{"ticker":"ROCKS","current":{"schema":"tickerz-rule/1","ticker":"ROCKS","version":1,"rulebook":"Rulebook v0.2, 2026-10-04","counts":"Near-Earth asteroids and comets whose first observation fell in a month, as NASA JPL's Small-Body Database lists them: every object in its near-Earth group, counted by the date of its first observation. Read again every day, so an object found later in older images moves to the month it was first seen: old months grow, and the record keeps each revision beside the number as first published. A handful of objects with no first observation date, or only a year, belong to no month. Counted from January 2010.","source":{"name":"NASA JPL Solar System Dynamics, Small-Body Database Query API, near-Earth objects","url":"https://ssd-api.jpl.nasa.gov/doc/sbdb_query.html","terms":"JPL asks for a citation (Solar System Dynamics, https://ssd.jpl.nasa.gov) and names no licence for the API."},"query":{"api":"https://ssd-api.jpl.nasa.gov/sbdb_query.api","group":"neo","field":"first_obs"},"transform":"months from 2010-01-01, 7 days after they end; objects with no first observation date left out","aggregation":"count of objects per calendar month of first observation","cadence":"month","trailing_partial":0,"unit":"objects","decimals":0,"precision":"Whole objects, by first observation date as JPL gives it.","revision_policy":"A month prints seven days after it ends. If the newest month has no object, the read fails and the month stays open. A month JPL never lists is void. A print is never edited: a correction is a new signed report that names the one it corrects.","grade":"display","rights":{"status":"consent_needed","url":"https://ssd.jpl.nasa.gov/about/","clause":"JPL Solar System Dynamics asks users to cite the data (\"Solar System Dynamics. (Downloaded Year, Month, Date). (Title of the Page). https://ssd.jpl.nasa.gov\") and names no licence for its APIs; JPL is run by Caltech, so its work is not automatically a US government work (read November 13 2026). Settlement on it needs JPL's word.","checked":"2026-11-13"},"settleable":false},"hash":"af09908fb103cf9a75c33f33c6258d89a05e81f20dbe01955475f0552ae5d5c9","canonical":"{\"aggregation\":\"count of objects per calendar month of first observation\",\"cadence\":\"month\",\"counts\":\"Near-Earth asteroids and comets whose first observation fell in a month, as NASA JPL's Small-Body Database lists them: every object in its near-Earth group, counted by the date of its first observation. Read again every day, so an object found later in older images moves to the month it was first seen: old months grow, and the record keeps each revision beside the number as first published. A handful of objects with no first observation date, or only a year, belong to no month. Counted from January 2010.\",\"decimals\":0,\"grade\":\"display\",\"precision\":\"Whole objects, by first observation date as JPL gives it.\",\"query\":{\"api\":\"https://ssd-api.jpl.nasa.gov/sbdb_query.api\",\"field\":\"first_obs\",\"group\":\"neo\"},\"revision_policy\":\"A month prints seven days after it ends. If the newest month has no object, the read fails and the month stays open. A month JPL never lists is void. A print is never edited: a correction is a new signed report that names the one it corrects.\",\"rights\":{\"checked\":\"2026-11-13\",\"clause\":\"JPL Solar System Dynamics asks users to cite the data (\\\"Solar System Dynamics. (Downloaded Year, Month, Date). (Title of the Page). https://ssd.jpl.nasa.gov\\\") and names no licence for its APIs; JPL is run by Caltech, so its work is not automatically a US government work (read November 13 2026). Settlement on it needs JPL's word.\",\"status\":\"consent_needed\",\"url\":\"https://ssd.jpl.nasa.gov/about/\"},\"rulebook\":\"Rulebook v0.2, 2026-10-04\",\"schema\":\"tickerz-rule/1\",\"settleable\":false,\"source\":{\"name\":\"NASA JPL Solar System Dynamics, Small-Body Database Query API, near-Earth objects\",\"terms\":\"JPL asks for a citation (Solar System Dynamics, https://ssd.jpl.nasa.gov) and names no licence for the API.\",\"url\":\"https://ssd-api.jpl.nasa.gov/doc/sbdb_query.html\"},\"ticker\":\"ROCKS\",\"trailing_partial\":0,\"transform\":\"months from 2010-01-01, 7 days after they end; objects with no first observation date left out\",\"unit\":\"objects\",\"version\":1}","versions":[{"version":1,"from":"2026-11-12"}]}