12P/Pons-Brooks (Record n° 28518)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2024 Jan 26 18h29 UT by Nicolas BiverComa Total magnitude (m1) 9.7 Coma diameter 4.0 ' Coma condensation degree
(DC) 4 ICQ full report 12 2024 01 26.77 S 9.7:TK 40.7L 4 72 4.0 4 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 TYCHO2 Observation submission date 2024 May 24 17h10m56s