57P/duToit-Neujmin-Delporte (Record n° 24411)
Orbital period : 6.40 years
NASA/JPL elements
IAU/MPC elements
On 2021 Nov 19 17h13 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 11.2 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 14.2 m2 standard deviation 0.0 Aperture radius used for m2 5.8 " Afrho 1085 cm r (dist/Sun) 1.746 AU d (dist/Earth) 2.084 AU Right ascension 19 40 37.62 h m s Declination -19 39 16.7 ° ' " 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 2021.11.19 20:13:19
AC2 fkugel@free.fr
NET USNO-B1.0
0057P C2021 11 19.71719 19 40 37.62 -19 39 16.7 14.2 I A77
0057P C2021 11 19.72448 19 40 38.76 -19 39 14.3 14.2 I A77
0057P C2021 11 19.73258 19 40 40.14 -19 39 11.1 11.2 T 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(s) IR pro Camera Atik460ex Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount Meade-MCMT-TDM Exposure details 19x60s Observatory MPC code A77 Reference stars catalog USNO-B1.0
Resulting picture sampling (scale) 0.83 "/pix Remarks or comments Afrho (10000km) Observation submission date 2021 Nov 19 20h17m45s Observation modification date 2021 Nov 21 06h34m34s