Evidence · Tabby's star (KIC 8462852)

Maria Mitchell Observatory plates give an independent +0.12 mag/century

On 835 Maria Mitchell Observatory plates from 1922 to 1991, reduced against eight APASS comparison stars, the star fades by +0.12 ± 0.02 mag per century in 5-year bins while six of the eight comparison stars are flat within 0.04.

Supported0

What it bears on 1 answer

The star faded by about 0.16 magnitudes per century from 1890 to 1989.

Disputed

FOR

Cite it

Mysteries Department. (2026). Maria Mitchell Observatory plates give an independent +0.12 mag/century [Evidence EVD0DDYFABS34WD]. https://mysteriesdept.com/r/EVD0DDYFABS34WD

@misc{mysteriesdept_evd0ddyfabs34wd,
  title     = {Maria Mitchell Observatory plates give an independent +0.12 mag/century},
  author    = {{Mysteries Department}},
  year      = {2026},
  note      = {Evidence, catalog key EVD0DDYFABS34WD},
  url       = {https://mysteriesdept.com/r/EVD0DDYFABS34WD}
}