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3I/ATLAS


NASA/JPL elements
IAU/MPC elements


On 2026 Jan 24 20h33 UT by Nicolas Delaunoy


(Copyright Nicolas Delaunoy)

Nuclear magnitude (m2)15.4
Aperture radius used for m26.0 "
r (dist/Sun) 3.395 AU
d (dist/Earth) 2.412 AU
Right ascension08 08 04.05 h m s
Declination+17 42 44.7 ° ' "
Instrumental configurationConfig1
InstrumentUNISTELLAR eQuinox2
Instrument typeNewton
Instrument aperture (0=naked eye)115 mm
Instrument focale length450 mm
Instrument focale/diameter3.91
Filter(s)None
CameraIMX347
SensorCMOS
Sensor size7.1x5.3 mm2
Sensor pixels number2088x1536
Binning1x1
MountALT-AZ
MotorizationYes
AutoguideNo
Exposure total time1776 s
Exposure details444x4s
Sky transparency (naked eye max mag)4.5
Seeing4
Moon phase107 °
Moon elongation104 °
LocationYerres, 91330, France
Reference stars catalogUCAC-4
Used softwaresTycho tracker (master darks avec Siril)
Resulting picture sampling (scale)1.32 "/pix
Observation submission date2026 Jan 26 22h08m38s

(Record n° 30929)

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