Tag: #嫦娥

#CNSA #ChinaNationalSpaceAdministration #国家航天局 |#BeltAndRoadinitiative #CLEPS #October2020 | #VonKarmanCrater #LunarMission#嫦娥 #Change4 #玉兔#Yutu2 #JadeRabbit waking up to a Lunar morning exploration 647 #EarthDays on the #VonKarman #Crater..

kevinjamesngLeave a comment

As of 11th October 2020, The CNSA –China National Space Administration Belt and Road Initiative Lunar Mission on the One Hundred Kilometer diameter Von Karman Crater    Chang’e 4 lander and the “Yutu 2” lunar rover the Chang’e-4 lander and the “Yutu-2” lunar rover Chang’e 4 lander and “Yutu 2” lunar rover usher in the 23rd day…… With the sun spreading on the back of the moon again, Chang’e 4 lander and “Yutu 2” lunar rover successfully awakened and ushered in the 23rd day work period (the lander awakened at 11:56 on October 11th and the lunar rover at 18:57 on October 10). Up to now, Chang’e-4 has successfully spent 647 Earth days on the back of the moon.


 Based on the panoramic camera stitched images, DOM images and other data, during the day of this month, the “Yutu-2” lunar rover will drive toward the basalt distribution area or the impact crater area with high reflectivity, both of which are located northwest of the current detection point . In this travel route, there is a rock block with a diameter of about 30cm. The “Yutu-2” lunar rover will use an infrared imaging spectrometer to select an opportunity to perform spectral detection of the rock.
        

In addition, near the noon of the moon, it is planned to carry out the panoramic camera ring shooting, the infrared imaging spectrometer and the neutral atom detector will carry out related scientific detection work, and the lunar radar will carry out synchronous …

With the sun spreading on the back of the moon again, the Chang’e 4 lander and the “Yutu 2” lunar rover successfully awakened independently, ushering in the 23rd day of the day (the lander awakened at 11:56 on October 11, the moon The Lunar Rover  woke up at 18:57 on October 10). Up to now, Chang’e-4 has successfully spent 647 Earth days on the back of the moon.​

The purple circled area is the closest impact crater with brighter reflectivity, the red circle is the location of the rock block, the white line is the planned driving path, the purple circled area is the closest impact crater with brighter reflectivity, and the red circle is the location of the rock block. The white line is the planned driving path

Based on the panoramic camera stitched image, DOM image and other data, during the day of this month, the “Yutu-2” lunar rover will drive toward the basalt distribution area or the impact crater area with high reflectivity, both of which are located northwest of the current detection point . In this travel route, there is a rock block with a diameter of about 30cm. The “Yutu-2” lunar rover will use an infrared imaging spectrometer to select an opportunity to perform spectral detection of the rock.

Position of rock block to be detected

In addition, near the noon of the moon, it is planned to carry out the panoramic camera ring shooting, the infrared imaging spectrometer and the neutral atom detector will carry out relevant scientific detection work, and the lunar radar will carry out synchronous detection during the driving. The latest scientific results will be released in time.

随着太阳光再次铺洒月球背面，嫦娥四号着陆器和“玉兔二号”月球车成功自主唤醒，迎来第23月昼工作期（着陆器于10月11日11时56分唤醒，月球车于10月10日18时57分唤醒）。截至目前，嫦娥四号已在月球背面顺利度过647个地球日。​

紫色圆圈区域为距离最近、反射率较亮的撞击坑，红圈为岩块位置，白线条为计划行驶路径紫色圆圈区域为距离最近、反射率较亮的撞击坑，红圈为岩块位置，白线条为计划行驶路径

基于全景相机拼接影像、DOM影像等数据，在本月昼期间“玉兔二号”月球车将向玄武岩分布区域或反射率较高的撞击坑区域行驶，这两个位置均位于当前探测点西北方向。在此行进路线中，存在一枚直径约为30cm的岩块，“玉兔二号”月球车将利用红外成像光谱仪择机对该石块进行光谱探测。

拟探测岩块位置拟探测岩块位置

此外，在接近月午时，计划开展全景相机环拍，红外成像光谱仪与中性原子探测仪将开展相关科学探测工作，行驶过程中测月雷达开展同步探测。最新科学成果将及时发布。

Images and visuals are from Weibo.. ​​​​

#CNSA #ChinaNationalSpaceAdministration #国家航天局 |#BeltAndRoadinitiative #CLEPS #September 2020 | #VonKarmanCrater #LunarMission#嫦娥 #Change4 #玉兔#Yutu2 #JadeRabbit making another fun learning Luna exploration 5471.20 Meters more #LunaExploration Summary of more than 630-day scientific with more lunar driving…..

