57P/du Toit-Neujmin-Delporte (Record n° 23361)
Orbital period : 6.40 years
NASA/JPL elements
IAU/MPC elements
On 2021 May 11 21h58 UT by Jean-Gabriel Bosch
(Copyright Jean-Gabriel Bosch)Nuclear magnitude (m2) 17 m2 standard deviation 0.3 Aperture radius used for m2 5.8 " r (dist/Sun) 2.221 AU d (dist/Earth) 1.214 AU Right ascension 15 34 10.44 h m s Declination -15 27 22.3 ° ' " MPC report COD A77
CON J.-G. Bosch [JGBosch@free.fr]
OBS J.-G.Bosch
MEA J.-G. Bosch
TEL 0.4-m f/2.8 reflector + CCD
ACK MPCReport file updated 2021.05.12 12:58:20
AC2 JGBosch@free.fr
NET UCAC-4
0057P KC2021 05 11.91534 15 34 10.44 -15 27 22.3 16.6 R A77
0057P KC2021 05 11.92136 15 34 10.23 -15 27 18.3 17.3 R A77
0057P KC2021 05 11.92437 15 34 10.05 -15 27 19.2 17.0 R A77
Instrument NEWTON Instrument type Newton Instrument aperture (0=naked eye) 400 mm Instrument focale length 1120 mm Instrument focale/diameter 2.8 Camera Atik 460ex Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount Meade-MCMT-TDM Exposure details 8x2mn Observatory MPC code A77 Location Obs. Dauban A77 Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 May 12 13h01m41s Observation modification date 2021 May 12 14h54m18s