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SF MARATHON 1ST HALF 2026

Emily OBrien

Bib: 16917•F•Age: 19

Old Lyme, CT

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
F19 & Under
#0 / 83
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
10:24/mi
20:49
→ flat
4M
10:42/mi
42:13
↑ 67↓ 69
6M
11:36/mi
1:05:26
↑ 1231.1%
8M
13:05/mi
1:31:37
↑ 166↓ 531.1%
9.6M
9:09/mi
1:46:16
↑ 68↓ 1931.5%
10M
23:39/mi
1:55:43
↓ 241.1%
10.5M
5:44/mi
1:58:35
↓ 732.7%
12M
16:44/mi
2:23:41
↑ 2803.2%
Finish· 13.11 mi
11:30/mi
2:36:26
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:05:26
Pace10:54 /mi
2nd Half
Distance7.11 mi
Time1:31:00
Pace12:48 /mi
📊Positive Split: 39.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:01:0720:4910:2420:49
10:24
-
4M
4.00 mi07:22:3142:1310:3321:24
10:42
+0:18
6M
6.00 mi07:45:441:05:2610:5423:13
11:36
+0:54
8M
8.00 mi08:11:551:31:3711:2726:11
13:05
+1:29
9.6M
9.60 mi08:26:341:46:1611:0414:39
9:09
-3:56
10M
10.00 mi08:36:011:55:4311:349:27
23:39
+14:30
10.5M
10.50 mi08:38:531:58:3511:182:52
5:44
-17:55
12M
12.00 mi09:03:592:23:4111:5825:06
16:44
+11:00
Finish
13.11 mi09:16:442:36:2611:5612:45
11:30
-5:14

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

5:44 /mi

Average Pace

11:56 /mi

Slowest Pace

23:39 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52

2% of race

Time at Steady Pace

1:59:01

76% of race

Time at Slower Pace

34:33

22% of race

Average Pace: 11:56 /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 mi07:01:0720:4910:2420:49
10:24
#3765
4M
4.00 mi07:22:3142:1310:3321:24
10:42
#3780
6M
6.00 mi07:45:441:05:2610:5423:13
11:36
#4068
8M
8.00 mi08:11:551:31:3711:2726:11
13:05
#4549
9.6M
9.60 mi08:26:341:46:1611:0414:39
9:09
#4235
10M
10.00 mi08:36:011:55:4311:349:27
23:39
#4357
10.5M
10.50 mi08:38:531:58:3511:182:52
5:44
#4371
12M
12.00 mi09:03:592:23:4111:5825:06
16:44
#4453
Finish
13.11 mi09:16:442:36:2611:5612:45
11:30
#4441
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 77%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:19

Segment Time

13:41/mi

Pace

0.90 mi

Distance

Overall

5093

Women

2066

Division

62

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF19 & UnderSeg. OverallSeg. FemalesSeg. F19 & Under
2M2.00 mi2.00 mi37651292514690(Top 71%)1867(Top 64%)62(Top 75%)
4M4.00 mi2.00 mi3780-151300-853-23848(Top 59%)1337(Top 46%)54(Top 65%)
6M6.00 mi2.00 mi4068-2881429-12956-34640(Top 71%)1731(Top 59%)62(Top 75%)
8M8.00 mi2.00 mi4549-4811673-24461-55511(Top 84%)2238(Top 76%)68(Top 82%)
9.6M9.60 mi1.60 mi4235+3141531+14255+62948(Top 45%)1093(Top 37%)38(Top 46%)
10M10.00 mi0.40 mi4357-1221611-8059-45230(Top 80%)2158(Top 74%)62(Top 75%)
10.5M10.50 mi0.50 mi4371-141614-358+14905(Top 75%)1952(Top 67%)64(Top 77%)
12M12.00 mi1.50 mi4453-821673-59584690(Top 71%)1867(Top 64%)62(Top 75%)
Finish13.11 mi1.11 mi4441+121665+8584528(Top 69%)1800(Top 61%)63(Top 76%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 71%
~flat
+5ft-3ft

Overall

4690

Females

1867

F15-19

61

2M→4M

2.0 - 4.0 mi

Top 59%
×4story building
+67ft-69ft

Overall

3848

Females

1337

F15-19

52

4M→6M

4.0 - 6.0 mi

Top 71%
×9story building
+123ft-9ft

Overall

4640

Females

1731

F15-19

61

6M→8M

6.0 - 8.0 mi

Top 84%
×12story building
+166ft-53ft

Overall

5511

Females

2238

F15-19

66

8M→9.6M

8.0 - 9.6 mi

Top 45%
×13story building
+68ft-193ft

Overall

2948

Females

1093

F15-19

37

9.6M→10M

9.6 - 10.0 mi

Top 80%
×2story building
+0ft-24ft

Overall

5230

Females

2158

F15-19

61

10M→10.5M

10.0 - 10.5 mi

Top 75%
×6story building
+1ft-73ft

Overall

4905

Females

1952

F15-19

62

10.5M→12M

10.5 - 12.0 mi

Top 71%
×21story building
+280ft-26ft

Overall

4690

Females

1867

F15-19

61

12M→Finish

12.0 - 13.1 mi

Top 69%
×7story building
+14ft-89ft

Overall

4528

Females

1800

F15-19

62

Passing Analysis

Category:
Athletes Passed
729*
Passed By
1405
Net Change
-676
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3765
2M → 4M160175-15#3765#3780
4M → 6M36*324-288#3780#4068
6M → 8M37*518-481#4068#4549
8M → 9.6M34632+314#4549#4235
9.6M → 10M15137-122#4235#4357
10M → 10.5M923-14#4357#4371
10.5M → 12M68*150-82#4371#4453
12M → Finish58*46+12#4453#4441
TOTALS729*1405-676

* 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