Home

12P/Pons-Brooks

Orbital period : 71.00 years

NASA/JPL elements
IAU/MPC elements


On 2023 Jul 24 21h56 UT by Joel Nicolas


(Copyright Joel Nicolas)

Coma Total magnitude (m1)11.5
Aperture radius used for m10.7 '
Nuclear magnitude (m2)14.2
m2 standard deviation0.0
Aperture radius used for m27 "
Coma diameter1.4 '
Afrho10113 cm
r (dist/Sun) 3.849 AU
d (dist/Earth) 3.538 AU
Right ascension18 11 28.56 h m s
Declination+55 49 19.2 ° ' "
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 2023.07.25 11:20:44
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0012P        KC2023 07 24.91370 18 11 28.56 +55 49 19.2          14.2 R      A77
0012P        KC2023 07 24.92058 18 11 27.90 +55 49 18.8          14.2 R      A77
0012P        KC2023 07 24.92439 18 11 27.39 +55 49 16.5          14.1 R      A77
0012P        KC2023 07 24.92972 18 11 26.99 +55 49 17.0          14.2 R      A77
0012P        KC2023 07 24.93528 18 11 26.37 +55 49 17.6          14.2 R      A77
Instrumental configurationConfig1
Instrument typeNewton
Instrument aperture (0=naked eye)410 mm
Instrument focale length1353 mm
Instrument focale/diameter3.3
Filter(s)R Bessel
CameraST8XME
SensorCCD
Sensor temperature-15 °C
Binning1x1
Exposure details5*60s
Air mass1.02
Observatory MPC codeA77
Location04 Dauban
Reference stars catalogUCAC-4
Used softwaresAstrometrica
Resulting picture sampling (scale)1.4 "/pix
Observation submission date2023 Jul 25 09h22m43s
Observation modification date2023 Aug 10 16h00m32s

(Record n° 27305)

Home