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C/2021 T4 (Lemmon)


NASA/JPL elements
IAU/MPC elements


On 2022 Sep 22 02h29 UT by Francois Kugel


(Copyright Francois Kugel)

Nuclear magnitude (m2)17
m2 standard deviation0.0
Aperture radius used for m25.8 "
r (dist/Sun) 4.093 AU
d (dist/Earth) 3.372 AU
Right ascension03 13 55.30 h m s
Declination+01 18 16.1 ° ' "
MPC report
COD A77
CON FRANCOIS KUGEL [fkugel@free.fr]
OBS F. Kugel
MEA F. Kugel
TEL 0.4-m f/2.8 reflector + CCD
ACK MPCReport file updated 2022.09.22 07:14:27
AC2 fkugel@free.fr
NET UCAC-4
    CK21T040  C2022 09 22.10379 03 13 55.30 +01 18 16.1          17.0 V      A77
    CK21T040  C2022 09 22.10704 03 13 55.08 +01 18 14.5          17.0 V      A77
    CK21T040  C2022 09 22.11028 03 13 54.89 +01 18 12.8          17.0 V      A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)None
CameraAik460ex
SensorCCD
Sensor temperature-15 °C
Binning1x1
MountMeade-MCMT-TDM
Exposure details9x60s
Observatory MPC codeA77
Reference stars catalogUCAC-4
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2022 Sep 22 07h24m42s
Observation modification date2022 Sep 22 07h36m25s

(Record n° 26015)

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