12P/Pons-Brooks (Record n° 27566)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2023 Sep 09 19h54 UT by Patrick Ditz
(Copyright Patrick Ditz)Nuclear magnitude (m2) 16.5 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 3.351 AU d (dist/Earth) 3.236 AU Right ascension 17 20 32.44 h m s Declination +50 40 04.6 ° ' " 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 2023.09.10 15:45:27
AC2 patrick.ditz@wanadoo.fr
NET PPMXL
0012P C2023 09 09.82930 17 20 32.44 +50 40 04.6 16.5 V K97
0012P C2023 09 09.83635 17 20 32.21 +50 40 00.3 16.5 V K97
0012P C2023 09 09.84646 17 20 32.00 +50 39 53.8 16.6 V K97
0012P C2023 09 09.85176 17 20 31.87 +50 39 50.4 16.5 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 -9 °C Binning 2x2 Mount VMA300 Exposure total time 1500 s Exposure details 25x60s Air mass 1.1 Observatory MPC code K97 Location Freconrupt Reference stars catalog PPMXL
Used softwares Astrometrica Resulting picture sampling (scale) 0.92 "/pix Image processing Prism11 & Gimp Observation submission date 2023 Sep 10 18h21m39s Observation modification date 2023 Sep 10 18h32m11s