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C/2023 X2 (Lemmon)


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 deviation0.2
Aperture radius used for m26.2 "
Right ascension08 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 typeNewton
Instrument aperture (0=naked eye)300 mm
Instrument focale length1200 mm
Instrument focale/diameter4
Filter(s)None
CameraST8 XME
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountF60a Axis Instruments
AutoguideNo
Exposure details57 x 60s
Observatory MPC codeC10
LocationSeine et Marne
Reference stars catalogUCAC4
Used softwaresTycho
Resulting picture sampling (scale)1.55 "/pix
Remarks or commentsCloudy
Observation submission date2025 Oct 18 10h31m10s
Observation modification date2025 Oct 18 10h38m25s

(Record n° 30171)

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