12P/Pons-Brooks (Record n° 28273)
Perihelion distance : 0.78 AU
Inclination to ecliptic : 74 °
Orbital period : 71.7 years
Eccentricity : 0.95
NASA/JPL elements
IAU/MPC elements
On 2024 Mar 07 18h32 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Coma Total magnitude (m1) 7.2 Aperture radius for m1 0.74 ' Magnitude (MPC m2) 10.2 Magnitude standard deviation 0.2 Aperture radius for m2 6 " Coma diameter 11.20 ' r (dist/Sun) 1.135 AU d (dist/Earth) 1.662 AU Right ascension 3.24225 ° Declination +33.96731 ° 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 2024.03.07 20:13:08
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0012P C2024 03 07.77216 00 12 58.14 +33 58 02.3 10.3 R L27
0012P C2024 03 07.78340 00 13 01.63 +33 57 54.7 7.2 T L27
0012P C2024 03 07.79451 00 13 04.97 +33 57 38.1 10.0 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 10 x 20s 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 2024 Mar 07 20h28m51s Observation modification date 2024 Mar 09 12h31m04s