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3I/ATLAS


NASA/JPL elements
IAU/MPC elements


On 2025 Nov 22 05h08 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Nuclear magnitude (m2)12.5
m2 standard deviation0.2
Aperture radius used for m27 "
r (dist/Sun) 1.605 AU
d (dist/Earth) 2.020 AU
Right ascension12 30 31.95 h m s
Declination-02 04 10.6 ° ' "
MPC report
COD C10
CON J.-F. Soulier
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.30-m f/4 reflector + CCD
NUM 5
ACK MPCReport file updated 2025.11.22 07:49:46
NET ATLAS2
AC2 jean-francois.soulier2@wanadoo.fr
0003I        KC2025 11 22.21411 12 30 31.95 -02 04 10.6          12.6 r      C10
0003I        KC2025 11 22.21925 12 30 31.02 -02 04 05.7          12.4 r      C10
0003I        KC2025 11 22.22440 12 30 30.08 -02 04 00.8          12.2 r      C10
0003I        KC2025 11 22.22954 12 30 29.15 -02 03 56.0          12.5 r      C10
0003I        KC2025 11 22.23469 12 30 28.21 -02 03 51.3          12.9 r      C10
Instrument typeNewton
Instrument aperture (0=naked eye)300 mm
Instrument focale length1200 mm
Instrument focale/diameter4
Filter(s)None
CameraST8 XME
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountF60a Axis Instruments
AutoguideNo
Exposure details60 x 30s
Observatory MPC codeC10
LocationSeine et Marne
Reference stars catalogATLAS2
Used softwaresTycho
Resulting picture sampling (scale)1.55 "/pix
Remarks or commentsCloudy
Observation submission date2025 Nov 22 08h41m49s
Observation modification date2025 Nov 22 10h34m57s

(Record n° 30439)

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