21P/Giacobini-Zinner (Record n° 19721)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Sep 17 08h49 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 11.6 m2 standard deviation 0.0 Aperture radius used for m2 6.7 " r (dist/Sun) 1.017 AU d (dist/Earth) 0.399 AU Right ascension 06 16 05.50 h m s Declination +20 58 03.8 ° ' " 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 Ritchey-Chretien + CCD
ACK MPCReport file updated 2018.09.17 06:45:34
AC2 JGBosch@free.fr
NET UCAC-4
0021P C2018 09 17.36705 06 16 05.50 +20 58 03.8 11.6 N W96
0021P C2018 09 17.37654 06 16 07.31 +20 57 06.1 11.6 N W96
Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 2000 mm Instrument focale/diameter 5 Camera APOGEE ALTA Sensor CCD Sensor temperature -25 °C Binning 2x2 Mount VMA200 Autoguide No Exposure details 40x15s Air mass 1.1 Observatory MPC code W96 Location San Pedro Atacama Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.17 "/pix Observation submission date 2018 Sep 17 11h46m57s Observation modification date 2018 Sep 17 18h47m33s