![[Operator logo]](/static/img/logo_medium.png){kind=logo}
Metadata
Identifier
Cite this
Description
Keywords
astronomical-software
![[Logo]](https://dachs.fai.kz/favicon.png)
| Tablename | Tableinfo | Table desc. | Res desc. |
|---|---|---|---|
| asteroids_obs_tab.main | Table Info | N/A | This table contains a log of recent asteroid observations performed at the Fesenkov Astrophysical Institute. The log includes target designations, filters used, binning, exposure times, and reference links to published MPC reports. The data is subject to periodic updates. |
| fai_agn.main | Table Info | N/A | The database of Active Galactic Nuclea (AGN) photometrical observations obtained on defferent telescopes at Fesenkov Astrophysical Institute, Almaty, Kazakhstan since 2016. Observations were carried out in the optical range. |
| gcvs_gaia_tess.main | Table Info | N/A | This catalog combines photometric and astrometric data from three major sources: the General Catalogue of Variable Stars (GCVS, 2017ARep...61...80S), Gaia DR3, and TESS. It provides detailed information on variable stars, including their coordinates, magnitudes, variability periods, parallaxes, proper motions, spectral classifications, and other physical characteristics. Additionally, the catalog includes computed parameters such as galactocentric distances and model-predicted values for spectral types and variability types for stars with incomplete observational data. The catalog aims to facilitate studies of stellar variability, galactic structure, and stellar evolution. |
| geomagnetic_field.main | Table Info | N/A | The Alma-Ata Geomagnetic Observatory provides continuous monitoring of Earth's geomagnetic field. Located at 1300 meters above sea level in the foothills of the Tien Shan Mountains, approximately 10 km from Almaty, Kazakhstan, the observatory operates state-of-the-art equipment certified by INTERMAGNET, including the fluxgate magnetometer LEMI-008 and the proton Overhauser magnetometer POS-1. The data service includes: * **Observables**: Three components of the geomagnetic field vector (X, Y, Z) and the total field amplitude (F), measured in nanoteslas (nT). * **Data Resolution**: - XYZ components measured at a 1-second frequency. - F component measured at a 5-second frequency. - Derived minute averages for XYZF components available in real time. - Absolute measurements performed two to three times per week. The service provides open access to minute and hourly data (XYZF components and K-index of geomagnetic activity) through the Institute of Ionosphere's website for data from 2003 onward. Additionally, INTERMAGNET hosts minute variations data since 2004. Data prior to 2003 are available upon request. The data is collected and provided by the Institute of Ionosphere (https://ionos.kz/). |
| grb_photometry.main | Table Info | N/A | The database of Gamma Ray Burst (GRB) photometrical observations obtained on defferent telescopes at Fesenkov Astrophysical Institute, Almaty, Kazakhstan. Observations were carried out in the optical range. |
| ivoa.ObsCore | Table Info | The IVOA-defined obscore table, containing generic metadata for datasets within this datacenter. | Definition and support code for the ObsCore data model and table. |
| maksutov_50_telescope.main | Table Info | N/A | The archive of digitized plates obtained on Wide aperture Maksutov meniscus telescope with main mirror 50 cm at the Fesenkov Astrophysical Institute (FAI), Almaty, Kazakhstan. They represent the results of photometric observations of stars, comets, nebulae etc. for 50 years - from 1950 to 2000. Observations were carried out in the optical range. Telescope specifications: diameter of main mirror D = 500 mm, focal length F = 1200 mm. |
| neutrons.main | Table Info | N/A | The Alma-Ata Cosmic Ray Station operates the 18NM-64 neutron supermonitor at an altitude of 3340 meters above sea level with a geomagnetic cutoff rigidity of 6.7 GeV. The station provides real-time minute-level measurements of cosmic ray intensity and atmospheric pressure, contributing data to the international NMDB network (www.nmdb.eu). This service publishes daily tables containing two columns: timestamp and counts/sec. The timestamps reflect actual measurement times, ensuring accurate tracking even when delayed data from previous days is incorporated into current files due to communication delays with space stations. |
