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257P/Catalina

Orbital period : 7.30 years

NASA/JPL elements
IAU/MPC elements


On 2020 Oct 27 17h33 UT by Francois Kugel


(Copyright Francois Kugel)

Nuclear magnitude (m2)17.1
m2 standard deviation0.1
Aperture radius used for m25.8 "
r (dist/Sun) 2.172 AU
d (dist/Earth) 1.725 AU
Right ascension20 57 49.19 h m s
Declination+01 21 35.4 ° ' "
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 2020.10.28 06:51:37
AC2 fkugel@free.fr
NET NOMAD
0257P         C2020 10 27.73159 20 57 49.19 +01 21 35.4          17.1 V      A77
0257P         C2020 10 27.74085 20 57 49.99 +01 21 31.7          17.1 V      A77
0257P         C2020 10 27.75127 20 57 50.82 +01 21 27.0          17.2 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-20 °C
Binning1x1
Exposure details15x90s
Observatory MPC codeA77
Reference stars catalogNOMAD
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2020 Oct 28 06h52m46s
Observation modification date2020 Oct 28 07h05m23s

(Record n° 22548)

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