bigbounce/spin-torsion cosmology research program
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Surveys→ eROSITA

eROSITA DR1

Extended Roentgen Survey with an Imaging Telescope Array first data release. First all-sky X-ray survey since the 1990s. Published catalog: 298 sources at S>0.259 (IsolationForest score knee, ~top 0.03%). LMC/Galactic-plane concentration.

QC PASS
930K X-ray sources
298 anomalies (0.03%)
X-ray (0.2-8 keV)
Readiness
QC PASS
eROSITA

298 canonical sources (score-knee top-cut S>0.259, IsolationForest). 73% novel (not in SIMBAD). Note: 9,303 is the top-1% IF cross-validation reference pool, not the published catalog headline.

Cost~$1
Runtime~8 seconds
Sources930K X-ray sources
Anomalies298
Rate0.03%
BandX-ray
Key Findings
Results that define how this survey should be used in the paper set.
  • 01298 anomalies from 930K sources (0.03% canonical top-cut)
  • 0273% novel (not in SIMBAD)
  • 03203 SIMBAD-unmatched X-ray sources near LMC (not independently confirmed discoveries)
  • 04Cross-validation stability 81.5% — highest of all Path-C surveys
  • 05Fast processing (8 seconds) due to tabular data
Pipeline
Model16-dim autoencoder latent + IsolationForest (100 trees)
WavelengthX-ray (0.2-8 keV)
Cost~$1
Runtime~8 seconds
Top Anomalies
All surveys