21P/Giacobini-Zinner (Record n° 19374)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Jul 22 21h13 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Coma Total magnitude (m1) 10.9 Aperture radius used for m1 0.54 ' Nuclear magnitude (m2) 12.6 m2 standard deviation 0.0 Aperture radius used for m2 6.5 " r (dist/Sun) 1.234 AU d (dist/Earth) 0.671 AU Right ascension 22 53 51.28 h m s Declination +61 58 54.6 ° ' " 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 2018.07.22
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0021P C2018 07 22.88424 22 53 51.28 +61 58 54.6 12.6 N C10
0021P C2018 07 22.90633 22 53 59.04 +61 59 32.5 12.6 N C10
0021P C2018 07 22.93251 22 54 08.01 +62 00 16.7 10.9 T 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 -10 °C Binning 1x1 Mount F60a Axis Instruments Autoguide No Exposure details 5 x 60s 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 Jul 23 04h49m16s Observation modification date 2018 Jul 23 16h25m10s