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C/2021 T4 (Lemmon)


NASA/JPL elements
IAU/MPC elements


On 2022 Oct 21 07h24 UT by Pierre Traverse


(Copyright Pierre Traverse)

Nuclear magnitude (m2)16
m2 standard deviation0.0
Aperture radius used for m26 "
r (dist/Sun) 3.813 AU
d (dist/Earth) 2.862 AU
Right ascension02 33 06.99 h m s
Declination-04 42 48.3 ° ' "
MPC report
COD X03
CON P. Traverse [pierre.traverse@orange.fr]
OBS J. L. Virlichie, P. Traverse, H. Roy, G. Houdin
MEA P. Traverse
TEL 0.35-m f/4.7 Newtonian reflector + CCD
ACK MPCReport file updated 2022.10.25 19:34:26
AC2 pierre.traverse@orange.fr
NET Gaia DR2
    CK21T040 KC2022 10 21.30800 02 33 06.99 -04 42 48.3          16.0 G      X03
    CK21T040 KC2022 10 21.32029 02 33 05.67 -04 42 58.2          16.0 G      X03
    CK21T040 KC2022 10 21.33413 02 33 04.19 -04 43 09.2          16.0 G      X03
Instrumental configurationConfig1
InstrumentONTC 355mm
Instrument typeNewton
Instrument aperture (0=naked eye)350 mm
Instrument focale length1645 mm
Instrument focale/diameter4.7
Filter(s)L
CameraMoravian G3-16200
SensorCCD
Sensor pixels number4540x3640
Sensor temperature-20 °C
Binning2x2
MountSW EQ8
MotorizationNo
AutoguideYes
Exposure details25x120s
Observatory MPC codeX03
LocationMonte Patria Chili
Reference stars catalogGaia DR2
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.4 "/pix
Observation submission date2022 Oct 25 19h41m17s
Observation modification date2022 Oct 25 19h42m26s

(Record n° 26185)

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