S230731an S230731an
Event ID: GW230731_215307 Trigger ID: S230731an cbc-workflow-o4a
Current version: 43d85b89
recorded 2026-07-28 13:35 UTC
v3
History
Version history
Viewing version 7a18f611 (historical) — not the current record
Selected version 7a18f611. Compared with previous version e505d2bb.
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Changes from previous version e505d2bb to selected version 7a18f611
Change legend: Added exists only in the selected version; Removed exists only in the baseline; Changed has different values.
5 field changes.
-
Changed
DetectorCharacterization › RecommendedDetectors › 0 › Notes › 0
- Baseline
After feedback with PE (issue no. 31) we will keep fmin=40Hz at LHO due to extended noise- Selected
Noise in LHO around -24s and -6.5s in the 10-40Hz range. The noise doesn't look terrible settings
-
Changed
DetectorCharacterization › RecommendedDetectors › 1 › Notes › 0
- Baseline
After feedback with PE (issue no. 31) we will keep fmin=40Hz at LHO due to extended noise- Selected
Noise in LHO around -24s and -6.5s in the 10-40Hz range. The noise doesn't look terrible settings
-
Changed
DetectorCharacterization › Status
- Baseline
complete- Selected
ongoing
-
Changed
GraceDB › LastUpdate
- Baseline
2023-12-13 16:01:22.201683- Selected
2024-02-01 04:06:14.019999
-
Changed
ParameterEstimation › Status
- Baseline
ongoing- Selected
complete
View raw JSON diff
Technical inspection aid only. The semantic summary above remains authoritative.
Baseline e505d2bb
{"Info": {"Notes": []}, "Sname": "S230731an", "GraceDB": {"Events": [{"FAR": 1.434737e-09, "UID": "G420898", "XML": "https://gracedb.ligo.org/api/events/G420898/files/coinc.xml", "Pbbh": 0.997437147, "Pbns": 0.0, "H1SNR": 8.014899, "HasNS": 0.0, "L1SNR": 9.237636, "Mass1": 17.467924, "Mass2": 7.070309, "Pnsbh": 5.7147e-05, "State": "neighbor", "Pastro": 0.997494304, "Skymap": "https://gracedb.ligo.org/api/events/G420898/files/bayestar.multiorder.fits", "Spin1z": 0.114115, "Spin2z": 0.114115, "GPSTime": 1374875605.902534, "Pipeline": "MBTA", "HasMassGap": 0.11929632599053452, "HasRemnant": 0.0, "NetworkSNR": 12.229985, "PipelineHasNS": 0.0, "PipelineHasRemnant": 0.0, "SourceClassification": "https://gracedb.ligo.org/api/events/G420898/files/mbta.p_astro.json"}, {"FAR": 3.167545842243851e-10, "UID": "G420897", "XML": "https://gracedb.ligo.org/api/events/G420897/files/coinc.xml", "Pbbh": 0.8139519908482554, "Pbns": 0.0, "H1SNR": 8.6328821, "HasNS": 0.0, "L1SNR": 8.9746647, "Mass1": 12.339004, "Mass2": 9.5383854, "Pnsbh": 0.1838623882504885, "State": "preferred", "Pastro": 0.9978143790987439, "Skymap": "https://gracedb.ligo.org/api/events/G420897/files/bayestar.multiorder.fits", "Spin1z": -0.04117376, "Spin2z": -0.04117376, "GPSTime": 1374875605.888672, "Pipeline": "pycbc", "HasMassGap": 0.052964740814740806, "HasRemnant": 0.0, "NetworkSNR": 12.45276113683971, "SourceClassification": "https://gracedb.ligo.org/api/events/G420897/files/pycbc.p_astro.json"}, {"FAR": 3.911258903560588e-12, "UID": "G420895", "XML": "https://gracedb.ligo.org/api/events/G420895/files/coinc.xml", "Pbbh": 0.760997307911735, "Pbns": 0.0, "H1SNR": 8.0568419, "HasNS": 0.0, "L1SNR": 8.4773874, "Mass1": 27.867058, "Mass2": 4.8996797, "Pnsbh": 0.23899320475281907, "State": "neighbor", "Pastro": 0.9999905126645542, "Skymap": "https://gracedb.ligo.org/api/events/G420895/files/bayestar.multiorder.fits", "Spin1z": 0.32391885, "Spin2z": 0.93295616, "GPSTime": 