57P/du Toit-Neujmin-Delporte (Record n° 13439)
Orbital period : 6.40 years
NASA/JPL elements
IAU/MPC elements
On 2015 Feb 21 09h03 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 19.3 m2 standard deviation 0.1 Aperture radius used for m2 3.4 " r (dist/Sun) 1.913 AU d (dist/Earth) 2.403 AU Right ascension 18 54 08.20 h m s Declination -20 42 16.3 ° ' " MPC report COD W96
CON ALAIN MAURY [amaury@spaceobs.com]
OBS A. Maury, J.-F. Soulier
MEA J.-F. Soulier
TEL 0.4-m f/8 Ritchey-Chretien + CCD
ACK MPCReport file updated 2015.02.21
AC2 amaury@spaceobs.com
NET UCAC-4
0057P KC2015 02 21.37699 18 54 08.20 -20 42 16.3 19.3 N W96
0057P KC2015 02 21.38348 18 54 09.26 -20 42 14.2 19.4 N W96
0057P KC2015 02 21.38998 18 54 10.30 -20 42 12.1 19.2 N W96
Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 3200 mm Instrument focale/diameter 8 Filter(s) None Camera QHY Sensor CCD Sensor temperature -35 °C Binning 2x2 Mount PARAMOUNT Autoguide Yes Exposure details 34 x 60s Moon elongation 83 ° Air mass 2.13 Observatory MPC code W96 Location San Pedro de Atacama, Chili Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 0.69 "/pix Observation submission date 2015 Feb 21 11h13m51s Observation modification date 2015 Feb 21 11h14m34s