C/2021 D1 (SWAN) (Record n° 23053)
Orbital period : 962.20 years
NASA/JPL elements
IAU/MPC elements
On 2021 Mar 12 18h57 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 11.4 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 13.8 m2 standard deviation 0.1 Aperture radius used for m2 5.8 " r (dist/Sun) 0.921 AU d (dist/Earth) 1.669 AU Right ascension 00 29 07.06 h m s Declination +21 31 19.2 ° ' " MPC report COD A77
CON FRANCOIS KUGEL [fkugel@free.fr]
OBS JG. Bosch, F. Kugel
MEA F. Kugel
TEL 0.4-m f/2.8 reflector + CCD
ACK A77 file updated 2021.03.12 22:03:12
AC2 fkugel@free.fr
NET NOMAD
CK21D010 C2021 03 12.78956 00 29 07.06 +21 31 19.2 13.7 V A77
CK21D010 C2021 03 12.79605 00 29 09.11 +21 31 34.3 13.8 V A77
CK21D010 C2021 03 12.80338 00 29 11.32 +21 31 49.2 11.4 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(s) None Camera Atik460ex Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount Meade-MCMT-TDM Exposure details 18x60s Observatory MPC code A77 Reference stars catalog NOMAD
Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Mar 12 22h28m25s Observation modification date 2021 Mar 12 22h32m55s