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C/2017 D2 (Barros)

Orbital period : 5851.00 years

NASA/JPL elements
IAU/MPC elements


On 2017 Aug 04 07h41 UT by Thierry Noel


(Copyright Thierry Noel)

Nuclear magnitude (m2)16.7
m2 standard deviation0.1
Aperture radius used for m26.4 "
r (dist/Sun) 2.496 AU
d (dist/Earth) 1.507 AU
Right ascension21 42 08.55 h m s
Declination-30 22 53.4 ° ' "
MPC report
COD W96
CON Thierry Noel [thierrynoel38a@free.fr]
OBS A. Maury, J.-B. de Vanssay, T. Noel
MEA T. Noel
TEL 0.4-m f/5.4 Ritchey-Chretien + CCD
COM Aperture radius for m2 : 6.4"
ACK MPCReport file updated 2017.08.04 13:49:02
AC2 thierrynoel38a@free.fr
NET Gaia DR1
    CK17D020  C2017 08 04.32001 21 42 08.55 -30 22 53.4          16.7 N      W96
    CK17D020  C2017 08 04.33913 21 42 07.29 -30 22 38.2          16.7 N      W96
    CK17D020  C2017 08 04.35887 21 42 06.00 -30 22 22.3          16.6 N      W96
InstrumentMarcon RC 400
Instrument typeRitchey-Chretien
Instrument aperture (0=naked eye)400 mm
Instrument focale length2160 mm
Instrument focale/diameter5.4
CameraQHY9
SensorCCD
Sensor temperature-20 °C
Binning3x3
MountVMA 200
AutoguideNo
Exposure details50x1mn
Observatory MPC codeW96
LocationSan Pedro de Atacama, Chile
Reference stars catalogGaia DR1
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.59 "/pix
Image processingPrism (-dark, /flat), Astrometrica (add), Iris (gradient, levels, ddp, crop)
Observation submission date2017 Aug 04 13h51m07s
Observation modification date2017 Aug 05 10h16m52s

(Record n° 18023)

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