C/2021 A4 (NEOWISE) (Record n° 22966)
Orbital period : 281.90 years
NASA/JPL elements
IAU/MPC elements
On 2021 Feb 15 18h01 UT by Francois Kugel
(Copyright Francois Kugel)Nuclear magnitude (m2) 15 m2 standard deviation 0.1 Aperture radius used for m2 5.8 " r (dist/Sun) 1.258 AU d (dist/Earth) 0.441 AU Right ascension 05 42 40.28 h m s Declination +49 19 39.9 ° ' " 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 2021.02.15 20:27:58
AC2 fkugel@free.fr
NET NOMAD
CK21A040 C2021 02 15.75080 05 42 40.28 +49 19 39.9 14.9 V A77
CK21A040 C2021 02 15.75671 05 42 35.83 +49 18 27.9 15.1 V A77
CK21A040 C2021 02 15.75983 05 42 33.45 +49 17 50.4 15.0 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 -25 °C Binning 1x1 Mount Meade-MCMT-TDM Exposure details 18x20s Observatory MPC code A77 Reference stars catalog NOMAD
Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Feb 15 20h32m31s Observation modification date 2021 Feb 15 21h16m48s