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C/2017 B3 (LINEAR)


NASA/JPL elements
IAU/MPC elements


On 2021 Aug 11 23h45 UT by Dominique Boust


(Copyright Dominique Boust)

Nuclear magnitude (m2)18.3
m2 standard deviation0.2
Aperture radius used for m25.8 "
r (dist/Sun) 8.273 AU
d (dist/Earth) 7.748 AU
Right ascension00 45 36.37 h m s
Declination+21 34 32.8 ° ' "
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 2021.08.13 11:39:47
AC2 dboust@orange.fr
NET NOMAD
    CK17B030  C2021 08 11.98966 00 45 36.37 +21 34 32.8          18.1 V      A77
    CK17B030  C2021 08 11.99292 00 45 36.36 +21 34 34.2          18.6 V      A77
    CK17B030  C2021 08 11.99697 00 45 36.22 +21 34 33.0          18.0 V      A77
    CK17B030  C2021 08 12.00102 00 45 36.26 +21 34 34.2          18.3 V      A77
    CK17B030  C2021 08 12.00507 00 45 36.10 +21 34 34.6          18.2 V      A77
    CK17B030  C2021 08 12.00912 00 45 36.05 +21 34 38.0          18.4 V      A77
InstrumentT400
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)Clear
CameraATIK460ex
SensorCCD
Sensor size12.5x10 mm2
Sensor pixels number2750x2200
Sensor temperature-10 °C
Binning1x1
AutoguideNo
Exposure details30x60s
Observatory MPC codeA77
Reference stars catalogNOMAD
Used softwaresASTROMETRICA
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Aug 13 15h30m56s
Observation modification date2021 Aug 13 15h33m17s

(Record n° 23777)

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