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SF MARATHON 1ST HALF 2026

Claire Blanford

Bib: 19365•F•Age: 25

San Francisco, CA

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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2M
12:50/mi
25:41
→ flat
12 ft elev
4M
12:54/mi
51:28
↑ 67↓ 69
10 ft elev
6M
12:28/mi
1:16:25
↑ 1231.1%
126 ft elev
8M
12:15/mi
1:40:55
↑ 166↓ 531.1%
246 ft elev
9.6M
12:15/mi
2:00:31
↑ 68↓ 1931.5%
126 ft elev
10M
23:29/mi
2:09:54
↓ 241.1%
90 ft elev
10.5M
6:42/mi
2:13:15
↓ 732.7%
18 ft elev
12M
18:05/mi
2:40:23
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
13:02/mi
2:54:50
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:16:25
Pace12:44 /mi
2nd Half
Distance7.11 mi
Time1:38:25
Pace13:51 /mi
📊Positive Split: 28.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:16:2225:4112:5025:41
12:50
-
4M
4.00 mi07:42:0951:2812:5225:47
12:54
+0:04
6M
6.00 mi08:07:061:16:2512:4424:57
12:28
-0:26
8M
8.00 mi08:31:361:40:5512:3724:30
12:15
-0:13
9.6M
9.60 mi08:51:122:00:3112:3319:36
12:15
0:00
10M
10.00 mi09:00:352:09:5412:599:23
23:29
+11:14
10.5M
10.50 mi09:03:562:13:1512:413:21
6:42
-16:47
12M
12.00 mi09:31:042:40:2313:2227:08
18:05
+11:23
Finish
13.11 mi09:45:312:54:5013:2014:27
13:02
-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

6:42 /mi

Average Pace

13:20 /mi

Slowest Pace

23:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:21

2% of race

Time at Steady Pace

2:14:58

77% of race

Time at Slower Pace

36:31

21% of race

Average Pace: 13:20 /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 mi07:16:2225:4112:5025:41
12:50
#6366
4M
4.00 mi07:42:0951:2812:5225:47
12:54
#6236
6M
6.00 mi08:07:061:16:2512:4424:57
12:28
#6056
8M
8.00 mi08:31:361:40:5512:3724:30
12:15
#5788
9.6M
9.60 mi08:51:122:00:3112:3319:36
12:15
#5896
10M
10.00 mi09:00:352:09:5412:599:23
23:29
#5867
10.5M
10.50 mi09:03:562:13:1512:413:21
6:42
#5875
12M
12.00 mi09:31:042:40:2313:2227:08
18:05
#5831
Finish
13.11 mi09:45:312:54:5013:2014:27
13:02
#5823
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 82%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:44

Segment Time

14:09/mi

Pace

0.90 mi

Distance

Overall

5385

Women

2253

Division

538

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi636627756465481(Top 83%)2324(Top 79%)558(Top 83%)
4M4.00 mi2.00 mi6236+1302693+82630+166068(Top 92%)2594(Top 89%)616(Top 91%)
6M6.00 mi2.00 mi6056+1802564+129608+225498(Top 84%)2228(Top 76%)544(Top 81%)
8M8.00 mi2.00 mi5788+2682399+165574+344810(Top 73%)1808(Top 62%)426(Top 63%)
9.6M9.60 mi1.60 mi5896-1082478-79593-195967(Top 91%)2574(Top 88%)598(Top 89%)
10M10.00 mi0.40 mi5867+292464+14588+55174(Top 79%)2123(Top 72%)505(Top 75%)
10.5M10.50 mi0.50 mi5875-82467-3590-26010(Top 91%)2601(Top 89%)614(Top 91%)
12M12.00 mi1.50 mi5831+442455+12586+45481(Top 83%)2324(Top 79%)558(Top 83%)
Finish13.11 mi1.11 mi5823+82451+4588-25584(Top 85%)2393(Top 82%)576(Top 85%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 83%
~flat
+5ft-3ft

Overall

5481

Females

2324

F25-29

558

2M→4M

2.0 - 4.0 mi

Top 92%
×4story building
+67ft-69ft

Overall

6068

Females

2594

F25-29

618

4M→6M

4.0 - 6.0 mi

Top 84%
×9story building
+123ft-9ft

Overall

5498

Females

2228

F25-29

544

6M→8M

6.0 - 8.0 mi

Top 73%
×12story building
+166ft-53ft

Overall

4810

Females

1808

F25-29

426

8M→9.6M

8.0 - 9.6 mi

Top 91%
×13story building
+68ft-193ft

Overall

5967

Females

2574

F25-29

598

9.6M→10M

9.6 - 10.0 mi

Top 79%
×2story building
+0ft-24ft

Overall

5174

Females

2123

F25-29

506

10M→10.5M

10.0 - 10.5 mi

Top 91%
×6story building
+1ft-73ft

Overall

6010

Females

2601

F25-29

615

10.5M→12M

10.5 - 12.0 mi

Top 83%
×21story building
+280ft-26ft

Overall

5481

Females

2324

F25-29

558

12M→Finish

12.0 - 13.1 mi

Top 85%
×7story building
+14ft-89ft

Overall

5584

Females

2393

F25-29

576

Passing Analysis

Category:
Athletes Passed
846*
Passed By
303
Net Change
+543
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#6366
2M → 4M150*20+130#6366#6236
4M → 6M189*9+180#6236#6056
6M → 8M281*13+268#6056#5788
8M → 9.6M47155-108#5788#5896
9.6M → 10M5829+29#5896#5867
10M → 10.5M1018-8#5867#5875
10.5M → 12M84*40+44#5875#5831
12M → Finish27*19+8#5831#5823
TOTALS846*303+543

* 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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Questions or issues regarding timing data?

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events