21P/Giacobini-Zinner (Record n° 19482)
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 Aug 14 01h43 UT by Joel NicolasMagnitude (MPC m2) 12 Magnitude standard deviation 0.0 Aperture radius for m2 5.6 " Afrho 722 cm Afrho error 29 cm r (dist/Sun) 1.085 AU d (dist/Earth) 0.499 AU Right ascension 34.501 ° Declination +65.40667 ° 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 2018.08.14 15:58:21
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0021P C2018 08 14.07132 02 18 00.24 +65 24 24.0 12.0 N A77
0021P C2018 08 14.07285 02 18 01.38 +65 24 22.2 12.0 N A77
0021P C2018 08 14.07488 02 18 02.60 +65 24 19.5 12.0 N A77
0021P C2018 08 14.07692 02 18 03.95 +65 24 16.6 12.0 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 V Bessel Camera ST8XME Sensor CCD Sensor temperature -12 °C Binning 1x1 Observatory MPC code A77 Location 04 Dauban Reference stars catalog (ast) UCAC-4
Used softwares ASTROMETRICA Observation submission date 2018 Aug 14 16h01m01s Observation modification date 2018 Aug 15 16h11m42s