| pn_spec_res_table.main | Table Info | N/A | This resource provides a compiled dataset of Galactic planetary nebulae derived from absolute optical spectroscopy and supplemented by selected values from the literature. Based on these data, fundamental physical parameters were calculated, including sizes, densities, electron temperatures, and central star characteristics. The table includes: * Object identifiers, excitation classes, and interstellar extinction at Hβ. * Morphological and distance properties: angular diameters (Diam_arcsec), linear sizes (Diam_pc), and heliocentric distances (D_kpc). * Electron densities from [SII] 6717/6731 ratios. * Effective temperatures of central stars estimated both by the Zanstra method (T_HI) and empirical [OIII]-based calibrations (T0_[OIII], T1_[OIII]), given in units of 10**4 K. * Timescales: duration of available observations (delta_t_obs_year) and model reproduction intervals (delta_t_model_year), linked to evolutionary models by Bertolami (2016, A&A 588, A25). * Absolute emission-line fluxes for Hβ, HeII 4685, [OIII] 5007, Hα, [NII] 6583, HeI 6678, [SII] 6717/6731, HeI 7065, [ArIII] 7136, and [OI] 7324, with measurement uncertainties and (where relevant) a power-of-ten exponent. Each measurement is provided in a machine-readable format, separating values, uncertainties, and exponents into dedicated columns. This ensures precise numerical handling and interoperability with Virtual Observatory services and pipelines. |
| pulsars.main | Table Info | N/A | This catalog contains data on the Galactic population of 82 confirmed X-ray pulsars in high-mass X-ray binary (HMXB) systems, classified into 18 persistent and 64 transient sources. Key parameters include spin periods, spin evolution (local and global trends), orbital periods, X-ray luminosities, magnetic fields, distances, and detailed companion star characteristics. The data have been compiled through cross-matching with recent HMXB catalogs and databases such as Fortin et al. (2023), Neumann et al. (2023), and Krivonos et al. (2022), supplemented with literature and SIMBAD database analysis. The catalog aims to support studies on stellar evolution, accretion processes, and binary dynamics. |
| schmidt_telescope_lc.main | Table Info | N/A | The archive of digitized plates obtained on Schmidt telescope (large camera) at the Fesenkov Astrophysical Institute (FAI), Almaty, Kazakhstan. They represent the results of photometric observations of stars, comets, nebulae etc. for 50 years - from 1950 to 2000. Observations were carried out in the optical range. Telescope specifications: diameter of main mirror D = 397 mm, focal length F = 773 mm. |
| solar_flux.main | Table Info | N/A | The “Orbita” Radio Polygon at an altitude of 2750 meters conducts solar radio emission observations using state-of-the-art equipment. This includes instruments for monitoring solar radio flux at frequencies of 1 GHz and 2.8 GHz, as well as the Callisto solar radio spectrograph, which is part of the international e-Callisto network. These tools enable the detection of solar radio bursts of types II, III, IV, and V, and provide valuable insights for forecasting the geo-effectiveness of solar flare activity. The provided dataset consists of daily tables, where each table corresponds to a single observation day. The data includes two columns: * timestamp: The time of observation at the detector. * SFU: The solar flux unit measurement, representing the intensity of solar radio emission in SFU (Solar Flux Units). The data is collected and provided by the Institute of Ionosphere (https://ionos.kz/). |
