12P/Pons-Brooks (Record n° 27949)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2023 Dec 15 17h08 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Coma Total magnitude (m1) 10.7 Aperture radius used for m1 0.37 ' Nuclear magnitude (m2) 12.5 m2 standard deviation 0.1 Aperture radius used for m2 6 " r (dist/Sun) 2.216 AU d (dist/Earth) 2.453 AU Right ascension 18 55 59.53 h m s Declination +37 55 58.0 ° ' " 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 2023.12.15 20:14:26
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0012P C2023 12 15.71398 18 55 59.53 +37 55 58.0 12.3 R L27
0012P C2023 12 15.74730 18 56 04.02 +37 55 54.2 12.6 R L27
0012P C2023 12 15.76728 18 56 06.74 +37 55 52.3 12.6 R L27
0012P C2023 12 15.78940 18 56 09.68 +37 55 49.1 10.7 T 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 -15 °C Binning 1x1 Mount PARAMOUNT ME Autoguide No Exposure details 20 x 15s 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 15 20h16m14s Observation modification date 2023 Dec 15 20h30m24s