C/2015 V2 (Johnson) (Record n° 17798)
NASA/JPL elements
IAU/MPC elements
On 2017 May 23 21h18 UT by Patrick Ditz
(Copyright Patrick Ditz)Nuclear magnitude (m2) 13.2 m2 standard deviation 0.1 Aperture radius used for m2 7.5 " Tail position angle
(PA) 321 ° r (dist/Sun) 1.660 AU d (dist/Earth) 0.843 AU Right ascension 15 00 54.81 h m s Declination +30 24 00.9 ° ' " 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 2017/05/23
AC2 patrick.ditz@wanadoo.fr
NET UCAC-4
CK15V020 C2017 05 23.88737 15 00 54.81 +30 24 00.9 13.2 N K97
CK15V020 C2017 05 23.89825 15 00 53.32 +30 23 26.8 13.2 N K97
CK15V020 C2017 05 23.90999 15 00 51.72 +30 22 49.8 13.2 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 -14.6 °C Binning 2x2 Mount VMA300 Valmeca Exposure total time 1720 s Exposure details 43 x40 s Air mass 1.07 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 05 21h32m05s Observation modification date 2017 Jun 10 11h48m56s