12P/Pons-Brooks (Record n° 27292)
Perihelion distance : 0.78 AU
Inclination to ecliptic : 74 °
Orbital period : 71.7 years
Eccentricity : 0.95
NASA/JPL elements
IAU/MPC elements
On 2023 Jul 24 01h45 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 10.8 Aperture radius for m1 0.4 ' Magnitude (MPC m2) 13.2 Magnitude standard deviation 0.1 Aperture radius for m2 5.8 " Coma diameter 1 ' r (dist/Sun) 3.849 AU d (dist/Earth) 3.538 AU Right ascension 273.21225 ° Declination +55.8295 ° MPC report COD A77
CON F. Kugel
OBS F. Kugel
MEA F. Kugel
TEL 0.40-m f/2.8 reflector + CCD
NUM 18
ACK MPCReport file updated 2023.07.24 05:52:39
NET APASS
AC2 fkugel@free.fr
0012P KC2023 07 24.07299 18 12 50.94 +55 49 46.2 13.1 V A77
0012P KC2023 07 24.08226 18 12 50.05 +55 49 45.7 13.2 V A77
0012P KC2023 07 24.07762 18 12 50.47 +55 49 46.0 10.8 T A77
Instrumental configuration Config2 Instrument type Newton Instrument aperture (0=naked eye) 400 mm Instrument focale length 1120 mm Instrument focale/diameter 2.8 Filter None Camera Atik460ex Sensor CCD Sensor temperature -10 °C Binning 1x1 Mount Meade MCMT-TDM Exposure details 30x30s Observatory MPC code A77 Reference stars catalog (ast) APASS
Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2023 Jul 24 04h23m47s Observation modification date 2023 Jul 24 04h24m56s