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C/2025 A6 (Lemmon)

Orbital period : 1351.00 years

NASA/JPL elements
IAU/MPC elements


On 2025 Oct 01 03h34 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Coma Total magnitude (m1)8.4
Aperture radius used for m10.81 '
Nuclear magnitude (m2)10.9
m2 standard deviation0.5
Aperture radius used for m28.1 "
Right ascension09 37 56.33 h m s
Declination+39 54 29.9 ° ' "
MPC report
COD C10
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.30-m f/3.8 Newtonian reflector + CCD
ACK C10 2025.10.01 07:07:20
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
    CK25A060  C2025 10 01.14857 09 37 56.33 +39 54 29.9          11.3 R      C10
    CK25A060  C2025 10 01.16100 09 38 01.52 +39 54 46.6          10.4 R      C10
    CK25A060  C2025 10 01.17385 09 38 06.50 +39 55 06.5           8.4 T      C10
Instrument typeNewton
Instrument aperture (0=naked eye)300 mm
Instrument focale length1140 mm
Instrument focale/diameter3.8
Filter(s)None
CameraST8 XME
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountF60a Axis Instruments
AutoguideNo
Exposure details30 x 30s
Observatory MPC codeC10
LocationSeine et Marne
Reference stars catalogUCAC-4
Used softwaresAstrometrica
Resulting picture sampling (scale)1.62 "/pix
Remarks or commentsEchant : Setup
Observation submission date2025 Oct 01 07h17m40s
Observation modification date2025 Oct 01 08h03m31s

(Record n° 30082)

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