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12P/Pons-Brooks

Orbital period : 71.00 years

NASA/JPL elements
IAU/MPC elements


On 2023 Sep 02 19h59 UT by Patrick Ditz


(Copyright Patrick Ditz)

Nuclear magnitude (m2)16.7
m2 standard deviation0.1
Aperture radius used for m25.6 "
Coma diameter5.2 '
r (dist/Sun) 3.427 AU
d (dist/Earth) 3.276 AU
Right ascension17 23 51.90 h m s
Declination+51 50 54.3 ° ' "
MPC report
COD K97
CON P.Ditz [patrick.ditz@wanadoo.fr]
OBS P.Ditz
MEA P.Ditz
TEL 0.54-m f/3.75 reflector + CCD
ACK MPCReport file updated 2023.09.03 16:12:29
AC2 patrick.ditz@wanadoo.fr
NET PPMXL
0012P         C2023 09 02.83241 17 23 51.90 +51 50 54.3          16.6 V      K97
0012P         C2023 09 02.83617 17 23 51.77 +51 50 52.1          16.6 V      K97
0012P         C2023 09 02.83955 17 23 51.68 +51 50 50.0          16.7 V      K97
0012P         C2023 09 02.84407 17 23 51.48 +51 50 47.4          16.7 V      K97
Instrumental configurationConfig1
InstrumentT540
Instrument typeNewton
Instrument aperture (0=naked eye)540 mm
Instrument focale length2025 mm
Instrument focale/diameter3.75
Filter(s)L
CameraATIK 460EX
SensorCCD
Sensor size10x12.5 mm2
Sensor pixels number2749x2199
Sensor temperature-10 °C
Binning2x2
MountVMA300
Exposure total time1200 s
Exposure details20x60s
Moon phase20 °
Moon elongation100 °
Air mass1.05
Observatory MPC codeK97
LocationFreconrupt
Reference stars catalogPPMXL
Used softwaresAstrometrica
Resulting picture sampling (scale)0.92 "/pix
Image processingPrism11 & Gimp
Observation submission date2023 Sep 04 09h00m15s
Observation modification date2023 Sep 04 09h06m47s

(Record n° 27506)

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