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161P/Hartley-IRAS

Perihelion distance : 1.27 AU
Inclination to ecliptic : 96 °
Orbital period : 21.46 years
Eccentricity : 0.84

NASA/JPL elements
IAU/MPC elements


On 2026 Oct 04 19h34 UT by Nicolas Delaunoy


(Copyright Nicolas Delaunoy)

Magnitude (MPC m2)14.8
Aperture radius for m26.1 "
Magnitude bandV
r (dist/Sun) 1.468 AU
d (dist/Earth) 0.506 AU
Right ascension340.9726250 °
Declination-2.6711943 °
InstrumentUNISTELLAR eQuinox2
Instrument typeNewton
Instrument aperture (0=naked eye)115 mm
Instrument focale length452 mm
FilterNone
CameraIMX347
SensorCMOS
Sensor size7.1x5.3 mm2
Sensor pixels number2088x1536
Binning1x1
MountALT-AZ
MotorizationYes
AutoguideNo
Exposure total time1056 s
Picture exposure details264x4s
Sky transparency (naked eye max mag)4
Seeing3
Moon phase106 °
Moon elongation136 °
LocationYerres, 91330, France
Reference stars catalog (phot)UCAC4
Used softwaresTycho tracker V13.6 (master darks avec Siril)
Resulting picture sampling (scale)1.32 "/pix
Observation submission date2026 Oct 06 19h26m52s
Observation modification date2026 Oct 06 19h34m21s

(Record n° 31941)

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