Contact information

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

Ursa Astronomical Association

2 observations and 0 comments in queue.

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

A fireball at night, brighter than the venus

1.1.2022 at 22.53 - Varkaus (III)
Veli-Pekka Hentunen, Warkauden Kassiopeia

The fireball seen in the south-east of the Hulämäki Observatory's Oculus allsky camera had remained rather low. Possibly a couple of visual observations have been made of this object.

Telescopic comet ATLAS

5.12.2021 at 05.44 - 06.15 - Varkaus (II)
Veli-Pekka Hentunen, Warkauden Kassiopeia

I photographed a C / 2019 L3 (Atlas) comet from the morning sky with the Härkämäki Observatory's Celestron 14 "telescope and SBIG ST-8XME camera. I used a photometric R-filter and 120 s exposures. The picture is a sum of 15 pictures.

Binocular comet Leonard

4.12.2021 at 05.17 - 05.26 - Varkaus (IV)
Veli-Pekka Hentunen, Warkauden Kassiopeia

I photographed the comet C / 2021 A1 (Leonard) with the Meade 16 "ACF telescope of the Härkämäki observatory and the ASI 2600 MM pro camera. The images came with a total of 16x60 s L-filters.

Binocular comet Churyumov-Gerasimenko

4.12.2021 at 04.38 - 05.06 - Varkaus (III)
Veli-Pekka Hentunen, Warkauden Kassiopeia

I photographed the comet 67P with the Meade 16 "ACF telescope and the ASI 2600 MM Pro camera from the Huryämäki Observatory of Härkämäki. The images are a total of 24 x 60 s with an L-filter. The images are stacked by summing.

A fireball at night, as bright as a full moon

1.12.2021 at 17.06 - Varkaus (III)
Veli-Pekka Hentunen, Warkauden Kassiopeia

The fireball was left in the picture taken by the Oculus allsky camera at the Härkämäki observatory.

Comments: 1 pcs

Partial solar eclipse

10.6.2021 at 12.55 - 15.19 - Varkaus, Kangaslampi (IV)
Esa Heikkinen, Anni Heikkinen, Veli-Pekka Hentunen, Warkauden Kassiopeia

The shooting equipment is Lunt H-alpha 60 + Paramount ME, operated by Esa Heikkinen and Veli-Pekka Hentunen and Meade LXD55 EMC + Astrosolar membrane, operated by Anni Heikkinen. In the video, a changing burst on the right side of the sun.

Images: 4 pcs • Comments: 1 pcs

Telescopic comet PANSTARRS

2.5.2021 at 01.35 - 01.55 - Varkaus (II)
Veli-Pekka Hentunen, Warkauden Kassiopeia

Comet 2017 / K2 (PANSTARRS) was spotted at the Härkämäki Observatory. In the picture, the north is at the top and the east on the left. The size of the image field is about 11 'x 15'. A C14 "telescope, an SBIG ST-8XME camera, and a photometric R-filter were used for imaging. The exposure time in the sum image is 10 x 120s.

Telescopic comet Palomar

2.5.2021 at 00.59 - 01.15 - Varkaus (II)
Veli-Pekka Hentunen, Warkauden Kassiopeia

Comet 2020 T2 (Palomar) was observed at the Härkämäki Observatory. In the picture, the north is at the top and the east is on the left. The size of the image field is about 11 'x 15'. A C14 "telescope, an SBIG ST-8XME camera, and a photometric R-filter were used for imaging. The exposure time in the sum image is 10 x 90s.

Binocular comet ATLAS

2.5.2021 at 00.35 - 00.56 - Varkaus (III)
Veli-Pekka Hentunen, Warkauden Kassiopeia

Comet C / 2020 R4 (ATLAS) was detected at the Härkämäki Observatory. In the picture, the north is at the top and the east on the left. The size of the image field is about 11 'x 15'. The negative image shows the size of the comet better. The tail of the C / 2020 R4 (ATLAS) comet is quite long, fits barely in the picture. A C14 "telescope, SBIG ST-8XME camera and photometric R-filter were used for imaging. The exposure time in the sum image is 15 x 60s.

