C/2015 V2 (Johnson) (Record n° 17851)
NASA/JPL elements
IAU/MPC elements
On 2017 Jun 12 21h18 UT by Patrick Ditz
(Copyright Patrick Ditz)Nuclear magnitude (m2) 13 m2 standard deviation 0.0 Aperture radius used for m2 7.5 " Coma diameter 10 ' r (dist/Sun) 1.637 AU d (dist/Earth) 0.821 AU Right ascension 14 25 55.69 h m s Declination +09 36 55.8 ° ' " 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/2015V2
AC2 patrick.ditz@wanadoo.fr
NET UCAC-4
CK15V020 C2017 06 12.88732 14 25 55.69 +09 36 55.8 13.0 N K97
CK15V020 C2017 06 12.89275 14 25 55.28 +09 36 33.8 13.0 N K97
CK15V020 C2017 06 12.89943 14 25 54.77 +09 36 06.8 13.0 N K97
Instrumental configuration Config1 Instrument perso 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 Valmeca Exposure total time 930 s Exposure details 31x30s Moon phase 18 ° Moon elongation 86 ° Air mass 1.31 Observatory MPC code K97 Location 67130 Freconrupt Reference stars catalog UCAC-4
Used softwares PRISM Image resize factor 0.873 Resulting picture sampling (scale) 1.26 "/pix Image processing PRISM Observation submission date 2017 Jun 19 21h19m06s Observation modification date 2017 Jun 19 23h41m34s