12P/Pons-Brooks (Record n° 27843)
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 Nov 16 18h19 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 9.9 Aperture radius for m1 0.4 ' Magnitude (MPC m2) 11.3 Magnitude standard deviation 0.0 Aperture radius for m2 5.8 " Coma diameter 2 ' r (dist/Sun) 2.572 AU d (dist/Earth) 2.751 AU Right ascension 270.62013 ° Declination +39.89953 ° MPC report COD A77
CON F. Kugel
OBS F. Kugel
MEA F. Kugel
TEL 0.40-m f/2.8 reflector + CCD
NUM 51
ACK MPCReport file updated 2023.11.17 07:13:55
NET APASS
AC2 fkugel@free.fr
0012P KC2023 11 16.76346 18 02 28.83 +39 53 58.3 11.3 V A77
0012P KC2023 11 16.76753 18 02 29.21 +39 53 56.9 11.3 V A77
0012P KC2023 11 16.77161 18 02 29.58 +39 53 55.2 11.3 V 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 -20 °C Binning 1x1 Mount Meade MCMT-TDM Exposure details 49x10s Observatory MPC code A77 Reference stars catalog (ast) APASS
Resulting picture sampling (scale) 0.83 "/pix Remarks or comments Jets en PA= 40,120,250 et 300° Observation submission date 2023 Nov 17 08h17m45s Observation modification date 2023 Nov 17 18h09m12s