12P/Pons-Brooks (Record n° 27455)
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 Aug 21 20h07 UT by Francois KugelMagnitude (MPC m2) 15.6 Magnitude standard deviation 0.1 Aperture radius for m2 5.8 " r (dist/Sun) 3.556 AU d (dist/Earth) 3.347 AU Right ascension 263.33896 ° Declination +53.64353 ° MPC report COD A77
CON F. Kugel
OBS F. Kugel
MEA F. Kugel
TEL 0.40-m f/2.8 reflector + CCD
NUM 14
ACK MPCReport file updated 2023.08.22 06:40:17
NET APASS
AC2 fkugel@free.fr
0012P KC2023 08 21.83843 17 33 21.35 +53 38 36.7 15.6 R A77
0012P KC2023 08 21.85197 17 33 20.54 +53 38 30.2 15.6 R A77
0012P KC2023 08 21.86476 17 33 19.77 +53 38 24.0 15.7 R 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 R Bessel Camera Atik460ex Sensor CCD Sensor temperature -10 °C Binning 1x1 Mount Meade MCMT-TDM Observatory MPC code A77 Reference stars catalog (ast) APASS
Observation submission date 2023 Aug 22 04h42m14s