C/2017 O1 (ASASSN) (Record n° 18416)
Orbital period : 6932.00 years
NASA/JPL elements
IAU/MPC elements
On 2017 Oct 16 03h15 UT by Patrick Ditz
(Copyright Patrick Ditz)Nuclear magnitude (m2) 15.1 m2 standard deviation 0.0 Aperture radius used for m2 7.5 " Coma diameter 5.4 ' Tail position angle
(PA) 233 ° r (dist/Sun) 1.499 AU d (dist/Earth) 0.720 AU Right ascension 04 42 54.22 h m s Declination +52 25 17.7 ° ' " MPC report COD K97
CON P. Ditz [patrick.ditz@wanadoo.fr]
OBS P. Ditz
MEA P. Ditz
TEL 0.20-m f/7.4 reflector + CCD
ACK Report C/2017O1 2017/10/16
AC2 patrick.ditz@wanadoo.fr
NET UCAC-4
CK17O010 C2017 10 16.13513 04 42 54.22 +52 25 17.7 15.1 N K97
CK17O010 C2017 10 16.14820 04 42 54.98 +52 26 11.5 15.1 N K97
CK17O010 C2017 10 16.16224 04 42 55.79 +52 27 09.1 15.1 N K97
Instrumental configuration Config1 Instrument T200 F/D 7.4 Instrument type Newton Instrument aperture (0=naked eye) 200 mm Instrument focale length 1480 mm Instrument focale/diameter 7.4 Filter(s) L Camera ATIK 460 EX Sensor CCD Sensor size 12.5x10.0 mm2 Sensor pixels number 2749x2199 Sensor temperature -15 °C Binning 2x2 Mount VMA300 Exposure total time 1880 s Exposure details 47x40s Moon phase 155 ° Moon elongation 82 ° Air mass 1.0 Observatory MPC code K97 Location 67130 Freconrupt Reference stars catalog UCAC-4
Used softwares PRISM Image resize factor 0.728 Resulting picture sampling (scale) 1.26 "/pix Image processing PRISM Remarks or comments Mesure photométrie: En moyenne Prism donne une magnitude: 15.1 et Astrometrica: 14.9 Observation submission date 2017 Oct 26 10h52m46s Observation modification date 2017 Oct 26 11h06m15s