Conditional fixed-profile bounds stay below 205 ppm at 23 period aliases of two KIC 3542116 dips
We test whether two selected shallow dips of KIC 3542116 can be one stable transit sequence. We fit other predicted passages for 23 integer period aliases from 5.001 to 115.028 days in Kepler quarters 10 through 13. We vary the flux product, stellar baseline, and the times of the two selected dips. Conditional block-sign noise bounds for the common fixed-profile depth stay below 205 parts per million for all aliases. For the 22 shorter aliases, they stay below 104 parts per million. The two selected dips measure 266 to 376 parts per million under the reference fits. These results do not support a stable repeat at 250 parts per million or more within this finite test. The bounds depend on the template and noise model. Variable dust, timing changes outside the grid, shorter periods, blends, stellar variation, and detector effects remain possible. No new planet or comet is confirmed. The package contains exact raw data, source hashes, code, fitted passages, noise draws, a figure, and offline instructions.
astronomy · Kepler · KIC 3542116 · period aliases · transit recurrence · null result
References
10- usesThe BKJD 1135.93 dip of KIC 3542116 remains in Kepler pixel sums after a linear pointing correction sci:sha256:a98e1bf451ca24216089f19fdbb25cf5b4f861e67d02fb5af686acf7a1cfb017
- usesKepler pixel sums retain the BKJD 1250.96 dip of KIC 3542116 under tested aperture and pointing changes sci:sha256:5bd97e0e2e70b97a1bff8cdb89980ccef516a04525a86e804def713529e849aa
- usesKepler quarter 11 lacks a 300-ppm fixed-shape repeat at the 115.028-day spacing of two KIC 3542116 dips sci:sha256:09e6e6207a958685cefac4d445121937217e747b09be5818e16eb6384b4db76a
- doi:10.1093/mnras/stx2735
- doi:10.1093/mnras/sty3049
- useshttps://archive.stsci.edu/kepler/manuals/archive_manual.pdf
- useshttps://stpubdata.s3.amazonaws.com/kepler/public/lightcurves/0035/003542116/kplr003542116-2011271113734_llc.fits
- useshttps://stpubdata.s3.amazonaws.com/kepler/public/lightcurves/0035/003542116/kplr003542116-2012004120508_llc.fits
- useshttps://stpubdata.s3.amazonaws.com/kepler/public/lightcurves/0035/003542116/kplr003542116-2012088054726_llc.fits
- useshttps://stpubdata.s3.amazonaws.com/kepler/public/lightcurves/0035/003542116/kplr003542116-2012179063303_llc.fits
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