{
  "MOS1": {
    "previous_lineage": "4.background",
    "traditional_3b_lineage": "3B.background_20250124",
    "previous_exposure_s": 65756.1056801715,
    "traditional_3b_exposure_s": 78805.3020098562,
    "previous_skyarea_arcmin2": 120.29926111111114,
    "traditional_3b_skyarea_arcmin2": 162.60061388888892,
    "previous_pha": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/4.background/bkg_mos1_00500-02000_exclude_extent_source_regionR0-15_mask/mos1U005-obj.pi",
    "traditional_3b_pha": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/3B.background_20250124/bkg_mos1_00500-02000_exclude_extent_source_mask/mos1U005-obj.pi",
    "previous_pha_sha256": "3b5dc3e800a092153fff760ec61363f9d6e959f7652166de3b00decfd2f665bf",
    "traditional_3b_pha_sha256": "fdf61be893714c723e94aeb9b5f7b64e207eca366798de9ec4e2890f0c98bcaf",
    "same_pha_sha256": false,
    "previous_bkg": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/4.background/bkg_mos1_00500-02000_exclude_extent_source_regionR0-15_mask/mos1U005-back.pi",
    "traditional_3b_bkg": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/3B.background_20250124/bkg_mos1_00500-02000_exclude_extent_source_mask/mos1U005-back.pi",
    "previous_bkg_sha256": "c046462d1324951a9dfea2a6082273f6f389e7c751a347703d3252d8a4c86e55",
    "traditional_3b_bkg_sha256": "7e4af524b380fd43262f124afdba2e62a9cbed200502cec170ff989cb1226fa1",
    "same_bkg_sha256": false,
    "previous_arf": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/4.background/bkg_mos1_00500-02000_exclude_extent_source_regionR0-15_mask/mos1U005.arf",
    "traditional_3b_arf": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/3B.background_20250124/bkg_mos1_00500-02000_exclude_extent_source_mask/mos1U005.arf",
    "previous_arf_sha256": "d0c9b6296cecbdec250d02a4b1bab94f20661aafd94184fd41c64ebdb599ef1b",
    "traditional_3b_arf_sha256": "83e079bf034951ea67ae760354fde056eed0ea5b39947ae08db66804f22366b9",
    "same_arf_sha256": false,
    "previous_rmf": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/4.background/bkg_mos1_00500-02000_exclude_extent_source_regionR0-15_mask/mos1U005.rmf",
    "traditional_3b_rmf": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/3B.background_20250124/bkg_mos1_00500-02000_exclude_extent_source_mask/mos1U005.rmf",
    "previous_rmf_sha256": "40ee4ba64fc10301af36a0ac7f9734577c980aba1e01057e908f5e9ef8f93aa4",
    "traditional_3b_rmf_sha256": "5a4a9481a8d45ddb2b96c74f97734493d8c13bfd94970b39094327c7794513a4",
    "same_rmf_sha256": false
  },
  "MOS2": {
    "previous_lineage": "4.background",
    "traditional_3b_lineage": "3B.background_20250124",
    "previous_exposure_s": 65232.4696808085,
    "traditional_3b_exposure_s": 80025.9554305065,
    "previous_skyarea_arcmin2": 334.98961666666673,
    "traditional_3b_skyarea_arcmin2": 396.91473888888896,
    "previous_pha": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/4.background/bkg_mos2_00500-02000_exclude_extent_source_regionR0-15_mask/mos2U005-obj.pi",
    "traditional_3b_pha": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/3B.background_20250124/bkg_mos2_00500-02000_exclude_extent_source_mask/mos2U005-obj.pi",
    "previous_pha_sha256": "2908d7c6bbcf01e4e057ad45581bba3284c418170aba16307cf6abd15689ead6",
    "traditional_3b_pha_sha256": "462358f134398d46af742c115b5b02f3113636d6809c3175425569654c90e9f1",
    "same_pha_sha256": false,
    "previous_bkg": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/4.background/bkg_mos2_00500-02000_exclude_extent_source_regionR0-15_mask/mos2U005-back.pi",
    "traditional_3b_bkg": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/3B.background_20250124/bkg_mos2_00500-02000_exclude_extent_source_mask/mos2U005-back.pi",
