12P/Pons-Brooks (Record n° 28495)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2023 Oct 07 20h10 UT by Nicolas BiverComa Total magnitude (m1) 11.8 Coma diameter 0.7 ' Coma condensation degree
(DC) 6 ICQ full report 12 2023 10 07.84 S 11.8 AV 40.7L 4 135 0.7 6 ICQ XX BIV
Instrument type Newton Instrument aperture (0=naked eye) 407 mm Instrument focale length 1628 mm Instrument focale/diameter 4 Sensor Eye Power magnification 135 X Magnitude visual estimation method
(ICQ code) S Reference stars catalog AV Observation submission date 2024 May 24 17h10m51s