{"slug":"lunar-eclipse-guide","title":"今晚开始！超详细的月食观测与拍摄指南","author":"Thomas看看世界","date":"2018-01-31","wechat":"https://mp.weixin.qq.com/s?__biz=MzI4NDA5MzE5NQ==&mid=2247486481&idx=1&sn=6456293f28736198ccce165f7d50c37e&chksm=eb81f275dcf67b639568a4ff4490ca068dd6f42f942b28963c7d3c92c184287251a55a399f8e&scene=21#wechat_redirect","blocks":[{"t":"h","x":"Thomas看看世界","xe":"Thomas Chu Photo"},{"t":"p","x":"每周一篇干货，让摄影不再难学","b":false,"xe":"One in-depth tutorial every week — making photography easy to learn"},{"t":"p","x":"今天晚上有机会难得的月全食，如果天气良好的话全国大部分地方都能观测到。","b":false,"xe":"Tonight brings a rare total lunar eclipse, and weather permitting, it will be visible from most of the country."},{"t":"p","x":"本文作者李召麒，曾任清华大学天文协会会长，这篇详细的文章中，他会教大家如何科学的观测和记录月全食。","b":false,"xe":"The author of this article is Li Zhaoqi, former president of the Tsinghua University Astronomy Association. In this detailed piece, he teaches you how to scientifically observe and photograph a total lunar eclipse."},{"t":"img","f":"img-03","w":1080,"h":287},{"t":"p","x":"2018年1月31日晚上，会有一场机会难得的“超级满月+蓝月亮+月全食”，也是继2015年4月4日之后最佳的观测月全食机会，届时可以看到难得一见的“血月”。","b":false,"xe":"On the evening of January 31, 2018, there will be a rare \"supermoon + blue moon + total lunar eclipse\" — the best opportunity to observe a total lunar eclipse since April 4, 2015 — and the seldom-seen \"blood moon\" will be visible."},{"t":"p","x":"此次月全食国内全部区域可见，且由于月食可以在城市内观看，无需到光污染小的地方，所以机会难得，不容错过。","b":false,"xe":"This total lunar eclipse is visible from every region of China. And because a lunar eclipse can be watched from within the city — no need to escape light pollution — this is a rare chance not to be missed."},{"t":"p","x":"下面就来讲讲如何科学地观测与拍摄血月。","b":false,"xe":"Below, let's look at how to scientifically observe and photograph the blood moon."},{"t":"hr"},{"t":"h","x":"目录","xe":"Table of Contents"},{"t":"h","x":"1、月食的基本原理","xe":"1. The basic principles of a lunar eclipse"},{"t":"h","x":"2、本次月全食情况与观测指南","xe":"2. Details of this eclipse and an observing guide"},{"t":"h","x":"3、设备与参数","xe":"3. Equipment and settings"},{"t":"h","x":"4、焦段选择与拍摄效果","xe":"4. Focal length choices and their results"},{"t":"hr"},{"t":"h","x":"1、月食的基本原理","xe":"1. The Basic Principles of a Lunar Eclipse"},{"t":"p","x":"我们知道，月光是反射太阳的光线，如果地球挡住了这个太阳光，就会发生月食。","b":false,"xe":"We know moonlight is reflected sunlight. When the Earth blocks that sunlight, a lunar eclipse occurs."},{"t":"p","x":"下面看一个示意图：","b":false,"xe":"Take a look at the diagram below:"},{"t":"img","f":"img-04","w":240,"h":360},{"t":"p","x":"古代中国民间认为月蚀是“蟾蜍食月”，在月食出现时人们便会顶礼膜拜、祈求天神驱走蟾蜍。","b":false,"xe":"In ancient China, people believed a lunar eclipse was a \"toad devouring the moon\", and when one appeared they would bow in worship and pray for the gods to drive the toad away."