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A Curious Year on Mars—Long-Term Thermal Trends for Mars Science Laboratory Rover’s First Martian Year.

机译:火星科学实验室罗孚第一个火星第一次火星的火星长期热趋势的好奇一年。

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By the time of this writing, Curiosity, the Mars Science Laboratory (MSL) Rover, has weathered four seasons in Gale Crater, just south of and approaching the foothills of the 5- km high Aeolis Mons, known as “Mount Sharp,” at 4.59o south latitude. The mission design included a much broader latitude range of 30o north to 30o south constraining some of the Rover environmental requirements and operations. To date, Curiosity has relayed over 150 MB of thermal telemetry. Curiosity has relayed over 150 MB of thermal telemetry through four seasons. The trends and idiosyncrasies revealed through four seasons of telemetry from Mars are discussed. The better-characterized thermal environment allows for less conservatism in operational models and increases the amount of science data collection. Examples include: the elimination of overheating concerns for some cameras and the use of the previous sol’s temperature telemetry along with the conservative soak temperature curve from the winter thermal model, to produce a custom heating prescription for the upcoming weeks thus increasing operation time and reducing heating times. This paper discusses the lessons learned for Rover operation as well as general idiosyncrasies discovered about the local environment—such as the effect of orientation on subsystem temperature variation, a regular morning and afternoon wind, ground and air microclimates with distinct temperature differences from other terrain, and how the Rover affects the local environment. This paper further documents and explains some of the interesting highs and lows of the temperature telemetry data as well as offers explanations for sudden temperature changes on board the Rover.
机译:当这篇文章时代,大学,火星科学实验室(MSL)流浪者,在大峡谷风化了四季,距离南部和接近5公里高河湾蒙西山的山麓,称为“夏普,” 4.59O南纬。特派团设计包括一个更广泛的30o北纬度范围到30o南部限制了一些流动站环境要求和运营。迄今为止,好奇心已经在150 MB的热遥测中转发。好奇心通过四个季节转发了超过150 MB的热遥控器。讨论了来自火星四季遥测的趋势和特质。更好地表征的热环境允许操作模型中的更少保守,并增加科学数据收集量。实例包括:消除对某些相机的过热问题以及使用先前的溶胶的温度遥测以及来自冬季热模型的保守浸泡温度曲线,以产生即将到来的几周的定制加热处方,从而增加操作时间和减少加热时代。本文讨论了罗弗运营的经验教训以及关于当地环境的一般特质 - 例如取向对子系统温度变化的影响,常规早晨和下午的风,地面和空气微观微亚,与其他地形不同的温度差异,流动站如何影响当地环境。本文进一步的文件,并解释了温度遥测数据的一些有趣的高度和低点,以及在流动站上对突然温度变化的说明。

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