12P/Pons-Brooks (Record n° 27306)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2023 Jul 23 23h07 UT by Joel Nicolas
(Copyright Joel Nicolas)Nuclear magnitude (m2) 13.4 m2 standard deviation 0.1 Aperture radius used for m2 7 " r (dist/Sun) 3.859 AU d (dist/Earth) 3.546 AU Right ascension 18 13 02.04 h m s Declination +55 49 49.2 ° ' " 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 2023.07.25 15:36:07
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0012P KC2023 07 23.96294 18 13 02.04 +55 49 49.2 13.5 R A77
0012P KC2023 07 23.96941 18 13 01.20 +55 49 49.3 13.3 R A77
0012P KC2023 07 23.97550 18 13 00.82 +55 49 49.4 13.5 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) B Bessel Camera ST8XME Sensor CCD Sensor temperature -15 °C Binning 1x1 Exposure details 4*60s Air mass 1.06 Observatory MPC code A77 Location 04 Dauban Reference stars catalog UCAC-4
Used softwares Astrometrica Resulting picture sampling (scale) 1.4 "/pix Observation submission date 2023 Jul 25 13h38m01s Observation modification date 2023 Jul 25 14h03m15s