    "previous_bkg_sha256": "18b2b48ead90ccc77b8387863821def2cd89d7e197e3e584745dcce111fa312c",
    "traditional_3b_bkg_sha256": "0b119b7f1f8a3f52ca928dd36fc5cad38a579ae88ed6cfc46ab326574b6e94a0",
    "same_bkg_sha256": false,
    "previous_arf": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/4.background/bkg_mos2_00500-02000_exclude_extent_source_regionR0-15_mask/mos2U005.arf",
    "traditional_3b_arf": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/3B.background_20250124/bkg_mos2_00500-02000_exclude_extent_source_mask/mos2U005.arf",
    "previous_arf_sha256": "13e49a5a7471e2609ee43b176da1e8316e6e4ebef3a4030644ff40d96b438176",
    "traditional_3b_arf_sha256": "51d5e94a524b92eaaa3d4d4b2326a8effad730e87d1a13b8389192c812101a67",
    "same_arf_sha256": false,
    "previous_rmf": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/4.background/bkg_mos2_00500-02000_exclude_extent_source_regionR0-15_mask/mos2U005.rmf",
    "traditional_3b_rmf": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/3B.background_20250124/bkg_mos2_00500-02000_exclude_extent_source_mask/mos2U005.rmf",
    "previous_rmf_sha256": "7ae2cc9c7742ace95e54513e00d627fbe818ed863b1924cfc58416849658900a",
    "traditional_3b_rmf_sha256": "7a71c42bafe3b53cd6875c57211e0db4aa1b8d4d391388a6db599708283b5ebb",
    "same_rmf_sha256": false
  },
  "PN0 (PATTERN=0)": {
    "previous_lineage": "3B.background_20250124",
    "traditional_3b_lineage": "3B.background_20250124",
    "previous_exposure_s": 55373.8730335311,
    "traditional_3b_exposure_s": 55373.8730335311,
    "previous_skyarea_arcmin2": 369.7746409722223,
    "traditional_3b_skyarea_arcmin2": 369.7746409722223,
    "previous_pha": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/3B.background_20250124/bkg_pn0_00500-02000_mask/pnU002-obj.pi",
    "traditional_3b_pha": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/3B.background_20250124/bkg_pn0_00500-02000_mask/pnU002-obj.pi",
    "previous_pha_sha256": "b5abaf4e8f128f929c45b2052fb31d7880a94e0361ea1291d189a5a9535253a1",
    "traditional_3b_pha_sha256": "b5abaf4e8f128f929c45b2052fb31d7880a94e0361ea1291d189a5a9535253a1",
    "same_pha_sha256": true,
    "previous_bkg": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/3B.background_20250124/bkg_pn0_00500-02000_mask/pnU002-back.pi",
    "traditional_3b_bkg": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/3B.background_20250124/bkg_pn0_00500-02000_mask/pnU002-back.pi",
    "previous_bkg_sha256": "1828d0e6523e97449b07da2879e390796b1b1573e50dc07dbbf7c9113ff977bd",
    "traditional_3b_bkg_sha256": "1828d0e6523e97449b07da2879e390796b1b1573e50dc07dbbf7c9113ff977bd",
    "same_bkg_sha256": true,
    "previous_arf": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/3B.background_20250124/bkg_pn0_00500-02000_mask/pnU002.arf",
    "traditional_3b_arf": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/3B.background_20250124/bkg_pn0_00500-02000_mask/pnU002.arf",
    "previous_arf_sha256": "1d1aeac2592d6031a4dd166bdee8cb0c16631f2842f7036f1a9c11b79fbf8041",
    "traditional_3b_arf_sha256": "1d1aeac2592d6031a4dd166bdee8cb0c16631f2842f7036f1a9c11b79fbf8041",
    "same_arf_sha256": true,
    "previous_rmf": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/3B.background_20250124/bkg_pn0_00500-02000_mask/pnU002.rmf",
    "traditional_3b_rmf": "/u/Lang3/program/XARTATOMS/data/0900170101/rpc/3B.background_20250124/bkg_pn0_00500-02000_mask/pnU002.rmf",
    "previous_rmf_sha256": "1a040345cef82dc38580e98e7492f170006c4d75db1754e2507254e935c4ad8a",
    "traditional_3b_rmf_sha256": "1a040345cef82dc38580e98e7492f170006c4d75db1754e2507254e935c4ad8a",
    "same_rmf_sha256": true
  }
}