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C/2021 S4 (Tsuchinshan)

Perihelion distance : 6.7 AU
Inclination to ecliptic : 17 °
Orbital period : 1817 years
Eccentricity : 0.96

NASA/JPL elements
IAU/MPC elements


On 2022 Oct 27 01h20 UT by Francois Kugel


(Copyright Francois Kugel)

Magnitude (MPC m2)17.9
Magnitude standard deviation0.1
Aperture radius for m25.8 "
r (dist/Sun) 7.249 AU
d (dist/Earth) 6.298 AU
Right ascension39.49158 °
Declination+28.98069 °
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 2022.10.27 07:29:49
AC2 fkugel@free.fr
NET NOMAD
    CK21S040 KC2022 10 27.05565 02 37 57.98 +28 58 50.5          17.9 V      A77
    CK21S040 KC2022 10 27.06770 02 37 57.72 +28 58 49.8          18.0 V      A77
    CK21S040 KC2022 10 27.07823 02 37 57.42 +28 58 50.1          17.9 V      A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
FilterNone
CameraAtik460ex
SensorCCD
Binning1x1
Exposure details21x120s
Observatory MPC codeA77
Reference stars catalog (ast)NOMAD
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2022 Oct 27 07h32m49s
Observation modification date2022 Oct 27 07h50m54s

(Record n° 26193)

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