12P/Pons-Brooks (Record n° 27302)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2023 Jul 23 21h48 UT by Yoann Degot Longhi
(Copyright Yoann Degot Longhi)Coma Total magnitude (m1) 12.2 Aperture radius used for m1 0.19 ' Nuclear magnitude (m2) 14.3 m2 standard deviation 0.1 Aperture radius used for m2 5.7 " Coma diameter 0.72 ' r (dist/Sun) 3.859 AU d (dist/Earth) 3.546 AU Right ascension 18 13 07.32 h m s Declination +55 49 50.3 ° ' " MPC report COD 511
OBS H.Dole, JC.Cuillandre, M.Ollivier
MEA Y. Degot Longhi
TEL 1.2-m f/6 reflector + CCD
ACK MPCReport file updated 2023.07.24 23:28:47
AC2 dynt@free.fr
NET UCAC-4
0012P C2023 07 23.90846 18 13 07.32 +55 49 50.3 12.2 T 511
0012P C2023 07 23.91220 18 13 06.98 +55 49 50.5 14.4 R 511
0012P C2023 07 23.91643 18 13 06.53 +55 49 50.3 14.2 R 511
Instrument Newton 120 F6 Instrument type Newton Instrument aperture (0=naked eye) 1200 mm Instrument focale length 7200 mm Instrument focale/diameter 6 Filter(s) Rj (UBVRI) Camera Andor IKON L936 Sensor CCD Sensor temperature -60 °C Binning 1x1 Mount T120 OHP Autoguide Yes Exposure total time 30 s Exposure details 1x30s Seeing 2 Observatory MPC code 511 Location Observatoire de Haute provence 04 Reference stars catalog UCAC-4
Used softwares Astrometrica, Prism 10, Ps,tycho tracker Resulting picture sampling (scale) 0.38 "/pix Observation submission date 2023 Jul 24 22h24m19s Observation modification date 2023 Jul 24 22h25m47s