C/2021 A1 (Leonard) (Record n° 24487)
Perihelion distance : 0.61 AU
Inclination to ecliptic : 133 °
Eccentricity : 1
NASA/JPL elements
IAU/MPC elements
On 2021 Dec 02 04h18 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 8.8 Aperture radius for m1 0.4 ' Magnitude (MPC m2) 12.3 Magnitude standard deviation 0.2 Aperture radius for m2 5.8 " Afrho 459 cm Afrho error 7 cm r (dist/Sun) 0.917 AU d (dist/Earth) 0.487 AU Right ascension 202.96529 ° Declination +29.13758 ° MPC report COD A77
CON FRANCOIS KUGEL [fkugel@free.fr]
OBS F. Kugel
MEA F. Kugel
TEL 0.4-m f/2.8 reflector + CCD
ACK A77 file updated 2021.12.02 08:27:46
AC2 fkugel@free.fr
NET USNO-B1.0
CK21A010 C2021 12 02.17943 13 31 51.67 +29 08 15.3 11.8 V A77
CK21A010 C2021 12 02.18828 13 31 56.79 +29 07 50.5 12.4 V A77
CK21A010 C2021 12 02.19280 13 31 59.44 +29 07 37.9 12.3 V A77
CK21A010 C2021 12 02.19609 13 32 01.29 +29 07 28.9 12.5 V A77
CK21A010 C2021 12 02.19744 13 32 02.04 +29 07 25.6 12.7 V A77
CK21A010 C2021 12 02.19895 13 32 03.01 +29 07 20.2 12.2 V A77
CK21A010 C2021 12 02.20045 13 32 03.88 +29 07 16.0 12.4 V A77
CK21A010 C2021 12 02.20180 13 32 04.69 +29 07 12.4 12.3 V A77
CK21A010 C2021 12 02.20424 13 32 06.16 +29 07 05.3 12.2 V A77
CK21A010 C2021 12 02.20701 13 32 07.74 +29 06 57.6 8.8 T A77
Instrumental configuration Config2 Instrument type Newton Instrument aperture (0=naked eye) 400 mm Instrument focale length 1120 mm Instrument focale/diameter 2.8 Filter None Camera Atik460ex Sensor CCD Sensor temperature -25 °C Mount Meade-MCMT-TDM Exposure details 16x20s Observatory MPC code A77 Reference stars catalog (ast) USNO-B1.0
Image resize factor 0.4 Resulting picture sampling (scale) 0.83 "/pix Remarks or comments Afrho (10000km) Observation submission date 2021 Dec 02 08h44m26s Observation modification date 2021 Dec 02 12h44m00s