12P/Pons-Brooks (Record n° 27458)
Perihelion distance : 0.78 AU
Inclination to ecliptic : 74 °
Orbital period : 71.8 years
Eccentricity : 0.95
NASA/JPL elements
IAU/MPC elements
On 2023 Aug 21 20h00 UT by Joel NicolasMagnitude (MPC m2) 16.3 Magnitude standard deviation 0.0 Aperture radius for m2 5.6 " r (dist/Sun) 3.556 AU d (dist/Earth) 3.347 AU Right ascension 263.34029 ° Declination +53.64425 ° 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 2023.08.23 14:11:21
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0012P KC2023 08 21.83340 17 33 21.67 +53 38 39.3 16.3 R A77
0012P KC2023 08 21.83948 17 33 21.36 +53 38 36.8 16.3 R A77
0012P KC2023 08 21.84650 17 33 20.94 +53 38 33.3 16.3 R A77
0012P KC2023 08 21.85492 17 33 20.37 +53 38 29.4 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 23 12h13m52s