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C/2018 W2 (Africano)


NASA/JPL elements
IAU/MPC elements


On 2019 Aug 24 02h02 UT by Thierry Noel


(Copyright Thierry Noel)

Nuclear magnitude (m2)14.7
m2 standard deviation0.1
Aperture radius used for m27.4 "
r (dist/Sun) 1.466 AU
d (dist/Earth) 1.183 AU
Right ascension03 47 20.89 h m s
Declination+57 01 04.4 ° ' "
MPC report
COD B83
CON Thierry NOEL [thierrynoel38a@free.fr]
OBS T. Noel
MEA T. Noel
TEL 0.20-m f/5.0 Newtonian reflector + CCD
COM Aperture radius for m2 : 7.4"
ACK MPCReport file updated 2019.08.24 14:37:03
AC2 thierrynoel38a@free.fr
NET UCAC-4
    CK18W020  C2019 08 24.08495 03 47 20.89 +57 01 04.4          14.7 R      B83
    CK18W020  C2019 08 24.09080 03 47 19.76 +57 01 01.0          14.6 R      B83
    CK18W020  C2019 08 24.09740 03 47 18.54 +57 00 57.2          14.9 R      B83
InstrumentGSO JMLecleire
Instrument typeNewton
Instrument aperture (0=naked eye)200 mm
Instrument focale length1000 mm
Instrument focale/diameter5.0
Filter(s)None
CameraSBIG ST7-XME
SensorCCD
Sensor size6.9x4.6 mm2
Sensor pixels number765x510
Sensor temperature-10 °C
Binning1x1
MountAtlas-EQG
AutoguideYes
Exposure details18x1mn
Sky transparency (naked eye max mag)4.5
Observatory MPC codeB83
LocationGières 38610 France
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.85 "/pix
Image processingAstrometrica (-dark, /flat, add), Iris (levels, crop)
Observation submission date2019 Aug 24 14h45m41s
Observation modification date2019 Aug 24 14h53m28s

(Record n° 20911)

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