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Stabledirectorymetadatadiscovery
API Directory
Machine-readable catalogue of every public API, category, parameter, example and documentation link.
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Interactive · same-origin live requests
API Explorer
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35 APIs8 categoriesGET public accessJSON responses
35
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Stablehealthfreshnessstatus
System Health
Public liveness and freshness signal for the API, Live Sky snapshot and reference snapshot.
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Researchintegrationsolarlunar
Research Integration Layer
Aggregated solar, lunar and observer calculations for a supplied instant and location.
Query parameters
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ResearchJPLreferenceintegration
NASA/JPL Reference Layer
Daily astronomy integration layer with source metadata and NASA/JPL alignment targets.
Query parameters
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Stableobservatoryaggregatedaily
Observatory Aggregation API
Production observatory payload combining calendar, solar, lunar, season and reference status.
Query parameters
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Stablepublic-feedwidgetdaily
Public Observatory
Public-facing daily observatory feed designed for websites, apps and widgets.
Query parameters
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ResearchsuncoordinatesMeeus
Solar Position
Apparent solar longitude, right ascension, declination, equation of time and Earth–Sun distance.
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Researchsunrisesunsetdaylight
Sunrise & Sunset
Sunrise, solar noon, sunset and day length for a Gregorian date and observer location.
Query parameters
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Researchequinoxyearreference
Vernal Equinox
Approximate vernal equinox instant for a Gregorian year.
Query parameters
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StableseasonSindhisolar-longitude
Sindhi Season
Approved Sindhi season label derived from apparent solar longitude.
Query parameters
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Researchmooncoordinatesdistance
Lunar Position
Geocentric lunar longitude, latitude, distance, right ascension and declination.
Query parameters
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Researchmoon-phaseilluminationage
Moon Illumination
Moon age, elongation, illuminated fraction, percentage and phase label.
Query parameters
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Researchmoonrisemoonsetobserver
Moonrise & Moonset
Moonrise and moonset times for a date, observer coordinates and timezone.
Query parameters
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Validationmoonvalidationreference
Moon Validation
Validation report for calculated moon values and available reference data.
Query parameters
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Stableliveearthmoon
Live Earth–Moon Geometry
Live Earth–Moon observatory geometry using apparent coordinates and GMST subpoint calculations.
Query parameters
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Stablealmanacdailyaggregate
Daily Almanac
Daily aggregate containing Sindhu date, solar, sunrise/sunset and lunar data.
Query parameters
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ResearchSindhu-Sambatdatecalendar
Sindhu Date
Sindhu Sambat year, month and day for a Gregorian date.
Query parameters
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ResearchSindhu-Sambatyearequinox
Sindhu Year
Sindhu Sambat year using the working epoch and local vernal-equinox new-year rule.
Query parameters
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StableSindhu-Sambatmonth-gridUI
Sindhu Month Grid
Month-grid data around a selected Gregorian date for calendar interfaces.
Query parameters
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ResearchconversionGregorianSindhu-Sambat
Calendar Converter
Gregorian ↔ Sindhu conversion and Sindhu month-length queries.
Query parameters
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ResearchHijridatecalendar
Hijri Date
Pakistan Hijri date from the month-start registry with observer timezone and sunset-boundary support.
Query parameters
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StablepahartimeSindhi
Pahar
Traditional Sindhi pahar segment for a date, time and observer location.
Query parameters
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Validationauditcalendarcontinuity
Calendar Audit
Equinox mapping, month-boundary continuity, reference-date and annual calendar audit.
Query parameters
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Researchalt-azobserversky
Observer Sky
Observer-based altitude and azimuth from right ascension, declination and local sidereal time.
Query parameters
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Researchplanetssolar-systemvisibility
Solar System
Solar-system positions and visibility-oriented data for a selected date.
Query parameters
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Stablesimulationvisualisationdaily
Astronomical Simulation
Sun, moon, illumination and eclipse archive data for date-wise visual simulations.
Query parameters
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StablelocationsSindhgeo
Sindh Locations
Deduplicated Sindh location directory and duplicate-name report.
Query parameters
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StablecatalogueSindhiAR
Sky Object Catalogue
Searchable Sindhi/English object and constellation catalogue for sky and AR clients.
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ResearchARAndroidcamera
AR Sky
Live sky payload and camera guidance for Android augmented-reality clients.
Query parameters
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Researcheclipsearchivevisibility
Eclipse Archive
Solar and lunar eclipse archive with first-pass location-aware visibility summaries.
Query parameters
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Researcheclipseeventlocal
Single Eclipse Visibility
One eclipse event with a coarse local visibility summary for supplied coordinates.
Query parameters
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Validationvalidationreportmulti-year
Validation Report
Multi-year validation framework report for astronomical and calendar engines.
Query parameters
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Stablereferencedatasetstatus
Reference Dataset Status
Availability and state of offline JSON reference datasets used for scientific comparison.
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Validationcomparisonreferenceaccuracy
Reference Comparison
Compares populated reference values with current solar, lunar and equinox calculations.
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StableglossarySindhiterminology
Astronomical Glossary
Versioned Sindhi astronomical terminology API with search, taxonomy, semantic relations and AI/AEO fields.
Query parameters
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