C/2021 D1 (SWAN) (Record n° 23110)
Orbital period : 962.20 years
NASA/JPL elements
IAU/MPC elements
On 2021 Mar 23 18h57 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 11.9 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 15.9 m2 standard deviation 0.1 Aperture radius used for m2 5.8 " r (dist/Sun) 0.994 AU d (dist/Earth) 1.688 AU Right ascension 01 28 17.60 h m s Declination +27 33 49.0 ° ' " 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 MPCReport file updated 2021.03.23 22:14:48
AC2 fkugel@free.fr
NET NOMAD
CK21D010 C2021 03 23.78946 01 28 17.60 +27 33 49.0 15.8 V A77
CK21D010 C2021 03 23.79584 01 28 19.79 +27 34 01.8 15.9 V A77
CK21D010 C2021 03 23.80220 01 28 21.94 +27 34 10.5 11.9 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 17x45s Observatory MPC code A77 Reference stars catalog NOMAD
Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Mar 23 22h17m00s Observation modification date 2021 Mar 23 22h24m49s