21P/Giacobini-Zinner (Record n° 19787)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Sep 27 01h02 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Coma Total magnitude (m1) 9.9 Aperture radius used for m1 0.81 ' Nuclear magnitude (m2) 12.3 m2 standard deviation 0.0 Aperture radius used for m2 6.5 " Afrho 269 cm Afrho error 7 cm r (dist/Sun) 1.041 AU d (dist/Earth) 0.434 AU Right ascension 06 42 58.19 h m s Declination +05 32 29.5 ° ' " MPC report COD C10
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.30-m f/3.8 Newtonian reflector + CCD
ACK MPCReport file updated 2018.09.27
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0021P C2018 09 27.04316 06 42 58.19 +05 32 29.5 9.9 T C10
0021P C2018 09 27.06498 06 43 01.73 +05 30 32.5 12.3 R C10
0021P C2018 09 27.08286 06 43 04.23 +05 28 58.5 12.3 R C10
Instrument type Newton Instrument aperture (0=naked eye) 300 mm Instrument focale length 1140 mm Instrument focale/diameter 3.8 Filter(s) None Camera ST8-XME Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount F60a Axis Instruments Autoguide No Exposure details 30 x 20s Observatory MPC code C10 Location Seine et Marne (77) Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.62 "/pix Observation submission date 2018 Sep 27 08h33m34s Observation modification date 2018 Sep 27 15h06m50s