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C/2025 K1-C (ATLAS)

Orbital period : 3093.00 years

NASA/JPL elements
IAU/MPC elements


On 2025 Dec 27 18h10 UT by Patrick Ditz


(Copyright Patrick Ditz)

Nuclear magnitude (m2)17.2
m2 standard deviation0.1
Aperture radius used for m25.6 "
r (dist/Sun) 1.762 AU
d (dist/Earth) 1.147 AU
Right ascension00 57 31.11 h m s
Declination+39 56 56.0 ° ' "
MPC report
COD K97
CON P.Ditz
OBS P.Ditz
MEA P.Ditz
TEL 0.54-m f/3.75 reflector + CCD
NUM 2
ACK MPCReport CodK97-PDI #CK25K01c obs2025-12-27 (L_31x40s_bin2) file updated 2025.12.29 14:14:38
NET ATLAS2
AC2 patrick.ditz@wanadoo.fr,pat.ditz@gmx.fr
    CK25K01c KC2025 12 27.75709 00 57 31.11 +39 56 56.0          17.3 V      K97
    CK25K01c KC2025 12 27.76256 00 57 31.04 +39 56 46.1          17.1 V      K97
Instrumental configurationConfig1
InstrumentT540
Instrument typeNewton
Instrument aperture (0=naked eye)540 mm
Instrument focale length2025 mm
Instrument focale/diameter3.75
Filter(s)L
CameraAtik 460EX
SensorCCD
Sensor size10x12.5 mm2
Sensor pixels number2749x2199
Sensor temperature-10 °C
Binning2x2
MountVMA300
Exposure total time1240 s
Exposure details31x40s
Moon phase90 °
Moon elongation37 °
Air mass1.0
Observatory MPC codeK97
LocationFreconrupt
Reference stars catalogATLAS2
Used softwaresTycho Tracker
Image resize factor0.85
Resulting picture sampling (scale)0.93 "/pix
Image processingPrism11 & Gimp
Observation submission date2025 Dec 29 16h47m30s
Observation modification date2025 Dec 29 16h51m18s

(Record n° 30756)

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