Brinstar Pre-Map Room: Leave With Mockball

Room ID: 47

Wiki
From: 2
Right Door
To: 2
Right Door

Exit condition:

{
  "leaveWithMockball": {
    "remoteRunway": {
      "length": 17,
      "openEnd": 1
    },
    "landingRunway": {
      "length": 7,
      "openEnd": 1
    }
  }
}

Dev note: It's also possible to do a neutral bounce into an uncontrolled spring ball bounce through the door; but it's unclear if it has any application.