C/2017 M4 (ATLAS) (Record n° 19255)
NASA/JPL elements
IAU/MPC elements
On 2018 Jun 19 22h14 UT by Hubert Boussier
(Copyright Hubert Boussier)Nuclear magnitude (m2) 15 m2 standard deviation 0.0 Aperture radius used for m2 9 " r (dist/Sun) 3.821 AU d (dist/Earth) 3.336 AU Right ascension 17 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
Instrument C8 Instrument aperture (0=naked eye) 203 mm Instrument focale length 1258.6 mm Instrument focale/diameter 6.2 Camera SBIG ST8-XME Sensor CCD Sensor size 13.8x9.2 mm2 Sensor pixels number 1530x1020 Sensor temperature -15 °C Mount Sphinx Motorization Yes Autoguide Yes Exposure details 11x180s Sky transparency (naked eye max mag) 4 Observatory MPC code K21 Location 84450 Reference stars catalog CMC-15
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.5 "/pix Observation submission date 2018 Jun 21 13h35m04s Observation modification date 2018 Jun 21 14h04m56s