Comet 12P / Pons-Brooks on 8.08.2023

  Size: 1300 px      
© Velimir Popov & Emil Ivanov 2018

12P/Pons–Brooks is a periodic comet with an orbital period of 71 years. It was discovered on July 1812 at Marseilles Observatory by Jean-Louis Pons, and then later recovered in 1883 by William Robert Brooks. It fits the classical definition of a Halley-type comet with (20 years < period < 200 years), and is also one of the brightest known periodic comets, reaching an absolute visual magnitude ~5 in its approach to perihelion. This image shows the comet on Aug 8th. 2023

Image details:


Center of field RA 17:47:30 (h:m:s)
Center of field DE +54:59:00 (deg:m:s)
Size 56.5 x 38.5 (arkmin)
Pixel scale: 3.53 (arcsec/pixel)
Orientation: Up is -152.9 degrees E of N
Charts and image details obtained from
Optic(s): ASA 12" Astrograph @ f/3.6 (Newton)
Mount: ASA DDM85 Standard
Camera: SBIG STL 11000 M
Filters: Luminance, Red, Green, Blue, Astronomik filters
Dates/Times: 8. Aug. 2023 20:30 UT
Location: IRIDA Observatory, BG, longitude: E 24 44' 18", latitude: N 41 41' 42"
Exp. Details: L:1x3min., R:1x3 min, G:1x3 min, B:1x3 min, Bin 2, Total Exposure Time - 12 min.
More details: Dark and flat frames reduction
Processing: PixInsight / PS
Copyright: Velimir Popov and Emil Ivanov 2013 - 2018. All Rights Reserved
click tracking