C/2021 A7 (NEOWISE) (Record n° 22959)
NASA/JPL elements
IAU/MPC elements
On 2021 Feb 12 00h45 UT by Jean-Louis Virlichie
(Copyright Jean-Louis Virlichie)Nuclear magnitude (m2) 17 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 2.683 AU d (dist/Earth) 2.423 AU Right ascension 05 55 17.80 h m s Declination -58 41 27.7 ° ' " MPC report COD X03
CON Jean-Louis Virlichie [jl.virlichie@gmail.com]
OBS J. L. Virlichie, P. Traverse
MEA J. L. Virlichie
TEL 0.35-m f/4.7 Newtonian reflector + CCD
ACK MPCReport file updated 2021.02.12 11:46:39
AC2 jl.virlichie@gmail.com
NET Gaia DR2
CK21A070 C2021 02 12.03130 05 55 17.80 -58 41 27.7 16.9 G X03
CK21A070 KC2021 02 12.03435 05 55 17.78 -58 41 23.1 17.0 G X03
CK21A070 C2021 02 12.04050 05 55 17.56 -58 41 14.6 17.2 G X03
CK21A070 C2021 02 12.05568 05 55 17.24 -58 40 53.2 17.0 G X03
Instrumental configuration Config1 Instrument ONTC 355 Instrument type Newton Instrument aperture (0=naked eye) 350 mm Instrument focale length 1645 mm Instrument focale/diameter 4.7 Filter(s) L Camera Moravian G3 KAF 16200 Sensor CCD Sensor size 27x21.6 mm2 Sensor pixels number 4500x3600 Sensor temperature -20 °C Binning 2x2 Mount SW EQ8 Motorization No Autoguide Yes Exposure details 5x2mn Observatory MPC code X03 Location Poroto Chili Reference stars catalog Gaia DR2
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.4 "/pix Observation submission date 2021 Feb 12 12h00m02s Observation modification date 2021 Feb 12 12h01m30s