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C/2019 T4 (ATLAS)


NASA/JPL elements
IAU/MPC elements


On 2021 Dec 17 05h23 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)11.7
Aperture radius used for m10.4 '
Nuclear magnitude (m2)15.6
m2 standard deviation0.1
Aperture radius used for m25.8 "
r (dist/Sun) 4.482 AU
d (dist/Earth) 4.618 AU
Right ascension11 52 57.62 h m s
Declination-28 54 15.1 ° ' "
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 2021.12.17 07:36:37
AC2 fkugel@free.fr
NET NOMAD
    CK19T040  C2021 12 17.22453 11 52 57.62 -28 54 15.1          15.5 V      A77
    CK19T040  C2021 12 17.22778 11 52 57.80 -28 54 15.7          15.7 V      A77
    CK19T040  C2021 12 17.23102 11 52 57.99 -28 54 15.0          11.7 T      A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)None
CameraAtik460ex
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountMeade-MCMT-TDM
Exposure details9x60s
Observatory MPC codeA77
Reference stars catalogNOMAD
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Dec 17 07h40m09s
Observation modification date2021 Dec 17 07h40m42s

(Record n° 24625)

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