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57P/duToit-Neujmin-Delporte

Orbital period : 6.40 years

NASA/JPL elements
IAU/MPC elements


On 2021 Oct 17 17h51 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)11.9
Aperture radius used for m10.4 '
Nuclear magnitude (m2)14.7
m2 standard deviation0.1
Aperture radius used for m25.8 "
r (dist/Sun) 1.720 AU
d (dist/Earth) 1.828 AU
Right ascension18 07 49.04 h m s
Declination-21 00 41.6 ° ' "
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 2021.10.17 20:44:15
AC2 fkugel@free.fr
NET NOMAD
0057P         C2021 10 17.74373 18 07 49.04 -21 00 41.6          14.6 V      A77
0057P         C2021 10 17.75183 18 07 50.44 -21 00 42.1          14.8 V      A77
0057P         C2021 10 17.76075 18 07 51.89 -21 00 42.2          11.9 T      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-15 °C
Binning1x1
MountMeade-MCMT-TDM
Exposure details7x60s
Observatory MPC codeA77
Reference stars catalogNOMAD
Image resize factor0.5
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Oct 17 20h55m31s
Observation modification date2021 Oct 17 20h56m03s

(Record n° 24198)

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