C/2018 U1 (Lemmon) (Record n° 23658)
NASA/JPL elements
IAU/MPC elements
On 2021 Jul 23 03h05 UT by Jean-Louis Virlichie
(Copyright Jean-Louis Virlichie)Nuclear magnitude (m2) 16.1 m2 standard deviation 0.0 Aperture radius used for m2 5.6 " r (dist/Sun) 5.056 AU d (dist/Earth) 4.355 AU Right ascension 16 42 52.83 h m s Declination -08 33 41.0 ° ' " MPC report COD X03
CON Jean-Louis Virlichie [jl.virlichie@gmail.com]
OBS J. L. Virlichie, H. Roy
MEA J. L. Virlichie
TEL 0.35-m f/4.7 Newtonian reflector + CCD
ACK MPCReport file updated 2021.07.23 19:57:54
AC2 jl.virlichie@gmail.com
NET Gaia DR2
CK18U010 C2021 07 23.12868 16 42 52.83 -08 33 41.0 16.0 G X03
CK18U010 C2021 07 23.12986 16 42 52.74 -08 33 42.1 16.1 G X03
CK18U010 C2021 07 23.15601 16 42 51.42 -08 33 55.8 16.1 G X03
CK18U010 KC2021 07 23.15957 16 42 51.23 -08 33 57.8 16.1 G X03
CK18U010 C2021 07 23.16551 16 42 50.93 -08 34 01.1 16.1 G X03
Instrumental configuration Config1 Instrument ONTC 355 Instrument type Newton Instrument aperture (0=naked eye) 350 mm Instrument focale length 1645 mm Instrument focale/diameter 4.7 Filter(s) L Camera Moravian G3 KAF 16200 Sensor CCD Sensor size 27x21.6 mm2 Sensor pixels number 4500x3600 Sensor temperature -20 °C Binning 2x2 Mount SW EQ8 Motorization No Autoguide Yes Exposure details 11x90s Observatory MPC code X03 Location Poroto Chili Reference stars catalog Gaia DR2
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.4 "/pix Observation submission date 2021 Jul 23 20h09m22s Observation modification date 2021 Jul 23 20h11m17s