57P/duToit-Neujmin-Delporte (Record n° 24356)
Orbital period : 6.40 years
NASA/JPL elements
IAU/MPC elements
On 2021 Nov 12 17h22 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 11.1 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 1592 cm Afrho error 32 cm r (dist/Sun) 1.736 AU d (dist/Earth) 2.026 AU Right ascension 19 20 46.92 h m s Declination -20 14 09.5 ° ' " 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 2021.11.12 19:08:49
AC2 fkugel@free.fr
NET USNO-B1.0
0057P C2021 11 12.72356 19 20 46.92 -20 14 09.5 14.2 I A77
0057P C2021 11 12.72843 19 20 47.76 -20 14 08.7 14.2 I A77
0057P C2021 11 12.73329 19 20 48.56 -20 14 07.6 11.1 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 -15 °C Binning 1x1 Mount Meade-MCMT-TDM Exposure details 8x60s 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 12 19h17m13s Observation modification date 2021 Nov 12 19h49m43s