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C/2025 A6 (Lemmon)

Orbital period : 1351.00 years

NASA/JPL elements
IAU/MPC elements


On 2025 Oct 28 18h04 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)4.5
Aperture radius used for m10.7 '
Nuclear magnitude (m2)7.2
m2 standard deviation1.1
Aperture radius used for m25.95 "
Coma diameter3 '
Afrho8216 cm
Afrho error318 cm
Afrho URL for more infohttps://www.tycho-tracker.com/
r (dist/Sun) 0.594 AU
d (dist/Earth) 0.676 AU
Right ascension15 58 40.71 h m s
Declination+10 05 37.8 ° ' "
MPC report
COD A77
CON F. Kugel
OBS F. Kugel
MEA F. Kugel
TEL 0.40-m f/2.8 reflector + CMO
NUM 71
ACK MPCReport file updated 2025.10.29 09:31:41
NET APASS
AC2 fkugel@free.fr
    CK25A060 KB2025 10 28.75292 15 58 40.71 +10 05 37.8           5.1 R      A77
    CK25A060 KB2025 10 28.75526 15 58 41.94 +10 05 17.0           5.2 T      A77
    CK25A060 KB2025 10 28.75812 15 58 43.39 +10 04 50.2           7.3 R      A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)None
CameraIMX492
SensorCMOS
Binning2x2
Exposure details29x10s
Observatory MPC codeA77
Reference stars catalogAPASS
Resulting picture sampling (scale)0.85 "/pix
Remarks or commentsAfRho (Vu) 10000km 2025A6 2025 10 28.76 V 4.5 AV 40.0L 3a 5 6.0 ICQ XX KUG I C 6.00mZMP IM3 TYT 0 U1 0.03 9.6 0.8s 0.8
Observation submission date2025 Oct 29 09h38m55s
Observation modification date2025 Oct 30 07h23m09s

(Record n° 30245)

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