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Contact information

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

Ursa Astronomical Association

(8566) 1996 EN - 26.3.2022 at 00.42 - 26.3.2022 at 01.04 Orimattila, Artjärvi, Tähtikallio Observation number 106047

Visibility I / V


(8566) 1996 EN (1996 EN) The asteroid Apollo NEO / PHA was photographed on the first night of March 2022. The asteroid was discovered by the NEAT (566 Haleakala-NEAT / GEODSS) exploration program at the Haleakala Observatory on March 15, 1996. Size 1.56km and rotation speed 4.849h / r. Spectrum class spec_B => U. When photographed, the asteroid was 0.4473au away, the closest it was 0.44696au on March 27, 2022. The weather was variable and only 3 images were measurable.

1Picture. stacked 1-11 images L120s summary image according to the stars, very fast motion is shown. No other asteroids below 24.0 mag are shown.

2Picture. first picture3. measured, 2022-03-25T 21: 46: 43UT 2459664.40744JDUT 14h18m21.72s + 44d57'01.1 "17.154mag Std Dev 76.468 SNR13.505 FWHM4.642", JPL Horizon 21: 46: 43UT 14h18m21.60s + 44d56'55.8 " 16,757 mag.

3Picture. last picture measured, 2022-03-25UT 22: 03: 28UT 2459664.41907JDUT 14h18m22.76s + 44d58'05.1 "17.281mag Std Dev 181.715 SNR37.698 FWHM5.592", JPL Horizon 22: 03: 28UT 14h18m22.66s + 44d58 ' TYC 3041-682-1 v.13.14mag stars used to calibrate the brightness measurement.


Additional information
  • Observation target
    • Asteroid
  • Name of the observation target
    • (8566) 1996 EN
  • Seeing
    • Mediocre
Technical information

Alluna RC16, C415 / 3320, Moravian G4-16000EC MkII, filter L, bin3 11 x 120s

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