C/2023 A3 (Tsuchinshan-ATLAS) (Record n° 30134)
NASA/JPL elements
IAU/MPC elements
On 2025 Oct 14 18h39 UT by Patrick Ditz
(Copyright Patrick Ditz)Nuclear magnitude (m2) 18.6 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 5.429 AU d (dist/Earth) 5.641 AU Right ascension 17 56 44.76 h m s Declination +15 14 12.7 ° ' " 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 #CK23A030 obs2025-10-14 (L_23x120s_bin2) updated 2025.10.15 11:44
NET ATLAS2
AC2 patrick.ditz@wanadoo.fr,pat.ditz@gmx.fr
CK23A030 KC2025 10 14.77726 17 56 44.76 +15 14 12.7 18.5 V K97
CK23A030 KC2025 10 14.78883 17 56 44.94 +15 14 07.9 18.8 V K97
CK23A030 KC2025 10 14.80113 17 56 45.09 +15 14 02.8 18.6 V K97Instrumental configuration Config1 Instrument T540 Instrument type Newton Instrument aperture (0=naked eye) 540 mm Instrument focale length 2025 mm Instrument focale/diameter 3.75 Filter(s) L Camera Atik 460EX Sensor CCD Sensor size 10x12.5 mm2 Sensor pixels number 2749x2199 Sensor temperature -10 °C Binning 2x2 Mount VMA300 Exposure total time 1380 s Exposure details 23x2mn Air mass 1.5 Observatory MPC code K97 Location Freconrupt Reference stars catalog ATLAS2
Used softwares Tycho Tracker Image resize factor 1 Resulting picture sampling (scale) 0.93 "/pix Image processing Prism11 & Gimp Remarks or comments Une légère queue cométaire semble visible Observation submission date 2025 Oct 15 14h07m10s Observation modification date 2025 Oct 15 14h25m50s