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12P/Pons-Brooks

Orbital period : 71.00 years

NASA/JPL elements
IAU/MPC elements


On 2024 Jan 27 17h59 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)8.9
Nuclear magnitude (m2)12
m2 standard deviation0.1
Aperture radius used for m25.8 "
Afrho5500 cm
Afrho error56 cm
r (dist/Sun) 1.659 AU
d (dist/Earth) 1.969 AU
Right ascension21 05 24.69 h m s
Declination+38 13 58.2 ° ' "
MPC report
COD A77
CON F. Kugel
OBS F. Kugel
MEA F. Kugel
TEL 0.40-m f/2.8 reflector + CCD
NUM 21
ACK MPCReport file updated 2024.01.28 08:46:10
NET APASS
AC2 fkugel@free.fr
0012P        KC2024 01 27.74970 21 05 24.69 +38 13 58.2          11.9 R      A77
0012P        KC2024 01 27.75346 21 05 25.63 +38 13 57.7          12.0 R      A77
0012P        KC2024 01 27.75722 21 05 26.47 +38 13 58.7          12.0 R      A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)Rc (UBVRI)
CameraAtik460ex
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountMeade MCMT-TDM
Exposure details8x30s
Observatory MPC codeA77
Reference stars catalogAPASS
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2024 Jan 28 09h47m34s
Observation modification date2024 Jan 28 10h18m25s

(Record n° 28137)

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