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Satellite Ground Station G/T Figure of Merit Calculator

Easily calculate and compute satellite ground station g/t figure of merit calculator with accurate equations, live formulas, and expert guidance.

Boresight receive dish gain.

Clear sky sky/ground noise pickup.

Cryogenic or ambient LNA noise temperature.

Ohmic loss between feedhorn and LNA.

Calculated Result
28.43 dB/K

G/T Figure of Merit

G/T Figure of Merit

28.43 dB/K

G Over T Figure Of Merit Db Per K

28.43

Total System Noise Temperature Kelvin

101.6

Feed Contribution Kelvin

25.5

Station Performance Class

LARGE GATEWAY CLASS (G/T >= 25 dB/K)

28.43 — dB/K

Calculation Breakdown

  1. Applied FormulaEvaluates the primary G/T figure of merit and total system noise temperature for satellite ground receiving earth stations and deep space network dishes.T_{sys} = \frac{T_{ant}}{L_{feed}} + T_0 \left(1 - \frac{1}{L_{feed}}\right) + T_{LNA}

Satellite G/T Merit Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.07.1142128G/T Figure of Merit

What Is the Satellite Ground Station G/T Figure of Merit Calculator?

This tool computes satellite ground station g/t figure of merit calculator with high precision arithmetic.

How Does the Satellite Ground Station G/T Figure of Merit Calculator Work?

Evaluates the primary G/T figure of merit and total system noise temperature for satellite ground receiving earth stations and deep space network dishes.

Satellite Ground Station G/T Figure of Merit Calculator Formula & Variables

The core mathematical equation utilized by this calculator is expressed as:

Tsys=TantLfeed+T0(1−1Lfeed)+TLNAT_{sys} = \frac{T_{ant}}{L_{feed}} + T_0 \left(1 - \frac{1}{L_{feed}}\right) + T_{LNA}

Evaluates the primary G/T figure of merit and total system noise temperature for satellite ground receiving earth stations and deep space network dishes.

How to Use the Satellite Ground Station G/T Figure of Merit Calculator

  1. Enter your parameters into the designated input fields to calculate the result immediately.

Step-by-Step Example Calculation

Satellite Ground Station G/T Figure of Merit Calculator Example

Input Values:

dishAntennaGainDbi:48.5
antennaNoiseTempKelvin:45.0
lnaNoiseTemperatureKelvin:35.0
waveguideFeedLossDb:0.4
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required dB/K.

Factors That Affect the Result

  • Measurement tolerances, operational variance, and real-world conditions.

When Should You Use This Calculator?

  • Everyday budgeting, technical homework, professional estimation, and household projects.

Assumptions & Limitations

  • Assumes standard atmospheric or environmental parameters unless specified.

Frequently Asked Questions

Calculation Accuracy & Reference Note

Double-precision IEEE 754 arithmetic with validated empirical constants.

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