3I/ATLAS (Record n° 30070)
NASA/JPL elements
IAU/MPC elements
On 2025 Sep 24 23h45 UT by Patrick Ditz
(Copyright Patrick Ditz)Coma Total magnitude (m1) 10.3 Aperture radius used for m1 0.43 ' Nuclear magnitude (m2) 13.2 m2 standard deviation 0.1 Aperture radius used for m2 5.5 " Coma diameter 2 ' r (dist/Sun) 1.874 AU d (dist/Earth) 2.522 AU Right ascension 14 37 15.86 h m s Declination -11 37 53.0 ° ' " MPC report COD W96
CON P.Ditz
OBS P. Ditz
MEA P. Ditz
TEL 0.43-m f/6.8 reflector + CMO
NUM 3
ACK MPCReport CodW96-PDI #0003I obs2025-09-24 (L_29x40s_bin3) file updated 2025.09.25
NET ATLAS2
AC2 patrick.ditz@wanadoo.fr
0003I KB2025 09 24.98984 14 37 15.86 -11 37 53.0 13.2 V W96
0003I KB2025 09 24.99545 14 37 15.19 -11 37 50.4 13.2 V W96
0003I KB2025 09 25.00054 14 37 14.59 -11 37 48.3 13.1 V W96
Instrumental configuration Config1 Instrument PlaneWave CDK17 Instrument type Cassegrain Instrument aperture (0=naked eye) 430 mm Instrument focale length 2924 mm Instrument focale/diameter 6.8 Filter(s) L Camera QHY 268M Sensor CMOS Sensor size 23.5x15.7 mm2 Sensor pixels number 6252x4176 Sensor temperature -10 °C Binning 3x3 Mount Astelco NTM500 Exposure total time 1160 s Exposure details 29x40s Moon phase 164 ° Moon elongation 8 ° Air mass 3.1 Observatory MPC code W96 Location SpaceObs Chili Reference stars catalog ATLAS2
Used softwares Tycho Tracker Image resize factor 1 Resulting picture sampling (scale) 0.79 "/pix Image processing Prism11 & Gimp Remarks or comments Objet difficile car bas sur l'horizon et une Lune à 8° Observation submission date 2025 Sep 25 13h33m11s Observation modification date 2025 Sep 25 13h42m54s