12P/Pons-Brooks (Record n° 27278)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2023 Jul 21 21h28 UT by Patrick Ditz
(Copyright Patrick Ditz)Nuclear magnitude (m2) 12.2 m2 standard deviation 0.0 Aperture radius used for m2 5.6 " r (dist/Sun) 3.880 AU d (dist/Earth) 3.562 AU Right ascension 18 16 26.87 h m s Declination +55 49 58.4 ° ' " MPC report COD K97
CON P.Ditz [patrick.ditz@wanadoo.fr]
OBS P.Ditz
MEA P.Ditz
TEL 0.54-m f/3.75 reflector + CCD
ACK MPCReport file updated 2023.07.22 14:03:18
AC2 patrick.ditz@wanadoo.fr
NET PPMXL
0012P C2023 07 21.89419 18 16 26.87 +55 49 58.4 12.2 V K97
0012P C2023 07 21.89944 18 16 26.26 +55 49 58.4 12.1 V K97
0012P C2023 07 21.90378 18 16 25.85 +55 49 58.4 12.2 V K97
0012P C2023 07 21.90717 18 16 25.55 +55 49 58.5 12.2 V K97
Instrumental configuration Config1 Instrument T540 Instrument type Newton Instrument aperture (0=naked eye) 540 mm Instrument focale length 2025 mm Instrument focale/diameter 3.75 Filter(s) L Camera ATIK 460EX Sensor CCD Sensor size 10x12.5 mm2 Sensor pixels number 2749x2199 Sensor temperature -10 °C Binning 2x2 Mount VMA300 Exposure total time 960 s Exposure details 48x20 Air mass 1.0 Observatory MPC code K97 Location Freconrupt Reference stars catalog PPMXL
Used softwares Astrometrica Resulting picture sampling (scale) 0.92 "/pix Image processing Prism11 & Gimp Observation submission date 2023 Jul 22 19h38m34s Observation modification date 2023 Jul 22 19h46m45s