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3I/ATLAS


NASA/JPL elements
IAU/MPC elements


On 2025 Jul 03 00h39 UT by Jean-Louis Virlichie


(Copyright Jean-Louis Virlichie)

Nuclear magnitude (m2)17.1
m2 standard deviation0.2
Aperture radius used for m26.0 "
r (dist/Sun) 4.448 AU
d (dist/Earth) 3.446 AU
Right ascension18 03 42.41 h m s
Declination-18 40 19.4 ° ' "
MPC report
COD X03
CON J. L. Virlichie [jl.virlichie@gmail.com]
OBS J. L. Virlichie, P. Traverse, H. Roy
MEA J. L. Virlichie
TEL 0.36-m f/4.8 reflector + CMO
NUM 5
ACK MPCReport file updated 2025.07.03 16:35:35
NET Gaia EDR3
AC2 jl.virlichie@gmail.com
0003I        KB2025 07 03.02701 18 03 42.41 -18 40 19.4          17.2 G      X03
0003I        KB2025 07 03.03528 18 03 41.35 -18 40 19.1          17.0 G      X03
0003I        KB2025 07 03.04315 18 03 40.36 -18 40 18.8          16.7 G      X03
0003I        KB2025 07 03.05064 18 03 39.40 -18 40 18.4          17.2 G      X03
0003I        KB2025 07 03.05814 18 03 38.44 -18 40 18.3          17.2 G      X03
Instrumental configurationConfig1
InstrumentONTC 355
Instrument typeNewton
Instrument aperture (0=naked eye)360 mm
Instrument focale length1728 mm
Instrument focale/diameter4.8
CameraPlayer One IMX571 Mono
SensorCMOS
Sensor size23.5x15.7 mm2
Sensor pixels number6252x4176
Sensor temperature-10 °C
Binning2x2
MountSW EQ8
AutoguideYes
Exposure details11x1mn
Observatory MPC codeX03
LocationPoroto Chili
Reference stars catalogGaia EDR3
Used softwaresTycho V12.1
Resulting picture sampling (scale)0.86 "/pix
Observation submission date2025 Jul 16 14h27m41s
Observation modification date2025 Jul 16 14h30m19s

(Record n° 29810)

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