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C/2021 O3 (PANSTARRS)


NASA/JPL elements
IAU/MPC elements


On 2021 Nov 30 17h46 UT by Dominique Boust


(Copyright Dominique Boust)

Nuclear magnitude (m2)17.1
m2 standard deviation0.1
Aperture radius used for m25.8 "
r (dist/Sun) 2.738 AU
d (dist/Earth) 2.612 AU
Right ascension21 56 22.64 h m s
Declination+07 55 09.9 ° ' "
MPC report
COD A77
CON D. Boust, Dauban observatory [dboust@orange.fr]
OBS D. Boust
MEA D. Boust
TEL 0.4-m f/2.8 reflector + CCD
ACK MPCReport file updated 2021.12.03 19:29:01
AC2 dboust@orange.fr
NET NOMAD
    CK21O030  C2021 11 30.74035 21 56 22.64 +07 55 09.9          17.1 V      A77
    CK21O030  C2021 11 30.74281 21 56 22.70 +07 55 08.1          17.2 V      A77
    CK21O030  C2021 11 30.74694 21 56 22.76 +07 55 05.0          17.2 V      A77
    CK21O030  C2021 11 30.75354 21 56 22.83 +07 55 00.3          16.9 V      A77
    CK21O030  C2021 11 30.75685 21 56 22.87 +07 54 57.6          17.1 V      A77
InstrumentT400
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)None
CameraATIK460ex
SensorCCD
Sensor size12.49x9.99 mm2
Sensor pixels number2750x2200
Sensor temperature-25 °C
Binning1x1
AutoguideNo
Exposure total time1260 s
Exposure details21x60s
Seeing5
Observatory MPC codeA77
Reference stars catalogNOMAD
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Dec 04 10h58m09s
Observation modification date2021 Dec 04 11h01m24s

(Record n° 24503)

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