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C/2025 R1 (ATLAS)

Orbital period : 2133.00 years

NASA/JPL elements
IAU/MPC elements


On 2025 Oct 31 18h30 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Nuclear magnitude (m2)18.1
m2 standard deviation0.1
Aperture radius used for m26.2 "
r (dist/Sun) 1.995 AU
d (dist/Earth) 1.731 AU
Right ascension18 40 39.39 h m s
Declination+58 37 21.8 ° ' "
MPC report
COD C10
CON J.-F. Soulier
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.30-m f/4 reflector + CCD
NUM 6
ACK MPCReport file updated 2025.11.01 09:17:27
NET UCAC4
AC2 jean-francois.soulier2@wanadoo.fr
    CK25R010 KC2025 10 31.77086 18 40 39.39 +58 37 21.8          18.0 r      C10
    CK25R010 KC2025 10 31.77967 18 40 39.30 +58 36 52.5          18.1 r      C10
    CK25R010 KC2025 10 31.78840 18 40 39.22 +58 36 23.6          17.9 r      C10
    CK25R010 KC2025 10 31.79697 18 40 39.12 +58 35 55.3          18.1 r      C10
    CK25R010 KC2025 10 31.80557 18 40 39.08 +58 35 26.5          18.3 r      C10
    CK25R010 KC2025 10 31.81418 18 40 38.92 +58 34 58.0          18.1 r      C10
Instrument typeNewton
Instrument aperture (0=naked eye)300 mm
Instrument focale length1200 mm
Instrument focale/diameter4
Filter(s)None
CameraST8 XME
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountF60a Axis Instruments
AutoguideNo
Exposure details120 x 30s
Observatory MPC codeC10
LocationSeine et Marne
Reference stars catalogUCAC4
Used softwaresTycho
Resulting picture sampling (scale)1.55 "/pix
Observation submission date2025 Nov 01 10h37m49s
Observation modification date2025 Nov 01 10h41m40s

(Record n° 30265)

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