RCM
E238203
Canadian satellite constellation
Earth observation satellite constellation
radar imaging satellite system
RCM is a Canadian Earth observation satellite constellation that uses radar imaging to monitor environmental changes, maritime activity, and national security.
All labels observed (1)
| Label | Occurrences |
|---|---|
| RCM canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2139066 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: RCM Context triple: [RADARSAT Constellation Mission, abbreviation, RCM]
-
A.
RCM Library
RCM Library is the main music research and reference library of the Royal College of Music, housing extensive collections of scores, recordings, and archival materials for study and performance.
-
B.
RMC
RMC is the Royal Military College at Duntroon, Australia’s principal officer training academy for the Australian Army.
-
C.
RCN
RCN is the abbreviation for the Royal Canadian Navy, the maritime warfare branch of Canada’s armed forces.
-
D.
RCN
RCN is the commonly used abbreviation for the Research Council of Norway, the national body responsible for funding and promoting research and innovation in Norway.
-
E.
RAC
RAC is the abbreviation for the Royal African Company, a 17th- and 18th-century English trading company heavily involved in the transatlantic slave trade.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: RCM Target entity description: RCM is a Canadian Earth observation satellite constellation that uses radar imaging to monitor environmental changes, maritime activity, and national security.
-
A.
RCM Library
RCM Library is the main music research and reference library of the Royal College of Music, housing extensive collections of scores, recordings, and archival materials for study and performance.
-
B.
RMC
RMC is the Royal Military College at Duntroon, Australia’s principal officer training academy for the Australian Army.
-
C.
RCN
RCN is the abbreviation for the Royal Canadian Navy, the maritime warfare branch of Canada’s armed forces.
-
D.
RCN
RCN is the commonly used abbreviation for the Research Council of Norway, the national body responsible for funding and promoting research and innovation in Norway.
-
E.
RAC
RAC is the abbreviation for the Royal African Company, a 17th- and 18th-century English trading company heavily involved in the transatlantic slave trade.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Canadian satellite constellation
ⓘ
Earth observation satellite constellation ⓘ radar imaging satellite system ⓘ |
| application |
agricultural monitoring
ⓘ
flood mapping ⓘ land deformation monitoring ⓘ oil spill detection ⓘ sea ice monitoring ⓘ ship detection ⓘ surveillance of Arctic regions ⓘ |
| countryOfOrigin | Canada ⓘ |
| dataPolicy | commercial and governmental use ⓘ |
| frequencyBand | C-band ⓘ |
| fullName | RADARSAT Constellation Mission ⓘ |
| fundingAgency |
Canadian federal government (Ottawa)
ⓘ
surface form:
Government of Canada
|
| imagingCapability |
all-weather imaging
ⓘ
day-and-night imaging ⓘ |
| inclination | 97.74 degrees ⓘ |
| launchCountry |
United States of America
ⓘ
surface form:
United States
|
| launchDate | 2019-06-12 ⓘ |
| launchSite |
Vandenberg Space Force Base
ⓘ
surface form:
Vandenberg Air Force Base
Vandenberg Space Force Base ⓘ |
| launchVehicle |
Falcon 9 rocket
ⓘ
surface form:
Falcon 9
|
| manufacturer | MDA ⓘ |
| missionObjective |
monitor environmental changes
ⓘ
monitor maritime activity ⓘ support climate change research ⓘ support disaster management ⓘ support ecosystem monitoring ⓘ support national security ⓘ support resource management ⓘ |
| missionType |
Earth observation
ⓘ
remote sensing ⓘ |
| numberOfSatellites | 3 ⓘ |
| operator |
CSA
ⓘ
Canadian Space Agency ⓘ |
| orbitalAltitude | approximately 600 km ⓘ |
| orbitRegime |
low Earth orbit
ⓘ
surface form:
Low Earth orbit
|
| orbitType | Sun-synchronous orbit ⓘ |
| predecessor |
RADARSAT-1
ⓘ
RADARSAT-2 ⓘ |
| primaryInstrument | C-band synthetic aperture radar ⓘ |
| programStart | mid-2000s planning phase ⓘ |
| revisitTime |
4 days at 30 m resolution
ⓘ
daily for most of Canada ⓘ |
| spatialResolutionRange | from a few meters to tens of meters ⓘ |
| status | operational ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: RCM Description of subject: RCM is a Canadian Earth observation satellite constellation that uses radar imaging to monitor environmental changes, maritime activity, and national security.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.