21P/Giacobini-Zinner (Record n° 19456)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Aug 11 02h20 UT by Joel Nicolas
(Copyright Joel Nicolas)Coma Total magnitude (m1) 9.4 Nuclear magnitude (m2) 11.9 m2 standard deviation 0.0 Aperture radius used for m2 5.6 " Afrho 713 cm r (dist/Sun) 1.101 AU d (dist/Earth) 0.520 AU Right ascension 01 44 05.78 h m s Declination +66 13 57.7 ° ' " 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 2018.08.11 09:56:00
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0021P C2018 08 11.09719 01 44 05.78 +66 13 57.7 11.9 N A77
0021P C2018 08 11.09954 01 44 07.44 +66 13 56.4 11.9 N A77
0021P C2018 08 11.10231 01 44 09.27 +66 13 54.7 11.9 N A77
0021P C2018 08 11.10509 01 44 11.04 +66 13 52.6 11.9 N A77
0021P C2018 08 11.10787 01 44 12.93 +66 13 51.1 11.9 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(s) R Bessel Camera ST8XME Sensor CCD Sensor temperature -18 °C Binning 1x1 Exposure details 3*60s Observatory MPC code A77 Location 04 Dauban Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.4 "/pix Observation submission date 2018 Aug 11 09h59m23s Observation modification date 2018 Aug 11 16h05m13s