| specphot_stand_cat.main | Table Info | N/A | The **Spectrophotometric Catalogue of Stars** (A.V. Kharitonov, V.M. Tereshenko, L.N. Knyazeva, 2011) provides calibrated monochromatic irradiances for bright northern-hemisphere stars and is intended for absolute/relative flux calibration of spectra and photometry. **Content (one row per star):** * Identifiers: sequential catalogue number, common name (if any), **BS** and **HD** numbers. * Astrometry: J2000.0 right ascension and declination (also given in decimal degrees as *raj2000*, *dej2000*). * Photometry and classification: visual magnitude **V**, colour index **B−V**, spectral type, trigonometric parallax (when available). * Notes/flags: *st_ds* (short classification/remarks), *n* (mantissa exponent; see below). * Spectrophotometry: monochromatic irradiances **F_λ** at fixed wavelengths from **3225 Å to 7575 Å** in **50 Å** steps (columns *f3225*, *f3275*, …, *f7575*). Values are given as **mantissae**; the full physical value is *F_λ = mantissa × 10^{-6}* in units of **W·m⁻²·m⁻¹**. **Intended use:** * Absolute/relative flux calibration of long-slit and fiber spectra. * Cross-checks of instrumental response and atmospheric extinction curves. * Educational and research tasks in stellar astrophysics. **Coverage:** * Wavelength grid: 3225–7575 Å, Δλ = 50 Å, continuous per star. * Typical targets: bright standards of spectral classes **O–M**, luminosity classes **I–V**. |
| spectra_agn_archive.data | Table Info | N/A | The archive of AGN spectral observations is obtained on AZT-8 telescope at the Fesenkov Astrophysical Institute (FAI), Almaty, Kazakhstan. It represents the result of observations for abot 25 years - from 1970 to 1995. All observations were carried out at AZT-8 (D = 700 mm, F[main] = 2800 mm, F[Cassegrain] = 11000 mm) with a high-power spectrograph. In 1967-68, on the basis of the image intensifier (https://doi.org/10.1080/1055679031000084795a) developed and assembled the spectrograph of the original design in the workshops of the FAI. |
| spectra_pn_archive.data | Table Info | N/A | Spectra of planetary nebulae obtained at the AZT-8 telescope (0.7-m, Fesenkov Astrophysical Institute, Kamenskoe Plato, Almaty, Kazakhstan) during 1970–1998. Observations were carried out with a diffraction spectrograph equipped with the UM-92 image tube, in the 4000–8000 Å range, recorded on A-600 and A-600U photographic plates. |
| tap_schema.columns | Table Info | Columns in tables available for ADQL querying. | Unnamed data center's Table Access Protocol (TAP) service with table metadata. |
| tap_schema.groups | Table Info | Columns that are part of groups within tables available for ADQL querying. | Unnamed data center's Table Access Protocol (TAP) service with table metadata. |
| tap_schema.key_columns | Table Info | Columns participating in foreign key relationships between tables available for ADQL querying. | Unnamed data center's Table Access Protocol (TAP) service with table metadata. |
| tap_schema.keys | Table Info | Foreign key relationships between tables available for ADQL querying. | Unnamed data center's Table Access Protocol (TAP) service with table metadata. |
| tap_schema.schemas | Table Info | Schemas containing tables available for ADQL querying. | Unnamed data center's Table Access Protocol (TAP) service with table metadata. |
| tap_schema.tables | Table Info | Tables available for ADQL querying. | Unnamed data center's Table Access Protocol (TAP) service with table metadata. |
| wr_wn_sequence.main | Table Info | N/A | This catalogue contains results of photometric and spectral observations of 11 Galactic Wolf-Rayet stars of the WN sequence, obtained in 2021–2022 at the Fesenkov Astrophysical Institute (FAI), Kazakhstan. The programme included moderately bright stars (mostly fainter than V = 10m) observed in B, V, and Rc photometric filters, and medium-resolution spectra for measurement of absolute fluxes in prominent emission lines. For each object the table provides: identifiers (WR catalogue number, alternative name), spectral subtype, equatorial coordinates (J2000), literature photometry (B_cat, V_cat), reference codes, date of observation, measured B, V, Rc magnitudes and their errors, and absolute fluxes and equivalent widths for a set of emission lines, including He II λ4540, N III λ4619, He II λ4685, He II + H I λ4859, N V λ4945, He II λ5411, He II λ6560, He II λ6583, and N IV λ7109. Variability at the level of 0.1–0.15 mag in brightness was detected for WR 1, WR 120, WR 151, and WR 152. Changes in emission-line fluxes were found in WR 120, WR 128, and WR 145. |