C/2022 S4 (Lemmon) (Record n° 26181)
NASA/JPL elements
IAU/MPC elements
On 2022 Oct 24 06h19 UT by Herve Roy
(Copyright Herve Roy)Nuclear magnitude (m2) 20.3 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 6.473 AU d (dist/Earth) 5.520 AU Right ascension 02 31 43.29 h m s Declination +27 01 45.6 ° ' " 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 2022.10.24 22:47:43
AC2 roy-nee@wanadoo.fr
NET Gaia DR2
CK22S040 KC2022 10 24.26300 02 31 43.29 +27 01 45.6 20.4 G X03
CK22S040 KC2022 10 24.27303 02 31 42.84 +27 01 41.5 20.2 G X03
CK22S040 KC2022 10 24.27414 02 31 42.79 +27 01 41.4 20.1 G X03
CK22S040 KC2022 10 24.28305 02 31 42.39 +27 01 37.6 20.3 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 15x3mn 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 Observation submission date 2022 Oct 24 23h02m48s Observation modification date 2022 Oct 24 23h05m25s