Factors that affect catch rate:
- Pokemon species
- Pokemon level
- Type of Pokeball used
- Razz Berry used or not
- Curve ball bonus
- Nice / Great / Excellent throw bonus'
Factors that don't affect catch rate:
- Trainer level
- Number of captures
- Pokémon's mood
- Number of attempts
- Speed of travel
- Time of day or weather
- Tapping the screen rapidly
Estimated Multipliers for items:
- Razz Berry: 1.5x
- Curve Ball: 1.2x
- Nice Throw: 1x
- Great Throw: 1.3x
- Excellent Throw: 1.5x
Estimated Chance % for capture circle:
- Green: ~66-100%
- Yellow: ~36-65%
- Orange: ~26-35%
- Red: ~0-25%