C/2018 A3 (ATLAS) (Record n° 19067)
Orbital period : 8678.00 years
NASA/JPL elements
IAU/MPC elements
On 2018 Apr 20 22h39 UT by Patrick Ditz
(Copyright Patrick Ditz)Nuclear magnitude (m2) 17.5 m2 standard deviation 0.1 Aperture radius used for m2 7.5 " Coma diameter 0.23 ' Tail length 0.008 ° Tail position angle
(PA) 135 ° r (dist/Sun) 4.111 AU d (dist/Earth) 3.480 AU Right ascension 11 11 24.33 h m s Declination +31 58 11.4 ° ' " 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 file updated 2018.04.21 14:59:48
AC2 patrick.ditz@wanadoo.fr
NET UCAC-4
CK18A030 C2018 04 20.94362 11 11 24.33 +31 58 11.4 17.6 N K97
CK18A030 C2018 04 20.96568 11 11 22.46 +31 58 22.4 17.5 N K97
CK18A030 C2018 04 20.98407 11 11 20.87 +31 58 31.8 17.3 N K97
Instrumental configuration Config1 Instrument T200 F/D 7.45 Instrument type Newton Instrument aperture (0=naked eye) 200 mm Instrument focale length 1490 mm Instrument focale/diameter 7.45 Filter(s) L Camera ATIK 460 EX Sensor CCD Sensor size 12.5x10.0 mm2 Sensor pixels number 2749x2199 Sensor temperature -12.6 °C Binning 2x2 Mount VMA300 Exposure total time 3500 s Exposure details 35x100s Moon phase 130 ° Moon elongation 65 ° Air mass 1.1 Observatory MPC code K97 Location 67130 Freconrupt Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.26 "/pix Image processing PRISM Remarks or comments Une faible queue cométaire est visible Observation submission date 2018 Apr 21 15h17m10s Observation modification date 2018 Apr 21 15h24m10s