12P/Pons-Brooks (Record n° 27798)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2023 Nov 03 18h08 UT by Patrick Ditz
(Copyright Patrick Ditz)Nuclear magnitude (m2) 14 m2 standard deviation 0.0 Aperture radius used for m2 5.6 " Coma diameter 6.2 ' r (dist/Sun) 2.727 AU d (dist/Earth) 2.866 AU Right ascension 17 45 14.68 h m s Declination +41 26 59.4 ° ' " MPC report COD K97
CON P.Ditz [patrick.ditz@wanadoo.fr]
OBS P.Ditz
MEA P.Ditz
TEL 0.54-m f/3.75 reflector + CCD
ACK MPCReport file updated 2023.11.04 17:16:33
AC2 patrick.ditz@wanadoo.fr
NET PPMXL
0012P C2023 11 03.75579 17 45 14.68 +41 26 59.4 14.0 V K97
0012P C2023 11 03.76464 17 45 15.30 +41 26 54.7 14.0 V K97
0012P C2023 11 03.76942 17 45 15.65 +41 26 52.9 14.0 V K97
0012P C2023 11 03.77366 17 45 15.95 +41 26 50.7 14.0 V K97
0012P C2023 11 03.79329 17 45 17.33 +41 26 40.7 14.0 V K97
Instrumental configuration Config1 Instrument T540 Instrument type Newton Instrument aperture (0=naked eye) 540 mm Instrument focale length 2025 mm Instrument focale/diameter 3.75 Filter(s) L Camera Atik 460EX Sensor CCD Sensor size 10x12.5 mm2 Sensor pixels number 2749x2199 Sensor temperature -10 °C Binning 2x2 Mount VMA300 Exposure total time 1760 s Exposure details 44x40s Air mass 1.4 Observatory MPC code K97 Location Freconrupt Reference stars catalog PPMXL
Used softwares Astrometrica Resulting picture sampling (scale) 0.92 "/pix Image processing Prism11 & Gimp Remarks or comments Dans la vignette en bas à droite: traitement Ondelles Observation submission date 2023 Nov 04 18h40m11s Observation modification date 2023 Nov 04 18h47m19s