Here is my report: The nucleus of Comet 29P underwent a relatively weak outburst on 2016 August 22.48 +/-0.27 Nominal 5.7" radius aperture 0029P C2016 08 20.37009 19 18 52.70 -25 41 17.7 16.62N F65 0029P C2016 08 20.37165 19 18 52.67 -25 41 17.6 16.64N F65 0029P C2016 08 22.13756 19 18 21.28 -25 40 10.1 16.77N W96 (Soulier) 0029P C2016 08 22.86901 19 18 08.91 -25 39 41.8 15.12N Z21 0029P C2016 08 22.87050 19 18 08.88 -25 39 41.8 15.11N Z21 0029P C2016 08 22.87199 19 18 08.86 -25 39 41.7 15.10N Z21 0029P C2016 08 24.82040 19 17 37.38 -25 38 19.3 15.30N K91 0029P C2016 08 24.86202 19 17 36.77 -25 38 19.1 15.31N Z21 0029P C2016 08 24.97871 19 17 34.88 -25 38 14.8 15.34N Z21 1.8" radius aperture 0029P C2016 08 20.37009 19 18 52.70 -25 41 17.7 17.28N F65 0029P C2016 08 20.37165 19 18 52.67 -25 41 17.6 17.23N F65 F65: 2.0-m SDSS-r' Haleakala Z21: 0.4-m SDSS-r' Tenerife K91: 1.0-m SDSS-r' Sutherland W96: 0.4-m unfiltered (OBS A. Maury, J.-B. de Vanssay, J.-F. Soulier) The outburst amplitude was 1.5 mag in a 5.7" radius aperture, and 2.1 mag in a 1.8" aperture. Attached is an analysis of observations made with the LCOGT 1.0-m RC telescope (Dome-05, MPC K91) at Sutherland showing details of the expanding coma. Richard |
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