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C/2021 S1 (ATLAS)


NASA/JPL elements
IAU/MPC elements


On 2021 Oct 01 03h19 UT by Francois Kugel


(Copyright Francois Kugel)

Nuclear magnitude (m2)18.7
m2 standard deviation0.2
Aperture radius used for m25.8 "
r (dist/Sun) 6.245 AU
d (dist/Earth) 6.183 AU
Right ascension06 56 01.37 h m s
Declination+57 42 10.7 ° ' "
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 2021.10.01 07:17:01
AC2 fkugel@free.fr
COM Tail 1.8 arcmin PA 325°
COM Photometry aperture radius used for m2 = 5.8 arcsec (7 pixels, 0.83 arcsec/pix)
NET NOMAD
    CK21S010 KC2021 10 01.13802 06 56 01.37 +57 42 10.7          18.9 V      A77
    CK21S010 KC2021 10 01.14254 06 56 01.52 +57 42 11.1          18.4 V      A77
    CK21S010 KC2021 10 01.14705 06 56 01.62 +57 42 10.6          18.7 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 details9x120s
Observatory MPC codeA77
Reference stars catalogNOMAD
Resulting picture sampling (scale)0.83 "/pix
Remarks or commentsPCCP A10BpPq Tail 1.8 arcmin PA 325°
Observation submission date2021 Oct 03 07h34m41s
Observation modification date2021 Oct 03 07h36m06s

(Record n° 24065)

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