21P/Giacobini-Zinner (Record n° 19603)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Sep 03 02h53 UT by Joel Nicolas
(Copyright Joel Nicolas)Coma Total magnitude (m1) 8.4 Nuclear magnitude (m2) 11.1 m2 standard deviation 0.1 Aperture radius used for m2 8.4 " Afrho 630 cm Afrho error 7 cm r (dist/Sun) 1.018 AU d (dist/Earth) 0.401 AU Right ascension 05 13 52.16 h m s Declination +45 04 23.4 ° ' " 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 2018.09.03 18:03:16
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0021P C2018 09 03.11983 05 13 52.16 +45 04 23.4 11.0 N A77
0021P C2018 09 03.12118 05 13 52.66 +45 04 15.9 11.0 N A77
0021P C2018 09 03.12286 05 13 53.19 +45 04 06.7 11.1 N A77
0021P C2018 09 03.12454 05 13 53.81 +45 03 57.0 11.0 N A77
0021P C2018 09 03.12622 05 13 54.34 +45 03 47.8 11.1 N A77
0021P C2018 09 03.13074 05 13 55.88 +45 03 23.0 11.1 N A77
0021P C2018 09 03.13243 05 13 56.45 +45 03 13.5 11.1 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(s) R Bessel Camera ST8XME Sensor CCD Sensor temperature -18 °C Binning 1x1 Exposure details 3*20s Observatory MPC code A77 Location 04 Dauban Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Observation submission date 2018 Sep 03 18h06m14s Observation modification date 2018 Sep 03 19h14m08s