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C/2017 M4 (ATLAS)


NASA/JPL elements
IAU/MPC elements


On 2018 May 08 01h03 UT by Patrick Ditz


(Copyright Patrick Ditz)

Nuclear magnitude (m2)16.1
m2 standard deviation0.0
Aperture radius used for m27.5 "
Coma diameter0.5 '
r (dist/Sun) 4.035 AU
d (dist/Earth) 3.824 AU
Right ascension19 16 16.34 h m s
Declination+45 27 37.1 ° ' "
MPC report
COD K97
CON P. Ditz [patrick.ditz@wanadoo.fr]
OBS P. Ditz
MEA P. Ditz
TEL 0.20-m f/7.45 reflector + CCD
ACK MPCReport C/2017 M4 2018/05/08
AC2 patrick.ditz@wanadoo.fr
NET UCAC-4
    CK17M040  C2018 05 08.04368 19 16 16.34 +45 27 37.1          16.1 N      K97
    CK17M040  C2018 05 08.05133 19 16 15.80 +45 27 39.7          16.1 N      K97
    CK17M040  C2018 05 08.06963 19 16 14.47 +45 27 45.5          16.1 N      K97
Instrumental configurationConfig1
InstrumentT200 F/D 7.45
Instrument typeNewton
Instrument aperture (0=naked eye)200 mm
Instrument focale length1490 mm
Instrument focale/diameter7.45
Filter(s)L
CameraATIK 460 EX
SensorCCD
Sensor size12.5x10.0 mm2
Sensor pixels number2749x2199
Sensor temperature-15 °C
Binning2x2
MountVMA300
Exposure total time3240 s
Exposure details27x120s
Moon phase88 °
Moon elongation68 °
Air mass1.2
Observatory MPC codeK97
Location67130 Freconrupt
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.26 "/pix
Image processingPRISM
Observation submission date2018 May 08 13h34m05s
Observation modification date2018 May 08 14h44m33s

(Record n° 19129)

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