Black Hole QPO Calculator

f = 1581 / M
Universal constant 1581 is theoretically derived, not observationally fitted

Developer: Yiyong Cai | Anti-tampering

1. Mass → Frequency
2. Frequency → Mass
✓ Validated with 65 Black Holes
• Average Error: 0.19%
• 100% Sources < 2% Error
• 97% Sources < 1% Error
• Validated Mass: 1.3–70 M☉
📖 Usage Notes
• Applicable to fundamental HFQPO characteristic frequency
• Compatible with spectroscopic dynamical mass measurements
• Bidirectional conversion: Spectroscopy ↔ QPO Timing
• Optimal precision range: 3–30 M☉ stellar-mass black holes
This is a theoretical model calculator

Free to use and share