12P/Pons-Brooks (Record n° 28026)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2023 Dec 31 17h36 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 13.3 m2 standard deviation 0.1 Aperture radius used for m2 6 " r (dist/Sun) 2.012 AU d (dist/Earth) 2.271 AU Right ascension 19 35 57.88 h m s Declination +37 44 39.8 ° ' " MPC report COD L27
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.25-m f/3.5 Newtonian reflector + CCD
ACK L27 2023.12.31 20:53:54
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0012P C2023 12 31.73320 19 35 57.88 +37 44 39.8 13.2 R L27
0012P C2023 12 31.77610 19 36 05.02 +37 44 39.8 13.3 R L27
0012P C2023 12 31.81967 19 36 12.30 +37 44 40.8 13.3 R L27
Instrument type Newton Instrument aperture (0=naked eye) 250 mm Instrument focale length 875 mm Instrument focale/diameter 3.5 Filter(s) None Camera ATIK 414 EX Sensor CCD Sensor temperature -10 °C Binning 1x1 Mount PARAMOUNT ME Autoguide No Exposure details 30 x 30s Observatory MPC code L27 Location Dauban (04) Reference stars catalog UCAC-4
Used softwares Astrometrica Resulting picture sampling (scale) 1.49 "/pix Observation submission date 2023 Dec 31 20h56m30s Observation modification date 2024 Jan 01 10h32m51s