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Ursa Astronomical Association
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00130 Helsinki

Ursa Astronomical Association

7358 Oze - 7.8.2021 at 01.41 - 7.8.2021 at 01.52 Orimattila, Artjärvi, Tähtikallio Observation number 100703

Visibility II / V

7358 Oze (1995 YA3,1959 XC, 1972 NZ, 1995 VB19) The Amor / NEO asteroid was imaged on the first night of the August 2021 work. The asteroid was discovered by Japanese amateur astronomer Takao Kobayashi at the Oizumi Observatory on December 27, 1995. Takao Kobayashi has discovered 2479 asteroids and comet P / 1997 B1 (Kobayashi). The asteroid is named after the highlands of the Oze Basin (Oze National Park), located in the prefectures of Fukushima, Gunma and Niigata. The highlands are surrounded by the Hiuchidake and Shifutsu mountains, which form the western part of Nikkō National Park. Source Oze National Park . Size estimate 4.1km and rotation speed 5,433h / r. Spectral class spec_B => Sq. When photographed, the asteroid was 0.729au at a distance and 0.715au closest on July 21, 2021.
1Picture. first image in the series1 L60s measured, 2021-08-06UT 22: 41: 22UT 2459433.44539JDUT 03h38m53.02s + 26d41'05.1 "16.987mag Std Dev 85.113 SNR9.256 FWHM5.339", JPL Horizon 22: 41: 22UT 03h38m52.87s + 26d41'04.7 "16.457 mag.
2Picture. last image in the series11 L60s measured, 2021-08-06UT 22: 52: 19UT 2459433.45299JDUT 03h38m55.02s + 26d41'12.4 "17.207mag Std Dev 82.484 SNR13.833 FWHM5.310", JPL Horizon 22: 52: 19UT 03h38m54.93s + 26d41'11.8 "16.457 mag.
3Picture sum view of L60s 1-11 stack of images, motion is displayed. There are no other asteroids below 20.5mag in the picture. TYC 1807-1756-1 v.11.57mag stars used to calibrate brightness measurement.

Additional information
  • Observation target
    • Asteroid
  • Seeing
    • Average
  • Name of the observation target
    • 7358 Oze
Technical information

Alluna RC16, C415 / 3320, Moravian G4-16000EC MkII, filter L, bin3 11 x 60s

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