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C/2021 D1 (SWAN)

Orbital period : 962.20 years

NASA/JPL elements
IAU/MPC elements


On 2021 Apr 04 19h28 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)13.2
Aperture radius used for m10.4 '
Nuclear magnitude (m2)16.5
m2 standard deviation0.2
Aperture radius used for m25.8 "
r (dist/Sun) 1.098 AU
d (dist/Earth) 1.754 AU
Right ascension02 36 07.75 h m s
Declination+32 01 26.6 ° ' "
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 A77 file updated 2021.04.05 10:07:59
AC2 fkugel@free.fr
NET NOMAD
    CK21D010  C2021 04 04.81083 02 36 07.75 +32 01 26.6          16.3 V      A77
    CK21D010  C2021 04 04.81570 02 36 09.43 +32 01 32.8          16.6 V      A77
    CK21D010  C2021 04 04.82137 02 36 11.28 +32 01 36.5          13.2 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
Binning1x1
MountMeade-MCMT-TDM
Exposure details9x60s
Observatory MPC codeA77
Reference stars catalogNOMAD
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Apr 05 10h13m22s
Observation modification date2021 Apr 05 10h17m42s

(Record n° 23172)

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