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C/2021 C3 (Catalina)

Orbital period : 502.70 years

NASA/JPL elements
IAU/MPC elements


On 2021 Feb 17 02h52 UT by Francois Kugel


(Copyright Francois Kugel)

Nuclear magnitude (m2)18.2
m2 standard deviation0.1
Aperture radius used for m25.8 "
r (dist/Sun) 2.277 AU
d (dist/Earth) 1.562 AU
Right ascension13 24 08.10 h m s
Declination-10 08 16.8 ° ' "
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 PCCP file updated 2021.02.17 05:59:34
AC2 fkugel@free.fr
COM Photometry aperture radius used for m2 = 5.8 arcsec (7 pixels, 0.83 arcsec/pix)
COM Dia coma around 12"; Tail 15" in PA 244°
NET NOMAD
    CK21C030 KC2021 02 17.11935 13 24 08.10 -10 08 16.8          18.4 V      A77
    CK21C030 KC2021 02 17.12977 13 24 06.95 -10 07 50.3          18.2 V      A77
    CK21C030 KC2021 02 17.14019 13 24 05.84 -10 07 24.4          18.1 V      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-25 °C
Binning1x1
MountMeade-MCMT-TDM
Exposure details27x90s
Observatory MPC codeA77
Reference stars catalogNOMAD
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Feb 26 07h45m09s
Observation modification date2021 Feb 26 07h46m26s

(Record n° 22999)

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