標(biāo)題: Titlebook: Geodesy for a Sustainable Earth; Proceedings of the 2 Jeffrey T. Freymueller,Laura Sánchez Conference proceedings‘‘‘‘‘‘‘‘ 2023 The Editor(s [打印本頁(yè)] 作者: Insularity 時(shí)間: 2025-3-21 16:33
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作者: Brain-Waves 時(shí)間: 2025-3-21 22:21 作者: 老人病學(xué) 時(shí)間: 2025-3-22 02:02
Johann Valentin Andreae: , (1619),s and submitted to the IVS Combination Centre. As a result, datum-free normal equations containing station coordinates and source positions as well as full sets of Earth Orientation Parameters (EOP) are delivered. In order to ensure consistency of the combined solution, time series of EOP and statio作者: 態(tài)度暖昧 時(shí)間: 2025-3-22 05:22
,Kierkegaard: “Das Musikalisch-Erotische”,ation strategy, where the weights are determined by a Least-Squares Variance Component Estimation (LSVCE). The orbits are intended to be combined in an iterative processing: firstly, by aligning all the products via a Helmert transformation, secondly by defining which satellites will be used in the 作者: Latency 時(shí)間: 2025-3-22 09:09 作者: Myocyte 時(shí)間: 2025-3-22 13:31
,Kunst als Strategie – Strategie als Kunst,as rotated at a constant interval during the survey so that the observed target positions form arcs, from which we determined the azimuth and elevation axes; the orthogonal projection of the elevation axis onto the azimuth axis was determined as the IVP. The resulting local tie vector and its varian作者: Myocyte 時(shí)間: 2025-3-22 19:17
Neue Regeln für einen neuen Kriegults show that the local tie stability is at the subcentimeter level over a 25 years period. The true stability may be better, taking into account the measurement technology used in the first survey 25 years ago. But to verify it we need to do more surveys.作者: 討好女人 時(shí)間: 2025-3-23 01:10
,Fast-sinusf?rmig schwingende Oszillatoren,nd the direction of the plumb line does not coincide with the normal vector of the reference ellipsoid. Horizontally the observed set of angles are oriented in arbitrary or approximately oriented directions..External information which is needed for solving the absolute orientation are datum points, 作者: 使害怕 時(shí)間: 2025-3-23 01:56
Antike Literaturhinweise zur Drehtechnik, procedures to derive the reference point of space geodetic techniques..In this contribution, we focus on the reference point determination. At the Geodetic Observatory Wettzell, a measurement campaign was carried out in September 2020 to evaluate the benefit of close range photogrammetry in the fra作者: excursion 時(shí)間: 2025-3-23 08:48 作者: 臭名昭著 時(shí)間: 2025-3-23 12:48 作者: 眨眼 時(shí)間: 2025-3-23 17:12 作者: Compassionate 時(shí)間: 2025-3-23 19:24
,Wertsch?pfungstreiber der Marke Obama, models are compared with the original one and residuals are calculated to evaluate the accuracy in dependence of point density. The results demonstrate the efficiency of the Kriging methods, highlighting the possibility to achieve higher accuracy (a few centimetres) using a point density of 1?point作者: 土產(chǎn) 時(shí)間: 2025-3-23 22:41
Combined IVS Contribution to the ITRF2020s and submitted to the IVS Combination Centre. As a result, datum-free normal equations containing station coordinates and source positions as well as full sets of Earth Orientation Parameters (EOP) are delivered. In order to ensure consistency of the combined solution, time series of EOP and statio作者: otic-capsule 時(shí)間: 2025-3-24 04:05
An Experimental Combination of IGS repro3 Campaign’s Orbit Products Using a Variance Component Estimation strategy, where the weights are determined by a Least-Squares Variance Component Estimation (LSVCE). The orbits are intended to be combined in an iterative processing: firstly, by aligning all the products via a Helmert transformation, secondly by defining which satellites will be used in the 作者: PLIC 時(shí)間: 2025-3-24 07:27 作者: anthropologist 時(shí)間: 2025-3-24 10:51 作者: 新奇 時(shí)間: 2025-3-24 16:00
Local Ties at SLR Station Rigaults show that the local tie stability is at the subcentimeter level over a 25 years period. The true stability may be better, taking into account the measurement technology used in the first survey 25 years ago. But to verify it we need to do more surveys.作者: Overthrow 時(shí)間: 2025-3-24 21:58 作者: 去世 時(shí)間: 2025-3-25 00:10 作者: BILIO 時(shí)間: 2025-3-25 05:32
