Authority
Scientific data health
Operator view of scientific-data health: coverage, freshness, provenance completeness, conflicts, derived values and provider status — every number computed from the live registries and committed snapshots. As of 2026-08-26.
Coverage
Source-traced values
34,232
Entities
4,487
Distinct bibcodes
484
With uncertainty
6,935
20.3%
With exact source row
9,594
28.0%
With epoch
7,546
22.0%
With reference frame
7,546
22.0%
Derived / calculated
1,079
By domain
star29,242
deep-sky3,312
exoplanet799
small-body650
mission185
solar-system44
By status
measured19,309
catalogued6,115
modeled4,368
estimated2,216
derived1,732
calculated492
By source
simbad23,424
gaia8,783
asteriastar-derived1,079
jpl650
wikidata161
ned135
Freshness
Each committed snapshot vs its refresh cadence. Detail →
| Snapshot | Provider | Cadence | Retrieved | Age | Next due | Status |
|---|---|---|---|---|---|---|
| simbad-stars | SIMBAD | monthly | 2026-07-11 | 46 d | 2026-08-10 | Stale |
| gaia-stars | Gaia DR3 | quarterly | 2026-07-11 | 46 d | 2026-10-10 | Healthy |
| simbad-deep-sky | SIMBAD | monthly | 2026-07-11 | 46 d | 2026-08-10 | Stale |
| ned-deep-sky | NED | monthly | 2026-07-11 | 46 d | 2026-08-10 | Stale |
| sbdb-small-bodies | JPL SBDB | weekly | 2026-07-11 | 46 d | 2026-07-18 | Stale |
| wikidata-missions | Wikidata | weekly | 2026-07-11 | 46 d | 2026-07-18 | Stale |
Provider health
| Provider | Snapshots | Rows | Last retrieved | Status |
|---|---|---|---|---|
| Gaia DR3 | 1 | 2,249 | 2026-07-11 | Healthy |
| JPL SBDB | 1 | 59 | 2026-07-11 | Stale |
| NED | 1 | 136 | 2026-07-11 | Stale |
| SIMBAD | 2 | 3,540 | 2026-07-11 | Stale |
| Wikidata | 1 | 63 | 2026-07-11 | Stale |
Quality
Values without uncertainty
27,297
79.7%
Secondary-sourced (Wikidata)
161
Source conflicts
1
launch date vs catalogue
Launch dates confirmed by primary
17
of 18 curated agency sources
Primary-source conflicts
1
primary vs committed value
Missions primary-confirmed
14
of 63 with structured data
Missions unverified by primary
49
of 63 with structured data
Every figure on this page is computed from the live provenance registry and committed snapshots — no hard-coded totals. JSON API: /api/v0/authority/data-health.