Exposures 8x4min, iso1600. Camera Canon Eos 60Da.

NGC 891

8.11.2020 at 20.20 - 21.00 - Kirkkonummi (IV)
Harry Rabb, Kirkkonummen komeetta

Galaxy NGC 891 in the constellation Andromeda, a distance of 27 million light-years. 5 times 6 minute exposures through Baader's UHC-S light pollution filter, ISO 1600. As a telescope in Celestron 8, F6.3 in focus. Camera Canon Eos 60Da.

M81

8.11.2020 at 19.00 - 19.30 - Kirkkonummi (IV)
Harry Rabb, Kirkkonummen komeetta

Galaxy Messier 81 in the constellation of the Big Bear, a distance of 12 million light-years. 6 times 6 minute exposures through Baader's UHC-S light pollution filter, ISO 1600. Telescope Celestron 8, F6.3 in focus. Camera Canon Eos 60Da.

NGC 7635

8.11.2020 at 18.30 - 19.00 - Kirkkonummi (III)
Harry Rabb, Kirkkonummen komeetta

Bubble Nebula NGC7635 in the constellation Cassiopeia. Distance 11,000 light years. 6 times 6 minute exposures through Baader's UHC-S light pollution filter, ISO 1600. Telescope Celestron 8, F6.3 in focus. Camera Canon Eos 60Da.

Mars

24.9.2020 at 00.40 - 00.59 - Kirkkonummi (III)
Harry Rabb, Kirkkonummen komeetta

Mars at 1 Finnish time. The south pole area is shown in white. In the middle Meridiani Planum and on the right Syrtis Major. The second image shows Mars on five different nights. Telescope Celestron 8 and camera Canon Eos 60Da. Images are video stacks with Autostakkert software. The footage is about 5-7 minutes leaving about 10,000 video frames, of which the best 15 percent are stacked.

Images: 2 pcs

Search result contains observations from time period 1.1.2000 klo 00.00 - 18.10.2021 klo 1.17.