12P/Pons-Brooks (Record n° 27440)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2023 Aug 19 20h04 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 16.2 m2 standard deviation 0.0 Aperture radius used for m2 6 " Coma diameter 8.50 ' r (dist/Sun) 3.577 AU d (dist/Earth) 3.359 AU Right ascension 17 35 24.03 h m s Declination +53 54 19.1 ° ' " 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 2023.08.20 09:14:35
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0012P C2023 08 19.83584 17 35 24.03 +53 54 19.1 16.2 R L27
0012P C2023 08 19.85682 17 35 22.66 +53 54 09.4 16.2 R L27
0012P C2023 08 19.88147 17 35 21.09 +53 53 57.6 16.2 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 -5 °C Binning 1x1 Mount PARAMOUNT ME Autoguide No Exposure details 60 x 60s 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 Aug 20 07h22m55s Observation modification date 2023 Aug 20 08h19m40s