12P/Pons-Brooks (Record n° 27831)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2023 Nov 08 17h25 UT by Joel NicolasNuclear magnitude (m2) 14.4 m2 standard deviation 0.1 Aperture radius used for m2 7.0 " Afrho 2592 cm Afrho error 52 cm r (dist/Sun) 2.668 AU d (dist/Earth) 2.823 AU Right ascension 17 51 20.87 h m s Declination +40 48 47.0 ° ' " 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 2023.11.09 10:55:05
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0012P KC2023 11 08.72535 17 51 20.87 +40 48 47.0 14.4 R A77
0012P KC2023 11 08.73075 17 51 21.25 +40 48 44.5 14.5 R A77
0012P KC2023 11 08.73625 17 51 21.66 +40 48 42.6 14.4 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(s) R Bessel Camera ST8XME Sensor CCD Sensor temperature -25 °C Binning 1x1 Observatory MPC code A77 Location 04 Dauban Reference stars catalog UCAC-4
Used softwares Astrometrica Remarks or comments Afrho=2592cm à 85000km;2381cm à 50000km ;1397cm à 10000km Observation submission date 2023 Nov 09 10h57m26s Observation modification date 2023 Nov 09 16h35m44s