# icrf2

drillable.com › aa-usno-navy-mil › easter › icrf2.
As of the index built 9 Sep 2026, 22:58 UTC · [cites, never asserts](/standing).
Source: The Date of Easter, by https://aa.usno.navy.mil.
MCP https://mcp.drillable.com · [html](/e/aa-usno-navy-mil/easter/icrf2.html) · [markdown](/e/aa-usno-navy-mil/easter/icrf2.md) · [json](/e/aa-usno-navy-mil/easter/icrf2.json) · [discovery](/.well-known/drillable.json) · [guide](/llms.txt)

## Records (8)

By drillable.com ([llm-extract/1](/standing#methods)); scored precision 1.00, recall 0.38 on the harness's last sample of 39.

- **adoption-year** = 2009 · [quote](/r/sha256:081a7a8d220a76b954bfc8e546d86d3928140fdda3e381a40c49f3fdbe74f233?trace&start=16716&end=16840) · [sha256:95afaba970ffbab9…](/r/sha256:95afaba970ffbab951d92e690bd7dcdf0110e95e12575b8c4c48265239f435ee)
- **axis-stability** = 0.01 milliarcseconds · [quote](/r/sha256:081a7a8d220a76b954bfc8e546d86d3928140fdda3e381a40c49f3fdbe74f233?trace&start=17504&end=17594) · [sha256:664390c50c47962f…](/r/sha256:664390c50c47962f74c4ca122e7b1a32e77f32d66a6419d0c498d6e5eb0541aa)
- **date** = 2009 · [quote](/r/sha256:81d98ae1dcf6148e633791577ef41911f8d46d92b6766ae24c0efd1d10dc4967?trace&start=16658&end=16782) · [sha256:6dc781f967baa16a…](/r/sha256:6dc781f967baa16a305b15ad7bcaa46ce84e0426e6d2195cb40ebbdcc5b39092)
- **defining-sources** = 295 sources · [quote](/r/sha256:81d98ae1dcf6148e633791577ef41911f8d46d92b6766ae24c0efd1d10dc4967?trace&start=16894&end=16987) · [sha256:0f1a043df23f4c07…](/r/sha256:0f1a043df23f4c07db5377208414e57154b0761072b065f64f1585dc66ed7e8e)
- **overlap-with-icrf1** = 97 sources · [quote](/r/sha256:081a7a8d220a76b954bfc8e546d86d3928140fdda3e381a40c49f3fdbe74f233?trace&start=17044&end=17110) · [sha256:4d685bca4d013ccb…](/r/sha256:4d685bca4d013ccbdfbed27ed5889efd52831b8798326dd5476a778f3d398c9f)
- **position-error** = 0.1 milliarcseconds · [quote](/r/sha256:081a7a8d220a76b954bfc8e546d86d3928140fdda3e381a40c49f3fdbe74f233?trace&start=17395&end=17503) · [sha256:d5ac3b6359b52a5f…](/r/sha256:d5ac3b6359b52a5f8f36a57d3818ba6788c4212bd6ca0403e67942f4deb00a3f)
- **source-count** = 3414 sources · [quote](/r/sha256:81d98ae1dcf6148e633791577ef41911f8d46d92b6766ae24c0efd1d10dc4967?trace&start=16930&end=16986) · [sha256:cac758d7a7026c4c…](/r/sha256:cac758d7a7026c4c7e04709a30c75ff49daf7b807a2ba18d920b6594b3b24530)
- **defining-sources** = 295 sources [superseded] · [quote](/r/sha256:081a7a8d220a76b954bfc8e546d86d3928140fdda3e381a40c49f3fdbe74f233?trace&start=16950&end=17043) · [sha256:681d8f14ec348546…](/r/sha256:681d8f14ec348546ce7c3a6ae709c6f474ed7b45a9c51f5d05a0b8ac503e7ef0)

Everything here is a record by a named reader, arranged; where readers disagree, both are shown.
No reader has asserted a label for it; the title is its address.

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