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C/2025 A6 (Lemmon)

Orbital period : 1351.00 years

NASA/JPL elements
IAU/MPC elements


On 2025 Sep 18 03h58 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)8.5
Nuclear magnitude (m2)11.8
m2 standard deviation0.1
Aperture radius used for m25.8 "
Tail length0.333 °
Tail position angle (PA)291.6 °
Afrho1975 cm
Afrho error516 cm
r (dist/Sun) 1.212 AU
d (dist/Earth) 1.485 AU
Right ascension08 37 53.64 h m s
Declination+35 30 13.6 ° ' "
MPC report
COD A77
CON F. Kugel
OBS F. Kugel
MEA F. Kugel
TEL 0.40-m f/2.8 reflector + CCD
NUM 6
AC2 fkugel@free.fr
ACK MPCReport file updated 2025.09.18 07:30:36
NET APASS
    CK25A060 KC2025 09 18.16551 08 37 53.64 +35 30 13.6          11.7 R      A77
    CK25A060 KC2025 09 18.16896 08 37 54.28 +35 30 17.1          11.8 R      A77
    CK25A060 KC2025 09 18.17241 08 37 54.92 +35 30 20.7          11.9 R      A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)None
CameraAtik460ex
SensorCCD
Binning1x1
MountMeade MCMT-TDM
Exposure details8x30s
Observatory MPC codeA77
Reference stars catalogAPASS
Image resize factor0.5
Resulting picture sampling (scale)0.83 "/pix
Remarks or comments2025A6 2025 09 18.16 sk 8.5 AR 40.0L 3a240 5.5 20.0m291 ICQ XX KUG I C 5.48mAT6 IC6 TYT 0 U8*0.03 12.6 0.8s 0.8 Location: Observatoire Chante-Perdrix, Dauban (MPC A77); Comment: Comet Alt. 39.8
Observation submission date2025 Sep 18 07h39m20s
Observation modification date2025 Sep 18 08h09m30s

(Record n° 30042)

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