21P/Giacobini-Zinner (Record n° 19689)
Perihelion distance : 1.01 AU
Inclination to ecliptic : 32 °
Orbital period : 6.52 years
Eccentricity : 0.71
NASA/JPL elements
IAU/MPC elements
On 2018 Sep 11 02h54 UT by Joel NicolasMagnitude (MPC m2) 11.2 Magnitude standard deviation 0.0 Aperture radius for m2 8.4 " Afrho 517 cm Afrho error 10 cm r (dist/Sun) 1.013 AU d (dist/Earth) 0.392 AU Right ascension 88.27146 ° Declination +31.76231 ° MPC report COD A77
CON J. NICOLAS [nicolas.joel@wanadoo.fr]
OBS J. Nicolas
MEA J. Nicolas
TEL 0.41-m f/3.3 reflector + CCD
ACK MPCReport file updated 2018.09.13 14:45:55
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0021P C2018 09 11.12104 05 53 05.15 +31 45 44.3 11.2 N A77
0021P C2018 09 11.12243 05 53 05.50 +31 45 35.4 11.2 N A77
0021P C2018 09 11.12405 05 53 05.91 +31 45 25.6 11.2 N A77
0021P C2018 09 11.12567 05 53 06.31 +31 45 15.3 11.2 N A77
0021P C2018 09 11.12697 05 53 06.58 +31 45 07.6 11.2 N A77
0021P C2018 09 11.12794 05 53 06.88 +31 45 01.5 11.2 N A77
0021P C2018 09 11.12924 05 53 07.17 +31 44 53.8 11.2 N A77
Instrumental configuration Config1 Instrument type Newton Instrument aperture (0=naked eye) 410 mm Instrument focale length 1353 mm Instrument focale/diameter 3.3 Filter R Bessel Camera ST8XME Sensor CCD Sensor temperature -15 °C Binning 1x1 Observatory MPC code A77 Location 04 Dauban Reference stars catalog (ast) UCAC-4
Used softwares ASTROMETRICA Observation submission date 2018 Sep 13 16h20m54s Observation modification date 2018 Sep 13 16h22m37s