Dataset Detail

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{
    "name": "GW150914-v1",
    "description": "https://doi.org/10.7935/K5MW2F23\r\n\r\nThe 4 kHz files in this release \r\ncontain an error in phase introduced\r\nin the down-sampling process.  This \r\nhas been corrected in version 2 and \r\nabove.  See note in the \"technical details\" \r\nof the linked reference.",
    "frame_type": "%s_HOFT_C02",
    "npoints": 16777216,
    "duration": 4096,
    "npoints_QI": 4096,
    "data_quality_bits": 7,
    "injection_bits": 5,
    "gps_start": 1126252544,
    "gps_end": 1126264832,
    "detectors": [
        "H1",
        "L1"
    ],
    "strain_files_url": "http://gwosc.org/api/v2/datasets/GW150914-v1/strain-files?format=api",
    "bitmask": [
        {
            "name": "NO_CBC_HW_INJ",
            "description": "no cbc injections",
            "bit": 0,
            "mask_type": "INJ"
        },
        {
            "name": "DATA",
            "description": "data present",
            "bit": 0,
            "mask_type": "DQ"
        },
        {
            "name": "NO_BURST_HW_INJ",
            "description": "no burst inejctions",
            "bit": 1,
            "mask_type": "INJ"
        },
        {
            "name": "CBC_CAT1",
            "description": "passes cbc CAT1 test",
            "bit": 1,
            "mask_type": "DQ"
        },
        {
            "name": "NO_DETCHAR_HW_INJ",
            "description": "no detchar injections",
            "bit": 2,
            "mask_type": "INJ"
        },
        {
            "name": "CBC_CAT2",
            "description": "passes cbc CAT2 test",
            "bit": 2,
            "mask_type": "DQ"
        },
        {
            "name": "NO_CW_HW_INJ",
            "description": "no continuous wave injections",
            "bit": 3,
            "mask_type": "INJ"
        },
        {
            "name": "CBC_CAT3",
            "description": "passes cbc CAT3 test",
            "bit": 3,
            "mask_type": "DQ"
        },
        {
            "name": "NO_STOCH_HW_INJ",
            "description": "no stoch injection",
            "bit": 4,
            "mask_type": "INJ"
        },
        {
            "name": "BURST_CAT1",
            "description": "passes burst CAT1 test",
            "bit": 4,
            "mask_type": "DQ"
        },
        {
            "name": "BURST_CAT2",
            "description": "passes burst CAT2 test",
            "bit": 5,
            "mask_type": "DQ"
        },
        {
            "name": "BURST_CAT3",
            "description": "passes burst CAT3 test",
            "bit": 6,
            "mask_type": "DQ"
        }
    ]
}