Omicron-X report


Summary

Omicron version:4.2.0: documentation gitlab repository
Omicron run by:unknown
Report produced on:Wed Dec 3 13:03:53 2025 UTC

Ox analysis configuration

Ox option file:O4bw_14days_pt3_bis_depolarised_options.txt
Omicron option files:detector 0, detector 1
Detector channel names:H1:GDS-CALIB_STRAIN_CLEAN_AR_4096Hz, L1:GDS-CALIB_STRAIN_CLEAN_AR_4096Hz
Omicron analysis time window and overlap:16 s, 6 s
Number of Q planes:5 (Q = 5.51892 → Q = 72.478)
Omicron frequency range:50 Hz → 1958.38 Hz
Light travel time between detectors:0.0100128 s
Slice extra-time (calibration uncertainty + slice veto):0.0129872 s
Number of time-delay bins in a cross-correlation map:10000
Number of slices in a cross-correlation map:217
Number of time-delay bins in a slice:46
SNR gating:< 100 (detector 0), < 100 (detector 1)
Amplitude spectrograms:normalization = 1e-22, power index = 2
White noise SNR variance:0.523175 (after applying a correction factor = 1)
Amplitude ratio confidence level:3 sigma
Target sky positon:Ra: 10, Dec: 10 [rad]

Ox analysis results

List of input Ox files:O4bw_14days_pt3_bis_depolarised_file_list.txt (937 files)
Analysis result file:O4bw_14days_pt3_bis_depolarised_results-0.root
Slice selected for the the fakeground:slice index=77 (1.426 s), time lag = 0 s
ForegroundFakegroundBackground
Number of processed ox events17512517512537651875
Start Date (detector 0)Sat Sep 2 04:54:56 2023 UTCSat Sep 2 04:54:56 2023 UTCSat Sep 2 04:54:56 2023 UTC
End Date (detector 0)Sun Sep 17 00:01:47 2023 UTCSun Sep 17 00:01:47 2023 UTCSun Sep 17 00:01:47 2023 UTC
Start GPS (detector 0)137766571413776657141377665714
End GPS (detector 0)137894412513789441251378944125
Used livetime (detector 0)880330 s880330 s880330 s
Start Date (detector 1)Sat Sep 2 04:54:56 2023 UTCSat Sep 2 04:54:56 2023 UTCSat Sep 2 04:54:56 2023 UTC
End Date (detector 1)Sun Sep 17 00:01:47 2023 UTCSun Sep 17 00:01:47 2023 UTCSun Sep 17 00:01:47 2023 UTC
Start GPS (detector 1)137766571413776657141377665714
End GPS (detector 1)137894412513789441251378944125
Used livetime (detector 1)880330 s880330 s880330 s
Cumulative livetime1751250 s1751250 s376518750 s
0 years, 20 days, 6 hours, 27 min, 30 s0 years, 20 days, 6 hours, 27 min, 30 s11 years, 340 days, 20 hours, 32 min, 30 s

List of loudest foreground events

#0 [more/less] H1: 1377787305-1377787315 | L1: 1377787305-1377787315 | R = 0.976022 | FAR = 0 Hz | IFAR = inf yrs

#1 [more/less] H1: 1377787310-1377787320 | L1: 1377787310-1377787320 | R = 0.976002 | FAR = 0 Hz | IFAR = inf yrs

#2 [more/less] H1: 1378905909-1378905919 | L1: 1378905909-1378905919 | R = 0.970844 | FAR = 0 Hz | IFAR = inf yrs

List of loudest fakeground events

#0 [more/less] H1: 1377810325-1377810335 | L1: 1377810325-1377810335 | R = 0.369429 | FAR = 2.65591e-09 Hz | IFAR = 11.9312 yrs


Background studies

Detection threshold:R > 0.2
False-alarm rate above that detection threshold:2.99749e-06
Alternative threshold at 1/1000 yrs:R > 0.417333
Alternative threshold at 1/100 yrs:R > 0.417333
Alternative threshold at 1/10 yrs:R > 0.381769
Alternative threshold at 1/1 yr:R > 0.27752
Alternative threshold at 1/1 d:R > 0.169613

Background plots [more/less]

List of loudest background events

#0 [more/less] H1: 1377887310-1377887320 | L1: 1377887310-1377887320 | R = 0.428212 | FAR = 2.09176e-11 Hz | IFAR = 1514.9 yrs


Injection studies

pow20_y20

Number of injections (total/valid/detected):8404 / 7123 / 0
List of missed injections:./pow20_y20_missed.txt
Injection amplitude at 90% detection efficiency:-1
Injection amplitude at 50% detection efficiency:-1
Injection amplitude at 10% detection efficiency:-1

[more/less] Injection parameters

[more/less] Injection vetoes (#Xi)

[more/less] Injection vetoes (Amplitude)

[more/less] Injection rank

[more/less] Injection reconstruction: time delay

[more/less] Injection reconstruction: amplitude ratio

pow21_z100

Number of injections (total/valid/detected):8536 / 7302 / 1038
List of missed injections:./pow21_z100_missed.txt
Injection amplitude at 90% detection efficiency:10.0815
Injection amplitude at 50% detection efficiency:9.56425
Injection amplitude at 10% detection efficiency:3.36608

[more/less] Injection parameters

[more/less] Injection vetoes (#Xi)

[more/less] Injection vetoes (Amplitude)

[more/less] Injection rank

[more/less] Injection reconstruction: time delay

[more/less] Injection reconstruction: amplitude ratio

pow23_m39_1e12

Number of injections (total/valid/detected):8399 / 7310 / 3019
List of missed injections:./pow23_m39_1e12_missed.txt
Injection amplitude at 90% detection efficiency:6.64519
Injection amplitude at 50% detection efficiency:1.59052
Injection amplitude at 10% detection efficiency:0.648129

[more/less] Injection parameters

[more/less] Injection vetoes (#Xi)

[more/less] Injection vetoes (Amplitude)

[more/less] Injection rank

[more/less] Injection reconstruction: time delay

[more/less] Injection reconstruction: amplitude ratio

rad19_s10

Number of injections (total/valid/detected):8430 / 7266 / 1483
List of missed injections:./rad19_s10_missed.txt
Injection amplitude at 90% detection efficiency:-1
Injection amplitude at 50% detection efficiency:9.61503
Injection amplitude at 10% detection efficiency:4.61251

[more/less] Injection parameters

[more/less] Injection vetoes (#Xi)

[more/less] Injection vetoes (Amplitude)

[more/less] Injection rank

[more/less] Injection reconstruction: time delay

[more/less] Injection reconstruction: amplitude ratio


florent.robinet@ijclab.in2p3.fr