1374875605.887207, "Pipeline": "spiir", "HasMassGap": 0.10595685582695276, "HasRemnant": 0.0, "NetworkSNR": 11.69524682123716, "SourceClassification": "https://gracedb.ligo.org/api/events/G420895/files/spiir.p_astro.json"}, {"FAR": 4.571287005064243e-27, "UID": "G420894", "XML": "https://gracedb.ligo.org/api/events/G420894/files/coinc.xml", "Pbbh": 0.9995280253726263, "Pbns": 2.982154796455988e-32, "H1SNR": 8.4623566, "HasNS": 0.0, "L1SNR": 8.7755594, "Mass1": 16.636253, "Mass2": 7.3640094, "Pnsbh": 0.00047197462737353816, "State": "neighbor", "Pastro": 0.9999999999999999, "Skymap": "https://gracedb.ligo.org/api/events/G420894/files/bayestar.multiorder.fits", "Spin1z": 0.092812501, "Spin2z": 0.092812501, "GPSTime": 1374875605.888236, "Pipeline": "gstlal", "HasMassGap": 0.12463847974647461, "HasRemnant": 0.0, "NetworkSNR": 12.19105909679083, "SourceClassification": "https://gracedb.ligo.org/api/events/G420894/files/gstlal.p_astro.json"}], "LastUpdate": "2023-12-13 16:01:22.201683", "Instruments": "H1,L1"}, "Lensing": {"Analyses": []}, "Cosmology": {"PreferredLowLatencySkymap": "https://gracedb.ligo.org/api/events/G420897/files/bayestar.multiorder.fits"}, "TestingGR": {"Notes": [], "BHMAnalyses": [], "FTIAnalyses": [], "MDRAnalyses": [], "POLAnalyses": [], "SIMAnalyses": [], "SMAAnalyses": [], "SSBAnalyses": [], "LOSAAnalyses": [], "IMRCTAnalyses": [], "TIGERAnalyses": [], "PCATGRAnalyses": [], "PYRINGAnalyses": [], "PSEOBRDAnalyses": [], "EchoesCWBAnalyses": [], "ResidualsAnalyses": [], "ModeledEchoesAnalyses": [], "UnmodeledEchoesAnalyses": [], "QNMRationalFilterAnalyses": []}, "Publications": {"Papers": []}, "ExtremeMatter": {"Analyses": []}, "ParameterEstimation": {"Notes": [], "Status": "ongoing", "Results": [{"UID": "online", "Notes": ["Automatic online PE run succeeded", "Results copied from /home/pe.o4/O4a/S230731an/online/bilby"], "RunStatus": "complete", "ConfigFile": {"Path": "CIT:/home/pe.o4/public_html/O4a/S230731an/online/bilby/G420897_config_complete.ini", "MD5Sum": "7cd4897f4e51c8494385519e76fbf501", "DateLastModified": "2023/07/31 14:59:38"}, "Deprecated": false, "ResultFile": {"Path": "CIT:/home/pe.o4/public_html/O4a/S230731an/online/bilby/final_result/G420897_data0_1374875605-8886719_analysis_H1L1_merge_result.hdf5", "MD5Sum": "0fa6b1e79cc6bdde34a98526f0a2fbab", "DateLastModified": "2023/07/31 15:55:38"}, "Publications": [], "ReviewStatus": "pass", "PESummaryPageURL": "https://ldas-jobs.ligo.caltech.edu/~pe.o4/O4a/S230731an/online/summary/home.html", "InferenceSoftware": "bilby", "WaveformApproximant": "IMRPhenomPv2"}], "Analysts": [], "Reviewers": [], "SafeSamplingRate": 4096.0, "IllustrativeResult": "online", "SafeLowerMassRatio": 0.05}, "RatesAndPopulations": {"RnPRunsUsingThisSuperevent": []}, "DetectorCharacterization": {"Notes": [""], "Status": "complete", "Analysts": ["Ronaldas Macas", "ronaldas.macas@port.ac.uk", "Laura Nuttall", "laura.nuttall@port.ac.uk", "Sophie Hourihane", "sophie.hourihane@ligo.org", "Laura Nuttall", "laura.nuttall@port.ac.uk", "Ronaldas Macas", "ronaldas.macas@ligo.org", "Siddharth Soni", "siddharth.soni@ligo.org"], "Reviewers": ["Laura Nuttall", "laura.nuttall@port.ac.uk"], "DQRResults": [{"UID": " ", "Notes": [""], "DQRFile": {"Path": "CIT:/home/dqr/public_html/o4dqr/online/events/202307/S230731an/index.html", "MD5Sum": "d63ebc8a52f6b27727211bf34af65dfe", "PublicHTML": "https://ldas-jobs.ligo.caltech.edu/~dqr/o4dqr/online/events/202307/S230731an/index.html", "DateLastModified": "2023/07/31 