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C/2017 M4 (ATLAS)


NASA/JPL elements
IAU/MPC elements


On 2018 Jun 19 22h14 UT by Hubert Boussier


(Copyright Hubert Boussier)

Nuclear magnitude (m2)15
m2 standard deviation0.0
Aperture radius used for m29 "
r (dist/Sun) 3.821 AU
d (dist/Earth) 3.336 AU
Right ascension17 58 42.91 h m s
Declination+45 18 15.4 ° ' "
MPC report
COD K21
CON Hubert Boussier [astrild@orange.fr]
OBS H. Boussier
MEA H. Boussier
TEL 0.203-m SC f/6.2 +CCD ST7XME
ACK MPCReport file updated 2018.06.21 09:57:02
AC2 astrild@orange.fr
NET CMC-15
    CK17M040 KC2018 06 19.92633 17 58 42.91 +45 18 15.4          15.0 N      K21
    CK17M040 KC2018 06 19.93680 17 58 41.51 +45 18 10.0          15.0 N      K21
    CK17M040 KC2018 06 19.94529 17 58 40.43 +45 18 06.3          15.0 N      K21
InstrumentC8
Instrument aperture (0=naked eye)203 mm
Instrument focale length1258.6 mm
Instrument focale/diameter6.2
CameraSBIG ST8-XME
SensorCCD
Sensor size13.8x9.2 mm2
Sensor pixels number1530x1020
Sensor temperature-15 °C
MountSphinx
MotorizationYes
AutoguideYes
Exposure details11x180s
Sky transparency (naked eye max mag)4
Observatory MPC codeK21
Location84450
Reference stars catalogCMC-15
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.5 "/pix
Observation submission date2018 Jun 21 13h35m04s
Observation modification date2018 Jun 21 14h04m56s

(Record n° 19255)

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