C/2023 X2 (Lemmon) (Record n° 30171)
NASA/JPL elements
IAU/MPC elements
On 2025 Oct 17 20h42 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 18.2 m2 standard deviation 0.2 Aperture radius used for m2 6.2 " Right ascension 08 45 28.78 h m s Declination +78 41 20.3 ° ' " MPC report COD C10
CON J.-F. Soulier
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.30-m f/4 reflector + CCD
NUM 3
ACK MPCReport file updated 2025.10.18 10:17:58
NET UCAC4
AC2 jean-francois.soulier2@wanadoo.fr
CK23X020 KC2025 10 17.86270 08 45 28.78 +78 41 20.3 18.1 r C10
CK23X020 KC2025 10 17.88077 08 45 32.55 +78 41 33.7 18.1 r C10
CK23X020 KC2025 10 17.90570 08 45 37.26 +78 41 53.0 18.5 r C10
Instrument type Newton Instrument aperture (0=naked eye) 300 mm Instrument focale length 1200 mm Instrument focale/diameter 4 Filter(s) None Camera ST8 XME Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount F60a Axis Instruments Autoguide No Exposure details 57 x 60s Observatory MPC code C10 Location Seine et Marne Reference stars catalog UCAC4
Used softwares Tycho Resulting picture sampling (scale) 1.55 "/pix Remarks or comments Cloudy Observation submission date 2025 Oct 18 10h31m10s Observation modification date 2025 Oct 18 10h38m25s