Home

3I/ATLAS

Perihelion distance : 1.36 AU
Inclination to ecliptic : 175 °
Eccentricity : 6.14

NASA/JPL elements
IAU/MPC elements


On 2025 Aug 22 20h47 UT by Eric Tessier


(Copyright Eric Tessier)

Coma Total magnitude (m1)15.7
Aperture radius for m10.2 '
Magnitude (MPC m2)16
Aperture radius for m26.8 "
Coma diameter0.25 '
r (dist/Sun) 2.822 AU
d (dist/Earth) 2.616 AU
Right ascension238.10742 °
Declination-15.50194 °
InstrumentSW ED120
Instrument typeRefractor
Instrument aperture (0=naked eye)120 mm
Instrument focale length765 mm
FilterNone
CameraATIK 314L+
SensorCCD
Sensor temperature-10 °C
Binning1x1
MountSphinx
MotorizationYes
AutoguideNo
Exposure details43x20s
Moon phase180 °
Air mass3.8
LocationYonne (89)
Used softwaresIRIS
Resulting picture sampling (scale)1.7 "/pix
Image processingIRIS
Remarks or commentsPhotométrie sur bande G de Gaia. Etoile de référence 6262640252668277000 (DR3) Astrométrie : écart de -2 arcsec en delta / MPC
Observation submission date2025 Aug 23 17h27m30s
Observation modification date2025 Aug 26 22h45m21s

(Record n° 29948)

Home