12P/Pons-Brooks (Record n° 27457)
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 19 20h04 UT by Joel NicolasMagnitude (MPC m2) 16.3 Magnitude standard deviation 0.1 Aperture radius for m2 5.6 " r (dist/Sun) 3.577 AU d (dist/Earth) 3.359 AU Right ascension 263.84988 ° Declination +53.90525 ° MPC report COD A77
CON J. NICOLAS [nicolas.joel@wanadoo.fr]
OBS J. Nicolas
MEA J. Nicolas
TEL 0.41-m f/3.3 reflector + CCD
ACK MPCReport file updated 2023.08.22 16:38:41
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0012P KC2023 08 19.83602 17 35 23.97 +53 54 18.9 16.3 R A77
0012P KC2023 08 19.84059 17 35 23.71 +53 54 17.1 16.2 R A77
0012P KC2023 08 19.84593 17 35 23.33 +53 54 14.7 16.3 R A77
0012P KC2023 08 19.84973 17 35 23.21 +53 54 12.9 16.3 R A77
Instrumental configuration Config1 Instrument type Newton Instrument aperture (0=naked eye) 410 mm Instrument focale length 1353 mm Instrument focale/diameter 3.3 Filter None Camera ST8XME Sensor CCD Sensor temperature -10 °C Binning 1x1 Observatory MPC code A77 Location 04 Dauban Reference stars catalog (ast) UCAC-4
Used softwares Astrometrica Observation submission date 2023 Aug 22 14h40m51s