41P/Tuttle-Giacobini-Kresak (Record n° 17634)
Orbital period : 5.43 years
NASA/JPL elements
IAU/MPC elements
On 2017 Apr 21 23h59 UT by Patrick Ditz
(Copyright Patrick Ditz)Nuclear magnitude (m2) 14.58 Aperture radius used for m2 7.5 " Coma diameter 13 ' r (dist/Sun) 1.051 AU d (dist/Earth) 0.167 AU Right ascension 17 42 08.65 h m s Declination +48 56 04.4 ° ' " Instrument perso 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 -15 °C Binning 2x2 Mount VMA300 Valmeca Motorization Yes Exposure total time 1470 s Exposure details 49x30s Moon phase 123 ° Air mass 1.17 Observatory MPC code K97 Location 67130 Freconrupt Reference stars catalog UCAC-4 Used softwares PRISM Image resize factor 0.8733 Resulting picture sampling (scale) 1.26 "/pix Observation submission date 2017 May 07 13h39m30s Observation modification date 2017 May 20 11h57m37s