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57P/duToit-Neujmin-Delporte

Orbital period : 6.40 years

NASA/JPL elements
IAU/MPC elements


On 2021 Nov 27 17h36 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)11.3
Aperture radius used for m10.4 '
Nuclear magnitude (m2)15.2
m2 standard deviation0.2
Aperture radius used for m25.8 "
r (dist/Sun) 1.761 AU
d (dist/Earth) 2.151 AU
Right ascension20 03 13.24 h m s
Declination-18 48 11.7 ° ' "
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 2021.11.28 08:55:35
AC2 fkugel@free.fr
NET NOMAD
0057P         C2021 11 27.73368 20 03 13.24 -18 48 11.7          11.3 T      A77
0057P         C2021 11 27.73694 20 03 13.73 -18 48 11.7          15.0 V      A77
0057P         C2021 11 27.74018 20 03 14.38 -18 48 08.3          15.3 V      A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)None
CameraAtik460ex
SensorCCD
Sensor temperature-25 °C
MountMeade-MCMT-TDM
Exposure details3x60s
Observatory MPC codeA77
Reference stars catalogNOMAD
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Nov 28 09h12m04s
Observation modification date2021 Nov 28 12h10m16s

(Record n° 24445)

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