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C/2018 U1 (Lemmon)


NASA/JPL elements
IAU/MPC elements


On 2021 Apr 23 01h58 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Nuclear magnitude (m2)15.8
m2 standard deviation0.1
Aperture radius used for m26.5 "
r (dist/Sun) 5.210 AU
d (dist/Earth) 4.685 AU
Right ascension18 12 56.45 h m s
Declination+01 04 42.5 ° ' "
MPC report
COD C10
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.30-m f/3.8 Newtonian reflector + CCD
ACK C10 2021.04.23 10:44:46
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
    CK18U010 KC2021 04 23.08213 18 12 56.45 +01 04 42.5          15.8 R      C10
    CK18U010 KC2021 04 23.09783 18 12 55.90 +01 04 40.0          15.8 R      C10
    CK18U010 KC2021 04 23.11353 18 12 55.36 +01 04 37.3          15.9 R      C10
Instrument typeNewton
Instrument aperture (0=naked eye)300 mm
Instrument focale length1140 mm
Instrument focale/diameter3.8
Filter(s)None
CameraST8-XME
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountF60a AXIS INSTRUMENTS
AutoguideNo
Exposure details80 x 60s
Observatory MPC codeC10
LocationSeine et Marne (77)
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.62 "/pix
Observation submission date2021 Apr 23 10h47m09s
Observation modification date2021 Apr 23 11h08m21s

(Record n° 23267)

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