Pressurized Mating Adapter-2
E462644
Pressurized Mating Adapter-2 is a docking adapter on the International Space Station that enables visiting spacecraft to securely connect to the station’s pressurized modules.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Pressurized Mating Adapter-2 canonical | 10 |
| ISS Pressurized Mating Adapter-2 | 4 |
| Pressurized Mating Adapter-1 | 1 |
| Pressurized Mating Adapter‑2 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4570093 — 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: Pressurized Mating Adapter-2 Context triple: [IDA-1, intendedLocation, Pressurized Mating Adapter-2]
-
A.
Pressurized Mating Adapter-3
Pressurized Mating Adapter-3 is a docking port on the International Space Station that was used to connect visiting spacecraft and later served as the mounting location for an International Docking Adapter.
-
B.
Long Duration Propulsive EELV Secondary Payload Adapter
The Long Duration Propulsive EELV Secondary Payload Adapter is a U.S. Space Force payload platform designed to carry and maneuver small satellites in orbit for extended missions using its own propulsion system.
-
C.
International Docking Adapter on ISS
The International Docking Adapter on the ISS is a standardized docking port that enables modern crewed and cargo spacecraft, such as Boeing’s Starliner, to autonomously and safely dock with the space station.
-
D.
NASA Docking System (Crew Dragon)
The NASA Docking System (Crew Dragon) is the standardized, automated interface that enables SpaceX’s Crew Dragon spacecraft to safely and reliably dock with the International Space Station and other compatible orbital platforms.
-
E.
Shuttle-Mir docking module
The Shuttle-Mir docking module was a specially designed adapter that enabled U.S. Space Shuttles to safely dock with the Russian Mir space station during the Shuttle-Mir program.
- 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: Pressurized Mating Adapter-2 Target entity description: Pressurized Mating Adapter-2 is a docking adapter on the International Space Station that enables visiting spacecraft to securely connect to the station’s pressurized modules.
-
A.
Pressurized Mating Adapter-3
Pressurized Mating Adapter-3 is a docking port on the International Space Station that was used to connect visiting spacecraft and later served as the mounting location for an International Docking Adapter.
-
B.
Long Duration Propulsive EELV Secondary Payload Adapter
The Long Duration Propulsive EELV Secondary Payload Adapter is a U.S. Space Force payload platform designed to carry and maneuver small satellites in orbit for extended missions using its own propulsion system.
-
C.
International Docking Adapter on ISS
The International Docking Adapter on the ISS is a standardized docking port that enables modern crewed and cargo spacecraft, such as Boeing’s Starliner, to autonomously and safely dock with the space station.
-
D.
NASA Docking System (Crew Dragon)
The NASA Docking System (Crew Dragon) is the standardized, automated interface that enables SpaceX’s Crew Dragon spacecraft to safely and reliably dock with the International Space Station and other compatible orbital platforms.
-
E.
Shuttle-Mir docking module
The Shuttle-Mir docking module was a specially designed adapter that enabled U.S. Space Shuttles to safely dock with the Russian Mir space station during the Shuttle-Mir program.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
International Space Station component
ⓘ
pressurized mating adapter ⓘ space station module ⓘ |
| alsoKnownAs | PMA-2 ⓘ |
| connectedBetween | Harmony module and visiting spacecraft ⓘ |
| connectedTo |
Harmony module
ⓘ
Unity module ⓘ
linked to:
Unity
|
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| designedFor | manned spacecraft docking ⓘ |
| diameter | about 2.9 meters ⓘ |
| dockingSystemType |
APAS-95
ⓘ
linked to:
APAS-89
|
| function |
adapts APAS-95 docking system to ISS pressurized modules
ⓘ
provides pressurized docking interface for visiting spacecraft ⓘ |
| hasAttachedAdapter |
International Docking Adapter-2
ⓘ
linked to:
International Docking Adapter on ISS
|
| hasHatch |
one hatch to Harmony module
ⓘ
one hatch to docking port ⓘ |
| IDAInstallationDate | 2016-07-18 ⓘ |
| IDAInstallationMission | SpaceX CRS-9 ⓘ |
| launchDate | 1998-12-04 ⓘ |
| launchedOnMission | STS-88 ⓘ |
| launchSite | Kennedy Space Center Launch Complex 39A ⓘ |
| launchVehicle | Space Shuttle Endeavour ⓘ |
| length | about 2.7 meters ⓘ |
| locatedInOrbit |
Low Earth orbit
ⓘ
linked to:
low Earth orbit
|
| manufacturer | Boeing ⓘ |
| mass | about 1500 kilograms ⓘ |
| mountedOn | forward port of Harmony module ⓘ |
| operator | NASA ⓘ |
| orbitingBody | Earth ⓘ |
| partOf | International Space Station ⓘ |
| pressurized | true ⓘ |
| previousLocation | forward port of Unity module ⓘ |
| provides |
crew transfer path between visiting spacecraft and ISS interior
ⓘ
power and data connections between visiting spacecraft and ISS ⓘ structural connection between visiting spacecraft and ISS ⓘ |
| relocatedByMission | STS-120 ⓘ |
| relocationDate | 2007-10-26 ⓘ |
| segment |
United States Orbital Segment
ⓘ
linked to:
ISS US Orbital Segment
|
| serialNumber | PMA-2 ⓘ |
| similarTo |
Pressurized Mating Adapter-1
ⓘ
linked to:
Pressurized Mating Adapter-2
Pressurized Mating Adapter-3 ⓘ |
| status | operational ⓘ |
| supportsDockingOf |
Space Shuttle orbiter
ⓘ
SpaceX Cargo Dragon via International Docking Adapter-2 ⓘ SpaceX Crew Dragon via International Docking Adapter-2 ⓘ |
| usedBy | NASA Commercial Crew Program spacecraft ⓘ |
| usedHistoricallyBy |
Space Shuttle Program
ⓘ
linked to:
NASA Space Shuttle program
|
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: Pressurized Mating Adapter-2 Description of subject: Pressurized Mating Adapter-2 is a docking adapter on the International Space Station that enables visiting spacecraft to securely connect to the station’s pressurized modules.
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
International Docking Adapter on ISS
subject linked to:
International Docking Adapter on ISS
PM A of the ISS (Pressurized Mating Adapter-2 on Destiny)
→
alsoKnownAs
→
Pressurized Mating Adapter-2
ⓘ
linked to: Pressurized Mating Adapter-2
linked to: Pressurized Mating Adapter-2
linked to: Pressurized Mating Adapter-2
linked to: Pressurized Mating Adapter-2
subject linked to:
Space Shuttle mission STS-102
linked to: Pressurized Mating Adapter-2