12P/Pons-Brooks (Record n° 28515)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2024 Jan 11 19h12 UT by Nicolas BiverComa Total magnitude (m1) 9.0 Coma diameter 4.5 ' Coma condensation degree
(DC) 3 ICQ full report 12 2024 01 11.80 S 9.0 AV 40.7L 4 72 4.5 3 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) S Reference stars catalog AV Observation submission date 2024 May 24 17h10m55s