ISS Over Hwaseong-si Tonight

The next pass of the International Space Station over Hwaseong-si, South Korea will be visible to the naked eye on Friday 10 July at 20:34 GMT+9. It rises in the west-southwest and reaches a maximum elevation of 40 degrees above the horizon, a high, bright pass that is easy to spot. The pass lasts about 10 min 40 sec. Look up and you should see a steady, bright white point of light moving smoothly across the sky.

Next visible ISS passes over Hwaseong-si

When (local time)DirectionMax elevationVisible forBrightness
Friday 10 July
20:34 GMT+9
WSWNE40°Very good10 min 40 secModeratemag -1.3
Friday 10 July
22:13 GMT+9
WNWNE10°Low8 min 40 secFaintmag 0.9
Saturday 11 July
01:28 GMT+9
NWE16°Fair5 min 30 secFaintmag 0.4
Saturday 11 July
03:05 GMT+9
NWSE76°Excellent1 min 30 secFaintmag 0.1
Saturday 11 July
21:25 GMT+9
WNE13°Low9 min 20 secFaintmag 0.6
Sunday 12 July
00:41 GMT+9
NWENE12°Low4 min 40 secFaintmag 0.9
Sunday 12 July
02:18 GMT+9
NWESE59°Very good1 min 10 secFaintmag 0.7
Sunday 12 July
20:37 GMT+9
WNE18°Fair9 min 52 secFaintmag 0.1
Monday 13 July
01:30 GMT+9
NWESE35°Good1 min 40 secFaintmag 0.8
Tuesday 14 July
00:43 GMT+9
NWE23°Fair2 min 40 secFaintmag 0.9
Tuesday 14 July
20:40 GMT+9
WNWNE10°Low8 min 40 secFaintmag 0.5
Tuesday 14 July
23:55 GMT+9
NWE16°Fair3 min 40 secFaintmag 0.8

Showing the next 12 naked-eye visible passes over Hwaseong-si, in local time (Asia/Seoul). A more negative magnitude is a brighter pass.

Can you see the ISS from Hwaseong-si?

Yes. The International Space Station is visible from Hwaseong-si several times a month, whenever it passes overhead during the hour or two after sunset or before sunrise while it is still catching sunlight against a dark sky. No telescope is needed; the station is one of the brightest objects in the night sky and is easily seen with the unaided eye. Your next good opportunity from Hwaseong-si is on Friday 10 July at around 20:40 GMT+9, when the station climbs to 40 degrees above the horizon.

About the International Space Station

The International Space Station is the largest human-made structure in orbit, about the size of a football pitch and weighing roughly 420 tonnes. It circles the Earth at an altitude of around 420 kilometres and a speed of about 28,000 kilometres per hour, completing one orbit roughly every 90 minutes. That means the crew on board see around 16 sunrises and sunsets every day.

Because the station is so large and its solar panels are so reflective, it shines by reflected sunlight and can become one of the brightest objects in the night sky. It is visible from the ground without any equipment whenever it passes overhead during twilight, when the observer is in darkness but the station high above is still bathed in sunlight.

How to spot the ISS from Hwaseong-si

Find a spot with a clear view of the sky and as little light pollution as possible. A few minutes before the pass time listed above, look towards the rising direction shown for the pass. You do not need a telescope or binoculars; the station is easily bright enough to see with your eyes alone.

The ISS appears as a steady, bright point of light that glides smoothly across the sky. Unlike an aircraft it has no flashing or coloured lights. A pass lasts only a few minutes, and the station may suddenly fade and disappear partway across the sky as it crosses into the Earth’s shadow, so be ready and keep watching.

Frequently asked questions

When can I see the ISS from Hwaseong-si?
The next pass over Hwaseong-si is on Friday 10 July at 20:34 GMT+9, rising in the west-southwest. The best times to look are during the dark hours just after dusk and just before dawn, when the station is lit by the Sun while the sky around you is dark.
Which direction does the ISS appear from in Hwaseong-si?
The International Space Station can rise from any point along the horizon, but most visible passes over Hwaseong-si begin in the western half of the sky and travel towards the east. Each pass on this page lists the exact rise and set directions.
How bright is the ISS over Hwaseong-si?
During a high pass the ISS can reach magnitude -3 to -4, brighter than any star or planet. It looks like a steady white dot moving across the sky over a few minutes. It does not blink or have coloured lights, which is how you tell it apart from an aircraft.
Do I need a telescope to see the ISS from Hwaseong-si?
No. The ISS is easily visible to the naked eye from Hwaseong-si. A telescope or binoculars are not needed and actually make it harder to follow because the station moves quickly across the sky.

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