C/2015 V2 (Johnson) (Record n° 17782)
NASA/JPL elements
IAU/MPC elements
On 2017 May 17 21h07 UT by Patrick Ditz
(Copyright Patrick Ditz)Nuclear magnitude (m2) 13.4 m2 standard deviation 0.1 Aperture radius used for m2 7.5 " Tail position angle
(PA) 315 ° r (dist/Sun) 1.675 AU d (dist/Earth) 0.878 AU Right ascension 15 14 41.17 h m s Declination +35 12 04.2 ° ' " 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 2017/05/17
AC2 patrick.ditz@wanadoo.fr
NET UCAC-4
CK15V020 C2017 05 17.88013 15 14 41.17 +35 12 04.2 13.4 N K97
CK15V020 C2017 05 17.87000 15 14 42.62 +35 12 30.4 13.5 N K97
CK15V020 C2017 05 17.89164 15 14 39.50 +35 11 34.3 13.4 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 -10.5 °C Binning 2x2 Mount VMA300 Valmeca Exposure total time 1720 s Exposure details 43x40s Air mass 1.1 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 02 21h51m51s Observation modification date 2017 Jun 02 22h10m22s