ITRF Densification in Cyprusti-year solution is computed by combining the constraint-free daily solutions using the normal equations stacking strategy. The reference frame of the multi-year solution is IGb08 and it was enforced through a no-net-translation condition on the positions and velocities of 24 EPN (Class A) stations.作者: DEAWL 時(shí)間: 2025-3-25 08:38
Geodetic Analyses at the National Geographic Institute of Spain AC include projects such as IBERRED, for geodynamic purposes, and the participation in the European E-GVAP programme for meteorological applications. Over the last years, IGN Spain has expanded its contribution to geodetic VLBI analysis, starting in 2019 the operational analysis of VLBI sessions an作者: DEMUR 時(shí)間: 2025-3-25 12:03 作者: pericardium 時(shí)間: 2025-3-25 15:52 作者: accomplishment 時(shí)間: 2025-3-25 21:13 作者: 干旱 時(shí)間: 2025-3-26 04:08 作者: 清晰 時(shí)間: 2025-3-26 08:11 作者: 做作 時(shí)間: 2025-3-26 09:09
Entscheidungen in Organisationen,eodetic products and their representation at the renewed GGOS website (.). This website serves as an “entrance door” to geodetic products to satisfy different user needs and communities (e.g., geodesists, geophysicists, other geosciences and further customers) in order to make geodesy more visible to other disciplines and to society.作者: Fester 時(shí)間: 2025-3-26 12:55
https://doi.org/10.1007/978-3-531-18786-0opotential values (.) with accuracy of ~0.3?m.?s., which is close to those estimated by the Canadian regional geoid models at the 11 International Height Reference Frame sites in Canada. On the other hand, two recent augmented satellite-only models (DIR-R6 and GOCO06s) give . with accuracies between 1.5 and 1.7?m.?s. in Canada.作者: Subdue 時(shí)間: 2025-3-26 17:10 作者: Nefarious 時(shí)間: 2025-3-26 22:34 作者: 骯臟 時(shí)間: 2025-3-27 04:41
GGOS Bureau of Products and Standards: Description and Promotion of Geodetic Productseodetic products and their representation at the renewed GGOS website (.). This website serves as an “entrance door” to geodetic products to satisfy different user needs and communities (e.g., geodesists, geophysicists, other geosciences and further customers) in order to make geodesy more visible to other disciplines and to society.作者: FELON 時(shí)間: 2025-3-27 07:32 作者: 熔巖 時(shí)間: 2025-3-27 12:50 作者: 禁令 時(shí)間: 2025-3-27 14:39 作者: 種屬關(guān)系 時(shí)間: 2025-3-27 18:51 作者: 樹木心 時(shí)間: 2025-3-27 23:25
Duett statt Duell – kl?ren statt g?ren present time, and it uses both the routine and re-processed (repro2) series of combined weekly solutions. Through the results of this study we are able to assess the impact of various changes or updates that have been applied into the routine GNSS data processing and combination strategies on the quality of the estimated EPN weekly frames.作者: 不規(guī)則 時(shí)間: 2025-3-28 02:59
Frame Accuracy of Combined EPN Weekly Coordinate Solutions present time, and it uses both the routine and re-processed (repro2) series of combined weekly solutions. Through the results of this study we are able to assess the impact of various changes or updates that have been applied into the routine GNSS data processing and combination strategies on the quality of the estimated EPN weekly frames.作者: 言行自由 時(shí)間: 2025-3-28 07:17
Combined IVS Contribution to the ITRF2020he global ITRF2020 solution is based on an inter-technique combination of the four space-geodetic techniques VLBI, GNSS, SLR, and DORIS. In this context, the Combination Centre of the IVS (International VLBI Service for Geodesy and Astrometry) operated by the Federal Agency for Cartography and Geode作者: artless 時(shí)間: 2025-3-28 13:56 作者: 品嘗你的人 時(shí)間: 2025-3-28 16:11
The Correlations of the Helmert Transformation Parameters as an Additional Auxiliary Diagnostic ToolFs). The correlations can be served as an auxiliary diagnostic tool on assessing the quality of the Helmert transformation parameters (origin, scale, orientation and associated rates, respectively). Possible high correlations between the pair of parameters are signs of strong dependency of each othe作者: 斜坡 時(shí)間: 2025-3-28 19:38 作者: 加強(qiáng)防衛(wèi) 時(shí)間: 2025-3-29 01:17
Local Ties at SLR Station Riga2302M002) within IGS and EUREF networks. The reference geodetic mark (DOMES number 12302M001) was used for the mobile SLR system MTLRS operation in 1991. Domes 12302M002 is situated on top of an historical time service building which sits directly on the bedrock. Both other points are placed on conc作者: 障礙 時(shí)間: 2025-3-29 05:28