},{"t":"p","x":"“蟾蜍食月”是来自西汉司马迁《史记·龟策列传》：「月为刑而相佐，见食于虾蟆(蟾蜍，俗称「癞虾蟆」)。 」，唐朝李白《古朗月行》：「蟾蜍蚀圆影，大明夜已残」。","b":false,"xe":"The idea of the \"toad devouring the moon\" comes from Sima Qian's Records of the Grand Historian (Western Han dynasty): \"The moon, as punishment and counterpart, is eaten by the toad (commonly called the toad).\" The Tang-dynasty poet Li Bai wrote in \"Song of the Old Moon\": \"The toad gnaws the round disc; the bright night is already fading.\""},{"t":"p","x":"在中国汉朝时，张衡就已经发现了月蚀的部分原理，他认为是地球走到月亮的前面，把太阳的光挡住了，“当日之冲，光常不合者，蔽于地也，是谓暗虚，在星则星微，遇月则月食。”。","b":false,"xe":"In the Han dynasty, Zhang Heng had already discovered part of the eclipse's principle: he believed the Earth moves in front of the Moon and blocks the Sun's light — \"When facing the Sun, the light often fails to arrive, blocked by the Earth; this is called the dark void. Stars dim within it, and when the Moon meets it, a lunar eclipse occurs.\""},{"t":"img","f":"img-05","w":855,"h":374},{"t":"p","x":"结合上图，我们可以看到月全食可以分为几个阶段：","b":false,"xe":"Combining the diagram above, we can see a total lunar eclipse has several stages:"},{"t":"quote","x":"1、半影月食：月球刚刚和半影区接触，这时月球表面光度略为减少，但肉眼较难觉察。\n2、初亏（仅月偏食和月全食）：月球由东缘进入地影的一刻，月球与地球本影第一次外切。\n3、蚀既（仅月全蚀）：月球完全进入地球本影的一刻，并与本影第一次内切。\n4、蚀甚：月圆面中心与地球本影中心最接近的瞬间，此时前后月球表面呈红铜色或暗红色（适用于月全蚀）。 \n5、生光（仅月全蚀）：月球开始离开地球本影的一刻，并与地球本影第二次内切。\n6、复圆（仅月偏蚀和月全蚀）：月球完全离开地球本影，与地球本影第二次外切。\n7、半影蚀终：月球离开半影，整个月蚀过程正式完结。","xe":"1. Penumbral lunar eclipse: the Moon has just touched the penumbra; its surface brightness drops slightly, but the change is hard to notice with the naked eye.\n2. First contact (partial and total eclipses only): the moment the Moon's eastern edge enters Earth's shadow — the first external tangency with the umbra.\n3. Totality begins (total eclipses only): the moment the Moon is completely inside Earth's umbra — the first internal tangency.\n4. Maximum eclipse: the instant the center of the lunar disk is closest to the center of Earth's umbra; around this time the lunar surface appears copper-red or dark red (total eclipses only).\n5. Totality ends (total eclipses only): the moment the Moon begins to leave Earth's umbra — the second internal tangency.\n6. Last contact (partial and total eclipses only): the Moon completely leaves Earth's umbra — the second external tangency.\n7. Penumbral eclipse ends: the Moon leaves the penumbra, and the entire eclipse is officially over."},{"t":"p","x":"如果用相机记录下全过程是这个样子的：","b":false,"xe":"If you record the whole process with a camera, it looks like this:"},{"t":"img","f":"img-06","w":363,"h":237},{"t":"p","x":"红色的原因：（太阳光经过地球大气层时发生折射，使光线向内侧偏折，但每种光的偏折程度不一样（色散），红光波长最长、散射最弱、穿透大气的能力最强，得以被大气折射进入地球本影，映在月球上；此外，由于大气层的灰尘及云的含量与位置不同，光线偏折程度会有不同，因此月全食时的月球是暗红、红铜、或橙色的。