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12P/Pons-Brooks

Orbital period : 71.00 years

NASA/JPL elements
IAU/MPC elements


On 2023 Jul 22 23h56 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Coma Total magnitude (m1)11.4
Aperture radius used for m10.37 '
Nuclear magnitude (m2)12.8
m2 standard deviation0.0
Aperture radius used for m26 "
Coma diameter1.05 '
r (dist/Sun) 3.870 AU
d (dist/Earth) 3.554 AU
Right ascension18 14 37.23 h m s
Declination+55 50 04.3 ° ' "
MPC report
COD L27
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.25-m f/3.5 Newtonian reflector + CCD
ACK L27 2023.07.23 07:55:53
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0012P         C2023 07 22.99743 18 14 37.23 +55 50 04.3          11.4 T      L27
0012P         C2023 07 23.00238 18 14 36.80 +55 50 03.7          12.8 R      L27
0012P         C2023 07 23.00759 18 14 36.20 +55 50 04.1          12.8 R      L27
0012P         C2023 07 23.01280 18 14 35.65 +55 50 03.7          12.8 R      L27
0012P         C2023 07 23.01800 18 14 35.23 +55 50 03.9          12.9 R      L27
Instrument typeNewton
Instrument aperture (0=naked eye)250 mm
Instrument focale length875 mm
Instrument focale/diameter3.5
Filter(s)None
CameraATIK 414 EX
SensorCCD
Sensor temperature-5 °C
Binning1x1
MountPARAMOUNT ME
AutoguideNo
Exposure details20 x 20s
Observatory MPC codeL27
LocationDauban (04)
Reference stars catalogUCAC-4
Used softwaresAstrometrica
Resulting picture sampling (scale)1.49 "/pix
Observation submission date2023 Jul 23 05h58m06s
Observation modification date2023 Jul 23 06h35m33s

(Record n° 27281)

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