21P/Giacobini-Zinner (Record n° 19083)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Apr 23 08h43 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 17.6 m2 standard deviation 0.1 Aperture radius used for m2 4.3 " r (dist/Sun) 2.042 AU d (dist/Earth) 1.704 AU Right ascension 19 30 07.43 h m s Declination +15 33 34.9 ° ' " MPC report COD W96
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS A. Maury, J.-B. de Vanssay, J.-F. Soulier
MEA J.-F. Soulier
TEL 0.4-m f/5.2 Ritchey-Chretien + CCD
ACK MPCReport file updated 2018.04.23
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0021P KC2018 04 23.36330 19 30 07.43 +15 33 34.9 17.5 N W96
0021P KC2018 04 23.37385 19 30 08.34 +15 33 48.8 17.7 N W96
0021P KC2018 04 23.38500 19 30 09.35 +15 34 03.9 17.7 N W96
Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 2080 mm Instrument focale/diameter 5.2 Filter(s) None Camera QHY Sensor CCD Sensor temperature -10 °C Binning 2x2 Mount VMA 200 Autoguide No Exposure details 18 x 45s Observatory MPC code W96 Location San Pedro d'Atacama Chili Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.06 "/pix Observation submission date 2018 Apr 23 15h40m42s Observation modification date 2018 Apr 23 15h59m36s