Traditional Culture Encyclopedia - Photography major - What is the diagonal line in this picture?
What is the diagonal line in this picture?
First, time, judging from the movement of the star's orbit, it can be seen that the shooting time is about 5 minutes, which is slightly longer than the whole process of the appearance of the International Space Station, and a complete trajectory can be taken.
Secondly, the brightness, from the picture, is brighter than the brightest star the day before yesterday, and is similar to the brightness of the International Space Station (-2 to -3, etc.). ).
Third, the angle, the orbit of the International Space Station has an inclination of about 50, and in most cases it will obviously tilt south or north. This trajectory can also be found in this picture.
Through these three points, it can basically be determined that it is the International Space Station, and the confidence is very high. As for the landlord's problem, it is more likely to be the opposite. Its orbit is known, and there is a special website to inquire about its touch. Then, the fans find the right observation point and adjust the shooting parameters such as time, direction, aperture and ISO to shoot such a wonderful picture.
Inquiry website: www.heavens-above.com (English)
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