12P/Pons-Brooks (Record n° 28014)
Perihelion distance : 0.78 AU
Inclination to ecliptic : 74 °
Orbital period : 71.7 years
Eccentricity : 0.95
NASA/JPL elements
IAU/MPC elements
On 2023 Dec 27 17h16 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Magnitude (MPC m2) 13.5 Magnitude standard deviation 0.0 Aperture radius for m2 6 " r (dist/Sun) 2.063 AU d (dist/Earth) 2.317 AU Right ascension 291.28771 ° Declination +37.73831 ° 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 2023.12.27 21:29:19
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0012P C2023 12 27.71914 19 25 09.05 +37 44 17.9 13.5 R L27
0012P C2023 12 27.75261 19 25 14.28 +37 44 18.1 13.5 R L27
0012P C2023 12 27.78958 19 25 20.06 +37 44 17.0 13.5 R L27
Instrument type Newton Instrument aperture (0=naked eye) 250 mm Instrument focale length 875 mm Instrument focale/diameter 3.5 Filter None Camera ATIK 414 EX Sensor CCD Sensor temperature -15 °C Binning 1x1 Mount PARAMOUNT ME Autoguide No Exposure details 30 x 30s Observatory MPC code L27 Location Dauban (04) Reference stars catalog (ast) UCAC-4
Used softwares Astrometrica Resulting picture sampling (scale) 1.49 "/pix Observation submission date 2023 Dec 27 21h31m10s Observation modification date 2023 Dec 27 21h48m44s