12P/Pons-Brooks (Record n° 27281)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2023 Jul 22 23h56 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Coma Total magnitude (m1) 11.4 Aperture radius used for m1 0.37 ' Nuclear magnitude (m2) 12.8 m2 standard deviation 0.0 Aperture radius used for m2 6 " Coma diameter 1.05 ' r (dist/Sun) 3.870 AU d (dist/Earth) 3.554 AU Right ascension 18 14 37.23 h m s Declination +55 50 04.3 ° ' " 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 2023.07.23 07:55:53
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0012P C2023 07 22.99743 18 14 37.23 +55 50 04.3 11.4 T L27
0012P C2023 07 23.00238 18 14 36.80 +55 50 03.7 12.8 R L27
0012P C2023 07 23.00759 18 14 36.20 +55 50 04.1 12.8 R L27
0012P C2023 07 23.01280 18 14 35.65 +55 50 03.7 12.8 R L27
0012P C2023 07 23.01800 18 14 35.23 +55 50 03.9 12.9 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 20 x 20s 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 Jul 23 05h58m06s Observation modification date 2023 Jul 23 06h35m33s