12P/Pons-Brooks (Record n° 27880)
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 19 17h38 UT by Joel Nicolas
(Copyright Joel Nicolas)Magnitude (MPC m2) 13 Magnitude standard deviation 0.0 Aperture radius for m2 8.4 " Afrho 5255 cm Afrho error 56 cm Afrho URL for more info Afrho 10000km: 5255 r (dist/Sun) 2.536 AU d (dist/Earth) 2.723 AU Right ascension 271.74713 ° Declination +39.60006 ° 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 2023.11.22 10:24:23
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0012P KC2023 11 19.73443 18 06 59.31 +39 36 00.2 13.0 R A77
0012P KC2023 11 19.73938 18 06 59.64 +39 35 58.3 13.0 R A77
0012P KC2023 11 19.74587 18 07 00.34 +39 35 56.2 13.0 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 -20 °C Binning 1x1 Exposure details 5*60s Observatory MPC code A77 Location 04 Dauban Reference stars catalog (ast) UCAC-4
Used softwares Astrometrica Remarks or comments Afrho 90000km= 12858/134 Observation submission date 2023 Nov 22 10h25m56s Observation modification date 2023 Nov 22 18h10m40s