21P/Giacobini-Zinner (Record n° 19777)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Sep 26 02h48 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) 12.2 m2 standard deviation 0.0 Aperture radius used for m2 6.5 " Afrho 244 cm Afrho error 5 cm r (dist/Sun) 1.038 AU d (dist/Earth) 0.429 AU Right ascension 06 40 46.01 h m s Declination +06 54 17.9 ° ' " 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 2018.09.26
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0021P C2018 09 26.11650 06 40 46.01 +06 54 17.9 12.2 R C10
0021P C2018 09 26.14112 06 40 49.05 +06 52 08.9 09.9 T C10
0021P C2018 09 26.16190 06 40 52.39 +06 50 15.3 12.2 R C10
0021P C2018 09 26.18696 06 40 55.95 +06 48 01.4 12.2 R C10
Instrument type Newton Instrument aperture (0=naked eye) 300 mm Instrument focale length 1140 mm Instrument focale/diameter 3.8 Filter(s) Rc (UBVRI) Camera ST8-XME Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount F60a Axis Instruments Autoguide No Exposure details 20 x 30s 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 26 07h57m28s Observation modification date 2018 Sep 26 16h09m36s