C/2021 A1 (Leonard) (Record n° 24790)
Perihelion distance : 0.61 AU
Inclination to ecliptic : 133 °
Eccentricity : 1
NASA/JPL elements
IAU/MPC elements
On 2022 Jan 10 01h01 UT by Patrick Delay
(Copyright Patrick Delay)Coma Total magnitude (m1) 7.5 Aperture radius for m1 0.7 ' Magnitude (MPC m2) 9.2 Magnitude standard deviation 0.1 Aperture radius for m2 5.6 " r (dist/Sun) 0.632 AU d (dist/Earth) 1.154 AU Right ascension 325.65958 ° Declination -36.29411 ° MPC report COD X03
CON P. Delay [patrick78-50@orange.fr]
OBS P. Delay
MEA P. Delay
TEL 0.35-m f/4.7 Newtonian reflector + CCD
ACK MPCReport file updated 2022.01.11 16:32:40
AC2 patrick78-50@orange.fr
NET Gaia DR2
CK21A010 C2022 01 10.04225 21 42 38.30 -36 17 38.8 9.3 G X03
CK21A010 C2022 01 10.04324 21 42 38.33 -36 17 38.5 9.4 G X03
CK21A010 C2022 01 10.04368 21 42 38.33 -36 17 38.6 9.1 G X03
CK21A010 C2022 01 10.04368 21 42 38.33 -36 17 38.7 9.1 G X03
Instrumental configuration Config1 Instrument ONTC355 Instrument type Newton Instrument aperture (0=naked eye) 350 mm Instrument focale length 1645 mm Instrument focale/diameter 4.7 Filter L Camera Moravian G3 KAF 16200 Sensor CCD Sensor size 27.1x21.6 mm2 Sensor pixels number 4524x3624 Sensor temperature -20 °C Binning 1x1 Mount SW EQ8 Motorization Yes Autoguide Yes Exposure total time 30 s Exposure details 4*30s Observatory MPC code X03 Location Poroto Chili Reference stars catalog (ast) Gaia DR2
Used softwares ASTROMETRICA Resulting picture sampling (scale) 0.7 "/pix Image processing M1 mesuré avec Focas Observation submission date 2022 Jan 11 16h35m06s Observation modification date 2022 Jan 11 21h42m07s