instruction: I want to track the movement of the "ACAMAR" star, so how I get information about its movement on the SkyView Free app?

previous_actions: 

active_application: SkyView Free

screen_description: windows {
  bounds_in_screen {
    top: 136
    right: 1080
    bottom: 2400
  }
  id: 216
  title: "SkyView Free"
  window_type: TYPE_APPLICATION
  is_active: true
  is_focused: true
  tree {
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2400
      }
      class_name: "android.widget.FrameLayout"
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2400
      }
      class_name: "android.widget.LinearLayout"
      depth: 1
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2400
      }
      class_name: "android.widget.FrameLayout"
      depth: 2
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2400
      }
      class_name: "android.widget.FrameLayout"
      depth: 3
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2400
      }
      class_name: "android.widget.RelativeLayout"
      depth: 4
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2400
      }
      class_name: "android.widget.RelativeLayout"
      depth: 4
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2400
      }
      class_name: "android.view.View"
      content_description: "Fullscreen view of sky with Acamar selected"
      is_focusable: true
      depth: 5
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2400
      }
      class_name: "android.widget.FrameLayout"
      depth: 5
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2400
      }
      class_name: "android.widget.RelativeLayout"
      depth: 5
    }
    nodes {
      bounds_in_screen {
        top: 2105
        right: 1080
        bottom: 2400
      }
      class_name: "android.widget.RelativeLayout"
      depth: 5
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 165
        bottom: 288
      }
      class_name: "android.widget.ImageButton"
      content_description: "Settings"
      is_clickable: true
      is_focusable: true
      depth: 6
    }
    nodes {
      bounds_in_screen {
        left: 931
        top: 136
        right: 1080
        bottom: 285
      }
      class_name: "android.widget.ImageButton"
      content_description: "Search"
      is_clickable: true
      is_focusable: true
      depth: 6
    }
    nodes {
      bounds_in_screen {
        left: 540
        top: 1242
        right: 540
        bottom: 1293
      }
      class_name: "android.widget.TextView"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        top: 2105
        right: 1080
        bottom: 2247
      }
      class_name: "android.widget.RelativeLayout"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        left: 16
        top: 2247
        right: 1080
        bottom: 2400
      }
      class_name: "android.widget.RelativeLayout"
      content_description: "The traditional name Acamar comes from the Arabic آخِر النَّهْر Ākhir an-nahr which means \"the end of the river\"."
      is_clickable: true
      is_focusable: true
      depth: 6
    }
    nodes {
      bounds_in_screen {
        left: 16
        top: 2105
        right: 1080
        bottom: 2247
      }
      class_name: "android.widget.LinearLayout"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        left: 16
        top: 2247
        right: 1027
        bottom: 2355
      }
      class_name: "android.widget.TextSwitcher"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        left: 1043
        top: 2370
        right: 1067
        bottom: 2400
      }
      class_name: "android.widget.ImageButton"
      content_description: "Next Tidbit"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        left: 16
        top: 2105
        right: 954
        bottom: 2247
      }
      class_name: "android.widget.LinearLayout"
      is_clickable: true
      is_focusable: true
      depth: 8
    }
    nodes {
      bounds_in_screen {
        left: 954
        top: 2105
        right: 1080
        bottom: 2247
      }
      class_name: "android.widget.ImageButton"
      content_description: "Deselect"
      is_clickable: true
      is_focusable: true
      depth: 8
    }
    nodes {
      bounds_in_screen {
        left: 16
        top: 2247
        right: 1027
        bottom: 2355
      }
      class_name: "android.widget.TextView"
      text: "The traditional name Acamar comes from the Arabic آخِر النَّهْر Ākhir an-nahr which means \"the end of the river\"."
      depth: 8
    }
    nodes {
      bounds_in_screen {
        left: 16
        top: 2105
        right: 828
        bottom: 2247
      }
      class_name: "android.widget.LinearLayout"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        left: 828
        top: 2105
        right: 954
        bottom: 2247
      }
      class_name: "android.widget.ImageButton"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        left: 16
        top: 2105
        right: 828
        bottom: 2190
      }
      class_name: "android.widget.TextView"
      text: "ACAMAR"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        left: 16
        top: 2190
        right: 828
        bottom: 2247
      }
      class_name: "android.widget.TextSwitcher"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        left: 16
        top: 2190
        right: 828
        bottom: 2247
      }
      class_name: "android.widget.TextView"
      text: "STAR IN ERIDANUS"
      depth: 11
    }
  }
}


assistant: !FUNCTIONCALL{"name": "click", "parameters": {"x": 540, "y": 1268}}