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Contact information

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

Ursa Astronomical Association

Telescopic comet NEAT - 14.3.2020 at 23.49 - 15.3.2020 at 00.08 Orimattila, Artjärvi, Tähtikallio Observation number 89779

Visibility Unclassified


246P / (NEAT) The periodic comet of the Jupiter family was filmed on the second night of the March work. The comet was discovered in the Near Earth Asteroid Tracking (NEAT) search program on January 14, 2004, at Haleakala Observatory. The comet is on the orbit of the Hilda group and forms a 2: 3 orbital resonance with Jupiter. When photographing the comet was 2,445au away, the nearest 2,384au on April 9, 2020. 1Picture. stacked Average by comet. Tail noticeable approx.50 "and comma 16".
2Picture. stacked Summit by the stars. The movement is poorly visible. Asteroid (175974) 2000 NC13 20.41mag, motion is weak? No other asteroids under 21.9mag are shown.
3Picture. first picture measured, 2020-03-14T 21: 49: 05UT 2458923.40908JDUT 13h08m12.88s + 16d03'00.6 "N15.883mag Std Dev 349.846, JPL Horizon 21: 49: 05UT 13h08m12.89s + 16d02'59.2" T15.73 N16 .10mag.
4Picture. last image measured, 2020-03-14UT 22: 07: 53UT 2458923.42214JDUT 13h08m12.43s + 16d03'04.3 "N15.797mag Std Dev 392.210, JPL Horizon 22: 07: 53UT 13h08m12.44s + 16d03'03.2" T15.73 N16 .10mag. . TYC 1450-616-1 11.53mag stars used to calibrate brightness measurement.



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Additional information
  • Observation target
    • Comet
  • Name of the observation target
    • 246P/NEAT
    • Heikosti näkyvä
  • Tail length
  • 50 arc seconds
  • Coma diameter
  • 16 kaarisekuntia
  • Title for the comet
    • Telescopic comet
Technical information

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

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