kevinjamesngLeave a comment

 

 

As of 24th September Thursday 2020, The CNSA –China National Space Administration Belt and Road Initiative Lunar Mission on the One Hundred Kilometer diameter Von Karman Crater    Chang’e 4 lander and the “Yutu 2” lunar rover the Chang’e-4 lander and the “Yutu-2” lunar rover… Chang’e 4 lander and “Yutu 2” lunar rover awakened autonomously and entered the 22nd day of work] Today, the Chang’e 4 lander and “Yutu 2” lunar rover, which have been working on the back of the moon for 630 days…..  In following.. The Chang’e-4 lander and the “Yutu-2” lunar rover will finish the 22nd month day work at 7:30 on September 24 and 23:18 on the 23rd, and complete the moon night mode setting according to ground instructions, and enter moon night sleep. Up to now, Chang’e-4 has spent 630 Earth days on the back of the moon and travelled 547.17 meters cumulatively.

Based on the 21st month day panoramic camera stitched images, DOM images and other data, the “Yutu 2” lunar rover mainly travels during the 22nd month day, successively in the impact crater and reflection about 1.3km northwest of the landing site Areas with higher rates were detected.

Researchers have made use of data such as panoramic camera ring-shot detection, infrared imaging spectrometer calibration detection, and simultaneous detection of lunar radar during driving, and obtained a number of scientific results, which were recently published in the International Journal of Nature Astronomy.

The scientific team conducted in-depth research on the radar detection data and obtained important discoveries about the lunar soil and shallow structures in the landing zone. Based on the characteristics of low-frequency radar signals, as shown in Figure 1, the shallow structure of the landing area is divided into three basic units, from top to bottom there are strong reflection units (unit 1), weak reflection units (unit 2), and medium reflection units. Unit (Unit 3). Combining basic constraints such as regional geology and the spatial distribution of large-scale impact craters, the results of the geological interpretation are as follows: Unit 1 (total thickness of about 130m) is the accumulation of sputtering materials near multiple impact craters (including Finsen, Alder, and von Carmen). Impact craters such as L and L’) and the basalt breccia layer at the bottom; unit 2 (total thickness about 110 m) is a basalt layer with multiple eruptions; unit 3 (thickness not less than 200 m) is Leibniz in the north of the landing zone Spatter from impact craters. The high-frequency radar signal further gives the fine structure of the upper part of the unit 1, as shown in Figure 2, which is characterized by the presence of a 12m thick lunar soil layer on the top, which basically does not contain large rocks, and the bottom is a strip of 22m thick Sputters, they are all projectiles from the Finsen impact crater, with a total thickness of 34m.

Fig.1 The detection profile and interpretation result of the low-frequency channel of the lunar radarFig.1 The detection profile and interpretation result of the low-frequency channel of the lunar radar

    The lunar radar carried by the “Yutu-2” lunar rover can obtain the geological section below the driving path and reveal the layered structure of the underground. Because the lunar radar is directly based on the lunar surface for detection, the reflected signal detected by it has large energy and clear characteristics, and the effect is far better than that of spaceborne radars more than 100km away from the lunar surface. Moreover, due to the use of a frequency much higher than 5MHz of the spaceborne radar, its resolution advantage is also very obvious. The main frequencies of the two channels of the lunar radar are 60MHz and 500MHz, the spatial resolution is 10m and 0.3m, and the detection depth is about 50m and 500m. The high-frequency channel is used to detect the high-resolution structure of the shallow lunar soil and its underlying sputter, and the low-frequency channel is used to detect the layered structure of the deep sputter and basalt.

Figure 2 The detection profile and interpretation result of the high-frequency channel of the lunar radar

The shallow structural profile obtained by the lunar radar shows that the lunar material detected by “Yutu 2” comes from the Finsen impact crater, not from the filling basalt of the von Karman impact crater itself; at the same time, the radar profile also reveals the landing area has experienced multiple impacts, sputtering accumulation and multiple basalt magma eruptions filling. These new discoveries are of great significance for understanding the evolution of the Moon’s South Pole-Aiken Basin, and have an important guiding role for the subsequent exploration and study of the composition and structure of the Moon’s internal material.