同样的道理，由于大气层的折射，朝阳与夕阳不是白色的，而根据高度因为大气折射程度不同，呈现橙色或红色。）","b":false,"xe":"Why the moon turns red: (As sunlight passes through Earth's atmosphere it refracts, bending inward — but each wavelength bends by a different amount (dispersion). Red light, with the longest wavelength, is scattered least and survives to be refracted into Earth's umbra, landing on the Moon. In addition, because the amount and position of dust and clouds in the atmosphere vary, the degree of refraction differs, so during totality the Moon appears dark red, copper-red, or orange. For the same reason — atmospheric refraction — the rising and setting sun is not white but orange or red, depending on altitude and the degree of refraction.)"},{"t":"h","x":"2、本次月全食情况与观测指南","xe":"2. Details of This Eclipse and Observing Guide"},{"t":"img","f":"img-07","w":441,"h":256},{"t":"h","x":"基本情况：","xe":"Basic information:"},{"t":"p","x":"本次是月食沙罗周期 124 第 49 次月食","b":false,"xe":"This eclipse is the 49th of Saros cycle 124"},{"t":"p","x":"月出：18时0分 (地平方位：71°)","b":false,"xe":"Moonrise: 18:00 (horizon azimuth: 71°)"},{"t":"p","x":"日落：18时11分 (地平方位：252°)","b":false,"xe":"Sunset: 18:11 (horizon azimuth: 252°)"},{"t":"p","x":"半影食始：18时51分 (地平方位：76°，仰角：11°)","b":false,"xe":"Penumbral eclipse begins: 18:51 (horizon azimuth: 76°, altitude: 11°)"},{"t":"p","x":"初亏：19时48分 (地平方位：80°，仰角：23.5°)","b":false,"xe":"Partial eclipse begins (first contact): 19:48 (horizon azimuth: 80°, altitude: 23.5°)"},{"t":"p","x":"食既：20时51分 (地平方位：85°，仰角：37°)","b":false,"xe":"Totality begins (second contact): 20:51 (horizon azimuth: 85°, altitude: 37°)"},{"t":"p","x":"食甚：21时30分 (地平方位：88°，仰角：46°)","b":false,"xe":"Maximum eclipse: 21:30 (horizon azimuth: 88°, altitude: 46°)"},{"t":"p","x":"生光：22时08分 (地平方位：92°，仰角：54°)","b":false,"xe":"Totality ends (third contact): 22:08 (horizon azimuth: 92°, altitude: 54°)"},{"t":"p","x":"复圆：23时12分 (地平方位：101°，仰角：68.5°)","b":false,"xe":"Partial eclipse ends (fourth contact): 23:12 (horizon azimuth: 101°, altitude: 68.5°)"},{"t":"p","x":"2月1日","b":false,"xe":"February 1"},{"t":"p","x":"半影食终：0时09分 (地平方位：124°，仰角：80°)","b":false,"xe":"Penumbral eclipse ends: 00:09 (horizon azimuth: 124°, altitude: 80°)"},{"t":"p","x":"本影食历时3小时又24分钟，","b":false,"xe":"The umbral eclipse lasts 3 hours 24 minutes,"},{"t":"p","x":"最大本影食分为 1.317。","b":false,"xe":"with a maximum umbral magnitude of 1.317."},{"t":"h","x":"需要注意5点：","xe":"Five things to note:"},{"t":"p","x":"1、月升的时间根据地区的不同有所差别，基本为日落左右月出。","b":false,"xe":"1. Moonrise time varies by region — roughly around sunset."},{"t":"p","x":"2、半影月食阶段几乎无法分辨，观看价值不大。","b":false,"xe":"2. The penumbral stage is almost indistinguishable and not very worth watching."},{"t":"p","x":"3、初亏到复圆阶段可以看出来区别，在这个时间范围内观测较好。","b":false,"xe":"3. The change is visible from first contact to last contact — that's the best window for observing."