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3I/ATLAS


NASA/JPL elements
IAU/MPC elements


On 2025 Jul 13 21h04 UT by Francois Kugel


(Copyright Francois Kugel)

Nuclear magnitude (m2)16.9
m2 standard deviation0.4
Aperture radius used for m25.8 "
r (dist/Sun) 4.116 AU
d (dist/Earth) 3.175 AU
Right ascension17 39 00.86 h m s
Declination-18 26 05.9 ° ' "
MPC report
COD A77
CON F. Kugel
OBS F. Kugel
MEA F. Kugel
TEL 0.40-m f/2.8 reflector + CCD
NUM 6
ACK MPCReport file updated 2025.07.14 08:19:01
NET APASS
AC2 fkugel@free.fr
     3I      KC2025 07 13.87746 17 39 00.86 -18 26 05.9          16.7 R      A77
     3I      KC2025 07 13.88070 17 39 00.41 -18 26 05.1          17.4 R      A77
     3I      KC2025 07 13.88394 17 38 59.88 -18 26 05.5          16.5 R      A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)None
CameraAtik460ex
SensorCCD
Binning1x1
MountMeade MCMT-TDM
Exposure details21x30s
Observatory MPC codeA77
Reference stars catalogAPASS
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2025 Jul 14 08h20m03s
Observation modification date2025 Jul 14 08h25m57s

(Record n° 29791)

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