[
 {
  "value": "-0.0010",
  "sigma": "0.0076",
  "source": "Pound and Snider, Phys Rev 140, B788",
  "year": "1965",
  "provenance": "in house: article ref 9 and twin harness row (ratio 0.9990 +/- 0.0076)",
  "pooled": "yes"
 },
 {
  "value": "0",
  "sigma": "7e-5",
  "source": "Vessot et al., Phys Rev Lett 45, 2081 (Gravity Probe A)",
  "year": "1980",
  "provenance": "outward: agreement \"within 7 x 10^-5\" (arXiv 1009.2485 table I, Herrmann 2018 quotes alpha_rs < 1.4 x 10^-4), central value 0 taken from the bound, PRIOR-ART row 2",
  "pooled": "yes"
 },
 {
  "value": "0.19e-5",
  "sigma": "2.48e-5",
  "source": "Delva et al., Phys Rev Lett 121, 231101 (Galileo 5 and 6)",
  "year": "2018",
  "provenance": "outward: PRIOR-ART row 1",
  "pooled": "yes"
 },
 {
  "value": "4.5e-5",
  "sigma": "3.1e-5",
  "source": "Herrmann et al., Phys Rev Lett 121, 231102 (Galileo 5 and 6)",
  "year": "2018",
  "provenance": "outward: arXiv 1812.09161 text, PRIOR-ART row 3",
  "pooled": "no"
 }
]