15:39:23"}, "ReviewStatus": "pass", "ValidationNotes": [""], "ValidationResult": "pass"}], "RecommendedDuration": 32.0, "RecommendedDetectors": [{"UID": "H1", "Notes": ["After feedback with PE (issue no. 31) we will keep fmin=40Hz at LHO due to extended noise"], "FrameType": "H1_HOFT_C00", "RecommendedChannel": "H1:GDS-CALIB_STRAIN_CLEAN", "GlitchMitigationStatus": "required", "RecommendedMinimumFrequency": 40}, {"UID": "L1", "Notes": ["After feedback with PE (issue no. 31) we will keep fmin=40Hz at LHO due to extended noise"], "FrameType": "L1_HOFT_C00", "RecommendedChannel": "L1:GDS-CALIB_STRAIN_CLEAN", "GlitchMitigationStatus": "not required", "RecommendedMinimumFrequency": 20}], "ParticipatingDetectors": ["H1", "L1"]}}Selected 7a18f611
{"Info": {"Notes": []}, "Sname": "S230731an", "GraceDB": {"Events": [{"FAR": 1.434737e-09, "UID": "G420898", "XML": "https://gracedb.ligo.org/api/events/G420898/files/coinc.xml", "Pbbh": 0.997437147, "Pbns": 0.0, "H1SNR": 8.014899, "HasNS": 0.0, "L1SNR": 9.237636, "Mass1": 17.467924, "Mass2": 7.070309, "Pnsbh": 5.7147e-05, "State": "neighbor", "Pastro": 0.997494304, "Skymap": "https://gracedb.ligo.org/api/events/G420898/files/bayestar.multiorder.fits", "Spin1z": 0.114115, "Spin2z": 0.114115, "GPSTime": 1374875605.902534, "Pipeline": "MBTA", "HasMassGap": 0.11929632599053452, "HasRemnant": 0.0, "NetworkSNR": 12.229985, "PipelineHasNS": 0.0, "PipelineHasRemnant": 0.0, "SourceClassification": "https://gracedb.ligo.org/api/events/G420898/files/mbta.p_astro.json"}, {"FAR": 3.167545842243851e-10, "UID": "G420897", "XML": "https://gracedb.ligo.org/api/events/G420897/files/coinc.xml", "Pbbh": 0.8139519908482554, "Pbns": 0.0, "H1SNR": 8.6328821, "HasNS": 0.0, "L1SNR": 8.9746647, "Mass1": 12.339004, "Mass2": 9.5383854, "Pnsbh": 0.1838623882504885, "State": "preferred", "Pastro": 0.9978143790987439, "Skymap": "https://gracedb.ligo.org/api/events/G420897/files/bayestar.multiorder.fits", "Spin1z": -0.04117376, "Spin2z": -0.04117376, "GPSTime": 1374875605.888672, "Pipeline": "pycbc", "HasMassGap": 0.052964740814740806, "HasRemnant": 0.0, "NetworkSNR": 12.45276113683971, "SourceClassification": "https://gracedb.ligo.org/api/events/G420897/files/pycbc.p_astro.json"}, {"FAR": 3.911258903560588e-12, "UID": "G420895", "XML": "https://gracedb.ligo.org/api/events/G420895/files/coinc.xml", "Pbbh": 0.760997307911735, "Pbns": 0.0, "H1SNR": 8.0568419, "HasNS": 0.0, "L1SNR": 8.4773874, "Mass1": 27.867058, "Mass2": 4.8996797, "Pnsbh": 0.23899320475281907, "State": "neighbor", "Pastro": 0.9999905126645542, "Skymap": "https://gracedb.ligo.org/api/events/G420895/files/bayestar.multiorder.fits", "Spin1z": 0.32391885, "Spin2z": 0.93295616, "GPSTime": 1374875605.887207, "Pipeline": "spiir", "HasMassGap": 0.10595685582695276, "HasRemnant": 0.0, "NetworkSNR": 11.69524682123716, "SourceClassification": "https://gracedb.ligo.org/api/events/G420895/files/spiir.p_astro.json"}, {"FAR": 4.571287005064243e-27, "UID": "G420894", "XML": "https://gracedb.ligo.org/api/events/G420894/files/coinc.xml", "Pbbh": 0.9995280253726263, "Pbns": 2.982154796455988e-32, "H1SNR": 8.4623566, "HasNS": 0.0, "L1SNR": 8.7755594, "Mass1": 16.636253, "Mass2": 7.3640094, "Pnsbh": 0.00047197462737353816, "State": "neighbor", "Pastro": 0.9999999999999999, "Skymap": "https://gracedb.ligo.org/api/events/G420894/files/bayestar.multiorder.fits", "Spin1z": 0.092812501, "Spin2z": 0.092812501, "GPSTime": 1374875605.888236, "Pipeline": "gstlal", "HasMassGap": 