Newest observations

Contact information

Ursa Astronomical Association
Kopernikuksentie 1
00130 Helsinki

Ursa Astronomical Association

Telescopic comet Schwassmann-Wachmann - 14.3.2020 at 19.48 - 14.3.2020 at 20.07 Orimattila, Artjärvi, Tähtikallio Observation number 89708

Visibility III / V

29P / (Schwassmann-Wachmann) The periodic comet of the Jupiter family was filmed on the second night of the March work. Outbreaks sometimes occur in a comet, which is why we have tried to portray many times. Discharges may increase the brightness by 1-5 mag. , source Wikipedia–Wachmann . The size of the comet's core is 60.4km. When photographing the comet was 6,642au away, the closest it was 4,747au on October 10, 2019. 1Picture. Average stack by comet.
2Picture The sum of the stack according to the stars. No asteroids less than 19.0 mag in the picture.
3Picture. first image measured, 2020-03-14T 17: 48: 17UT 2458923.24186JDUT 01h10m25.09s + 15d59'00.4 "N15.0mag Std Dev 282.347, JPL Horizon 17: 48: 17UT 01h10m24.93s + 15d58'59.3" T16.04mag.
4Picture. last image measured, 2020-03-14T 18: 07: 05UT 2458923.25491JDUT 01h10m25.49s + 15d59'03.8 "N15.1mag Std Dev 176.128, JPL Horizon 18: 07: 05UT 01h10m25.52s + 15d59'02.5" T16.04mag. TYC 1196-1402-1 v.11.33mag stars used to calibrate brightness measurement.

More similar observations
Additional information
  • Observation target
    • Comet
  • Name of the observation target
    • 29P/Schwassmann-Wachmann
    • Keskitaso
  • Title for the comet
    • Telescopic comet
Technical information

Alluna RC16, C415 / 3320, SBIG 1001E, filter L, 10 x 120s

Send a comment

Comments are checked and moderated before publication If you want to contact the observer directly about possibilities to use these images, use the Media -form.



characters left

By sending in this comment I confirm, that I've read and understood the the observation system's privacy policy.