THE TIEN-SHAN MOUNTAIN STATION's
DATABASE

Cosmic rays

Current data
One minute resolution time series of the pulse counting rate of separate neutron counters in Tien Shan 18NM64 neutron supermonitor which have been registered during the last few days.

Cosmic Ray Intensity Variations
(2006-2024)
Precision data on intensity of the high energy cosmic ray hadronic component (>10⁹ eV) obtained in continuous long-term measurements at the neutron monitor sites of Tien Shan Mountain Station (3340 m above sea level), Intermediate Cosmic Ray Station (1750 m a.s.l.), Kazakh National University (850 m a.s.l), and by Underground neutron monitor of Tien Shan station (3340 m a.s.l. + 2000 g/cm² depth of rock soil).

Low-energy neutrons

Monitoring data on the intensity of low-energy neutron background at Tien Shan Mountain Station in the energy range of 10^-2 - 10⁶ eV.
2019-2024 ;  2018-2019 ;  2006-2017.

The list of the low energy neutron background measurements made at Tien Shan station in various time epochs.

Neutron intensity measurements at the 3500 m a.s.l. elevated detector point:

2013 ;  2012 ;  2011.

Gamma-radiation

Intensity measurements of the 30 - 3000 keV gamma-radiation background made at the Tien Shan Mountain Station.
2019-2024 ;  2018-2019 ;  2014-2017-2018.

Atmospheric Data

The measurements of barometric pressure and air temperature in the vicinity of the neutron detector disposition points.

Weather Data
On-line measurements of the atmospheric pressure, temperature, relative humidity and other environmental parameters at the level of Tien Shan mountain station.

Mean values
Averaged data on the pressure, temperature, etc calculated for the moments of 3,9,15,21 hours of LOCAL time.

EAS characteristics
Basic characteristics of the detected extensive air showers (EAS): the axis position&direction, the total number of charged particles (shower size), and the "age" parameter which have been obtained through approximation of the detected spatial distributions of shower particles density by a set of Nishimura-Kamata-Greisen functions.

Spectra & Intensities
Time series of the counting rate intensity and amplitude spectra of background scintillation pulses measured for all particle detectors of the Tien Shan shower system. 2023-2024 ;  2015-2022.

EAS Triggers
Statistics data on the EAS trigger events.

Electric field

The local electric field strength records written at the level of Tien Shan mountain station with the time resolution of 1-10 s:

2022-2024 ;  2018-2019 ;  2016-2017 ;  2013-2015 ;  2012 ;  2011 ;  2010

Current data (1.2M)

Optic sensor

2024 ; 2016-2018.

Time series of the night time luminescence intensity measured with the periodicity of 190/100/20/10 us, and synchronized with the lightning trigger events.

High-resolution measurements

Time series of signal intensity in the temporal vicinity of atmospheric electric discharges written in thunderclouds with temporal resolution of 20/160/200 microsecond:

2016-2018(optic)  2016-2018(gamma)  2016-2017(neutrons) ; 2013-2014 ; 2012 (pdf) ; 2011 (pdf) ; 2010

TGE events

The catalog of the TGE (thunderstorm ground enhancement, thunderstorm gamma ray glow) events, observed during summer thunderstorm seasons inside thunderclouds at the distant high-altitude detector points "TOURIST/RIDGE" and (since 2023) "TOURIST/HEAVEN":
2023 ;  2015-2018.

Monitoring of the radiation background

The gamma- and electron detectors at the high altitude (3750m & 3900m a.s.l.) points of the "TOURIST" system:
2023 ;  2022 ;  2015-2018, (and the corresponding high-resolution time series) ;  2011 ;  2010

Neutron detectors with secondly time resolution: 2019 & 2023.

Gamma-detectors at the Tien Shan station level: 2014-2017 ;  2013 ;  2012 ;  2011

Electron component accordingly to the large-sized plastic scintillators data: 2013 ;  2012 ;  2011

Electrons & gamma-radiation data from the ionization counter measurements 2013 ;  2012

Low-frequency electromagnetic radiation

One second resolution records of the daily intensity of short-time pulse signals of ionospheric origin ("atmospherics") in the VLF (1-20 kHz) frequency range.

2018-2024.

High resolution oscillogram samples of the VLF radiation pulses.

Continuous monitoring record from a receiver of the oscillations of electromagnetic field in the ELF/SLF (0.1-100 Hz) frequency range with the 0.0125 s time resolution:

2021-2023, 2019.

Neutron detector

Monitoring data of the intensity of pulse signals from a neutron counter installed in a bore hole 60m and 140m below the surface of the ground; the measurements of the counting rate made with a 10s time resolution.

2020-2024.

Gamma detector

Monitoring of the gamma radiation background in the bore hole at the depth of 40m; the measurements of the counting rate made with a 10s time resolution.

2017-2024.

Temperature

The data on the temperature at the surface of the ground and inside the borehole at the depth of 1m, 25m, and 40m; the measurements made with a 1000s time resolution.

2017-2024.

Acoustic detector

Mean Signal Level
The average intensity of acoustic noise at the 50m and 100m (since 2019) depth level under the soil surface of the Tien Shan mountain station.

2019-2022 ;  2017-2019.

Acoustic Events
Continuous 2ms resolution time series of the intensity of acoustic signal in the vicinity of its temporal increase.