12P/Pons-Brooks (Record n° 27522)
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 Sep 04 20h33 UT by Joel NicolasMagnitude (MPC m2) 15.7 Magnitude standard deviation 0.1 Aperture radius for m2 5.6 " r (dist/Sun) 3.405 AU d (dist/Earth) 3.264 AU Right ascension 260.68421 ° Declination +51.51492 ° 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 2023.09.06 17:43:20
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0012P KC2023 09 04.85642 17 22 44.21 +51 30 53.7 15.8 R A77
0012P KC2023 09 04.86812 17 22 43.80 +51 30 46.2 15.7 R A77
0012P KC2023 09 04.87835 17 22 43.47 +51 30 40.5 15.7 R A77
0012P KC2023 09 04.89006 17 22 43.09 +51 30 32.9 15.7 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 R Bessel Camera ST8XME Sensor CCD Sensor temperature -15 °C Binning 1x1 Observatory MPC code A77 Location 04 Dauban Reference stars catalog (ast) UCAC-4
Used softwares Astrometrica Observation submission date 2023 Sep 06 15h49m46s