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3I/ATLAS


NASA/JPL elements
IAU/MPC elements


On 2025 Jul 15 22h19 UT by Philippe Dupouy


(Copyright Philippe Dupouy)

Nuclear magnitude (m2)16.9
m2 standard deviation0.1
Aperture radius used for m26 "
r (dist/Sun) 4.050 AU
d (dist/Earth) 3.127 AU
Right ascension17 33 57.97 h m s
Declination-18 21 59.9 ° ' "
MPC report
COD 958
CON P. Dupouy
OBS P. Dupouy, J. B. de Vanssay
MEA P. Dupouy
TEL 0.43-m f/2.7 Reflector + CCD
ACK MPCReport file updated 2025.07.15 23:49:43
NET Gaia EDR3
AC2 obsdax@orange.fr
     0003I   KC2025 07 15.92961 17 33 57.97 -18 21 59.9          16.9 G      958
     0003I   KC2025 07 15.94956 17 33 54.98 -18 21 56.9          16.8 G      958
     0003I   KC2025 07 15.96939 17 33 52.02 -18 21 55.2          16.9 G      958
InstrumentT430
Instrument typeNewton
Instrument aperture (0=naked eye)430 mm
Instrument focale length1161 mm
Instrument focale/diameter2.7
Filter(s)L
CameraAtik One6
SensorCCD
Binning3x3
Mounthome Meade
MotorizationYes
Exposure total time1540 s
Exposure details77x20s
Observatory MPC code958
LocationDAX
Reference stars catalogGaia EDR3
Used softwaresTycho
Resulting picture sampling (scale)2.49 "/pix
Observation submission date2025 Jul 16 12h26m39s
Observation modification date2025 Jul 16 12h30m53s

(Record n° 29809)

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