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SF MARATHON 1ST HALF 2026

Michelle Boll

Bib: 20690•F•Age: 54

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 (F50-54)
#0 / 143
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
11:24/mi
22:48
→ flat
4M
11:50/mi
46:28
↑ 67↓ 69
6M
13:05/mi
1:12:38
↑ 1231.1%
8M
12:51/mi
1:38:21
↑ 166↓ 531.1%
9.6M
10:34/mi
1:55:16
↑ 68↓ 1931.5%
10M
22:59/mi
2:04:27
↓ 241.1%
10.5M
6:26/mi
2:07:40
↓ 732.7%
12M
16:09/mi
2:31:53
↑ 2803.2%
Finish· 13.11 mi
11:35/mi
2:44:44
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:12:38
Pace12:06 /mi
2nd Half
Distance7.11 mi
Time1:32:06
Pace12:57 /mi
📊Positive Split: 26.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:57:5822:4811:2422:48
11:24
-
4M
4.00 mi07:21:3846:2811:3723:40
11:50
+0:26
6M
6.00 mi07:47:481:12:3812:0626:10
13:05
+1:15
8M
8.00 mi08:13:311:38:2112:1825:43
12:51
-0:14
9.6M
9.60 mi08:30:261:55:1612:0016:55
10:34
-2:17
10M
10.00 mi08:39:372:04:2712:279:11
22:59
+12:25
10.5M
10.50 mi08:42:502:07:4012:103:13
6:26
-16:33
12M
12.00 mi09:07:032:31:5312:3924:13
16:09
+9:43
Finish
13.11 mi09:19:542:44:4412:3412:51
11:35
-4:34

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

6:26 /mi

Average Pace

12:34 /mi

Slowest Pace

22:59 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:13

2% of race

Time at Steady Pace

2:08:07

78% of race

Time at Slower Pace

33:24

20% of race

Average Pace: 12:34 /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 mi06:57:5822:4811:2422:48
11:24
#5311
4M
4.00 mi07:21:3846:2811:3723:40
11:50
#5310
6M
6.00 mi07:47:481:12:3812:0626:10
13:05
#5549
8M
8.00 mi08:13:311:38:2112:1825:43
12:51
#5516
9.6M
9.60 mi08:30:261:55:1612:0016:55
10:34
#5416
10M
10.00 mi08:39:372:04:2712:279:11
22:59
#5381
10.5M
10.50 mi08:42:502:07:4012:103:13
6:26
#5404
12M
12.00 mi09:07:032:31:5312:3924:13
16:09
#5215
Finish
13.11 mi09:19:542:44:4412:3412:51
11:35
#5120
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 78%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:24

Segment Time

13:47/mi

Pace

0.90 mi

Distance

Overall

5153

Women

2107

Division

87

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
2M2.00 mi2.00 mi53112131924317(Top 66%)1670(Top 57%)69(Top 48%)
4M4.00 mi2.00 mi5310+12120+1189+35274(Top 80%)2110(Top 72%)89(Top 62%)
6M6.00 mi2.00 mi5549-2392250-13096-75905(Top 90%)2486(Top 85%)107(Top 75%)
8M8.00 mi2.00 mi5516+332228+2294+25315(Top 81%)2111(Top 72%)86(Top 60%)
9.6M9.60 mi1.60 mi5416+1002179+4991+34632(Top 70%)1885(Top 64%)87(Top 61%)
10M10.00 mi0.40 mi5381+352161+1889+24968(Top 76%)2010(Top 69%)85(Top 59%)
10.5M10.50 mi0.50 mi5404-232178-1790-15816(Top 88%)2489(Top 85%)107(Top 75%)
12M12.00 mi1.50 mi5215+1892081+9788+24317(Top 66%)1670(Top 57%)69(Top 48%)
Finish13.11 mi1.11 mi5120+952035+4685+34595(Top 70%)1838(Top 63%)75(Top 52%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 66%
~flat
+5ft-3ft

Overall

4317

Females

1670

F50-54

71

2M→4M

2.0 - 4.0 mi

Top 80%
×4story building
+67ft-69ft

Overall

5274

Females

2110

F50-54

91

4M→6M

4.0 - 6.0 mi

Top 90%
×9story building
+123ft-9ft

Overall

5905

Females

2486

F50-54

109

6M→8M

6.0 - 8.0 mi

Top 81%
×12story building
+166ft-53ft

Overall

5315

Females

2111

F50-54

88

8M→9.6M

8.0 - 9.6 mi

Top 70%
×13story building
+68ft-193ft

Overall

4632

Females

1885

F50-54

89

9.6M→10M

9.6 - 10.0 mi

Top 76%
×2story building
+0ft-24ft

Overall

4968

Females

2010

F50-54

87

10M→10.5M

10.0 - 10.5 mi

Top 88%
×6story building
+1ft-73ft

Overall

5816

Females

2489

F50-54

109

10.5M→12M

10.5 - 12.0 mi

Top 66%
×21story building
+280ft-26ft

Overall

4317

Females

1670

F50-54

71

12M→Finish

12.0 - 13.1 mi

Top 70%
×7story building
+14ft-89ft

Overall

4595

Females

1838

F50-54

75

Passing Analysis

Category:
Athletes Passed
904*
Passed By
713
Net Change
+191
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5311
2M → 4M147146+1#5311#5310
4M → 6M53*292-239#5310#5549
6M → 8M135*102+33#5549#5516
8M → 9.6M16363+100#5516#5416
9.6M → 10M6530+35#5416#5381
10M → 10.5M932-23#5381#5404
10.5M → 12M229*40+189#5404#5215
12M → Finish103*8+95#5215#5120
TOTALS904*713+191

* 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