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SF MARATHON 1ST HALF 2026

Lingbo Ji

Bib: 19232•F•Age: 31

San Jose, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F30-34)
#0 / 651
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
10:28/mi
20:57
→ flat
4M
11:02/mi
43:01
↑ 67↓ 69
6M
11:06/mi
1:05:14
↑ 1231.1%
8M
10:51/mi
1:26:56
↑ 166↓ 531.1%
9.6M
10:51/mi
1:44:17
↑ 68↓ 1931.5%
10M
19:29/mi
1:52:04
↓ 241.1%
10.5M
4:40/mi
1:54:24
↓ 732.7%
12M
16:41/mi
2:19:25
↑ 2803.2%
Finish· 13.11 mi
13:04/mi
2:33:55
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:05:14
Pace10:52 /mi
2nd Half
Distance7.11 mi
Time1:28:41
Pace12:28 /mi
📊Positive Split: 35.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:10:2720:5710:2820:57
10:28
-
4M
4.00 mi07:32:3143:0110:4522:04
11:02
+0:34
6M
6.00 mi07:54:441:05:1410:5222:13
11:06
+0:04
8M
8.00 mi08:16:261:26:5610:5221:42
10:51
-0:15
9.6M
9.60 mi08:33:471:44:1710:5217:21
10:51
0:00
10M
10.00 mi08:41:341:52:0411:127:47
19:29
+8:38
10.5M
10.50 mi08:43:541:54:2410:542:20
4:40
-14:49
12M
12.00 mi09:08:552:19:2511:3725:01
16:41
+12:01
Finish
13.11 mi09:23:252:33:5511:4414:30
13:04
-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

4:40 /mi

Average Pace

11:44 /mi

Slowest Pace

19:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20

2% of race

Time at Steady Pace

1:44:17

68% of race

Time at Slower Pace

47:18

31% of race

Average Pace: 11:44 /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 mi07:10:2720:5710:2820:57
10:28
#3886
4M
4.00 mi07:32:3143:0110:4522:04
11:02
#4069
6M
6.00 mi07:54:441:05:1410:5222:13
11:06
#4009
8M
8.00 mi08:16:261:26:5610:5221:42
10:51
#3786
9.6M
9.60 mi08:33:471:44:1710:5217:21
10:51
#3964
10M
10.00 mi08:41:341:52:0411:127:47
19:29
#3866
10.5M
10.50 mi08:43:541:54:2410:542:20
4:40
#3831
12M
12.00 mi09:08:552:19:2511:3725:01
16:41
#4002
Finish
13.11 mi09:23:252:33:5511:4414:30
13:04
#4199
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 45%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:07

Segment Time

11:15/mi

Pace

0.90 mi

Distance

Overall

2956

Women

973

Division

218

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi2.00 mi388613463074661(Top 71%)1851(Top 63%)424(Top 65%)
4M4.00 mi2.00 mi4069-1831437-91325-184252(Top 65%)1541(Top 53%)349(Top 54%)
6M6.00 mi2.00 mi4009+601399+38322+34028(Top 61%)1430(Top 49%)337(Top 52%)
8M8.00 mi2.00 mi3786+2231293+106304+183379(Top 51%)1095(Top 37%)250(Top 38%)
9.6M9.60 mi1.60 mi3964-1781397-104324-204899(Top 75%)2013(Top 69%)457(Top 70%)
10M10.00 mi0.40 mi3866+981356+41315+93214(Top 49%)1099(Top 38%)246(Top 38%)
10.5M10.50 mi0.50 mi3831+351336+20309+62312(Top 35%)683(Top 23%)151(Top 23%)
12M12.00 mi1.50 mi4002-1711437-101336-274661(Top 71%)1851(Top 63%)424(Top 65%)
Finish13.11 mi1.11 mi4199-1971551-114362-265598(Top 85%)2400(Top 82%)550(Top 84%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 71%
~flat
+5ft-3ft

Overall

4661

Females

1851

F30-34

426

2M→4M

2.0 - 4.0 mi

Top 65%
×4story building
+67ft-69ft

Overall

4252

Females

1541

F30-34

352

4M→6M

4.0 - 6.0 mi

Top 61%
×9story building
+123ft-9ft

Overall

4028

Females

1430

F30-34

339

6M→8M

6.0 - 8.0 mi

Top 51%
×12story building
+166ft-53ft

Overall

3379

Females

1095

F30-34

252

8M→9.6M

8.0 - 9.6 mi

Top 75%
×13story building
+68ft-193ft

Overall

4899

Females

2013

F30-34

459

9.6M→10M

9.6 - 10.0 mi

Top 49%
×2story building
+0ft-24ft

Overall

3214

Females

1099

F30-34

248

10M→10.5M

10.0 - 10.5 mi

Top 35%
×6story building
+1ft-73ft

Overall

2312

Females

683

F30-34

151

10.5M→12M

10.5 - 12.0 mi

Top 71%
×21story building
+280ft-26ft

Overall

4661

Females

1851

F30-34

426

12M→Finish

12.0 - 13.1 mi

Top 85%
×7story building
+14ft-89ft

Overall

5598

Females

2400

F30-34

550

Passing Analysis

Category:
Athletes Passed
791*
Passed By
1104
Net Change
-313
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3886
2M → 4M118301-183#3886#4069
4M → 6M161*101+60#4069#4009
6M → 8M270*47+223#4009#3786
8M → 9.6M35213-178#3786#3964
9.6M → 10M1068+98#3964#3866
10M → 10.5M394+35#3866#3831
10.5M → 12M35*206-171#3831#4002
12M → Finish27*224-197#4002#4199
TOTALS791*1104-313

* 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

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