21P/Giacobini-Zinner (Record n° 19160)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 May 15 09h21 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 16.2 m2 standard deviation 0.1 Aperture radius used for m2 6.4 " r (dist/Sun) 1.839 AU d (dist/Earth) 1.374 AU Right ascension 20 03 26.84 h m s Declination +24 54 41.4 ° ' " MPC report COD W96
CON Jean-Gabriel Bosch [JGBosch@free.fr]
OBS A. Maury, J.-B. de Vanssay, J.-G. Bosch
MEA J.-G.Bosch
TEL 0.4-m f/5.4 Ritchey-Chretien + QHY9CCD
ACK MPCReport file updated 2018.05.15 07:14:34
AC2 JGBosch@free.fr
NET UCAC-4
0021P C2018 05 15.38975 20 03 26.84 +24 54 41.4 16.2 N W96
0021P C2018 05 15.41287 20 03 28.96 +24 55 20.4 16.1 N W96
Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 2160 mm Instrument focale/diameter 5.4 Filter(s) None Camera QHY Sensor CCD Sensor temperature -20 °C Binning 2x2 Mount VMA200 Autoguide No Exposure details 50x30s Air mass 1.5 Observatory MPC code W96 Location San Pedro Atacama Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.06 "/pix Observation submission date 2018 May 15 13h18m16s Observation modification date 2018 May 16 16h45m14s