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Spire Sense Maritime
Knowledge based articles about Spire maritime products and data. FAQ to help direct clients on the details of the product and data.
Vessels API
General AIS Questions
- Spire Maritime AIS Data Sample - Standard Format
- Vessel Flag Codes Identification from MMSI
- Historical AIS Files Sizes & Delivery
- Determining Ship Types
- AIS class vessel's Voyage information
- Why does AIS report Speed Over Ground (SOG) as 102.3
- What is Dynamic AIS Data?
- What are the "collection_type" and "source" fields in the Messages API?
- How to interpret Navigational Status
- How Big is Spire AIS Data
- Learning about AIS data cleansing methods
- Vessel Flag Country
- What to expect from High Traffic Zones
- Class A vs. Class B AIS Transceivers
- AIS decoded fields descriptions and their values
- Interpreting Vessel Flag
- How to convert the decoded "rate-of-turn" (rot) value into degrees per minute
- Available AIS Message Types
- Differences between Class A and Class B Transceivers
Spire APIs Technical Support
- Maritime 2.0 graphQL vessels lastUpdate filter
- Spire Maritime AIS TCP Stream TCP/IP Addresses
- Are there any code examples for using Spire Sense APIs in a particular language?
- Understanding AIS Data Volume and Downsampling
- Clicking on the API url does not work
- Pagination FAQs
- The difference between the 'created_at' and 'timestamp' fields in the Messages API
- Using API Query Parameters
- Keeping Up after the Last Page of Results
- Request Historical AIS Messages
- Will data for a vessel always be made available in timestamp order?
- Which REST API is right for me (Messages or Vessels)?
- Learning about your authorization token
- Apply a geographical filter for AIS messages
- Messages API Python Sample
Messages API
Maritime Routing API
Historical Positions API
TCP Feed
Spire Maritime 2.0 - GraphQL API
- Spire Maritime 2.0 - matching and updating rules
- Maritime 2.0 GraphQL - Filtering for Tanker, Cargo or Merchant Fleet Vessels
- Preparing for Spire Maritime 2.0 API (GraphQL)
- Spire Maritime 2.0 shipType Mappings to shipTypeCode from AIS
- Vessel Characteristics Data (available via Maritime 2.0 GraphQL API)
- Maritime 2.0 GraphQL. When Vessels Change MMSI Number
- Maritime 2.0 GraphQL - Vessels Timestamp Filters
- Maritime 2.0 GraphQL returns SERVICE_UNAVAILABLE
- Maritime 2.0 GraphQL returns INTERNAL_SERVER_ERROR
- Maritime 2.0 GraphQL compared to Vessels API
- How the API request rate is limited in Maritime 2.0 GraphQL
- [DRAFT] Accessing Vessel Characteristics Data in Maritime 2.0 graphQL
- Rate of Turn (ROT) values
- Maritime 2.0 GraphQL - How to query a long list of vessels by IMO or MMSI number