12P/Pons-Brooks (Record n° 27762)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2023 Oct 21 18h51 UT by Patrick Ditz
(Copyright Patrick Ditz)Nuclear magnitude (m2) 15.9 m2 standard deviation 0.0 Aperture radius used for m2 5.6 " Coma diameter 6.5 ' r (dist/Sun) 2.879 AU d (dist/Earth) 2.968 AU Right ascension 17 32 07.69 h m s Declination +43 20 12.0 ° ' " 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 2023.10.22 10:40:58
AC2 patrick.ditz@wanadoo.fr
NET PPMXL
0012P C2023 10 21.78526 17 32 07.69 +43 20 12.0 15.9 V K97
0012P C2023 10 21.78912 17 32 07.95 +43 20 09.8 15.9 V K97
0012P C2023 10 21.79601 17 32 08.29 +43 20 05.9 15.9 V K97
0012P C2023 10 21.80035 17 32 08.50 +43 20 03.5 15.9 V K97
0012P C2023 10 21.80565 17 32 08.75 +43 20 00.0 15.9 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 1380 s Exposure details 46x30s Moon phase 97 ° Moon elongation 76 ° Air mass 1.3 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 Oct 22 18h15m03s Observation modification date 2023 Oct 22 18h21m44s