C/2021 D1 (SWAN) (Record n° 23107)
Orbital period : 962.20 years
NASA/JPL elements
IAU/MPC elements
On 2021 Mar 22 18h59 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 11.9 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 15.5 m2 standard deviation 0.3 Aperture radius used for m2 5.8 " r (dist/Sun) 0.986 AU d (dist/Earth) 1.685 AU Right ascension 01 22 45.09 h m s Declination +27 05 05.9 ° ' " 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 2021.03.23 07:52:39
AC2 fkugel@free.fr
NET NOMAD
CK21D010 C2021 03 22.79116 01 22 45.09 +27 05 05.9 15.3 V A77
CK21D010 C2021 03 22.79562 01 22 46.61 +27 05 14.7 15.3 V A77
CK21D010 C2021 03 22.80007 01 22 48.03 +27 05 24.5 11.9 T A77
CK21D010 C2021 03 22.80389 01 22 49.27 +27 05 28.4 15.9 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 16x45s Observatory MPC code A77 Reference stars catalog NOMAD
Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Mar 23 08h00m05s Observation modification date 2021 Mar 23 08h11m37s