},{"t":"p","x":"4、本次月食血月时间较晚（20:51-22:07），月亮高度较高，即使低空有些雾霾也不会影响，但同时也带来了一些缺点，拍摄长焦地景血月会较为麻烦。","b":false,"xe":"4. This eclipse's blood moon comes late (20:51-22:07) with the Moon high in the sky, so even low-altitude haze won't matter much. The downside: shooting a telephoto blood moon with foreground scenery will be trickier."},{"t":"p","x":"5、此次月亮还是“蓝月亮”，不是因为颜色为蓝色，而是因为月亮在同一个月份之内第二次满月，相对罕见，因此被西方人称作“蓝月亮”，观测没区别。不仅如此，此次月亮还是所谓的“超级月亮”，比平时的月亮直径大14%。","b":false,"xe":"5. This Moon is also a \"blue moon\" — not because of its color, but because it is the second full moon within the same calendar month, which is relatively rare, hence the Western name. Observing-wise it makes no difference. On top of that, it's a so-called \"supermoon\", appearing 14% larger than usual."},{"t":"img","f":"img-08","w":1080,"h":1443},{"t":"h","x":"上图中白色区域为月全食可见区域","xe":"The white areas in the map above show where the total lunar eclipse is visible"},{"t":"h","x":"观测指南：","xe":"Observing guide:"},{"t":"p","x":"1、由于月亮较亮，观测月全食无需到光污染小的地方，城市能看到月亮的地方即可。","b":false,"xe":"1. Since the Moon is bright, you don't need dark skies to watch a lunar eclipse — anywhere in the city with a view of the Moon works."},{"t":"p","x":"2、除非极大的雾霾，一般的雾霾不会影响本次月食观测与拍摄。","b":false,"xe":"2. Short of extreme smog, ordinary haze will not affect observing or photographing this eclipse."},{"t":"p","x":"3、月食可以透过薄云，但无法透过厚云，所以要选择没有云的地方。","b":false,"xe":"3. The eclipse can be seen through thin clouds but not thick ones, so choose a cloudless location."},{"t":"p","x":"4、由于月亮较小，推荐使用天文望远镜、双筒望远镜等设备观看，效果更佳。","b":false,"xe":"4. Since the Moon is small, a telescope or binoculars are recommended for a better view."},{"t":"p","x":"5、随着月亮亮度降低，星空会变得更加明显，如果去郊区观星，可以看到星空由少变多再变少的过程。","b":false,"xe":"5. As the Moon dims, the starry sky becomes more prominent. If you head to the suburbs, you can watch the stars go from few to many and back to few."},{"t":"h","x":"3、设备与参数","xe":"3. Equipment and Settings"},{"t":"h","x":"相机基础设置：","xe":"Basic camera setup:"},{"t":"p","x":"手动M挡、关闭光学防抖、调整手动对焦，可选择开启反光板预升（减少快门震动带来的影响）。","b":false,"xe":"Manual (M) mode, turn off optical stabilization, focus manually, and optionally enable mirror lock-up (to reduce shutter-induced vibration)."},{"t":"h","x":"曝光：","xe":"Exposure:"},{"t":"p","x":"月食阶段月光变换较大，从满月的F5.6，1/1000s，ISO200，到血月的F2.8，1/5s，ISO1600。在不同雾霾、光污染条件下，曝光参数差别较大。所以要根据自己所在地的情况进行调整。","b":false,"xe":"Moonlight varies greatly across eclipse stages — from f/5.6, 1/1000s, ISO 200 at full moon to f/2.8, 1/5s, ISO 1600 for the blood moon. Exposure settings differ considerably under different haze and light-pollution conditions, so adjust to your local situation."},{"t":"p","x":"为了保证月亮不会糊掉，在没有赤道仪的帮助下曝光时间不建议长于300/镜头焦距 s，例如200mm镜头不建议曝光时间长于1.5s。","b":false,"xe":"To keep the Moon sharp without an equatorial mount, exposure should not exceed 300 / focal length seconds — for a 200mm lens, no longer than about 1.5s."