San Francisco Marathon logo
SF MARATHON 1ST HALF 2026

Mihoko Boyle

Pittsburg, CA

Bib: 18043 F 52

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 6575
Gender (Female)
#0 / 2930
Masters (Masters Women)
#0 / 781
Division (F50-54)
#0 / 143
Top 50%
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2M
11:10/mi
22:20
→ flat
12 ft elev
4M
11:41/mi
45:41
↑ 67↓ 69
10 ft elev
6M
11:21/mi
1:08:23
↑ 1231.1%
126 ft elev
8M
11:33/mi
1:31:29
↑ 166↓ 531.1%
246 ft elev
9.6M
11:33/mi
1:49:58
↑ 68↓ 1931.5%
126 ft elev
10M
22:17/mi
1:58:52
↓ 241.1%
90 ft elev
10.5M
6:00/mi
2:01:52
↓ 732.7%
18 ft elev
12M
15:59/mi
2:25:50
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
12:22/mi
2:39:33
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:08:2311:24 /mi⚡ faster
2nd Half
1:31:1012:49 /mi+33.3%
Positive split — 33.3% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:09:4822:2011:1022:20
11:10
-
4M
4.00 mi07:33:0945:4111:2523:21
11:41
+0:31
6M
6.00 mi07:55:511:08:2311:2422:42
11:21
-0:20
8M
8.00 mi08:18:571:31:2911:2623:06
11:33
+0:12
9.6M
9.60 mi08:37:261:49:5811:2718:29
11:33
0:00
10M
10.00 mi08:46:201:58:5211:538:54
22:17
+10:44
10.5M
10.50 mi08:49:202:01:5211:363:00
6:00
-16:17
12M
12.00 mi09:13:182:25:5012:0923:58
15:59
+9:59
Finish
13.11 mi09:27:012:39:3312:1013:43
12:22
-3:37

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

12:10 /mi

Slowest Pace

22:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

3:00

2% of race

Time at Steady Pace

2:03:41

78% of race

Time at Slower Pace

32:52

21% of race

Average Pace: 12:10 /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 mi07:09:4822:2011:1022:20
11:10
#4981
4M
4.00 mi07:33:0945:4111:2523:21
11:41
#5055
6M
6.00 mi07:55:511:08:2311:2422:42
11:21
#4768
8M
8.00 mi08:18:571:31:2911:2623:06
11:33
#4527
9.6M
9.60 mi08:37:261:49:5811:2718:29
11:33
#4784
10M
10.00 mi08:46:201:58:5211:538:54
22:17
#4778
10.5M
10.50 mi08:49:202:01:5211:363:00
6:00
#4798
12M
12.00 mi09:13:182:25:5012:0923:58
15:59
#4676
Finish
13.11 mi09:27:012:39:3312:1013:43
12:22
#4706
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 72%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:54

Segment Time

13:14/mi

Pace

0.90 mi

Distance

Overall

4753

Women

1892

Division

79

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
2M2.00 mi2.00 mi49811939754225162467
4M4.00 mi2.00 mi5055-741978-3981-65086199978
6M6.00 mi2.00 mi4768+2871807+17168+134315157258
8M8.00 mi2.00 mi4527+2411660+14766+24123145960
9.6M9.60 mi1.60 mi4784-2571820-16073-755062329112
10M10.00 mi0.40 mi4778+61819+1734651184578
10.5M10.50 mi0.50 mi4798-201834-1574-15351221592
12M12.00 mi1.50 mi4676+1221781+5372+24225162467
Finish13.11 mi1.11 mi4706-301807-2671+15173217691

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 64%
~flat
+5ft-3ft

Overall

4225

Females

1624

F50-54

69

2M→4M

2.0 - 4.0 mi

Top 77%
×4story building
+67ft-69ft

Overall

5086

Females

1999

F50-54

80

4M→6M

4.0 - 6.0 mi

Top 66%
×9story building
+123ft-9ft

Overall

4315

Females

1572

F50-54

60

6M→8M

6.0 - 8.0 mi

Top 63%
×12story building
+166ft-53ft

Overall

4123

Females

1459

F50-54

62

8M→9.6M

8.0 - 9.6 mi

Top 84%
×13story building
+68ft-193ft

Overall

5506

Females

2329

F50-54

114

9.6M→10M

9.6 - 10.0 mi

Top 71%
×2story building
+0ft-24ft

Overall

4651

Females

1845

F50-54

80

10M→10.5M

10.0 - 10.5 mi

Top 81%
×6story building
+1ft-73ft

Overall

5351

Females

2215

F50-54

93

10.5M→12M

10.5 - 12.0 mi

Top 64%
×21story building
+280ft-26ft

Overall

4225

Females

1624

F50-54

69

12M→Finish

12.0 - 13.1 mi

Top 79%
×7story building
+14ft-89ft

Overall

5173

Females

2176

F50-54

91

Passing Analysis

Category:
Athletes Passed
1059*
Passed By
784
Net Change
+275
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4981
2M → 4M139213-74#4981#5055
4M → 6M314*27+287#5055#4768
6M → 8M299*58+241#4768#4527
8M → 9.6M28285-257#4527#4784
9.6M → 10M5448+6#4784#4778
10M → 10.5M828-20#4778#4798
10.5M → 12M171*49+122#4798#4676
12M → Finish46*76-30#4676#4706
TOTALS1059*784+275

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

Passing Charts

Category:
Loading...

Passing Circle

Loading...

Position Flow

Loading...

Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events