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48P/Johnson

Orbital period : 6.55 years

NASA/JPL elements
IAU/MPC elements


On 2011 Jul 02 23h08 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Nuclear magnitude (m2)15.8
m2 standard deviation0.1
Aperture radius used for m28 "
r (dist/Sun) 2.380 AU
d (dist/Earth) 1.437 AU
Right ascension20 41 55.09 h m s
Declination-18 01 18.8 ° ' "
MPC report
COD C10
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.F. Soulier
MEA J.F. Soulier
TEL 0.255-m f/3.6 Newtonian reflector + CCD
ACK MPCReport file updated 2011.07.02
AC2 jean-francois.soulier2@wanadoo.fr
NET USNO-B1.0
0048P         C2011 07 02.96355 20 41 55.09 -18 01 18.8          15.9 N      C10
0048P         C2011 07 02.97138 20 41 54.95 -18 01 23.2          15.8 N      C10
0048P         C2011 07 02.98072 20 41 54.79 -18 01 28.1          15.8 N      C10
Instrument typeNewton
Instrument aperture (0=naked eye)254 mm
Instrument focale length900 mm
Instrument focale/diameter3.6
CameraST7-XMEd
SensorCCD
Sensor size6.9 x 4.6 mm2
Sensor pixels number765 x 510
Sensor temperature-20 °C
Binning1x1
MountPERL-VIXEN
AutoguideYes
Exposure total time1440 s
Exposure details12 x 120s
Seeing2
Moon elongation171 °
Air mass1.43
Observatory MPC codeC10
Location77
Reference stars catalogUSNO-B1.0
Resulting picture sampling (scale)2.04 "/pix
Image processingPRISMV8 APE DDP
Observation submission date2011 Jul 04 05h37m25s
Observation modification date2011 Jul 04 05h54m51s

(Record n° 3742)

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