12P/Pons-Brooks (Record n° 28137)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2024 Jan 27 17h59 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 8.9 Nuclear magnitude (m2) 12 m2 standard deviation 0.1 Aperture radius used for m2 5.8 " Afrho 5500 cm Afrho error 56 cm r (dist/Sun) 1.659 AU d (dist/Earth) 1.969 AU Right ascension 21 05 24.69 h m s Declination +38 13 58.2 ° ' " MPC report COD A77
CON F. Kugel
OBS F. Kugel
MEA F. Kugel
TEL 0.40-m f/2.8 reflector + CCD
NUM 21
ACK MPCReport file updated 2024.01.28 08:46:10
NET APASS
AC2 fkugel@free.fr
0012P KC2024 01 27.74970 21 05 24.69 +38 13 58.2 11.9 R A77
0012P KC2024 01 27.75346 21 05 25.63 +38 13 57.7 12.0 R A77
0012P KC2024 01 27.75722 21 05 26.47 +38 13 58.7 12.0 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(s) Rc (UBVRI) Camera Atik460ex Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount Meade MCMT-TDM Exposure details 8x30s Observatory MPC code A77 Reference stars catalog APASS
Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2024 Jan 28 09h47m34s Observation modification date 2024 Jan 28 10h18m25s