C/2018 EF9 (Lemmon) (Record n° 19213)
Orbital period : 11367.00 years
NASA/JPL elements
IAU/MPC elements
On 2018 Jun 01 21h02 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 18.2 m2 standard deviation 0.1 Aperture radius used for m2 6.6 " r (dist/Sun) 1.562 AU d (dist/Earth) 1.748 AU Right ascension 05 20 23.20 h m s Declination +84 09 43.7 ° ' " MPC report COD A77
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.20-m f/4 Newtonian reflector + CCD
ACK MPCReport file updated 2018.06.01
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
CK18E09F KC2018 06 01.87623 05 20 23.20 +84 09 43.7 18.3 N A77
CK18E09F KC2018 06 01.89432 05 20 19.58 +84 09 41.5 18.1 N A77
CK18E09F KC2018 06 01.91241 05 20 15.39 +84 09 40.4 18.2 N A77
Instrument type Newton Instrument aperture (0=naked eye) 200 mm Instrument focale length 800 mm Instrument focale/diameter 4 Filter(s) None Camera ATIK 314L+ Sensor CCD Sensor temperature -5 °C Binning 1x1 Mount Astronomy Equiment AEb Autoguide No Exposure details 30 x 60s Observatory MPC code A77 Location Dauban (04) Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.65 "/pix Observation submission date 2018 Jun 02 01h02m01s Observation modification date 2018 Jun 02 09h48m59s