},{"t":"p","x":"如果需要与地景配合，光比较大的情况下，需要hdr、包围曝光。（正常曝光拍一张+降低曝光拍一张+提高曝光拍一张）","b":false,"xe":"If you want the Moon combined with a foreground and the dynamic range is large, use HDR / exposure bracketing (one normal exposure + one underexposed + one overexposed)."},{"t":"h","x":"相机画幅：","xe":"Sensor format:"},{"t":"p","x":"截幅机使用同样焦段的镜头可以把月亮拍的更大，如果有画质较好的截幅机子，可以选择用来拍长焦月食。","b":false,"xe":"A crop-sensor body with the same focal length renders the Moon larger. If you have a crop camera with good image quality, use it for telephoto eclipse shots."},{"t":"h","x":"脚架：","xe":"Tripod:"},{"t":"p","x":"脚架是必需品了，稳定的拍摄、固定的机位需要三脚架的支持。","b":false,"xe":"A tripod is essential — stable shooting and a fixed composition depend on it."},{"t":"h","x":"快门线：","xe":"Shutter release:"},{"t":"p","x":"快门线可以方便地拍摄延时，同时减少按快门时候的震动。","b":false,"xe":"A shutter release cable makes time-lapses easy and reduces vibration when pressing the shutter."},{"t":"h","x":"赤道仪：","xe":"Equatorial mount:"},{"t":"p","x":"长焦拍摄时可以用来跟踪月亮，获得更高质量的照片。一般情况下广角不需要。","b":false,"xe":"For telephoto shooting it can track the Moon for higher-quality images. Generally unnecessary for wide angles."},{"t":"h","x":"4、焦段选择与拍摄效果","xe":"4. Focal Length Choices and Their Results"},{"t":"p","x":"首先我们要注意三点：","b":false,"xe":"First, keep three things in mind:"},{"t":"p","x":"1、如果选择拍摄月食，我们应该选择在初亏到复圆期间拍摄。半影月食观测与拍摄效果不明显。","b":false,"xe":"1. If you're shooting the eclipse, shoot between first contact and last contact. The penumbral stage shows little visible or photographic effect."},{"t":"p","x":"2、血月阶段为食既到生光阶段。如果雾霾较大，整个过程月亮都会偏红。","b":false,"xe":"2. The blood-moon stage runs from totality's start to its end. If haze is heavy, the Moon will look reddish through the whole process."},{"t":"p","x":"3、由于不同焦距下月亮大小不同，所以拍摄内容也不相同。","b":false,"xe":"3. Since the Moon's apparent size differs at different focal lengths, what you shoot will differ too."},{"t":"h","x":"在全画幅下的具体效果如下（LaoT制作，使用planit软件模拟）","xe":"The specific effects on a full-frame camera are shown below (made by LaoT, simulated with the Planit app)"},{"t":"img","f":"img-09","w":1080,"h":1920},{"t":"p","x":"上图我们可以看到，广角和中等焦距是看不到月亮细节的，所以我们拍摄前要规划好具体拍摄什么。","b":true,"xe":"As shown above, wide and medium focal lengths reveal no lunar detail, so plan exactly what you want to shoot beforehand."},{"t":"h","x":"广角（8-35mm）","xe":"Wide angle (8-35mm)"},{"t":"img","f":"img-10","w":800,"h":533},{"t":"p","x":"by：Mahyar Moradi Chafi","b":false,"xe":"by：Mahyar Moradi Chafi"},{"t":"p","x":"可以看到，50mm以下的月亮是看不到细节的，拍摄到的月亮可能只有一个点的大小，但可以分辨出变红的过程。所以推荐拍摄较高的地景与月轨的结合，可拍摄延时作为过程记录。