12P/Pons-Brooks (Record n° 27823)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2023 Nov 07 17h13 UT by Joel NicolasNuclear magnitude (m2) 14.3 m2 standard deviation 0.1 Aperture radius used for m2 7.0 " Afrho 2654 cm Afrho error 80 cm r (dist/Sun) 2.680 AU d (dist/Earth) 2.832 AU Right ascension 17 50 03.74 h m s Declination +40 56 17.7 ° ' " 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 2023.11.08 10:21:36
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0012P KC2023 11 07.71740 17 50 03.74 +40 56 17.7 14.3 R A77
0012P KC2023 11 07.72198 17 50 04.07 +40 56 15.3 14.4 R A77
0012P KC2023 11 07.72655 17 50 04.40 +40 56 12.9 14.3 R A77
0012P KC2023 11 07.73112 17 50 04.73 +40 56 11.2 14.3 R A77
0012P KC2023 11 07.73569 17 50 05.05 +40 56 08.5 14.3 R A77
0012P KC2023 11 07.74027 17 50 05.42 +40 56 06.8 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 -22 °C Binning 1x1 Observatory MPC code A77 Location 04 Dauban Reference stars catalog UCAC-4
Used softwares Astrometrica Remarks or comments Afrho=2654cm 75000km; 1421cm 10000km Observation submission date 2023 Nov 08 10h23m24s Observation modification date 2023 Nov 08 13h11m12s