12P/Pons-Brooks (Record n° 28493)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2023 Oct 06 20h24 UT by Nicolas BiverComa Total magnitude (m1) 11.6 Coma diameter 0.7 ' Coma condensation degree
(DC) 7 ICQ full report 12 2023 10 06.85 B 11.6 AV 40.7L 4 135 0.7 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 135 X Magnitude visual estimation method
(ICQ code) B Reference stars catalog AV Observation submission date 2024 May 24 17h10m50s