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SF MARATHON 1ST HALF 2026

Anna Sofia Caldera

Bib: 17694•F•Age: 20

Napa, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
F20-29
#0 / 353
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
11:05/mi
22:10
→ flat
4M
11:41/mi
45:31
↑ 67↓ 69
6M
12:01/mi
1:09:34
↑ 1231.1%
8M
13:24/mi
1:36:22
↑ 166↓ 531.1%
9.6M
9:51/mi
1:52:08
↑ 68↓ 1931.5%
10M
24:04/mi
2:01:45
↓ 241.1%
10.5M
6:00/mi
2:04:45
↓ 732.7%
12M
16:15/mi
2:29:08
↑ 2803.2%
Finish· 13.11 mi
11:12/mi
2:41:33
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:09:34
Pace11:36 /mi
2nd Half
Distance7.11 mi
Time1:31:59
Pace12:56 /mi
📊Positive Split: 32.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:11:4322:1011:0522:10
11:05
-
4M
4.00 mi07:35:0445:3111:2323:21
11:41
+0:36
6M
6.00 mi07:59:071:09:3411:3624:03
12:01
+0:20
8M
8.00 mi08:25:551:36:2212:0326:48
13:24
+1:23
9.6M
9.60 mi08:41:411:52:0811:4115:46
9:51
-3:33
10M
10.00 mi08:51:182:01:4512:119:37
24:04
+14:13
10.5M
10.50 mi08:54:182:04:4511:533:00
6:00
-18:04
12M
12.00 mi09:18:412:29:0812:2624:23
16:15
+10:15
Finish
13.11 mi09:31:062:41:3312:1912:25
11:12
-5:03

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

6:00 /mi

Average Pace

12:19 /mi

Slowest Pace

24:04 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:00

2% of race

Time at Steady Pace

2:04:33

77% of race

Time at Slower Pace

34:00

21% of race

Average Pace: 12:19 /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 mi07:11:4322:1011:0522:10
11:05
#4831
4M
4.00 mi07:35:0445:3111:2323:21
11:41
#5012
6M
6.00 mi07:59:071:09:3411:3624:03
12:01
#5039
8M
8.00 mi08:25:551:36:2212:0326:48
13:24
#5266
9.6M
9.60 mi08:41:411:52:0811:4115:46
9:51
#5089
10M
10.00 mi08:51:182:01:4512:119:37
24:04
#5110
10.5M
10.50 mi08:54:182:04:4511:533:00
6:00
#5108
12M
12.00 mi09:18:412:29:0812:2624:23
16:15
#4974
Finish
13.11 mi09:31:062:41:3312:1912:25
11:12
#4866
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 81%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:37

Segment Time

14:01/mi

Pace

0.90 mi

Distance

Overall

5309

Women

2199

Division

286

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi2.00 mi483118442374409(Top 67%)1722(Top 59%)226(Top 64%)
4M4.00 mi2.00 mi5012-1811952-108256-195089(Top 77%)2002(Top 68%)262(Top 74%)
6M6.00 mi2.00 mi5039-271958-6259-35099(Top 78%)1993(Top 68%)265(Top 75%)
8M8.00 mi2.00 mi5266-2272076-118275-165680(Top 86%)2339(Top 80%)304(Top 86%)
9.6M9.60 mi1.60 mi5089+1771989+87261+143822(Top 58%)1496(Top 51%)195(Top 55%)
10M10.00 mi0.40 mi5110-211999-10264-35373(Top 82%)2248(Top 77%)292(Top 83%)
10.5M10.50 mi0.50 mi5108+22000-12645355(Top 81%)2218(Top 76%)292(Top 83%)
12M12.00 mi1.50 mi4974+1341949+51257+74409(Top 67%)1722(Top 59%)226(Top 64%)
Finish13.11 mi1.11 mi4866+1081898+51253+44237(Top 64%)1626(Top 55%)207(Top 59%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 67%
~flat
+5ft-3ft

Overall

4409

Females

1722

F20-24

226

2M→4M

2.0 - 4.0 mi

Top 77%
×4story building
+67ft-69ft

Overall

5089

Females

2002

F20-24

263

4M→6M

4.0 - 6.0 mi

Top 78%
×9story building
+123ft-9ft

Overall

5099

Females

1993

F20-24

266

6M→8M

6.0 - 8.0 mi

Top 86%
×12story building
+166ft-53ft

Overall

5680

Females

2339

F20-24

304

8M→9.6M

8.0 - 9.6 mi

Top 58%
×13story building
+68ft-193ft

Overall

3822

Females

1496

F20-24

195

9.6M→10M

9.6 - 10.0 mi

Top 82%
×2story building
+0ft-24ft

Overall

5373

Females

2248

F20-24

292

10M→10.5M

10.0 - 10.5 mi

Top 81%
×6story building
+1ft-73ft

Overall

5355

Females

2218

F20-24

292

10.5M→12M

10.5 - 12.0 mi

Top 67%
×21story building
+280ft-26ft

Overall

4409

Females

1722

F20-24

226

12M→Finish

12.0 - 13.1 mi

Top 64%
×7story building
+14ft-89ft

Overall

4237

Females

1626

F20-24

207

Passing Analysis

Category:
Athletes Passed
859*
Passed By
894
Net Change
-35
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4831
2M → 4M111292-181#4831#5012
4M → 6M124*151-27#5012#5039
6M → 8M44*271-227#5039#5266
8M → 9.6M22346+177#5266#5089
9.6M → 10M4364-21#5089#5110
10M → 10.5M1210+2#5110#5108
10.5M → 12M184*50+134#5108#4974
12M → Finish118*10+108#4974#4866
TOTALS859*894-35

* 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