C/2020 S3 (Erasmus) (Record n° 22525)
Orbital period : 2501.00 years
NASA/JPL elements
IAU/MPC elements
On 2020 Oct 20 08h11 UT by Jean-Louis Virlichie
(Copyright Jean-Louis Virlichie)Coma Total magnitude (m1) 12.5 Aperture radius used for m1 1.4 ' Nuclear magnitude (m2) 13.7 m2 standard deviation 0.0 Aperture radius used for m2 17 " r (dist/Sun) 1.283 AU d (dist/Earth) 1.374 AU Right ascension 09 28 52.04 h m s Declination -01 32 11.0 ° ' " MPC report COD X03
CON Jean-Louis Virlichie [jl.virlichie@gmail.com]
OBS J. L. Virlichie, P. Traverse
MEA J. L. Virlichie
TEL 0.35-m f/4.7 Newtonian reflector + CCD
ACK MPCReport file updated 2020.10.20 17:44:46
AC2 jl.virlichie@gmail.com
NET Gaia DR2
CK20S030 C2020 10 20.34074 09 28 52.04 -01 32 11.0 13.7 G X03
CK20S030 C2020 10 20.35331 09 28 55.36 -01 32 32.3 13.7 G X03
CK20S030 C2020 10 20.35750 09 28 56.46 -01 32 41.1 13.6 G X03
CK20S030 C2020 10 20.36653 09 28 58.87 -01 32 56.6 13.7 G X03
CK20S030 C2020 10 20.37071 09 29 00.01 -01 33 04.2 12.5 T 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 1x1mn Observatory MPC code X03 Location Poroto Chili Reference stars catalog Gaia DR2
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.4 "/pix Remarks or comments m1 calculé dans FoCAs ouverture 60x60
m2 calculé dans Astrometrica ouverture 12x12 Observation submission date 2020 Oct 20 19h30m20s Observation modification date 2020 Oct 20 19h35m50s