12P/Pons-Brooks (Record n° 29389)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2024 Mar 29 02h53 UT by Nicolas BiverComa Total magnitude (m1) 5.0 Coma diameter 4 ' Coma condensation degree
(DC) 7 Tail length 0.9 ° Tail position angle
(PA) 35 ° ICQ full report 12 2024 03 29.12 S 5.0 HV 5.0r 8 4 7 0.9 35 ICQ XX BIV
Instrument type Instrument aperture (0=naked eye) 50 mm Sensor Eye Power magnification 8 X Magnitude visual estimation method
(ICQ code) S Reference stars catalog HIPPARC Observation submission date 2025 Jan 05 14h36m26s