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12P/Pons-Brooks

Perihelion distance : 0.78 AU
Inclination to ecliptic : 74 °
Orbital period : 71.7 years
Eccentricity : 0.95

NASA/JPL elements
IAU/MPC elements


On 2023 Nov 07 17h13 UT by Joel Nicolas

Magnitude (MPC m2)14.3
Magnitude standard deviation0.1
Aperture radius for m27.0 "
Afrho2654 cm
Afrho error80 cm
r (dist/Sun) 2.680 AU
d (dist/Earth) 2.832 AU
Right ascension267.51558 °
Declination+40.93825 °
MPC report
COD A77
CON J. NICOLAS [nicolas.joel@wanadoo.fr]
OBS J. Nicolas
MEA J. Nicolas
TEL 0.41-m f/3.3 reflector + CCD
ACK MPCReport file updated 2023.11.08 10:21:36
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0012P        KC2023 11 07.71740 17 50 03.74 +40 56 17.7          14.3 R      A77
0012P        KC2023 11 07.72198 17 50 04.07 +40 56 15.3          14.4 R      A77
0012P        KC2023 11 07.72655 17 50 04.40 +40 56 12.9          14.3 R      A77
0012P        KC2023 11 07.73112 17 50 04.73 +40 56 11.2          14.3 R      A77
0012P        KC2023 11 07.73569 17 50 05.05 +40 56 08.5          14.3 R      A77
0012P        KC2023 11 07.74027 17 50 05.42 +40 56 06.8          14.4 R      A77
Instrumental configurationConfig1
Instrument typeNewton
Instrument aperture (0=naked eye)410 mm
Instrument focale length1353 mm
Instrument focale/diameter3.3
FilterR Bessel
CameraST8XME
SensorCCD
Sensor temperature-22 °C
Binning1x1
Observatory MPC codeA77
Location04 Dauban
Reference stars catalog (ast)UCAC-4
Used softwaresAstrometrica
Remarks or commentsAfrho=2654cm 75000km; 1421cm 10000km
Observation submission date2023 Nov 08 10h23m24s
Observation modification date2023 Nov 08 13h11m12s

(Record n° 27823)

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