Table A.2
HGPS FITS table columns for HGPS_Sources, the main source catalog.
| Column | Unit | Description |
|---|---|---|
| Source_Name | Source name (HESS JHHmm±DDd identifier) | |
| Analysis_Reference | Source analysis reference (“HGPS” for most sources, “EXTERN” if source in Table 1) | |
| Source_Class | Source class (only filled for identified sources, see Table 3) | |
| Identified_Object | Identified object (only filled for identified sources, see Table 3) | |
| Gamma_Cat_Source_ID | Source ID in the gamma-cat open TeV catalog | |
| RAJ2000 | deg | Right Ascension (J2000) |
| DEJ2000 | deg | Declination (J2000) |
| GLON | deg | Galactic longitude |
| GLON_Err | deg | Statistical error (1 sigma) on GLON |
| GLAT | deg | Galactic latitude |
| GLAT_Err | deg | Statistical error (1 sigma) on GLAT |
| Pos_Err_68 | deg | Position error (68% CL, including systematics, see Eq. (19)) |
| Pos_Err_95 | deg | Position error (95% CL, including systematics, see Eq. (19)) |
| ROI_Number | ROI number, see Fig. A.6 for details | |
| Spatial_Model | Spatial model (one of “Gaussian”, “X-Gaussian” or “Shell”) | |
| Components | List of Gaussian components the source is composed of | |
| Sqrt_TS | Square root of the sum of the test statistics of the individual components (Eq. (11)) | |
| Size | deg | Source size (1 sigma for single-Gaussian sources, RMS equivalent for multi-Gaussian sources and outer radius for SNRs) |
| Size_Err | deg | Statistical error (1 sigma) on Size |
| Size_UL | deg | Upper limit (95% CL) on Size (Eq. (18), NULL if source is extended) |
| R70 | deg | 70% containment radius, computed on the PSF-convolved excess model image |
| RSpec | deg | Rspec, the radius of the spectral analysis circular region |
| Excess_Model_Total | Total excess from spatial model (this source only) | |
| Excess_RSpec | Data excess in R_Spec (measured on maps) | |
| Excess_RSpec_Model | Model excess in R_Spec (this source, other sources, large scale emission component) | |
| Background_RSpec | Background in R_Spec | |
| Livetime | hour | Livetime for map |
| Energy_Threshold | TeV | Energy threshold for map (minimum) |
| Flux_Map | cm-2 s-1 | Integral flux above 1 TeV from the morphology fit on the map (total) |
| Flux_Map_Err | cm-2 s-1 | Statistical error (1 sigma) on Flux_Model_Total |
| Flux_Map_RSpec_Data | cm-2 s-1 | Data flux in R_Spec (measured on maps) |
| Flux_Map_RSpec_Source | cm-2 s-1 | Model flux in R_Spec (this source only) |
| Flux_Map_RSpec_Other | cm-2 s-1 | Model flux in R_Spec (other sources only) |
| Flux_Map_RSpec_LS | cm-2 s-1 | Model flux in R_Spec (large scale emission component only) |
| Flux_Map_RSpec_Total | cm-2 s-1 | Model flux in R_Spec (this source, other sources, large scale emission component) |
| Containment_RSpec | Containment fraction (Eq. (23)) | |
| Contamination_RSpec | Contamination fraction (Eq. (22)) | |
| Flux_Correction_RSpec_To_Total | Total flux correction factor (Eq. (21)) | |
| Livetime_Spec | hour | Livetime for spectrum |
| Energy_Range_Spec_Min | TeV | Minimum energy of counts spectrum |
| Energy_Range_Spec_Max | TeV | Maximum energy of counts spectrum |
| Background_Spec | Background from spectral analysis | |
| Excess_Spec | Excess from spectral analysis | |
| Spectral_Model | Spectral model, either “PL” or “ECPL” (Eq. (24)) and (Eq. (25)) | |
| TS_ECPL_over_PL | Test statistic difference of ECPL and PL model | |
| Flux_Spec_Int_1TeV | cm-2 s-1 | PL or ECPL integral flux above 1 TeV, depending on Spectral_Model |
| Flux_Spec_Int_1TeV_Err | cm-2 s-1 | Statistical error (1 sigma) on Flux_Spec_Int_1TeV |
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