Binocular comet ATLAS

28.4.2021 at 23.39 - 23.54 - Varkaus (III)
Veli-Pekka Hentunen, Warkauden Kassiopeia

Comet C / 2020 R4 (ATLAS) was detected with the Härkämäki Observatory's C14 "telescope and SBIG ST-8XME camera. The exposure time was 80 seconds and a total of 10 images were taken. The filter was a photometric R-filter. the image is 18'x27 'and the sum of ten images is 10'x15'.

Images: 2 pcs

A fireball at night, brigter than the venus

8.4.2021 at 22.28 - Varkaus (III)
Veli-Pekka Hentunen, Warkauden Kassiopeia

The fireball was seen in the All Sky camera of the Warkaus Kassiopeia Härkämäki Observatory. The beginning of the picture at 22:28:40.

Comments: 1 pcs

A fireball at night, brigter than the venus

11.3.2021 at 03.53 - Varkaus (III)
Veli-Pekka Hentunen, Warkauden Kassiopeia

The fireball has remained in the picture of the Härkämäki Observatory's AllSky camera.

Comments: 2 pcs

A fireball at night, brigter than the venus

9.3.2021 at 21.32 - Varkaus (III)
Veli-Pekka Hentunen, Warkauden Kassiopeia

The fireball was photographed with the Härkämäki Observatory's AllSky camera.

Telescopic comet ATLAS

9.11.2020 at 03.02 - 03.25 - Varkaus (II)
Veli-Pekka Hentunen, Warkauden Kassiopeia

Comet C / 2020 M3 (ATLAS) photographed with a C-14 telescope and an SBIG ST-8XME CCD camera at the Härkämäki Observatory on 9 November 2020 from 03.02 to 03.25 Finnish time. The image is assembled from a 15 x 80 s R-filter image. The size of the image field is about 7 'x 5'. In the picture, the north is at the top and the east is on the left. The target is currently located in the constellation Orion on the west side of the belt.

A fireball at night, brigter than the venus

5.11.2020 at 19.52 - Varkaus (III)
Veli-Pekka Hentunen, Warkauden Kassiopeia

The fireball was visible in the picture of the Oculus-allsky mv camera of the Härkämäki observatory. Shutter speed 60 seconds. Start time of exposure at 19:52:24. The crescent was rising low in the east.

Comments: 3 pcs

Binocular comet NEOWISE

15.7.2020 at 01.10 - 01.14 - Varkaus (II)
Veli-Pekka Hentunen, Warkauden Kassiopeia

I photographed a C2020 F3 (Neowise) comet at the Härkämäki Observatory TS APO with an 80 mm f / 7 lens telescope and an SBIG STT-8300M CCD camera. I took 60 shots with a G-filter and 2.5 s exposures. The comet was clearly visible in the camera images. The tail also came into the picture well. I finally looked at the subject with the observatory's Meade16 "telescope. The core of the comet was clear and the coma was well visible. The tail was not visible when viewed with the telescope. In the pictures below, the north is at the top and the east is on the left. The size of the image field is ...

Images: 2 pcs

A fireball at night, brigter than the venus

22.4.2020 at 00.34 - Varkaus (III)
Veli-Pekka Hentunen, Warkauden Kassiopeia

The fireball was visible in the image of the Härkämäki Observatory's Oculus sky camera. Image start time 00.34.10, shutter speed 45 seconds. The fireball has left a long and bright line of light in the picture.

A fireball at night, brigter than the venus

21.3.2020 at 20.54 - Varkaus (III)
Veli-Pekka Hentunen, Warkauden Kassiopeia

The fireball was seen in the sky camera image of the Härkämäki observatory in the northeastern sky near the horizon (picture below).

Comments: 1 pcs

A fireball at night, brigter than the venus

16.3.2020 at 23.42 - Varkaus (III)
Veli-Pekka Hentunen, Warkauden Kassiopeia

The fireball was visible in the Härkämäki observatory's sky camera image in the low northern sky.

A fireball at night, as bright as a cresent moon

20.2.2020 at 03.35 - Varkaus (IV)
Veli-Pekka Hentunen, Warkauden Kassiopeia

A very bright fireball had been left in the picture of the Härkämäki observatory's sky camera on February 20, 2020 at 03:35.

Comments: 2 pcs

Search result contains observations from time period 1.1.2000 klo 00.00 - 22.5.2022 klo 8.04.