0.12463847974647461, "HasRemnant": 0.0, "NetworkSNR": 12.19105909679083, "SourceClassification": "https://gracedb.ligo.org/api/events/G420894/files/gstlal.p_astro.json"}], "LastUpdate": "2024-02-01 04:06:14.019999", "Instruments": "H1,L1"}, "Lensing": {"Analyses": []}, "Cosmology": {"PreferredLowLatencySkymap": "https://gracedb.ligo.org/api/events/G420897/files/bayestar.multiorder.fits"}, "TestingGR": {"Notes": [], "BHMAnalyses": [], "FTIAnalyses": [], "MDRAnalyses": [], "POLAnalyses": [], "SIMAnalyses": [], "SMAAnalyses": [], "SSBAnalyses": [], "LOSAAnalyses": [], "IMRCTAnalyses": [], "TIGERAnalyses": [], "PCATGRAnalyses": [], "PYRINGAnalyses": [], "PSEOBRDAnalyses": [], "EchoesCWBAnalyses": [], "ResidualsAnalyses": [], "ModeledEchoesAnalyses": [], "UnmodeledEchoesAnalyses": [], "QNMRationalFilterAnalyses": []}, "Publications": {"Papers": []}, "ExtremeMatter": {"Analyses": []}, "ParameterEstimation": {"Notes": [], "Status": "complete", "Results": [{"UID": "online", "Notes": ["Automatic online PE run succeeded", "Results copied from /home/pe.o4/O4a/S230731an/online/bilby"], "RunStatus": "complete", "ConfigFile": {"Path": "CIT:/home/pe.o4/public_html/O4a/S230731an/online/bilby/G420897_config_complete.ini", "MD5Sum": "7cd4897f4e51c8494385519e76fbf501", "DateLastModified": "2023/07/31 14:59:38"}, "Deprecated": false, "ResultFile": {"Path": "CIT:/home/pe.o4/public_html/O4a/S230731an/online/bilby/final_result/G420897_data0_1374875605-8886719_analysis_H1L1_merge_result.hdf5", "MD5Sum": "0fa6b1e79cc6bdde34a98526f0a2fbab", "DateLastModified": "2023/07/31 15:55:38"}, "Publications": [], "ReviewStatus": "pass", "PESummaryPageURL": "https://ldas-jobs.ligo.caltech.edu/~pe.o4/O4a/S230731an/online/summary/home.html", "InferenceSoftware": "bilby", "WaveformApproximant": "IMRPhenomPv2"}], "Analysts": [], "Reviewers": [], "SafeSamplingRate": 4096.0, "IllustrativeResult": "online", "SafeLowerMassRatio": 0.05}, "RatesAndPopulations": {"RnPRunsUsingThisSuperevent": []}, "DetectorCharacterization": {"Notes": [""], "Status": "ongoing", "Analysts": ["Ronaldas Macas", "ronaldas.macas@port.ac.uk", "Laura Nuttall", "laura.nuttall@port.ac.uk", "Sophie Hourihane", "sophie.hourihane@ligo.org", "Laura Nuttall", "laura.nuttall@port.ac.uk", "Ronaldas Macas", "ronaldas.macas@ligo.org", "Siddharth Soni", "siddharth.soni@ligo.org"], "Reviewers": ["Laura Nuttall", "laura.nuttall@port.ac.uk"], "DQRResults": [{"UID": " ", "Notes": [""], "DQRFile": {"Path": "CIT:/home/dqr/public_html/o4dqr/online/events/202307/S230731an/index.html", "MD5Sum": "d63ebc8a52f6b27727211bf34af65dfe", "PublicHTML": "https://ldas-jobs.ligo.caltech.edu/~dqr/o4dqr/online/events/202307/S230731an/index.html", "DateLastModified": "2023/07/31 15:39:23"}, "ReviewStatus": "pass", "ValidationNotes": [""], "ValidationResult": "pass"}], "RecommendedDuration": 32.0, "RecommendedDetectors": [{"UID": "H1", "Notes": ["Noise in LHO around -24s and -6.5s in the 10-40Hz range. The noise doesn't look terrible settings"], "FrameType": "H1_HOFT_C00", "RecommendedChannel": "H1:GDS-CALIB_STRAIN_CLEAN", "GlitchMitigationStatus": "required", "RecommendedMinimumFrequency": 40}, {"UID": "L1", "Notes": ["Noise in LHO around -24s and -6.5s in the 10-40Hz range. The noise doesn't look terrible settings"], "FrameType": "L1_HOFT_C00", "RecommendedChannel": "L1:GDS-CALIB_STRAIN_CLEAN", "GlitchMitigationStatus": "not required", "RecommendedMinimumFrequency": 20}], "ParticipatingDetectors": ["H1", "L1"]}}