‹WAS at SF2 updates

Evans misses practice, total ticks to 51.5; we sit 2.06 points off the SF line

ProFootballTalk reports Mike Evans missed practice with Achilles soreness, and the total rose from 50.5 to 51.5. Our SF margin is 9.56 against a posted 7.5.

Our number

+9.6

Market

+7.5

Gap

+2.1

We publish where our number differs from the market. We do not publish plays. Betting these disagreements is 117-98 (54.4%) forward-graded against 52.4% breakeven, and the matchup model itself covers at 50.9% over 1184 games. A gap is a disagreement, not a recommendation. 21+ where legal.

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Injury newsThu 10:10 PM ET

What changed

ProFootballTalk reports that 49ers WR Mike Evans missed practice with Achilles soreness. It is a report, not a confirmed status. Our wire tags it to the explosive-rate phase, because Evans is a big-play receiver.

The total also moved. It was 50.5 and is now 51.5, a change of 1.0. The posted side is still SF -7.5.

Evans's absence would normally pull a total down, so the market's move runs the other way. We don't know why the total rose, and we won't guess. Our projected margin is 9.56 and the market's is 7.5. The gap is 2.06 points.

The number

We project SF to win by 9.56. The market has the game at 7.5, so we sit 2.06 points above the market on the 49ers' side.

The power ratings behind that: SF is #1 at 5.6 and WAS is #25 at -1.86. Our ratings span 7.6 points across the league, while the market's span 11.5. Our spread of teams is tighter than the market's, which matters when reading a gap of this size.

This is a published number and where it differs from the market. It is not a recommendation.

Where the game separates

Three phases stand out in the matchup model:

- Red-zone TD rate (inside the 20): the widest separation, at 3.556 standard deviations, favoring SF. The 49ers' offense ranks #1 and Washington's defense ranks #32. - Explosive rate (big plays): 2.715 standard deviations favoring SF. SF's offense is #4 and Washington's defense is #29. SF's defense is #3 and Washington's offense is #24. - Points per drive (finishing drives): 2.629 standard deviations favoring SF. SF's offense is #3 and Washington's defense is #28.

These describe the matchup. They do not predict a cover. The matchup model's record against the spread is 50.9% over 1184 games. The quartile it is most confident about, at 47.3%, is its weakest. The separation tells us where the game is lopsided on paper and nothing more. Our next test is whether phase separation adds anything beyond the power rating.

On the wire

- Evans (SF, explosive rate): ProFootballTalk reports he missed practice with Achilles soreness. If he is limited or out, the explosive-rate phase is where it would show. That is also the phase where SF already has a #4 offense against a #29 defense. - Washington RB (rush efficiency): Yahoo NFL's injury-report item flags a key Washington running back as a surprise DNP. That touches the rushing phase. We don't treat it as settled until a status is confirmed. - Jayden Daniels (dropback efficiency): ProFootballTalk carries his comments on a clock-management mistake. It touches the dropback phase, but it is a quote rather than a health or availability item. - Other items: ESPN's coaching hot-seat column and ProFootballTalk's Fox window ratings note touch no phase.

What would change our mind

We will write again if any of these happen:

- The spread moves 1.0 point, or crosses 3 or 7. The line is now 7.5, so a move to 7 would cross the key number. - The total moves 1.5 from here. - Gating injury news. A confirmed Evans or Washington RB status would qualify. - Our own rating for either team moves 1.0 after the week's games.

Otherwise this entry stands. 21+ where legal.

Opening noteMon 12:28 PM ET

We make the 49ers 9.56 over Washington; the market sits at 7.5

The number

Our engine projects the 49ers to win by 9.56 points at home against the Commanders for the Mon 8:15PM ET kickoff. The posted line is SF -7.5, so the market's projected margin is 7.5. Our number sits 2.06 points past the market, on the San Francisco side. The posted total is 50.5.

The power ratings explain most of that. San Francisco is #1 in our ratings at 5.6. Washington is #25 at -1.86. Our ratings also run on a narrower scale than the market's: from top to bottom ours span 7.6 points, while the market's span 11.5. Because our scale is the more compressed of the two, this gap doesn't come from us rating teams more extremely across the board. The disagreement is specific to this game.

We publish the number and where it differs from the market. That is the whole claim.

Where the game separates

All three phases that separate most here favor San Francisco, and all three are about scoring.

Red-zone TD rate (inside the 20). This is the widest gap on the board, at 3.561 standard deviations. San Francisco's offense ranks #1 and Washington's defense ranks #32. The other way, Washington's offense is #20 against a 49ers defense at #9.

Explosive rate (big gains). The separation is 2.777 standard deviations. The 49ers' offense is #3 against a Commanders defense at #29. Washington's offense ranks #24 and meets a San Francisco defense ranked #3.

Points per drive (finishing drives). The separation is 2.673 standard deviations. San Francisco's offense is #2 against Washington's #29 defense. Washington's offense is #23 against a 49ers defense at #10.

These rankings describe the matchup. They are not a forecast of the result, and the model behind them has a record of its own. Over a sample of 1184, the matchup model has gone 50.9% against the spread. Its most confident quartile has gone 47.3%. Our verdict on it stands: it does not beat the spread, and the quartile it is most confident about is its worst. A game can separate in the trenches without that telling us anything about the cover.

On the wire

None of this week's items is an injury report or a depth-chart change.

- ESPN NFL has a Barnwell column on Washington's recent decisions. It is filed as a transaction item and doesn't touch any phase above. - ProFootballTalk reports on the fallout from Washington's overtime collapse and the awkward spot it left parts of the roster in. No phase is tagged. - ProFootballTalk has two items from San Francisco's game against Seattle: a Seahawks second-quarter mistake that gave the 49ers an easy touchdown, and a failed fourth-down attempt framed around digital field mapping. Neither is tagged to a phase. - ProFootballTalk quotes Jaxon Smith-Njigba on a late drop. Our tagger linked it to explosive rate, but he is a Seahawks receiver talking about his own catch. It says nothing about San Francisco's or Washington's personnel, and we are not treating it as an input.

These are reports, attributed as such. None of them moves our number.

What would change our mind

We will write again on this game if any of the following happens:

- The line moves 1.0 point, or crosses 3 or 7. - The total moves 1.5. - Injury news arrives that bears on the red-zone, explosive or drive-finishing phases above. - Our own rating for either team moves 1.0 after the week's games.

Until then, our number is 9.56 and the market's is 7.5.

21+ where legal.

This thread updates when the line moves a point or crosses 3 or 7, when the total moves 1.5, when gating injury news lands, or when our own rating moves after the week's games. All matchups.