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C/2018 EF9 (Lemmon)

Orbital period : 11367.00 years

NASA/JPL elements
IAU/MPC elements


On 2018 May 19 21h02 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Nuclear magnitude (m2)18.6
m2 standard deviation0.1
Aperture radius used for m26.5 "
r (dist/Sun) 1.558 AU
d (dist/Earth) 1.656 AU
Right ascension06 16 55.85 h m s
Declination+84 47 29.5 ° ' "
MPC report
COD C10
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.30-m f/3.8 Newtonian reflector + CCD
ACK MPCReport file updated 2018.05.19
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
    CK18E09F KC2018 05 19.87611 06 16 55.85 +84 47 29.5          18.7 N      C10
    CK18E09F KC2018 05 19.91013 06 16 42.91 +84 47 19.7          18.5 N      C10
Instrument typeNewton
Instrument aperture (0=naked eye)300 mm
Instrument focale length1140 mm
Instrument focale/diameter3.8
Filter(s)None
CameraST8-XME
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountF60a Axis Instruments
AutoguideYes
Exposure details10 x 180s
Observatory MPC codeC10
LocationSeine et Marne (77)
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.62 "/pix
Observation submission date2018 May 20 00h24m34s
Observation modification date2018 May 20 00h33m17s

(Record n° 19195)

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