嫦娥四号着陆器和“玉兔二号”月球车分别于9月24日7时30分、23日23时18分结束第22月昼工作，按地面指令完成月夜模式设置，进入月夜休眠。截至目前，嫦娥四号已在月球背面度过630个地球日，累积行驶547.17米。

基于第21月昼全景相机拼接影像、DOM影像等数据情况，“玉兔二号”月球车在第22月昼期间主要以行驶为主，先后在距离着陆点西北方向约1.3km的撞击坑和反射率较高的区域进行了探测。

科研人员利用全景相机环拍探测、红外成像光谱仪定标探测、测月雷达行驶过程中同步探测等数据，取得多项科学成果，近期发表在Nature Astronomy国际期刊上。

科学团队对雷达探测数据开展了深入研究，获得了着陆区月壤和浅层结构的重要发现。基于低频雷达信号特征，如图1所示，将着陆区的浅层结构划分为三大基本单元，由上往下依次为强反射单元（单元1）、弱反射单元（单元2）和中等反射单元（单元3）。结合区域地质和大型撞击坑的空间分布等基本约束，地质解译结果如下：单元1（总厚度约130m）为临近多个撞击坑的溅射物堆积（包括芬森、阿尔德、冯·卡门L和L’等撞击坑）和底部的玄武岩角砾层；单元2（总厚度约110 m）为多次喷发的玄武岩层；单元3（厚度不小于200 m）为着陆区北部莱布尼兹撞击坑的溅射物。高频雷达信号进一步给出单元1上部的精细结构，如图2所示，其特征为顶部存在厚达12m的月壤层，基本不含大石块，其下为厚达22m的条带状溅射物，它们均是来自芬森撞击坑的抛射物，总厚度达34m。

图1 测月雷达低频通道的探测剖面及解译结果图1 测月雷达低频通道的探测剖面及解译结果

    “玉兔二号”月球车搭载的测月雷达能够获取行驶路径下方的地质剖面，揭示地下的分层结构。由于测月雷达直接基于月面进行探测，因此，其探测到的反射信号能量大，特征清晰，效果远优于距月面100km以上的星载雷达探测。而且，由于采用远高于星载雷达5MHz的主频，其分辨率优势也十分明显。测月雷达两个通道的主频分别为60MHz和500MHz，空间分辨分别为10m和0.3m，探测深度分别约50m和500m。高频通道用于探测浅部月壤及其下伏溅射物的高分辨结构，低频通道用于探测深部溅射物和玄武岩等分层结构。

图2 测月雷达高频通道的探测剖面及解译结果图2 测月雷达高频通道的探测剖面及解译结果

测月雷达所获取的浅层结构剖面表明“玉兔二号”所探测的月面物质来自于芬森撞击坑，而不是来自冯·卡门撞击坑自身的充填玄武岩；同时，该雷达剖面还揭示了着陆区经历多期次的撞击溅射堆积和多期次玄武岩浆喷发充填。这些新发现对于认识月球南极-艾肯盆地的演化具有非常重要的意义，对于月球内部物质组成和结构的后续探测与研究有重要指导作用。

 

Images and Visuals are from Weibo… 

#CNSA #ChinaNationalSpaceAdministration #国家航天局 |#BeltAndRoadinitiative #CLEPS #September 2020 | #VonKarmanCrater #LunarMission#嫦娥 #Change4 #玉兔#Yutu2 #JadeRabbit making another Luna exploration 520 Meters more #LunaExploration Summary of more than 618-day scientific with more lunar driving…..

kevinjamesngLeave a comment

As of 11th September 2020, The CNSA –China National Space Administration Belt and Road Initiative Lunar Mission on the One Hundred Kilometre diameter Von Karman Crater    Chang’e 4 lander and the “Yutu 2” lunar rover the Chang’e-4 lander and the “Yutu-2” lunar rover… Chang’e 4 lander and “Yutu 2” lunar rover awakened autonomously and entered the 22nd day of work] Today, the Chang’e 4 lander and “Yutu 2” lunar rover, which have been working on the back of the moon for 618 days…..

