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C/2025 T1 (ATLAS)


NASA/JPL elements
IAU/MPC elements


On 2025 Nov 18 17h37 UT by Patrick Ditz


(Copyright Patrick Ditz)

Coma Total magnitude (m1)9.65
Aperture radius used for m12.2 '
Nuclear magnitude (m2)12.7
m2 standard deviation0.0
Aperture radius used for m25.6 "
r (dist/Sun) 1.133 AU
d (dist/Earth) 1.033 AU
Right ascension17 50 04.19 h m s
Declination+40 57 58.5 ° ' "
MPC report
COD K97
CON P.Ditz
OBS P.Ditz
MEA P.Ditz
TEL 0.54-m f/3.75 reflector + CCD
NUM 3
ACK MPCReport CodK97-PDI #CK25T010 obs2025-11-18 (L_112x10s_bin2) file updated 2025.11.18 20:53:53
NET ATLAS2
AC2 patrick.ditz@wanadoo.fr,pat.ditz@gmx.fr
    CK25T010 KC2025 11 18.73421 17 50 04.19 +40 57 58.5          12.7 V      K97
    CK25T010 KC2025 11 18.74072 17 50 07.64 +40 57 25.9          12.7 V      K97
    CK25T010 KC2025 11 18.74714 17 50 11.05 +40 56 53.7          12.7 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 time1010 s
Exposure details101x10s
Air mass1.4
Observatory MPC codeK97
LocationFreconrupt
Reference stars catalogATLAS2
Used softwaresTycho Tracker
Image resize factor0.8
Resulting picture sampling (scale)0.93 "/pix
Image processingPrism11 & Gimp
Observation submission date2025 Nov 18 22h03m16s
Observation modification date2025 Nov 18 22h07m48s

(Record n° 30399)

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