GW190421_213856

Documentation

Release: GWTC-2

Event UID: GW190421_213856-v1

Names: GW190421_213856

GPS: 1239917954.3

UTC Time: 2019-04-21 21:38:56

GraceDB: S190421ar

GCN: Query for Circulars • Notices

Timeline: Query for segments

DOI: https://doi.org/10.7935/99gf-ax93

Data sourced from frame channels. FrameChannels: [ H1:DCS-CALIB_STRAIN_CLEAN_C01, L1:DCS-CALIB_STRAIN_CLEAN_C01 ] Data sourced from frame types: FrameTypes: [ H1_HOFT_C01, L1_HOFT_C01 ] To open GWF files, use channels names as shown for GWTC-1: https://doi.org/10.7935/82H3-HH23

GWTC-2 BayesWave Waveform GW190421_213856

Date added: March 9, 2021

Source File

Waveform Reconstruction for GW190421_213856

Waveform reconstruction from BayesWave

cWB Search Pipeline

Date added: Oct. 15, 2020

far (1/yr)	0.30
network_matched_filter_snr	9.3

GWTC-2 cWB Waveform GW190421_213856

Date added: March 9, 2021

Source File

Waveform Reconstruction for GW190421_213856

Comparison between the unmodeled waveform reconstruction of the cWB pipeline and the maximum likelihood waveform found by the LALInference Bayesian analysis (LI). The whitened data used by cWB are also shown.

Additional Plots

All cWB GWTC-2 reconstructions

README File

GstLAL Search Pipeline

Date added: Oct. 15, 2020

far (1/yr)	7.7e-04
network_matched_filter_snr	10.6
p_astro	1.00

GWTC-2 PE for GW190421_213856 (2nd release)

Waveform Family: PublicationSamples

Date added: March 9, 2021

chi_eff	-0.06 ^+0.22 _-0.27
chirp_mass (M_sun)	46.6 ^+6.6 _-6.0
chirp_mass_source (M_sun)	31.2 ^+5.9 _-4.2
final_mass_source (M_sun)	69.7 ^+12.5 _-8.7
luminosity_distance (Mpc)	2880 ⁺¹³⁷⁰ _-1380
mass_1_source (M_sun)	41.3 ^+10.4 _-6.9
mass_2_source (M_sun)	31.9 ^+8.0 _-8.8
redshift	0.49 ^+0.19 _-0.21
total_mass_source (M_sun)	72.9 ^+13.4 _-9.2

Source File

Posterior Samples DCC Entry

Skymap

Default PE

GWTC-2 PE for GW190421_213856 (1st release)

Waveform Family: PublicationSamples

Date added: Oct. 23, 2020

chi_eff	-0.05 ^+0.23 _-0.26
chirp_mass (M_sun)	47.0 ^+6.8 _-6.0
chirp_mass_source (M_sun)	30.7 ^+5.5 _-3.9
final_mass_source (M_sun)	68.6 ^+11.7 _-8.1
luminosity_distance (Mpc)	3150 ⁺¹³⁷⁰ _-1420
mass_1_source (M_sun)	40.6 ^+10.4 _-6.6
mass_2_source (M_sun)	31.4 ^+7.5 _-8.2
redshift	0.53 ^+0.18 _-0.21
total_mass_source (M_sun)	71.8 ^+12.5 _-8.6

Source File

Posterior Samples DCC Entry

Skymap

PyCBC Search Pipeline

Date added: Oct. 15, 2020

far (1/yr)	1.90
network_matched_filter_snr	10.2
p_astro	0.89

PyCBC BBH Search Pipeline

Date added: Oct. 15, 2020

far (1/yr)	6.6e-03
network_matched_filter_snr	10.2
p_astro	1.00

H1 strain

32sec • 16KHz:	GWF	HDF	TXT
32sec • 4KHz:	GWF	HDF	TXT
4096sec • 16KHz:	GWF	HDF	TXT
4096sec • 4KHz:	GWF	HDF	TXT

L1 strain

32sec • 16KHz:	GWF	HDF	TXT
32sec • 4KHz:	GWF	HDF	TXT
4096sec • 16KHz:	GWF	HDF	TXT
4096sec • 4KHz:	GWF	HDF	TXT

See this page as JSON