21P/Giacobini-Zinner (Record n° 19549)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Aug 22 02h27 UT by Joel Nicolas
(Copyright Joel Nicolas)Coma Total magnitude (m1) 8.0 Nuclear magnitude (m2) 11.5 m2 standard deviation 0.0 Aperture radius used for m2 7.0 " Afrho 844 cm Afrho error 34 cm r (dist/Sun) 1.050 AU d (dist/Earth) 0.450 AU Right ascension 03 43 09.57 h m s Declination +60 14 21.1 ° ' " 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 2018.08.23 18:39:23
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0021P C2018 08 22.10223 03 43 09.57 +60 14 21.1 11.5 N A77
0021P C2018 08 22.10350 03 43 10.28 +60 14 17.0 11.5 N A77
0021P C2018 08 22.10468 03 43 10.87 +60 14 13.0 11.5 N A77
0021P C2018 08 22.10586 03 43 11.61 +60 14 09.1 11.5 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) I Bessel Camera ST8XME Sensor CCD Sensor temperature -15 °C Binning 1x1 Exposure details 3*25s Observatory MPC code A77 Location 04 Dauban Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Observation submission date 2018 Aug 23 18h43m28s Observation modification date 2018 Aug 24 12h14m11s