C/2018 R3 (Lemmon) (Record n° 20678)
NASA/JPL elements
IAU/MPC elements
On 2019 Apr 21 02h55 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 16.7 m2 standard deviation 0.1 Aperture radius used for m2 6.5 " r (dist/Sun) 1.472 AU d (dist/Earth) 2.108 AU Right ascension 00 10 00.76 h m s Declination +43 48 36.4 ° ' " 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 C10 2019.04.21 07:49:42
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
CK18R030 KC2019 04 21.12157 00 10 00.76 +43 48 36.4 16.6 N C10
CK18R030 KC2019 04 21.14598 00 10 06.40 +43 49 32.9 16.7 N C10
Instrument type Newton Instrument aperture (0=naked eye) 300 mm Instrument focale length 1140 mm Instrument focale/diameter 3.8 Filter(s) None Camera ST8-XME Sensor CCD Sensor temperature -15 °C Binning 1x1 Mount F60a Axis Instruments Autoguide No Exposure details 60 x 30s Observatory MPC code C10 Location Seine et Marne (77) Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.62 "/pix Observation submission date 2019 Apr 21 07h53m42s Observation modification date 2019 Apr 21 08h26m02s