🎹 灯火未眠 Piano (Đăng Hỏa Vị Miên)
🎭 Emotional Character
This piece is austere and monumental, like an inscription carved into cold marble, grounded and measured, neither soft nor loud, simply present, maintaining a consistent and focused emotional level throughout.
📥 Downloads
👤 Suggested For
📖 Early Learners
🎓 Intermediate Students
🖐 Large Hands
⏰ Estimated Practice Time
4
weeks to performance-ready
Expect a few weeks of regular practice to get it up to tempo cleanly.
4hper week
22htotal est.
3hard segments
* Estimate assumes ~4h focused practice/week for an average-level student at this difficulty tier.
🎯 Difficulty Assessment
Intermediate
34
/ 100
Moderate - requires coordination between hands
919
Total Notes
35%
Interleaved
2.7
Avg N/Beat
0
Ornaments
Score Breakdown
🎼
Hand Interleaving
9/25
35% of notes interleave - moderate interleaving
⏱
Note Density per Beat
5/30
Busiest beats: 4 notes/beat (avg 2.7) - comfortable density
✨
Ornaments & Grace Notes
0/20
0 ornamental notes (0%) - no significant ornamentation
📏
Pitch Range (per hand)
10/15
Right: C#4–C#7 (36 st) | Left: C#2–C#6 (48 st)
↕
Largest Interval Leap
10/10
27 st (2Oct+m3) - extreme leaps
🎚 Dynamics
f
Uniform f - very little dynamic contrast
pppmpmfffffff
🎹 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 | C#4 |
| Highest | C#7 |
| Span | 36 st (3 Oct) |
| Notes | 433 |
| Widest leap | 24 st F#4→F#6 |
🤚 Left Hand
| Lowest | C#2 |
| Highest | C#6 |
| Span | 48 st (4 Oct) |
| Notes | 486 |
| Widest leap | 27 st E4→C#2 |
🖐 Hand Span & Chord Density
Right Hand
Max chord span: 12 semitones (Oct)
UnisonOctave2 Oct
Avg chord: 2.2 notes · 28 chords
Left Hand
Max chord span: 16 semitones (1Oct+M3)
UnisonOctave2 Oct
Avg chord: 2.1 notes · 34 chords
⚠️ 3 stretch chords (>octave)
↪️ Scales & Thumb Crossing
Detected 1 scale/arpeggio run requiring thumb crossing.
A few short runs — thumb technique needed but not dominant.
🖐 RH: 1 runs · longest 5 notes
🤚 LH: 0 runs · longest 3 notes
🔁 Repeating Phrases
31%
Repeated
28 of 91 bars contain repeated phrases — a good portion of the piece recycles earlier material, reducing the unique learning load.
Repeated bar
Unique bar
🎯 Suggested Practice Passages
?Each "passage" is 2 consecutive measures (ô nhịp). The algorithm scores every passage by note density and interval leaps, then picks the 3 hardest for focused practice.
The hardest passages in this piece — spend extra time here before running the full piece.
📍 Measures 45–46
Hardest
📍 Measures 67–68
2nd hardest
📍 Measures 79–80
3rd hardest