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C/2025 W2 (ATLAS)

Orbital period : 138.90 years

NASA/JPL elements
IAU/MPC elements


On 2025 Dec 10 19h51 UT by Jean-Gabriel Bosch


(Copyright Jean-Gabriel Bosch)

Nuclear magnitude (m2)18.5
m2 standard deviation0.1
Aperture radius used for m26.4 "
r (dist/Sun) 1.453 AU
d (dist/Earth) 0.999 AU
Right ascension16 30 57.07 h m s
Declination+70 30 14.4 ° ' "
MPC report
COD Y87
CON J.-G.Bosch
OBS J.-G.Bosch
MEA J.-G.Bosch
TEL 0.25-m f/4.75 reflector + CMO
NUM 49
ACK MPCReport file updated 2025.12.11 08:24:58
NET Gaia DR2
AC2 jgbosch@free.fr
    CK25W020 KB2025 12 10.82680 16 30 57.07 +70 30 14.4          18.6 G      Y87
    CK25W020 KB2025 12 10.83230 16 31 02.80 +70 30 03.5          18.4 G      Y87
    CK25W020 KB2025 12 10.83762 16 31 08.19 +70 29 52.0          18.6 G      Y87
Instrument typeNewton
Instrument aperture (0=naked eye)250 mm
Instrument focale length1187.5 mm
Instrument focale/diameter4.75
CameraAsi 294MM
SensorCMOS
Sensor temperature0 °C
Binning4x4
MountEQ6-R pro
Exposure details52x25s
Observatory MPC codeY87
LocationTrevinca skies-Amalthea
Reference stars catalogGaia DR2
Used softwaresTycho Tracker
Image resize factor2
Resulting picture sampling (scale)1.6 "/pix
Observation submission date2025 Dec 11 08h33m12s
Observation modification date2025 Dec 11 08h41m23s

(Record n° 30583)

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