12P/Pons-Brooks (Record n° 27763)
Perihelion distance : 0.78 AU
Inclination to ecliptic : 74 °
Orbital period : 71.7 years
Eccentricity : 0.95
NASA/JPL elements
IAU/MPC elements
On 2023 Oct 09 20h05 UT by Eric TessierComa Total magnitude (m1) 10.9 r (dist/Sun) 3.017 AU d (dist/Earth) 3.053 AU Right ascension 260.94477 ° Declination +45.31192 ° Instrument type Newton Instrument aperture (0=naked eye) 120 mm Instrument focale length 350 mm Filter None Camera QHY5III585C Sensor CMOS Sensor pixels number 3156x2180 Sensor temperature 15 °C Binning 1x1 Exposure total time 800 s Exposure details 40x20s Reference stars catalog (ast) Tycho-2 Used softwares IRIS Resulting picture sampling (scale) 1.7 "/pix Remarks or comments astrometry Observation submission date 2023 Oct 23 22h00m31s