12P/Pons-Brooks (Record n° 28065)
Orbital period : 71.00 years
NASA/JPL elements
IAU/MPC elements
On 2024 Jan 15 17h24 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Coma Total magnitude (m1) 10.5 Aperture radius used for m1 0.81 ' Nuclear magnitude (m2) 12.7 m2 standard deviation 0.1 Aperture radius used for m2 6.5 " Coma diameter 17.10 ' Tail length 0.003 ° Tail position angle
(PA) 20 ° r (dist/Sun) 1.817 AU d (dist/Earth) 2.100 AU Right ascension 20 21 45.93 h m s Declination +37 59 13.9 ° ' " MPC report COD C10
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.30-m f/3.8 Newtonian reflector + CCD
ACK C10 2024.01.15 19:39:01
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0012P C2024 01 15.72518 20 21 45.93 +37 59 13.9 12.7 R C10
0012P C2024 01 15.74664 20 21 49.97 +37 59 17.7 10.5 T C10
0012P C2024 01 15.76710 20 21 54.40 +37 59 17.1 12.6 R C10
Instrument type Newton Instrument aperture (0=naked eye) 300 mm Instrument focale length 1140 mm Instrument focale/diameter 3.8 Filter(s) None Camera ST8 XME Sensor CCD Sensor temperature -30 °C Binning 1x1 Mount F60a Axis Instruments Autoguide No Exposure details 10 x 30s Observatory MPC code C10 Location Seine et Marne (77) Reference stars catalog UCAC-4
Used softwares Astrometrica Resulting picture sampling (scale) 1.62 "/pix Observation submission date 2024 Jan 15 19h41m43s Observation modification date 2024 Jan 15 20h01m54s