Contact information

Ursa Astronomical Association
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00130 Helsinki

Ursa Astronomical Association

(118569) 2000 GF1 - 11.4.2021 at 03.04 - 11.4.2021 at 03.25 Orimattila, Artjärvi, Tähtikallio Observation number 97684

Visibility III / V

(118569) 2000 GF1 (2000 GF1,1993 KV1) An asteroid crossing Mars was photographed on the second night of the April 2021 campaign. The asteroid was discovered by the LINEAR Socorro (code 704-Lincoln Laboratory ETS, New Mexico) exploration program on April 3, 2000. Total estimate with an asteroid approx. 2.5km. The spectral class is probably S stone, found in the taxonomy list. When photographed, the asteroid was 0.7254au at a distance and 0.725au at its nearest April 14, 2021.
1Picture. First image measured, 2021-04-11T 00: 03: 56UT 2459315.5027314JDUT 13h56m49.24s + 26d37'59.0 "17.463mag Std Dev 162.314 SNR27.318 FWHM5.398", JPL Horizon 00: 03: 56UT 13h56m49.30s + 26d37 ' 59.5 "16.816 mag.
2Picture. Last image measured, 2021-04-11T 00: 24: 50UT 2459315.51724JDUT 13h56m47.80s + 26d37'44.7 "17.378mag Std Dev 202.610 SNR36.423 FWHM3.662", JPL Horizon 00: 24: 50T 13h56m47.85s + 26d37 ' 45.0 "16.816 mag.
3Picture. Summary image of a stack, fast movement is visible. No other asteroids below 24.0mag. TYC 2002-285-1 v.12.48mag stars used to calibrate the brightness measurement.

Additional information
  • Observation target
    • Asteroid
  • Name of the observation target
    • (118569) 2000 GF1
    • Keskitaso
  • Seeing
    • Excellent
Technical information

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

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