C/2017 D2 (Barros) (Record n° 17923)
Orbital period : 5851.00 years
NASA/JPL elements
IAU/MPC elements
On 2017 Jul 06 07h30 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 16.9 m2 standard deviation 0.1 Aperture radius used for m2 6.4 " r (dist/Sun) 2.487 AU d (dist/Earth) 1.637 AU Right ascension 22 05 41.54 h m s Declination -35 29 23.6 ° ' " MPC report COD W96
CON Jean-Gabriel Bosch [JGBosch@free.fr]
OBS A. Maury, J.-B. de Vanssay, J.-G. Bosch
MEA J.-G.Bosch
TEL 0.4-m f/5.4 Ritchey-Chretien + CCD
ACK MPCReport file updated 2017.07.06 06:41:06
AC2 JGBosch@free.fr
NET UCAC-4
CK17D020 C2017 07 06.31230 22 05 41.54 -35 29 23.6 16.9 N W96
CK17D020 C2017 07 06.35715 22 05 40.25 -35 29 00.4 16.8 N W96
Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 2160 mm Instrument focale/diameter 5.4 Filter(s) None Camera QHY Sensor CCD Sensor temperature -30 °C Binning 3x3 Mount VMA 200 Autoguide No Exposure details 30x1mn Air mass 1.0 Observatory MPC code W96 Location San Pedro Atacama Chili Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.59 "/pix Observation submission date 2017 Jul 06 12h46m29s Observation modification date 2017 Jul 06 14h12m09s