C/2021 T4 (Lemmon) (Record n° 27201)
NASA/JPL elements
IAU/MPC elements
On 2023 Jul 03 08h30 UT by Herve Roy
(Copyright Herve Roy)Nuclear magnitude (m2) 14.6 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 1.537 AU d (dist/Earth) 0.846 AU Right ascension 23 58 47.35 h m s Declination -31 08 42.7 ° ' " MPC report COD X03
CON H. Roy [roy-nee@wanadoo.fr]
OBS J. L. Virlichie, P. Traverse, H. Roy
MEA H. Roy
TEL 0.35-m f/4.7 Newtonian reflector + CCD
ACK MPCReport file updated 2023.07.05 00:22:20
AC2 roy-nee@wanadoo.fr
NET Gaia DR2
CK21T040 KC2023 07 03.35445 23 58 47.35 -31 08 42.7 14.6 G X03
CK21T040 KC2023 07 03.36743 23 58 43.86 -31 09 39.0 14.5 G X03
CK21T040 KC2023 07 03.37408 23 58 42.05 -31 10 07.8 14.6 G X03
Instrumental configuration Config1 Instrument ONTC 350mm 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 16200 Sensor CCD Sensor pixels number 3640x4540 Sensor temperature -20 °C Binning 2x2 Mount SW EQ8 Motorization No Autoguide Yes Exposure details 5x0.75mn Moon phase 0 ° Observatory MPC code X03 Location Monte Patria Chili Reference stars catalog Gaia DR2
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.39 "/pix Remarks or comments Pleine Lune Observation submission date 2023 Jul 04 22h39m17s Observation modification date 2023 Jul 04 22h44m20s