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SF MARATHON 1ST HALF 2026

Jennifer Alvarez

Bib: 18766•F•Age: 27

Houston, TX

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F25-29)
#0 / 674
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
11:01/mi
22:02
→ flat
4M
11:16/mi
44:33
↑ 67↓ 69
6M
11:27/mi
1:07:27
↑ 1231.1%
8M
10:58/mi
1:29:23
↑ 166↓ 531.1%
9.6M
10:58/mi
1:46:55
↑ 68↓ 1931.5%
10M
22:02/mi
1:55:43
↓ 241.1%
10.5M
5:28/mi
1:58:27
↓ 732.7%
12M
17:08/mi
2:24:09
↑ 2803.2%
Finish· 13.11 mi
11:40/mi
2:37:05
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:07:27
Pace11:15 /mi
2nd Half
Distance7.11 mi
Time1:29:38
Pace12:36 /mi
📊Positive Split: 32.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:08:5722:0211:0122:02
11:01
-
4M
4.00 mi07:31:2844:3311:0822:31
11:16
+0:15
6M
6.00 mi07:54:221:07:2711:1522:54
11:27
+0:11
8M
8.00 mi08:16:181:29:2311:1021:56
10:58
-0:29
9.6M
9.60 mi08:33:501:46:5511:0817:32
10:58
0:00
10M
10.00 mi08:42:381:55:4311:348:48
22:02
+11:04
10.5M
10.50 mi08:45:221:58:2711:172:44
5:28
-16:34
12M
12.00 mi09:11:042:24:0912:0125:42
17:08
+11:40
Finish
13.11 mi09:24:002:37:0511:5912:56
11:40
-5:28

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

5:28 /mi

Average Pace

11:59 /mi

Slowest Pace

22:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44

2% of race

Time at Steady Pace

1:59:51

76% of race

Time at Slower Pace

34:30

22% of race

Average Pace: 11:59 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi07:08:5722:0211:0122:02
11:01
#4719
4M
4.00 mi07:31:2844:3311:0822:31
11:16
#4615
6M
6.00 mi07:54:221:07:2711:1522:54
11:27
#4558
8M
8.00 mi08:16:181:29:2311:1021:56
10:58
#4187
9.6M
9.60 mi08:33:501:46:5511:0817:32
10:58
#4360
10M
10.00 mi08:42:381:55:4311:348:48
22:02
#4358
10.5M
10.50 mi08:45:221:58:2711:172:44
5:28
#4345
12M
12.00 mi09:11:042:24:0912:0125:42
17:08
#4498
Finish
13.11 mi09:24:002:37:0511:5912:56
11:40
#4493
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 67%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:32

Segment Time

12:49/mi

Pace

0.90 mi

Distance

Overall

4422

Women

1712

Division

421

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi471917744414925(Top 75%)2014(Top 69%)486(Top 72%)
4M4.00 mi2.00 mi4615+1041720+54428+134570(Top 70%)1714(Top 58%)427(Top 63%)
6M6.00 mi2.00 mi4558+571690+30418+104450(Top 68%)1649(Top 56%)403(Top 60%)
8M8.00 mi2.00 mi4187+3711478+212363+553502(Top 53%)1163(Top 40%)284(Top 42%)
9.6M9.60 mi1.60 mi4360-1731599-121394-315001(Top 76%)2067(Top 71%)504(Top 75%)
10M10.00 mi0.40 mi4358+21612-13396-24560(Top 69%)1793(Top 61%)430(Top 64%)
10.5M10.50 mi0.50 mi4345+131604+8394+24319(Top 66%)1620(Top 55%)399(Top 59%)
12M12.00 mi1.50 mi4498-1531691-87416-224925(Top 75%)2014(Top 69%)486(Top 72%)
Finish13.11 mi1.11 mi4493+51692-1419-34645(Top 71%)1867(Top 64%)464(Top 69%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 75%
~flat
+5ft-3ft

Overall

4925

Females

2014

F25-29

486

2M→4M

2.0 - 4.0 mi

Top 70%
×4story building
+67ft-69ft

Overall

4570

Females

1714

F25-29

427

4M→6M

4.0 - 6.0 mi

Top 68%
×9story building
+123ft-9ft

Overall

4450

Females

1649

F25-29

403

6M→8M

6.0 - 8.0 mi

Top 53%
×12story building
+166ft-53ft

Overall

3502

Females

1163

F25-29

284

8M→9.6M

8.0 - 9.6 mi

Top 76%
×13story building
+68ft-193ft

Overall

5001

Females

2067

F25-29

504

9.6M→10M

9.6 - 10.0 mi

Top 69%
×2story building
+0ft-24ft

Overall

4560

Females

1793

F25-29

430

10M→10.5M

10.0 - 10.5 mi

Top 66%
×6story building
+1ft-73ft

Overall

4319

Females

1620

F25-29

399

10.5M→12M

10.5 - 12.0 mi

Top 75%
×21story building
+280ft-26ft

Overall

4925

Females

2014

F25-29

486

12M→Finish

12.0 - 13.1 mi

Top 71%
×7story building
+14ft-89ft

Overall

4645

Females

1867

F25-29

464

Passing Analysis

Category:
Athletes Passed
1020*
Passed By
794
Net Change
+226
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4719
2M → 4M230126+104#4719#4615
4M → 6M163*106+57#4615#4558
6M → 8M405*34+371#4558#4187
8M → 9.6M48221-173#4187#4360
9.6M → 10M4846+2#4360#4358
10M → 10.5M207+13#4358#4345
10.5M → 12M53*206-153#4345#4498
12M → Finish53*48+5#4498#4493
TOTALS1020*794+226

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events