scholarly journals Examining Spatial Distribution and Dynamic Change of Urban Land Covers in the Brazilian Amazon Using Multitemporal Multisensor High Spatial Resolution Satellite Imagery

2017 ◽  
Vol 9 (4) ◽  
pp. 381 ◽  
Author(s):  
Yunyun Feng ◽  
Dengsheng Lu ◽  
Emilio Moran ◽  
Luciano Dutra ◽  
Miquéias Calvi ◽  
...  
2019 ◽  
Vol 75 ◽  
pp. 01013
Author(s):  
Dmitriy Mozgovoy ◽  
Dmitriy Svinarenko ◽  
Roman Tsarev ◽  
Tatiana Yamskikh

A method for monitoring attitude and positioning errors when taking satellite imagery of lengthy territories with complex configuration using an ultra-high spatial resolution optical-electronic scanner is described in the article. The results of modeling the system of automatic satellite attitude program control during the process of imagery are presented. Given these results, the impact of attitude and positioning errors during satellite imagery was estimated on the coverage percentage of the territory to be imaged.


1994 ◽  
Vol 140 ◽  
pp. 238-240
Author(s):  
Y. C. Minh ◽  
M. Ohishi ◽  
D. G. Roh ◽  
M. Ishiguro

AbstractHigh spatial resolution observation (~ 5 arcsec) were made for CH3OH, HCOOCH3, and (CH3)2O toward Orion-KL using the Nobeyama Millimeter Array. The spatial distribution of CH3OH appears to be well elongated along the line connecting IRc2 and “the southern condensation (SC)”. The HCOOCH3 and (CH3)2O emissions appear to be well concentrated to SC with an angular size of ~ 6.5 arcsec. We derive the total column densities 6.8 × 1017cm−2, 1.4 × 1016cm−2 and 2.7 × 1016cm−2 for CH3OH, HCOOCH3, and (CH3)2O, respectively, at the core of SC.


2017 ◽  
Vol 191 ◽  
pp. 95-109 ◽  
Author(s):  
Ran Meng ◽  
Jin Wu ◽  
Kathy L. Schwager ◽  
Feng Zhao ◽  
Philip E. Dennison ◽  
...  

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