12P/Pons-Brooks (Record n° 28492)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2023 Oct 06 20h10 UT by Nicolas BiverComa Total magnitude (m1) 11.6 Coma diameter 0.5 ' Coma condensation degree
(DC) 7 ICQ full report 12 2023 10 06.84 B 11.6 AV 40.7L 4 72 0.5 7 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 72 X Magnitude visual estimation method
(ICQ code) B Reference stars catalog AV Observation submission date 2024 May 24 17h10m50s