Results 41 to 50 of about 395 (109)

Site selection and characterization for giant telescopes [PDF]

, 2004
I describe the procedures used during the different phases of site testing for astronomical telescopes, that is, during the pre-selection of candidate sites, on-site testing (site selection), the site decision itself and characterization of the telescope
Schöck, Matthias
core  

АСТРОКЛИМАТ МИНСКА [PDF]

, 2018
С помощью метода счета фотонов измеряется энергетическая яркость основных составляющих свечения ночного неба в направлении на галактический полюс и в зените в участках спектра 0,53 и 0,69 мкм в Минске и отдельных пунктах Минской области.Предлагается ...
В. Горенков Н., О. Кузнечик О., О. Кузнечик П.   +2 more
core   +1 more source

Astronomical observatories [PDF]

The layout and equipment of astronomical observatories, the oldest scientific institutions of human society are discussed. The example of leading observatories of the USSR allows the reader to familiarize himself with both their modern counterparts, as ...
Ponomarev, D. N.
core   +1 more source

New infrared camera of the Caucasian Mountain Observatory of the SAI MSU: design, main parameters, and first light

This paper presents a prototype of an infrared photometer, created at SAI of MSU based on the commercial infrared module Gavin-615A. The operating spectral range of the photometer is 3-5 mkm.
Belyakova, A. A., Koksharova, E. A., Tatarnikov, A. M., Zheltoukhov, S. G.   +3 more
core  

ESPriF: the Echelle Spectropolarimeter of the BTA Primary Focus. Correction of Low-Frequency Variations in the Star Image

The development of a corrector for low-frequency variations in the star image at the input of ESPriF, the echelle spectropolarimeter of the BTA primary focus, is reported.
Emelianov, E. V., Panchuk, V. E., Verich, Yu. B., Yushkin, M. V.   +3 more
core  

Microwave Receiving System Based on Cryogenic Sensors for the Optical Big Telescope Alt-Azimuth. [PDF]

Sensors (Basel)
Balega Y, Bubnov G, Chekushkin A, Dubrovich V, Edelman V, Gunbina A, Kapustin S, Khabarova T, Kukushkin D, Lapkin I, Mansfeld M, Maruhno A, Parshin V, Raevskiy A, Stolyarov V, Tarasov M, Valyavin G, Vdovin V, Yakopov G, Yusupov R, Zemlyanukha P, Zinchenko I.   +21 more
europepmc   +1 more source

Weather conditions at Timau National Observatory from ERA5

A new observatory site should be investigated for its local climate conditions to see its potential and limitations. In this respect, we examine several meteorological parameters at the site of Timau National Observatory, Indonesia using the ERA5 dataset
Admiranto, A. G., Djamaluddin, T., Priyatikanto, R., Rachman, A., Wijaya, D. D.   +4 more
core  

Behind the Mask: can HARMONI@ELT detect biosignatures in the reflected light of Proxima b?

Proxima b is a rocky exoplanet in the habitable zone of the nearest star system and a key test case in the search for extraterrestrial life. Here, we investigate the characterization of a potential Earth-like atmosphere around Proxima b in reflected ...
Birkby, Jayne L., Carlotti, Alexis, Clarke, Fraser, Houllé, Mathis, Kaltenegger, Lisa, Lin, Zifan, Pereira-Santaella, Miguel, Thatte, Niranjan, Vaughan, Sophia R., Vigan, Arthur   +9 more
core  

ASTROCLIMATE OF THE TERSKOL PEAK OBSERVATORY

Proceedings of the XVIII Conference of Young Scientists “Interaction of fields and radiation with matter”
Atmospheric turbulence characteristics are important for determining the quality of astronomical imaging and implementing adaptive systems. The paper studies the vertical distributions of optical turbulence at the Terskol Peak Observatory (43.27472° N 42.
E. Kopylov, L. Bolbasova, A. Shikhovtsev, S. Potanin, A.M. Sachkov   +4 more
semanticscholar   +3 more sources

Millimeter-wave astroclimate studies in the North Caucasus: expedition and first results

Astrophysical Bulletin, 2020
We are presenting the results of astroclimatic studies in the North Caucasus started on our February 2020 expedition. The main objective of the studies is to compare millimeter-wave optical depth characteristics of four North Caucasus sites: BTA-6, RATAN-
G. Bubnov, A. S. Marukhno, M. Mingaliev, Anastasia P. Markova, N. I. Shatsky, O. Voziakova, V. Vdovin, P. Zemlyanukha, I. Zinchenko   +8 more
semanticscholar   +5 more sources