Once again Wake up independently by light, at 5:15 on September 12th and 11:54 on September 11th 2020, ushering in the 22nd day of work…..Based on data such as panoramic camera stitching images and DOM images, the “Yutu-2” lunar rover will drive toward the basalt or impact crater area with high reflectivity during the 22nd day of the month. The current detection point is about 83m from the nearest impact crater, and there is a degenerated impact crater with a diameter of about 160m on the south side of the impact crater of the One Hundred Kilometre diameter Von Karman Crater…..

Has the exploration continues  there is a degenerated impact crater with a diameter of about 160m on the south side of the impact crater. Both locations are located to the northwest of the current detection point. The “Yutu-2” lunar rover will conduct scientific exploration of these two impact craters during the day of this month. At that time, the panoramic camera, infrared imaging spectrometer, and neutral atom detector will be turned on one after another and the moon-measuring radar will simultaneously carry out detection during driving. Related scientific results will be released in time….

 

【“嫦娥”“玉兔”自主唤醒，进入第22月昼工作期】已在月球背面工作618天的嫦娥四号着陆器和“玉兔二号”月球车，再次受光照自主唤醒，分别于9月12日5时15分和9月11日11时54分，迎来第22月昼工作期。“玉兔二号”在第22月昼期间将向玄武岩或反射率较高的撞击坑区域行驶，并对其中两个撞击坑开展科学探测。届时，全景相机、红外成像光谱仪、中性原子探测仪将陆续开机，行驶过程中测月雷达同步开展探测。相关科学成果将及时发布。（来源：中国探月工程）

Images and visuals are from Weibo

#CNSA China National Space Administration #國家航天局 | #BeltAndRoadinitiative – Lunar Rover – Moon Goddess #Chang’e – Chang’e-4 is currently looking for a nickname…

kevinjamesngLeave a comment

 

On 15th August 2018 Beijing, CNSA – China National Space Administration, currently launched a naming competition to name its upcoming Lunar Rover in which based on CNSA- CAST China Academy of Space Technology Chang’e four unmanned probe …… in which the Chang’e four Lunar Rover will be sent towards the dark side of the moon on December 2018 launch schedule The naming contest, is only selected from numerous of institutes and universities that are associated with the Chang’e four Lunar rover project..

In which an established communications network has been ready few months ago On 0528 Spring morning Beijing Time…  21st  May 2018 at the XiChang Satellite Launch Center in South West China, CNSA-China National Space Administration launched an reliable Long March 4C configuration Carrier Rocket in which is in preparations towards a later mission to Launch Chang’e 4 Lunar Probe that would land on the Dark Side of the moon in which Earth’s Moon Luna is Tidally Lock one side is constant facing Earth the other side is not due to the Earth’s history it slowly gradually stop the Moons rotation..

Ming Dynasty Era (1368–1644 AD) redention of her – Chang’e -the moon goddess….

The Launching towards the Dark side of the moon in which to establishment of communication with Queqiao- Known as the Magpie Bridge in which namely relating to the Jin Dynasty story with Cowhearder and Weaver girl in which the Magpie forms a Milky way bridge to  have the lovers to meet together …..  In which is the same way for making that communications relay point with the other side of the moon with Earth… in which Chang’e is the name of the Luna goddess in which relates towards the Mid-Autumn festival…..  in which related to a time in Imperial China History where there was massive famine where it was the weather environment was so unbearable to live in which it relates to it was so hot it felt like ten suns had heated up on Middle Kingdom –China in which a General whom Archery skills where unmatched that he fired his arrows towards nine suns therefore reducing the hot environment…after the events the Archer General Hou Yi was given the  elixir of immortality in which apparent someone was tempting to steal the elixir then Hou Yi wife intervene by eating the pill then she ascend towards the night sky toward the moon with.. in Hou Yi paid tribute to his wife with many offerings to her during the Mid-Autumn festival..

It is the first time that CNSA has sent a lunar rover towards the other side of the moon, also it’s the first time a Space agency has done so… Chang’e four Lunar Rover is the advance version of also its was currently a backup rover to its older sisters… Landing on the far side of the moon, is the proposal Von Karman Crater, with the flat basin Chang’e four mission profile is to measure the lunar surface temperature over during its mission duration, to measure the various chemicals and material compositions on that side of the moon… also the rover acts like a radio astronomy in low frequencies also cosmic ray structure identification  or solar weather Coronal Mass Ejection observation between the Sun and Earth..