C/2017 M4 (ATLAS) (Record n° 19159)
NASA/JPL elements
IAU/MPC elements
On 2018 May 15 08h36 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 15.9 m2 standard deviation 0.1 Aperture radius used for m2 6.4 " r (dist/Sun) 3.997 AU d (dist/Earth) 3.726 AU Right ascension 19 06 43.70 h m s Declination +46 03 11.5 ° ' " MPC report COD W96
CON Jean-Gabriel Bosch [JGBosch@free.fr]
OBS A. Maury, J.-B. de Vanssay, J.-G. Bosch
MEA J.-G.Bosch
TEL 0.4-m f/5.4 Ritchey-Chretien + QHY9CCD
ACK MPCReport file updated 2018.05.15 07:14:34
AC2 JGBosch@free.fr
NET UCAC-4
CK17M040 C2018 05 15.35833 19 06 43.70 +46 03 11.5 15.9 N W96
CK17M040 C2018 05 15.38203 19 06 41.71 +46 03 17.1 15.8 N W96
Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 2160 mm Instrument focale/diameter 5.4 Filter(s) None Camera QHY Sensor CCD Sensor temperature -20 °C Binning 2x2 Mount VMA200 Autoguide No Exposure details 31x60s Air mass 2.3 Observatory MPC code W96 Location San Pedro Atacama Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.06 "/pix Observation submission date 2018 May 15 13h18m16s Observation modification date 2018 May 16 16h44m30s