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SF MARATHON 1ST HALF 2026

Silvia Estrada

Bib: 15023•F•Age: 46

Los Angeles, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Masters (Masters Women)
#0 / 781
Division (F45-49)
#0 / 183
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
11:42/mi
23:24
→ flat
4M
12:33/mi
48:30
↑ 67↓ 69
6M
13:15/mi
1:15:00
↑ 1231.1%
8M
14:20/mi
1:43:41
↑ 166↓ 531.1%
9.6M
11:12/mi
2:01:36
↑ 68↓ 1931.5%
10M
25:17/mi
2:11:42
↓ 241.1%
10.5M
7:08/mi
2:15:16
↓ 732.7%
12M
17:56/mi
2:42:10
↑ 2803.2%
Finish· 13.11 mi
13:52/mi
2:57:33
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:15:00
Pace12:30 /mi
2nd Half
Distance7.11 mi
Time1:42:33
Pace14:26 /mi
📊Positive Split: 36.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:06:1823:2411:4223:24
11:42
-
4M
4.00 mi07:31:2448:3012:0825:06
12:33
+0:51
6M
6.00 mi07:57:541:15:0012:3026:30
13:15
+0:42
8M
8.00 mi08:26:351:43:4112:5828:41
14:20
+1:05
9.6M
9.60 mi08:44:302:01:3612:4017:55
11:12
-3:08
10M
10.00 mi08:54:362:11:4213:1010:06
25:17
+14:05
10.5M
10.50 mi08:58:102:15:1612:533:34
7:08
-18:09
12M
12.00 mi09:25:042:42:1013:3126:54
17:56
+10:48
Finish
13.11 mi09:40:272:57:3313:3315:23
13:52
-4:04

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

7:08 /mi

Average Pace

13:33 /mi

Slowest Pace

25:17 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:34

2% of race

Time at Steady Pace

2:16:59

77% of race

Time at Slower Pace

37:00

21% of race

Average Pace: 13:33 /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 mi07:06:1823:2411:4223:24
11:42
#5606
4M
4.00 mi07:31:2448:3012:0825:06
12:33
#5782
6M
6.00 mi07:57:541:15:0012:3026:30
13:15
#5890
8M
8.00 mi08:26:351:43:4112:5828:41
14:20
#6021
9.6M
9.60 mi08:44:302:01:3612:4017:55
11:12
#5963
10M
10.00 mi08:54:362:11:4213:1010:06
25:17
#5964
10.5M
10.50 mi08:58:102:15:1612:533:34
7:08
#5981
12M
12.00 mi09:25:042:42:1013:3126:54
17:56
#5927
Finish
13.11 mi09:40:272:57:3313:3315:23
13:52
#5944
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 89%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

13:40

Segment Time

15:11/mi

Pace

0.90 mi

Distance

Overall

5845

Women

2514

Division

145

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
2M2.00 mi2.00 mi560623041265397(Top 82%)2271(Top 78%)134(Top 73%)
4M4.00 mi2.00 mi5782-1762401-97128-25879(Top 89%)2482(Top 85%)139(Top 76%)
6M6.00 mi2.00 mi5890-1082465-64136-86000(Top 91%)2540(Top 87%)142(Top 78%)
8M8.00 mi2.00 mi6021-1312540-75141-56084(Top 93%)2592(Top 88%)147(Top 80%)
9.6M9.60 mi1.60 mi5963+582515+25140+15217(Top 79%)2181(Top 74%)125(Top 68%)
10M10.00 mi0.40 mi5964-12519-4141-15693(Top 87%)2437(Top 83%)139(Top 76%)
10.5M10.50 mi0.50 mi5981-172533-141416216(Top 95%)2730(Top 93%)157(Top 86%)
12M12.00 mi1.50 mi5927+542508+25143-25397(Top 82%)2271(Top 78%)134(Top 73%)
Finish13.11 mi1.11 mi5944-172516-8140+35935(Top 90%)2586(Top 88%)148(Top 81%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 82%
~flat
+5ft-3ft

Overall

5397

Females

2271

F45-49

135

2M→4M

2.0 - 4.0 mi

Top 89%
×4story building
+67ft-69ft

Overall

5879

Females

2482

F45-49

140

4M→6M

4.0 - 6.0 mi

Top 91%
×9story building
+123ft-9ft

Overall

6000

Females

2540

F45-49

143

6M→8M

6.0 - 8.0 mi

Top 93%
×12story building
+166ft-53ft

Overall

6084

Females

2592

F45-49

148

8M→9.6M

8.0 - 9.6 mi

Top 79%
×13story building
+68ft-193ft

Overall

5217

Females

2181

F45-49

126

9.6M→10M

9.6 - 10.0 mi

Top 87%
×2story building
+0ft-24ft

Overall

5693

Females

2437

F45-49

140

10M→10.5M

10.0 - 10.5 mi

Top 95%
×6story building
+1ft-73ft

Overall

6216

Females

2730

F45-49

158

10.5M→12M

10.5 - 12.0 mi

Top 82%
×21story building
+280ft-26ft

Overall

5397

Females

2271

F45-49

135

12M→Finish

12.0 - 13.1 mi

Top 90%
×7story building
+14ft-89ft

Overall

5935

Females

2586

F45-49

148

Passing Analysis

Category:
Athletes Passed
440*
Passed By
778
Net Change
-338
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5606
2M → 4M60*236-176#5606#5782
4M → 6M66*174-108#5782#5890
6M → 8M45*176-131#5890#6021
8M → 9.6M11254+58#6021#5963
9.6M → 10M3637-1#5963#5964
10M → 10.5M320-17#5964#5981
10.5M → 12M82*28+54#5981#5927
12M → Finish36*53-17#5927#5944
TOTALS440*778-338

* 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