21P/Giacobini-Zinner (Record n° 19830)
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 Oct 05 03h16 UT by Joel NicolasMagnitude (MPC m2) 13.1 Magnitude standard deviation 0.0 Aperture radius for m2 5.6 " Afrho 137 cm Afrho error 3 cm r (dist/Sun) 1.073 AU d (dist/Earth) 0.478 AU Right ascension 104.88817 ° Declination -5.20128 ° 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 2018.10.05 09:55:46
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0021P C2018 10 05.13644 06 59 33.16 -05 12 04.6 13.1 N A77
0021P C2018 10 05.13848 06 59 33.41 -05 12 13.3 13.1 N A77
0021P C2018 10 05.14339 06 59 33.87 -05 12 34.7 13.1 N A77
0021P C2018 10 05.14637 06 59 34.19 -05 12 47.6 13.1 N A77
0021P C2018 10 05.14862 06 59 34.40 -05 12 57.4 13.1 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 -18 °C Binning 1x1 Observatory MPC code A77 Location 04 Dauban Reference stars catalog (ast) UCAC-4
Used softwares ASTROMETRICA Observation submission date 2018 Oct 05 09h59m32s Observation modification date 2018 Oct 05 11h02m13s