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C/2018 U1 (Lemmon)


NASA/JPL elements
IAU/MPC elements


On 2021 Jul 10 21h53 UT by Dominique Boust


(Copyright Dominique Boust)

Nuclear magnitude (m2)15.4
m2 standard deviation0.1
Aperture radius used for m25.8 "
r (dist/Sun) 5.072 AU
d (dist/Earth) 4.228 AU
Right ascension16 54 11.54 h m s
Declination-06 45 36.0 ° ' "
MPC report
COD A77
CON D. Boust, Dauban observatory [dboust@orange.fr]
OBS D. Boust
MEA D. Boust
TEL 0.4-m f/2.8 reflector + CCD
ACK MPCReport file updated 2021.07.12 22:19:02
AC2 dboust@orange.fr
NET NOMAD
    CK18U010  C2021 07 10.91149 16 54 11.54 -06 45 36.0          15.3 V      A77
    CK18U010  C2021 07 10.91554 16 54 11.30 -06 45 38.1          15.5 V      A77
    CK18U010  C2021 07 10.91554 16 54 11.30 -06 45 38.3          15.4 V      A77
InstrumentT400
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)None
CameraATIK 460ex
SensorCCD
Sensor size12,5x10 mm2
Sensor pixels number2750x2200
Sensor temperature-10 °C
Binning1x1
MotorizationNo
AutoguideNo
Exposure details10x60s
Seeing3
Observatory MPC codeA77
Reference stars catalogNOMAD
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Jul 13 23h05m45s
Observation modification date2021 Jul 13 23h12m31s

(Record n° 23592)

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