拍摄参数为星轨参数（将曝光调整为地景合适的曝光后，固定光圈大小、固定快门速度、固定ISO，连续不间断拍摄整个月食过程。）","b":false,"xe":"Below 50mm, the Moon shows no detail — it may be just a dot — though you can tell it turning red. So combine it with a tall foreground and shoot a moon-trail sequence; a time-lapse works well as a record of the process. Use star-trail parameters (after setting exposure appropriate for the foreground, fix aperture, shutter speed, and ISO, and shoot the entire eclipse continuously)."},{"t":"h","x":"中焦（35-100mm）","xe":"Medium telephoto (35-100mm)"},{"t":"img","f":"img-11","w":994,"h":663},{"t":"p","x":"by Fred Espenak","b":false,"xe":"by Fred Espenak"},{"t":"p","x":"在中等焦距下，我们勉强可以拍摄到月亮的一点点细节，这种情况下，更推荐拍摄月亮序列。选择好一个地景连续拍摄整个月食过程，每隔几分钟抽取一张最后浅色叠加（间隔时间为10分钟左右），可将整个过程作为延时。","b":false,"xe":"At medium focal lengths we can barely capture a little lunar detail. In this case, a Moon sequence is recommended: pick a foreground, shoot the entire eclipse continuously, extract one frame every few minutes (about 10-minute intervals), and blend them with a lighten stack — the process can also serve as a time-lapse."},{"t":"p","x":"由于食甚角度较高，可以选择以较远处山顶的建筑为背景，也可以选择较高的大桥、建筑等。例如下图：","b":false,"xe":"Since the Moon is high at maximum eclipse, you can use buildings on distant hilltops as background, or tall bridges and structures. For example:"},{"t":"img","f":"img-12","w":906,"h":530},{"t":"p","x":"当然，由于月食阶段月亮亮度被极大的削弱了（食甚大约等于-3等星），所以可以拍到血月银河的风景，外出拍星的小伙伴们可以尝试下面这种拍摄。（冬季银河较暗）","b":false,"xe":"Of course, because the Moon's brightness drops enormously during the eclipse (at maximum it equals roughly a magnitude -3 object), you can even capture the blood moon together with the Milky Way — night-sky shooters can try this kind of shot. (The winter Milky Way is faint.)"},{"t":"img","f":"img-13","w":1080,"h":466},{"t":"p","x":"by 王卓骁拍摄于东灵山顶","b":false,"xe":"by Wang Zhuoxiao, shot on the summit of Dongling Mountain"},{"t":"h","x":"长焦（85-400mm）","xe":"Telephoto (85-400mm)"},{"t":"img","f":"img-14","w":748,"h":436},{"t":"p","x":"当有较长焦距镜头的情况下，我们可以选择拍摄单独的血月与地景的结合。如下图为月亮与长城。","b":false,"xe":"With a long lens, you can shoot the blood moon alone combined with a foreground. Below: the Moon and the Great Wall."},{"t":"img","f":"img-15","w":1080,"h":719},{"t":"p","x":"by：李召麒","b":false,"xe":"by: Li Zhaoqi"},{"t":"p","x":"由于长焦下月亮移动速度较快，所以要注意曝光时间应较短，光圈调整为最大，适当提高ISO值，推荐使用赤道仪进行跟踪拍摄。","b":false,"xe":"Since the Moon moves fast at long focal lengths, keep exposures short, open the aperture fully, raise ISO appropriately, and ideally use an equatorial mount for tracking."},{"t":"p","x":"由于本次红月亮时月亮角度较高（40度左右），所以选择地景推荐较高的建筑、较高的大桥、悬崖下拍摄山上的建筑等落差较大的远处目标。","b":false,"xe":"Because the Moon will be high during this eclipse (around 40°), choose tall foregrounds — high buildings, tall bridges, or shooting buildings on a mountain from below a cliff — distant targets with big elevation differences."},{"t":"p","x":"下面举个例子：","b":false,"xe":"Here's an example:"},{"t":"p","x":"下图远处山顶为一个古建筑","b":false,"xe":"In the image below, an ancient building sits on the distant hilltop"},{"t":"img","f":"img-16","w":1080,"h":570},{"t":"p","x":"通过使用planit！