🎹 Happy Birthday Variations Sheet Piano
🎯 Difficulty Assessment
Advanced
46
/ 100
Challenging - needs solid technique and independence
2,583
Total Notes
31%
Interleaved
4.49
Avg N/Beat
14
Ornaments
Score Breakdown
🎼
Hand Interleaving
9/25
31% of notes interleave - moderate interleaving
⏱
Note Density per Beat
12/30
Busiest beats: 7 notes/beat (avg 4.49) - moderately busy
✨
Ornaments & Grace Notes
0/20
14 ornamental notes (0.5%) - no significant ornamentation
📏
Pitch Range (per hand)
15/15
Right: E3–E7 (48 st) | Left: C#1–E5 (51 st)
↕
Largest Interval Leap
10/10
36 st (3 Oct) - extreme leaps
🎚 Dynamics
f
Wide dynamic range (f avg) - strong expressive control needed
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🎹 Note Range - Piano Keyboard
Upper dot = RH (Right Hand)
Lower dot = LH (Left Hand)
White dot on black key = sharp/flat note used
📐 Note Range per Hand · Sheet Preview
🖐 Right Hand
| Lowest | E3 |
| Highest | E7 |
| Span | 48 st (4 Oct) |
| Notes | 1,355 |
| Widest leap | 29 st C#7→G#4 |
🤚 Left Hand
| Lowest | C#1 |
| Highest | E5 |
| Span | 51 st (4Oct+m3) |
| Notes | 1,228 |
| Widest leap | 36 st C#4→C#1 |
