C/2021 D1 (SWAN) (Record n° 23217)
Orbital period : 962.20 years
NASA/JPL elements
IAU/MPC elements
On 2021 Apr 14 19h37 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 14.2 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 17.8 m2 standard deviation 0.4 Aperture radius used for m2 5.8 " r (dist/Sun) 1.202 AU d (dist/Earth) 1.849 AU Right ascension 03 31 23.99 h m s Declination +33 53 10.0 ° ' " 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 2021.04.15 09:04:49
AC2 fkugel@free.fr
NET NOMAD
CK21D010 KC2021 04 14.81727 03 31 23.99 +33 53 10.0 18.1 V A77
CK21D010 KC2021 04 14.82538 03 31 26.58 +33 53 11.7 17.4 V 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(s) None Camera Atik460ex Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount Meade-MCMT-TDM Exposure details 31x60s Observatory MPC code A77 Reference stars catalog NOMAD
Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Apr 15 09h13m44s Observation modification date 2021 Apr 15 21h27m53s