57P/duToit-Neujmin-Delporte (Record n° 24223)
Perihelion distance : 1.71 AU
Inclination to ecliptic : 3 °
Orbital period : 6.38 years
Eccentricity : 0.5
NASA/JPL elements
IAU/MPC elements
On 2021 Oct 22 17h44 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 12 Aperture radius for m1 0.4 ' Magnitude (MPC m2) 15.1 Magnitude standard deviation 0.1 Aperture radius for m2 5.8 " r (dist/Sun) 1.721 AU d (dist/Earth) 1.864 AU Right ascension 275.39808 ° Declination -21.03064 ° MPC report COD A77
CON FRANCOIS KUGEL [fkugel@free.fr]
OBS F. Kugel
MEA F. Kugel
TEL 0.4-m f/2.8 reflector + CCD
ACK A77 file updated 2021.10.23 08:14:44
AC2 fkugel@free.fr
NET NOMAD
0057P C2021 10 22.73891 18 21 35.54 -21 01 50.3 12.0 T A77
0057P C2021 10 22.74783 18 21 36.95 -21 01 50.5 15.2 V A77
0057P C2021 10 22.75512 18 21 38.15 -21 01 50.2 15.0 V A77
Instrumental configuration Config2 Instrument type Newton Instrument aperture (0=naked eye) 400 mm Instrument focale length 1120 mm Instrument focale/diameter 2.8 Filter None Camera Atik460ex Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount Meade-MCMT-TDM Exposure details 7x60s Observatory MPC code A77 Reference stars catalog (ast) NOMAD
Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Oct 23 08h19m15s Observation modification date 2021 Oct 23 09h37m02s