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Perhaps you mean the satellite Hipparcos. It measured the position of over 100,000 stars with high precision. It also measured the position of 2.5 million stars, with lower precision.

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13y ago

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Related Questions

Who invented trignometry?

hipparcus a greek mathematician


What unit would you use to measure the distances from stars?

To measure the distance of stars you have to measure by light years.


How do you measure stars?

We use, in many remarkable ways, the [Spectrophic] Light obtained by telescopes.


Why astronomers use to estimate the size of stars?

Because they cannot visit stars and measure their sizes with a tape measure!


How many stars are out of space?

We have no idea how many stars there are. At a rough guess, scientists estimate that there may be 2 trillion stars in the Milky Way galaxy, and that there may be a trillion other galaxies. There is no way to measure it in any meaningful way.


Is Triangulation primarily used to measure the distance of close stars?

Answer #1:no=================Answer #2:Yes.Another answer: The primary use of triangulation may not be to measure the distance of stars, but the method which is used to measure the distance of close stars is primarily triangulation.


What is the measure of a stars brightness?

Magnitude.


What unit of measure is used to measure the distance to the stars?

light years


What are the units called that measure distances to stars?

They measure them in light-years.


Why was hipparcus discoveries important?

Hipparchus' discoveries in astronomy were important because he developed the first systematic model of the motion of the Sun and Moon, and compiled one of the earliest known star catalogs with over 850 stars. His work laid the foundation for future astronomers and greatly contributed to the understanding of celestial movements.


What ways can you measure th distance to nearby stars?

You can measure it by using absolute magnitude.


How did ancient people measure time?

The sun, the stars.