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Table · dataset · 2025

GBM Accreting Pulsar Histories

Listed in NASA Data Portal

For each source we plot the history of pulse frequency and pulsed flux measured using the Fermi Gamma-Ray Burst Monitor (GBM) NaI detectors.

Description

For these measurements we use the CTIME data which normally has 0.256 s time bins, and eight energy channels. Our analysis normally uses channels 1 (12-25 keV) and 2 (25-50 keV).

The integration interval used varies from source to source, ranging from one to four days. For eclipsing systems each egress to ingress interval is divided into an integral number of equal parts, with no measurement made during the eclipse. The measured frequencies are barycentered.

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For sources where the binary orbit is known, the frequencies are corrected for the binary motion. The R.M.S. pulsed flux is given in the energy band in which the pulse search was made.

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Inferred from text
Astronomical sciences 69%
Provenance · 1 source records, 9 field assertions
SourceKeyLast seenRaw
NASA Data Portale0f6f5d7-fc20-4fd5-ac5e-5ea871dabb6710 d agoJSON v1
FieldAssertionExtractorEvidence
concepts[field].anzsrc:group:5101enrichment · data nasa govtaxonomy-embedding@1.1.0title+keywords+description (69%)
concepts[field].local:field:astronomymapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[field].local:field:physicsmapping · data nasa govconnector:data_nasa_gov@1.0.0
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descriptionsource · data nasa govconnector:data_nasa_gov@1.0.0/notes
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updated_datesource · data nasa govconnector:data_nasa_gov@1.0.0