Datum Problem Handling in Local Tie Surveys at Wettzell and Mets?hovilements in 3D networks are scale, translation, and orientation. We consider here the local tie network at geodetic core stations, where the external reference frame is the latest ITRF realization, ITRF2014, in the mean epoch of terrestrial observations..Accurate distance measurements are used for th作者: LIMIT 時(shí)間: 2025-3-29 10:45 作者: 啞劇 時(shí)間: 2025-3-29 11:41 作者: 方便 時(shí)間: 2025-3-29 17:52
The Atlantic Network of Geodynamic and Space Stations (RAEGE)ed of four VGOS (VLBI Global Observing System) radio-telescopes, two in Spain (Yebes and Gran Canaria) and two in Portugal (Santa María and Flores islands, A?ores archipelago). The Yebes VGOS radio-telescope is fully operational and integrated in the VGOS core network since 2016. The Santa María VGO作者: 使高興 時(shí)間: 2025-3-29 22:16 作者: Etching 時(shí)間: 2025-3-30 02:57
Geodetic Analyses at the National Geographic Institute of Spainfrastructure. This includes the permanent networks of reference GNSS (Global Navigation Satellite System) receivers, VLBI (Very Long Baseline Interferometry) telescopes, and a new SLR (Satellite Laser Ranging) station under construction at the Yebes Observatory. In order to fully exploit the opportu作者: 討人喜歡 時(shí)間: 2025-3-30 04:23 作者: 施魔法 時(shí)間: 2025-3-30 11:44
GGOS Bureau of Products and Standards: Description and Promotion of Geodetic Productssy (IAG). It supports GGOS in its goal to provide consistent geodetic products needed to monitor, map, and understand changes in the Earth’s shape, rotation, and gravity field. In its present structure, the two Committees “Earth System Modeling” and “Essential Geodetic Variables” as well as the Work作者: 高度表 時(shí)間: 2025-3-30 12:29 作者: 范圍廣 時(shí)間: 2025-3-30 16:46
Assessing Molodensky’s Heights: A Rebuttalht system. It is a rebuttal of a publication in the . by Victor Popadyev titled “On the Advantage of Normal Heights: Once More on the Shape of Quasigeoid.” Even though Popadyev’s paper was not presented at the symposium it was published in the proceedings regardless. It purports to address a present作者: Infiltrate 時(shí)間: 2025-3-30 23:16
On the Accuracy of Geoid Heights Derived from Discrete GNSS/Levelling Data Using Kriging Interpolatipure astrogeodetic, gravimetric and GNSS/levelling solutions. To define local geoid, different interpolators may be applied starting from dataset of geoid height values. It is well known that the accuracy of the resulting models depends not only by interpolation method, but also by points numerosity作者: 發(fā)展 時(shí)間: 2025-3-31 03:49
Gravimetric Geoid Modeling by Stokes and Second Helmert’s Condensation Method in Yogyakarta, Indonesorne and terrestrial gravimetry. As gravity data have been collected thoroughly in all regions, the time has come to carry out Indonesia’s geoid modeling. We started our study by employing the Stokes and Second Helmert’s condensation method to our terrestrial gravity data in Yogyakarta, Indonesia, w作者: Terminal 時(shí)間: 2025-3-31 07:15
Jeffrey T. Freymueller,Laura SánchezThis book is open access, which means that you have free and unlimited access.Presents Open Access contributions to the latest research results in geodesy.Contains peer-reviewed articles from the IAG 作者: Lamina 時(shí)間: 2025-3-31 13:15 作者: FLIRT 時(shí)間: 2025-3-31 14:01 作者: dialect 時(shí)間: 2025-3-31 17:59
Johann Valentin Andreae: , (1619),he global ITRF2020 solution is based on an inter-technique combination of the four space-geodetic techniques VLBI, GNSS, SLR, and DORIS. In this context, the Combination Centre of the IVS (International VLBI Service for Geodesy and Astrometry) operated by the Federal Agency for Cartography and Geode作者: 皺痕 時(shí)間: 2025-3-31 22:04 作者: coddle 時(shí)間: 2025-4-1 02:01
Projekt Mehrfach genaues Rechnen,Fs). The correlations can be served as an auxiliary diagnostic tool on assessing the quality of the Helmert transformation parameters (origin, scale, orientation and associated rates, respectively). Possible high correlations between the pair of parameters are signs of strong dependency of each othe作者: Acetaminophen 時(shí)間: 2025-4-1 09:46
,Kunst als Strategie – Strategie als Kunst,phic Observatory (SHO) in Wakayama Prefecture located at the southernmost area of the main island of Japan. SHO is a co-location site where SLR and GNSS can be linked by precisely measuring the local tie vector (relative position) between these two space geodetic techniques. In November 2020, JCG co作者: SUE 時(shí)間: 2025-4-1 11:23