软件模拟，设定好相机位置与拍摄目标位置。添加标记并设定好建筑的高度和宽度。","b":false,"xe":"Using the Planit! app to simulate, set the camera position and the target position, add a marker, and enter the building's height and width."},{"t":"img","f":"img-17","w":1080,"h":2339},{"t":"p","x":"通过虚拟显示模拟出实际拍摄效果：","b":false,"xe":"The virtual view simulates the actual shooting result:"},{"t":"img","f":"img-18","w":1080,"h":2339},{"t":"p","x":"软件详细操作教程可以参考《春分将至，悬日大作战》一文。","b":false,"xe":"For a detailed software tutorial, see the article \"Spring Equinox Approaches: The Great Suspended-Sun Battle\"."},{"t":"h","x":"超长焦（400-2000mm）","xe":"Super telephoto (400-2000mm)"},{"t":"img","f":"img-19","w":1080,"h":957},{"t":"p","x":"by：李召麒","b":false,"xe":"by: Li Zhaoqi"},{"t":"p","x":"如果有长焦距/望远镜，推荐拍摄月亮特写（最好有赤道仪跟踪），或者选择与高楼顶的朋友配合拍摄。（对月亮进行一次对焦拍摄，再对人进行一次对焦拍摄）","b":false,"xe":"With a long lens / telescope, shoot lunar close-ups (best with equatorial tracking), or team up with a friend on top of a tall building. (Focus once on the Moon, then once on the person.)"},{"t":"img","f":"img-20","w":983,"h":983},{"t":"p","x":"by：李召麒","b":false,"xe":"by: Li Zhaoqi"},{"t":"img","f":"img-21","w":600,"h":901},{"t":"h","x":"特殊构图：","xe":"Special compositions:"},{"t":"p","x":"全天鱼眼：类似广角，可以尝试星轨拍摄。","b":false,"xe":"Full-sky fisheye: similar to wide angle — you can try star trails."},{"t":"p","x":"小星球：由于小星球会拉大天空边缘，将月亮拍摄时放置在边缘可以有些许放大效果。","b":false,"xe":"Tiny planet: since a tiny-planet projection stretches the edges of the sky, placing the Moon near the edge gives a slight magnification effect."},{"t":"img","f":"img-22","w":1080,"h":1080},{"t":"p","x":"by：李召麒","b":false,"xe":"by: Li Zhaoqi"},{"t":"p","x":"------------------------------","b":false,"xe":"------------------------------"},{"t":"p","x":"再次提醒，机会难得，不容错过！","b":false,"xe":"One last reminder: this is a rare opportunity — don't miss it!"},{"t":"p","x":"以上为本次月全食的教程，如果有其他问题可以在留言区留言。","b":false,"xe":"That's the tutorial for this total lunar eclipse. Leave a comment if you have other questions."},{"t":"p","x":"------------------------------","b":false,"xe":"------------------------------"},{"t":"p","x":"文字参考资料","b":false,"xe":"Text references"},{"t":"p","x":"wiki","b":false,"xe":"wiki"},{"t":"p","x":"NASA","b":false,"xe":"NASA"},{"t":"p","x":"香港天文台","b":false,"xe":"Hong Kong Observatory"},{"t":"p","x":"------------------------------","b":false,"xe":"------------------------------"},{"t":"p","x":"作者：李召麒","b":false,"xe":"Author: Li Zhaoqi"},{"t":"h","x":"欢迎关注@Thomas看看世界，","xe":"Follow @Thomas Chu Photo,"},{"t":"h","x":"每周学会一个摄影技能。","xe":"and learn one photography skill every week."}],"titleEn":"Complete Guide to Observing and Photographing a Lunar Eclipse"}