Tracking a moving sports object in varied environmental conditions

1. A method for determining an effective altitude in relation to a moving sports object, the method including:

obtaining, with a processor, respective values for an air temperature, an air pressure, and a relative humidity of an environment of interest;

based on the determined respective values of the air temperature, the air pressure, and the relative humidity, calculating, with the processor, an air density for the environment of interest to derive a first air density value for the environment of interest;

determining, with the processor, an altitude value for a reference environment to derive a first altitude value;

using the first altitude value to calculate, with the processor, a related air pressure value;

using the calculated related air pressure value, and a preset temperature value and a preset relative humidity value for the reference environment, calculating, with the processor, an air density for the reference environment to derive a second air density value;

comparing, with the processor, the first air density value and the second air density value to derive an absolute difference value;

comparing, with the processor, the absolute difference value against a preset comparison value; and

generating and displaying an output, on a display, based on whether the absolute difference value is equal to or smaller than the preset comparison value, the output including an indicator of the effective altitude.

2. The method of claim 1 , further comprising iteratively adjusting the value of the first altitude value, and repeating the operations to derive the absolute difference value, until a matching condition is reached in which the absolute difference value is equal to or smaller than the preset comparison value.

3. The method of claim 2 , further comprising assigning the value of the first altitude value to the effective altitude and generating the indicator of the effective altitude as the output.

4. The method of claim 1 , further comprising calculating and displaying on the display a flightpath of the sports object based on the effective altitude.

5. The method of claim 4 , further comprising displaying on the display a value of a wind speed or direction into the calculation or generation of the flightpath.

6. The method of claim 4 , further comprising displaying on the display a value of a height difference between a release position and a landing position of the sports object into the calculation or generation of the flightpath.

7. A system for determining an effective altitude in relation to a moving sports object, the system including:

a display;

processors; and

a memory storing instructions that, when executed by at least one processor among the processors, cause the system to perform operations comprising:

determining respective values for an air temperature, an air pressure, and a relative humidity of an environment of interest;

based on the determined respective values of the air temperature, the air pressure, and the relative humidity, calculating an air density for the environment of interest to derive a first air density value for the environment of interest;

determining an altitude value for a reference environment to derive a first altitude value;

using the first altitude value to calculate a related air pressure value;

using the calculated related air pressure value, and a preset temperature value and a preset relative humidity value for the reference environment, calculating an air density for the reference environment to derive a second air density value;

comparing the first air density value and the second air density value to derive an absolute difference value;

comparing the absolute difference value against a preset comparison value; and

generating and displaying an output on the display based on whether the absolute difference value is equal to or smaller than the preset comparison value, the output including an indicator of the effective altitude.

8. The system of claim 7 , wherein the operations further comprise iteratively adjusting the value of the first altitude value, and repeating the operations to derive the absolute difference value, until a matching condition is reached in which the absolute difference value is equal to or smaller than the preset comparison value.

9. The system of claim 8 , wherein the operations further comprise assigning the value of the first altitude value to the effective altitude and generating the indicator of the effective altitude as the output.

10. The system of claim 7 , wherein the operations further comprise calculating and displaying on the display a flightpath of the sports object based on the effective altitude.

11. The system of claim 10 , wherein the operations further comprise displaying on the display a value of a wind speed or direction into the calculation or generation of the flightpath.

12. The system of claim 10 , wherein the operations further comprise displaying on the display a value of a height difference between a release position and a landing position of the sports object into the calculation or generation of the flightpath.

13. A machine-readable medium comprising instructions that, when read by a machine, cause the machine to perform operations comprising, at least:

determining respective values for an air temperature, an air pressure, and a relative humidity of an environment of interest;

based on the determined respective values of the air temperature, the air pressure, and the relative humidity, calculating an air density for the environment of interest to derive a first air density value for the environment of interest;

determining an altitude value for a reference environment to derive a first altitude value;

using the first altitude value to calculate a related air pressure value;

using the calculated related air pressure value, and a preset temperature value and a preset relative humidity value for the reference environment, calculating an air density for the reference environment to derive a second air density value;

comparing the first air density value and the second air density value to derive an absolute difference value;

comparing the absolute difference value against a preset comparison value; and

generating and displaying an output on a display based on whether the absolute difference value is equal to or smaller than the preset comparison value, the output including an indicator of an effective altitude.

14. The medium of claim 13 , wherein the operations further comprise iteratively adjusting the value of the first altitude value, and repeating the operations to derive the absolute difference value, until a matching condition is reached in which the absolute difference value is equal to or smaller than the preset comparison value.

15. The medium of claim 14 , wherein the operations further comprise assigning the value of the first altitude value to the effective altitude and generating the indicator of the effective altitude as the output.

16. The medium of claim 14 , wherein the operations further comprise calculating and displaying on the display a flightpath of a sports object based on the effective altitude.

17. The medium of claim 16 , wherein the operations further comprise displaying on the display a value of a wind speed or direction into the calculation or generation of the flightpath.

18. The medium of claim 16 , wherein the operations further comprise displaying on the display a value of a height difference between a release position and a landing position of the sports object into the calculation or generation of the flightpath.

19. The method of claim 1 , wherein the obtaining obtains the respective values via the Internet from weather data sources.

20. The method of claim 1 , wherein the obtaining electronically obtains the respective values from an air temperature and humidity meter, barometer and anemometer embedded in an electronic device.