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Comparison of the Arctic upper-air temperatures from radiosonde and radio occultation observations 期刊论文
ACTA OCEANOLOGICA SINICA, 2018, 卷号: 37, 期号: 1, 页码: 30-39
Authors:  Chang, Liang;  Guo, Lixin;  Feng, Guiping;  Wu, Xuerui;  Gao, Guoping;  Zhang, Yang;  Zhang, Yu
Favorite  |  View/Download:5/0  |  Submit date:2019/04/08
Arctic temperature  radio occultation  radiosonde  
明制简仪上地平日晷时间刻线的偏差与地理经度差修正问题的考证 文集
2014
Authors:  刘炎;  张旸
Adobe PDF(972Kb)  |  Favorite  |  View/Download:247/112  |  Submit date:2015/05/04
明制简仪  地平日晷  刻线偏差  经度差改正  明代建造  
明制简仪附加地平日晷之惑--由“高平子疑问”所想到的 文集
2014
Authors:  刘炎;  张旸
Adobe PDF(3707Kb)  |  Favorite  |  View/Download:160/30  |  Submit date:2015/05/04
A new method for orbit determination: Unit vector method 期刊论文
SCIENCE IN CHINA SERIES G-PHYSICS MECHANICS & ASTRONOMY, 2009, 卷号: 52, 期号: 7, 页码: 1115-1119
Authors:  Zhang Jing;  Lu BenKui;  Ma JingYuan;  Xia Yi;  Zhang Yang
Adobe PDF(149Kb)  |  Favorite  |  View/Download:439/20  |  Submit date:2011/12/08
Orbit Determination  Unit Vector Method  Perturbation  
A method of initial orbit determination for long arc data 期刊论文
CHINESE ASTRONOMY AND ASTROPHYSICS, 2004, 卷号: 28, 期号: 1, 页码: 88-93
Authors:  Lu, BK;  Ma, JY;  Xia, Y;  Zhang, Y
Adobe PDF(319Kb)  |  Favorite  |  View/Download:609/2  |  Submit date:2012/12/22
Celestial Mechanics : Initial Orbit Determination  
Fragments of Comet Hyakutake (C/1996 B2) 期刊论文
CHINESE SCIENCE BULLETIN, 1998, 卷号: 43, 期号: 2, 页码: 153-155
Authors:  Chen, DH;  Zhao, AD;  Wu, QD;  Song, Y;  Fan, YX;  Sun, SS;  Zhang, Y;  Sun, LN
Adobe PDF(238Kb)  |  Favorite  |  View/Download:420/1  |  Submit date:2013/02/05
Comet Hyakutake  Fragment  Rotation Period