T-SAGE instrument
E287394
The T-SAGE instrument is a highly sensitive space-based accelerometer system designed to test the equivalence principle with unprecedented precision aboard the MICROSCOPE satellite.
All labels observed (1)
| Label | Occurrences |
|---|---|
| T-SAGE instrument canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2682820 — 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: T-SAGE instrument Context triple: [MICROSCOPE, payload, T-SAGE instrument]
-
A.
HySI (Hyper Spectral Imager)
HySI (Hyper Spectral Imager) is a spaceborne imaging spectrometer designed to capture high-resolution hyperspectral data of the lunar surface for mineralogical and compositional analysis.
-
B.
Near Infrared Spectrometer
The Near Infrared Spectrometer is a scientific instrument designed to analyze the composition and mineralogy of surfaces or atmospheres by measuring their reflected or emitted light in the near-infrared region of the electromagnetic spectrum.
-
C.
SARA (Sub-keV Atom Reflecting Analyzer)
SARA (Sub-keV Atom Reflecting Analyzer) is a scientific instrument designed to study low-energy neutral atoms reflected from planetary surfaces, particularly to investigate solar wind interactions with the Moon.
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D.
MICROSCOPE satellite mission
The MICROSCOPE satellite mission was a French-led space experiment designed to test the validity of Einstein’s equivalence principle with unprecedented precision by comparing the free fall of different materials in orbit.
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E.
SMARTS 1.5-meter Telescope
The SMARTS 1.5-meter Telescope is a medium-sized optical telescope used for a wide range of astronomical research as part of the SMARTS consortium’s observing facilities.
- 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: T-SAGE instrument Target entity description: The T-SAGE instrument is a highly sensitive space-based accelerometer system designed to test the equivalence principle with unprecedented precision aboard the MICROSCOPE satellite.
-
A.
HySI (Hyper Spectral Imager)
HySI (Hyper Spectral Imager) is a spaceborne imaging spectrometer designed to capture high-resolution hyperspectral data of the lunar surface for mineralogical and compositional analysis.
-
B.
Near Infrared Spectrometer
The Near Infrared Spectrometer is a scientific instrument designed to analyze the composition and mineralogy of surfaces or atmospheres by measuring their reflected or emitted light in the near-infrared region of the electromagnetic spectrum.
-
C.
SARA (Sub-keV Atom Reflecting Analyzer)
SARA (Sub-keV Atom Reflecting Analyzer) is a scientific instrument designed to study low-energy neutral atoms reflected from planetary surfaces, particularly to investigate solar wind interactions with the Moon.
-
D.
MICROSCOPE satellite mission
The MICROSCOPE satellite mission was a French-led space experiment designed to test the validity of Einstein’s equivalence principle with unprecedented precision by comparing the free fall of different materials in orbit.
-
E.
SMARTS 1.5-meter Telescope
The SMARTS 1.5-meter Telescope is a medium-sized optical telescope used for a wide range of astronomical research as part of the SMARTS consortium’s observing facilities.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
equivalence principle test instrument
ⓘ
scientific instrument ⓘ space-based accelerometer system ⓘ |
| aboard |
MICROSCOPE satellite mission
ⓘ
surface form:
MICROSCOPE satellite
|
| associatedWith |
CNES
ⓘ
surface form:
French space agency CNES
ONERA ⓘ |
| designedFor | testing the equivalence principle ⓘ |
| developedFor |
MICROSCOPE satellite mission
ⓘ
surface form:
French MICROSCOPE space mission
|
| enables | drag-free control of the MICROSCOPE satellite ⓘ |
| hasComponent |
coaxial cylindrical test masses
ⓘ
differential accelerometer sensor units ⓘ electrostatic accelerometer ⓘ |
| hasGoal |
improve constraints on violations of the equivalence principle
ⓘ
test the universality of free fall ⓘ |
| hasMeasurementType |
differential acceleration
ⓘ
inertial acceleration ⓘ |
| hasPrecision | unprecedented precision for equivalence principle tests ⓘ |
| hasProperty | highly sensitive ⓘ |
| measures |
non-gravitational accelerations
ⓘ
residual accelerations acting on test masses ⓘ |
| mountedOn |
MICROSCOPE satellite mission
ⓘ
surface form:
MICROSCOPE satellite drag-free platform
|
| operatedBy | CNES ⓘ |
| operatesIn | space ⓘ |
| partOf |
MICROSCOPE satellite mission
ⓘ
surface form:
MICROSCOPE mission
|
| testedPrinciple |
universality of free fall for different materials
ⓘ
weak equivalence principle ⓘ |
| testedTheory |
theory of relativity
ⓘ
surface form:
Einstein's General Relativity
|
| usedFor |
measuring differential accelerations between test masses
ⓘ
precision tests of General Relativity ⓘ |
| usedIn |
STEP (Satellite Test of the Equivalence Principle)
ⓘ
surface form:
MICROSCOPE equivalence principle experiment
|
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: T-SAGE instrument Description of subject: The T-SAGE instrument is a highly sensitive space-based accelerometer system designed to test the equivalence principle with unprecedented precision aboard the MICROSCOPE satellite.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
MICROSCOPE