Visibility III / V
4P / (Faye) (P / 1843 W1, P / 1850 W1.1910 e) A comet of the Jupiter family was filmed on the second night of the November work. The comet was discovered by the French astronomer Hervé Auguste Étienne Albans Faye (1814-1902) at the Royal Observatory of Paris on November 23, 1843. The last time we photographed the comet was in August. The size of the comet's core is 3.54km. When filming the comet was 0.999au at a distance and 0.814au at the nearest October 14, 2021. Periheli is September 8, 2021, just inside the Mars orbit.
1Picture The sum of the stack by comet.
2Picture Same stack MaximDL Histogram Specification with Rayleigh stretch. Core marked. Measured comma 70 "and tail 500".
3Picture sum view according to the stars L120s 1-11 stack of images, motion is displayed. Asteroid (11581) Philipdejager 19.215mag, motion not shown. No asteroids less than 20.6 mag in the picture.
4Picture. first image in the series1 L120s measured, 2021-11-06UT 22: 12: 48UT 2459525.42555JDUT 06h53m12.95s + 10d40'43.9 "N14.871mag Std Dev 148.757 SNR9.286 FWHM3.976", JPL Horizon 22: 12: 48UT 06h53m12.90s + 10d40'44.7 "T13.135m / N15.378 mag.
5Picture. last image in the series11 L120s measured, 2021-11-06UT 22: 33: 46UT 2459525.44011JDUT 06h53m13.54s + 10d40'36.3 "N14.774mag Std Dev 337.331 SNR59.875 FWHM6.470", JPL Horizon 22: 33: 46UT 06h53m13.44s + 10d40'37.0 "T13.135 / N15.378 mag.
TYC 751-2155-1 v.11.97mag stars used to calibrate brightness measurement.