Gravity and force

Binary-star planet tidal acceleration

Binary-star planet tidal acceleration is the difference in gravitational pull experienced across a planet due to the influence of two stars.

Also known as: binary planet tidal acceleration

How big is it?

0.01 N of force

Equivalent differential force on a 1 kg body · defined calculation
Typical recorded range: 1 × 10⁻⁵ N to 1 N.

Scale illustration of Binary-star planet tidal acceleration, calibrated to its equivalent differential force on a 1 kg body measurement.
The marked equivalent differential force on a 1 kg body represents 0.01 N.

A little perspective

Parabolic-flight microgravity arc is about 2 times larger on this measurement.

Parabolic-flight microgravity arc: A parabolic-flight microgravity arc is a flight manoeuvre that creates short periods of near-weightlessness for people and experiments inside an aircraft.

Linear measure
FORCE0.01 N0.02 N
01
Binary-star planet tidal acceleration0.01 NEquivalent differential force on a 1 kg body
02
Parabolic-flight microgravity arc0.02 NEquivalent residual force on a 1 kg sample
Bar length measures force in newtons. Mass and local gravity determine weight.
Measurements, assumptions & sources +

Binary-star planet tidal acceleration

A defined 0.01 m/s² differential-acceleration comparison across an Earth-sized planet, expressed as equivalent force on a 1 kg body. It is a model value, not a named exoplanet measurement.

Defined examples — our methodology

The marked equivalent differential force on a 1 kg body is calibrated. Unmeasured illustration details are representative.

Parabolic-flight microgravity arc

A representative aircraft parabola provides about 22 seconds of reduced gravity. Residual acceleration is expressed here as equivalent force on a defined 1 kg sample.

ESA — Parabolic flights

The marked equivalent residual force on a 1 kg sample is calibrated. Unmeasured illustration details are representative.

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Why this measurement?

Why we use 0.01 N

For comparison, this page uses equivalent differential force on a 1 kg body. This is labelled defined calculation: an explicit comparison model rather than a claim that every example has the same value. The recorded range is 1 × 10⁻⁵ N to 1 N.

A defined 0.01 m/s² differential-acceleration comparison across an Earth-sized planet, expressed as equivalent force on a 1 kg body. It is a model value, not a named exoplanet measurement.

The identifying illustration and the numerical comparison remain separate. How calibrated comparisons work →

Explore gravity and force →

Recorded properties

Binary-star planet tidal acceleration dimensions and measurements

PropertySelected valueRecorded rangeBasis
0.01 N1 × 10⁻⁵ N to 1 Ndefined calculation

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Sources and method

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