12P/Pons-Brooks (Record n° 27847)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2023 Nov 16 17h45 UT by Joel Nicolas
(Copyright Joel Nicolas)Nuclear magnitude (m2) 11.2 m2 standard deviation 0.1 Aperture radius used for m2 8.4 " Afrho 27900 cm Afrho error 568 cm r (dist/Sun) 2.572 AU d (dist/Earth) 2.751 AU Right ascension 18 02 26.73 h m s Declination +39 54 07.1 ° ' " 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 2023.11.17 11:05:28
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0012P KC2023 11 16.73963 18 02 26.73 +39 54 07.1 11.3 R A77
0012P KC2023 11 16.74432 18 02 27.19 +39 54 05.8 11.4 R A77
0012P KC2023 11 16.74842 18 02 27.55 +39 54 04.1 11.1 R A77
0012P KC2023 11 16.75194 18 02 27.84 +39 54 02.6 11.2 R A77
0012P KC2023 11 16.75545 18 02 28.25 +39 54 01.5 11.2 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 Exposure details 3*45s Observatory MPC code A77 Location 04 Dauban Reference stars catalog UCAC-4
Used softwares Astrometrica Resulting picture sampling (scale) 1.4 "/pix Remarks or comments Afrho=27900cm à 30000km; 21300cm à 10000km Observation submission date 2023 Nov 17 11h06m51s Observation modification date 2023 Nov 17 12h08m12s