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Telescope Tracking Rate Calculator
Calculate how long an object takes to drift across the field of view.
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Calculate how long an object takes to drift across the field of view.
Telescope Tracking Rate Estimator
Enter your numbers below for an instant estimate.
0
💡 Tip: Rate = 15.04 cos(dec) arcsec/s.
How It Works
Key concepts behind this calculator
1
Enter Values
Fill in each field with your own numbers.
2
Calculate
Results update as you change the inputs.
3
Review
Read the breakdown and the explanation.
4
Adjust
Change values to compare scenarios.
Quick Reference Guide
Telescope Quick Guide
Typical values for reference.
| FOV ° | Dec ° | Spare | Seconds |
|---|---|---|---|
| 0.5 | 0 | – | 120 |
| 1.3 | 0 | – | 311 |
| 1.3 | 45 | – | 440 |
| 2 | 60 | – | 957 |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Common Questions
Telescope Tracking Rate Calculator FAQ
Answers to common questions about this calculator.
Rate.
It gives a quick estimate of telescope tracking rate from the values you enter.
No. It is a planning estimate, so check important figures with a professional or official source.
Yes. Edit any field and the result updates when you calculate.