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Earth and the Moon photographed from space, illustrating the remoteness of ocean locations

2,688 km

At Point Nemo, the closest people to you are often astronauts.

5 min readLast updated

Photo: Apollo 8 crewmember Bill Anders · Public domain

The short answer

Near Point Nemo, astronauts can be the closest other people when a crewed spacecraft passes sufficiently nearby and no ship or aircraft is closer. This is an orbital-geometry possibility, not a permanent condition or an established frequency.

Why it's true

Point Nemo is the oceanic pole of inaccessibility, the point in the ocean farthest from land. NOAA places it in the South Pacific, roughly 2,688 kilometers from the nearest land. The comparison concerns distance to coastlines and islands, not distance to a city, harbor, permanent settlement or other known group of people.

The International Space Station commonly orbits at an altitude of roughly 400 kilometers. During a sufficiently close pass, astronauts aboard it can therefore be much nearer to a person at Point Nemo than anyone on land. The striking comparison works because vertical separation into orbit can be much smaller than the horizontal distance across an exceptionally remote ocean.

Altitude alone does not establish the astronauts' actual distance. Unless the station is directly overhead, there is also horizontal separation, and the relevant quantity is the straight-line distance to the spacecraft. Its orbit and position at that moment matter. When the station is elsewhere around Earth, its crew is not automatically the closest group of humans.

By the numbers

About 2,688 km

Distance from Point Nemo to the nearest land

About 400 km

Representative ISS orbital altitude

1992

Year Lukatela identified the point computationally

How we know

NOAA gives Point Nemo's coordinates as 48°52.6' south and 123°23.6' west. Its nearest land references are Ducie Island to the north, Motu Nui near Rapa Nui to the northeast and Maher Island near Antarctica to the south. These remote places help define the empty ocean around the point; they are not necessarily occupied settlements.

The location was identified computationally by survey engineer Hrvoje Lukatela in 1992, according to Guinness World Records. Finding it required evaluating geographical distance from land rather than reaching a visible landmark. There is no island, monument or natural marker at the coordinate. A vessel arriving there would still be surrounded by ordinary open ocean.

The name refers to Captain Nemo from Jules Verne's fiction. That literary association suits the location's remoteness, but it does not confer a legal boundary or make the surrounding waters inaccessible. Ships can travel through the area, and an aircraft could pass nearby. Either could change who the nearest people are at a particular moment.

This is why the popular word often is stronger than the geographical evidence alone supports. Establishing a frequency would require time-dependent spacecraft positions together with information about ships, aircraft and their occupants. The land-distance record establishes remoteness from land. It does not, by itself, establish a continuous or statistically measured ranking of all nearby humans.

Distance to land is only one kind of isolation

A place can be remote from coastlines without being empty of traffic, and an uninhabited island does not count as a nearby human presence. The Point Nemo comparison becomes accurate when those distinctions stay separate. First establish the fixed geography, then ask where people actually are at the relevant moment, including above the atmosphere as well as on the ocean.

Worth remembering

  • Point Nemo is farthest from land, not necessarily people.
  • Astronaut proximity depends on the spacecraft's actual position.
  • Nearby ships or aircraft can overturn the comparison.

In context

Point Nemo is remote from land, not necessarily remote from every human being. Those are separate comparisons because people travel on ships, in aircraft and in orbit. The point’s location can be calculated from coastlines without knowing where a single person is. The closest-person claim, by contrast, needs information about traffic and spacecraft positions at a particular moment.

A closer look

An oceanic pole, not an island

The point is a coordinate in open water. There is no island, permanent monument or coastline at the location to make it visibly different from the surrounding ocean. Its importance comes from maximizing distance to the nearest land. Changing from all land to inhabited land would define a different problem, because an uninhabited island still counts as land for the usual calculation.

Why an orbit can be closer

A spacecraft sufficiently nearby passes above Earth rather than across its surface. Its distance from someone at sea depends both on orbital height and on how far away its ground track lies. Quoting orbital altitude alone is therefore insufficient when the spacecraft is far toward the horizon. A nearby vessel could also defeat the comparison, even while Point Nemo remains just as remote from land as before.

Related facts

The Pacific supplies the physical setting for this extreme ocean location. The enormous Pacific basin.

The Sargasso Sea offers another ocean feature defined without a surrounding coast. A sea without land boundaries.

France’s overseas islands illustrate how scattered land changes global geography. France’s far-flung territories.

The Aleutians provide another reason to read Pacific coordinates carefully. Alaska’s Aleutian coordinates.

Key terms

Oceanic pole of inaccessibility
The ocean location farthest from its nearest land.
Ground track
The path on Earth’s surface directly beneath an orbiting object.

People also ask

Can someone stand on Point Nemo?

Not on land. It is an open-ocean coordinate, so a visitor would need a vessel or another means of remaining at the surface.

Does uninhabited land count?

Yes. The usual remoteness calculation concerns land itself, not whether people live there.

Are astronauts always the nearest people?

No. A suitable orbital pass and the absence of closer ships or aircraft are necessary conditions.

Is orbital altitude the whole distance calculation?

Only for a spacecraft directly overhead. An offset ground track increases the separation from an observer at sea.

Does remoteness prove nobody visits?

No. A fixed distance from land does not provide a census of vessels, aircraft or people in the surrounding region.

Sources

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