Your time must be as precise as possible. If you do not have your time (e.g., "around noon"), the calculator cannot calculate your Rising sign or House cusps, reducing accuracy by 60%.
A high-quality calculator uses a narrow orb (0° to 1°) for conjunctions to fixed stars. Be wary of calculators that claim you align with every star within 5°—diluted data is bad data. starseed birth chart calculator top
While Tropical astrology is excellent for psychological profiling, the Fixed Stars are physical objects in space. The Sidereal zodiac aligns with the actual constellations. If a top calculator offers a "Sidereal" toggle, turn it on. Your time must be as precise as possible