12P/Pons-Brooks (Record n° 28221)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2024 Feb 17 18h09 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Coma Total magnitude (m1) 8.6 Aperture radius used for m1 0.74 ' Nuclear magnitude (m2) 11.1 m2 standard deviation 0.0 Aperture radius used for m2 6 " Coma diameter 8.20 ' r (dist/Sun) 1.381 AU d (dist/Earth) 1.775 AU Right ascension 22 37 30.06 h m s Declination +37 36 28.3 ° ' " 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 2024.02.17 20:02:30
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0012P C2024 02 17.75599 22 37 30.06 +37 36 28.3 11.1 R L27
0012P C2024 02 17.76690 22 37 33.01 +37 36 28.3 8.6 T L27
0012P C2024 02 17.77818 22 37 36.48 +37 36 20.6 11.1 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 -15 °C Binning 1x1 Mount PARAMOUNT ME Autoguide No Exposure details 10 x 30s 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 2024 Feb 17 20h04m11s Observation modification date 2024 Feb 17 20h15m27s