Chris Harper
Role Player
A wide receiver who contributed in a defined role. Their developmental reflects a career built on specific contributions rather than volume.
Combined Season Grid
The full season-by-season grids, joined on one timeline. Every selected stat family stays visible at once—no tab hopping.
3 grids split in one view
| Season | Age | Team | G | GS | Receiving | Snap Counts | Advanced (EPA) | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tgt | Rec | Yds | TD | Ctch% | Y/R | Y/Tgt | AirYd/T | 1D | Off | Off% | Def | Def% | ST | ST% | Pass EPA | Rush EPA | Rec EPA | Pass AirYd | Rec AirYd | |||||
| 2015 | — | NE | 3 | — | 3 | 1 | 6 | 0 | 33.3% | 6.0 | 2.0 | — | 0 | 67 | 21.6% | — | 0.0% | 9 | 12.5% | — | — | — | — | — |
| 2015 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | -2.9 | 0 | 56 |
| 2016 | — | SF | 8 | — | 21 | 13 | 133 | 0 | 61.9% | 10.2 | 6.3 | — | 6 | 230 | 41.2% | — | 0.0% | 2 | 3.0% | — | — | — | — | — |
| 2016 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 8.2 | 0 | 141 |
| Career | — | 11 | — | 24 | 14 | 139 | 0 | 58.3% | 9.9 | 5.8 | — | 6 | 297 | 31.4% | — | 0.0% | 11 | 7.8% | — | — | 5.3 | 0 | 197 | |
Career EPA5.3·5 receiving·2.7/season
Receiving
| Season | Age | Team | G | GS | Tgt | Rec | Yds | TD | Ctch% | Y/R | Y/Tgt | AirYd/T | 1D | VAL |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2015 | 22 | NE | 3 | 0* | 3 | 1 | 6 | 0 | 33.3% | 6.0 | 2.0 | — | 0 | — |
| 2016 | 23 | SF | 8 | 0* | 21 | 13 | 133 | 0 | 61.9% | 10.2 | 6.3 | — | 6 | 2.1 |
| Career | 11 | 24 | 14 | 139 | 0 | 58.3% | 9.9 | 5.8 | — | 6 | 2.1 |
* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)
Snap Counts
| Season | Age | Team | G | GS | Off | Off% | Def | Def% | ST | ST% |
|---|---|---|---|---|---|---|---|---|---|---|
| 2015 | 22 | NE | 5 | 0* | 67 | 21.6% | — | 0.0% | 9 | 12.5% |
| 2016 | 23 | SF | 9 | 0* | 230 | 41.2% | — | 0.0% | 2 | 3.0% |
| Career | 14 | 297 | — | — | — | 11 | — |
* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)
Advanced (EPA)
| Season | Age | Team | G | GS | Pass EPA | Rush EPA | Rec EPA | Pass AirYd | Rec AirYd |
|---|---|---|---|---|---|---|---|---|---|
| 2015 | 22 | — | — | 0* | — | — | -2.9 | 0 | 56 |
| 2016 | 23 | — | — | 0* | — | — | 8.2 | 0 | 141 |
| Career | — | — | — | 0 | 197 |
* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)
KV-H Anatomy
KV-H 28 · Depth / RotationalA depth / rotational career by KV-H: a remarkably steady profile that scores 28 of 100, era-normalized against rec yds/g peers across 1 scored season, with a short career trimming the score.
39
Sustained
career value
×.6
39
Peak
best 3 seasons
×.4
×0.72
Longevity
career length
Blend 39 × longevity 0.72 = KV-H 28· confidence 100%
What builds the career mark of 39
On-field 29.1
Availability 9.9
On-field production Staying available
Season-by-season quality (era-relative rec yds/g)
2016bestavg 392016
All-Time Standing
how this career measures against the all-time greats at the position6
Depth
of 100
Reached 1% of the all-time Receptions leader — a rotational/depth all-time profile at the position.
1% of the all-time Receptions leader1
0 categories ≥25% of the all-time leader0
2.66 EPA/season over 2 seasons51
A 0–100 scale where 100 = matched the all-time leaderat this position. Built only from visible encyclopedia data — career production vs. the all-time leader, plus efficiency (EPA) and comparable-player confidence — so it's a transparent context score, not a subjective rating. Tiers: Elite ≥ 85 · Strong ≥ 65 · Solid ≥ 45 · Depth < 45. Comparable-player confidence: 91%.
Per-Snap Impact
Wide Receivers · proprietary · 2012+—
below snap floor
Yards/snap0.468Touch rate0.081EPA/snap0.018Snap share31.4%Off snaps297Emerging
Production per snap — the box score normalized by opportunity. SIS is z-scored within wide receivers, shrinkage-regularized so small samples don't spike, over the NFL snap-count era (2012+).
College stats are not imported for this profile yet.
StatVault has the verified college attribution (California), but no parsed college box-score table is present in this profile artifact. The section stays here so every profile has a consistent college-stats landing point without fabricating unavailable rows.
Reference Graph
Career teammates and draft class, derived from year-by-year rosters — every name is linked.
Top Teammates
Keshawn MartinWR2yTom BradyQB1yPhil DawsonK1yStephen GostkowskiK1yAntoine BetheaFS1yDevin McCourtyFS1yBradley PinionP1yJoe CardonaLS1yDanny AmendolaWR1ySteven JacksonRB1yNick BelloreLB1yChandler JonesDE1yShaq MasonG1yDeForest BucknerDT1yDuron HarmonS1yLogan RyanCB1yLeGarrette BlountRB1yPatrick ChungS1yArik ArmsteadDE1yRob GronkowskiTE1yAkiem HicksDE1yJabaal SheardDE1yMatthew SlaterWR1yBrandon LaFellWR1y
Similar Players
Statistical + physical similarity across every player in the database, position-relevant (0–100%).
Movementderived from season history
- 2016team change
Joined SF (from NE)
- 2016final season
Last recorded season with SF
- 2015signing
Entered the NFL with NE
Athletic & Unique Profile
verified measurements and curated source-tagged facts5'11" / 185 lb
Frame
Knox
StatVault's proprietary player intelligence, informed by full career data. How Knox works →
Historical Knox · KV-H
Era-normalized career quality — z-scored against 1-season peers. See all →
28
peak 39
Availability
Career durability — games played vs. scheduled, across 2 seasons.
44%
Durability IQ
Composite score across availability, IR frequency, and injury severity. See all →
46
FragileEra Translator
Rec Yds translated to the 2025NFL — each season's standing among its own-era peers, projected onto 2025's scoring environment. Modern-era (1999+) coverage.
| Season | Actual Rec Yds | Rec Yds/G | → 2025 Rec Yds | → 2025 /G |
|---|---|---|---|---|
| 2016 | 133 | 16.6 | 159+26 | 9.4 |
Data: nflverse:players, nflverse:player_stats, nflverse:snap_counts, nflverse:advanced-epa (CC-BY 4.0) · multi-source verified via the StatVault Oracle · updated 6/18/2026
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