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SF MARATHON 1ST HALF 2026

Diana Liu

Redwood City, CA

Bib: 16816 F 29

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 44%
Gender (Female)
#0 / 2930
Top 31%
Division (F25-29)
#0 / 674
Top 34%
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
11:27/mi
22:54
→ flat
4M
10:10/mi
43:14
↑ 67↓ 69
6M
10:08/mi
1:03:31
↑ 123
8M
11:23/mi
1:26:17
↑ 166↓ 53
9.6M
7:51/mi
1:38:51
↑ 68↓ 193
9.87M
26:38/mi
1:46:02
↓ 15
10.5M
3:55/mi
1:48:30
↓ 95
12M
13:19/mi
2:08:29
↑ 280
Finish· 13.11 mi
10:01/mi
2:19:36
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:03:3110:35 /mi⚡ faster
2nd Half
1:16:0510:42 /mi+19.8%
Positive split — 19.8% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
2M
22:5411:272.00 mi22:54
11:27
-
4M
43:1410:492.00 mi20:20
10:10
-1:17
6M
1:03:3110:352.00 mi20:17
10:08
-0:02
8M
1:26:1710:472.00 mi22:46
11:23
+1:15
9.6M
1:38:5110:181.60 mi12:34
7:51
-3:32
9.87M
1:46:0210:450.27 mi7:11
26:38
+18:47
10.5M
1:48:3010:200.63 mi2:28
3:55
-22:43
12M
2:08:2910:421.50 mi19:59
13:19
+9:24
Finish(13.11 mi)
2:19:3610:391.11 mi11:07
10:01
-3:18
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

3:55 /mi

Average Pace

10:39 /mi

Slowest Pace

26:38 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:28

2% of race

Time at Steady Pace

1:49:58

79% of race

Time at Slower Pace

27:10

19% of race

Average Pace: 10:39 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower
Featured Segment

Garmin Challenge

Top 37%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:39

Segment Time

10:44/mi

Pace

0.90 mi

Distance

Overall

2419

Women

726

Division

184

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi535621595232192650167
4M2.00 mi4137+12191475+684371+1523058969235
6M2.00 mi3626+5111237+238307+642841856213
8M2.00 mi3668-421241-430739551371341
9.6M1.60 mi3241+4271042+199257+501390467123
9.87M0.27 mi3141+1001008+34249+82374715174
10.5M0.63 mi3128+1310082492967974240
12M1.50 mi2933+195928+80229+202192650167
Finish(13.11 mi)1.11 mi2904+29920+8232-32884961264

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 33%
~flat
+5ft-3ft

Overall

2192

Females

650

F25-29

167

2M→4M

2.0 - 4.0 mi

Top 47%
×4story building
+67ft-69ft

Overall

3058

Females

969

F25-29

235

4M→6M

4.0 - 6.0 mi

Top 43%
×9story building
+123ft-9ft

Overall

2841

Females

856

F25-29

213

6M→8M

6.0 - 8.0 mi

Top 60%
×12story building
+166ft-53ft

Overall

3955

Females

1371

F25-29

341

8M→9.6M

8.0 - 9.6 mi

Top 21%
×13story building
+68ft-193ft

Overall

1390

Females

467

F25-29

123

9.6M→9.87M

9.6 - 9.9 mi

Top 36%
×1story
+0ft-15ft

Overall

2374

Females

715

F25-29

174

9.87M→10.5M

9.9 - 10.5 mi

Top 45%
×8story building
+1ft-95ft

Overall

2967

Females

974

F25-29

240

10.5M→12M

10.5 - 12.0 mi

Top 33%
×21story building
+280ft-26ft

Overall

2192

Females

650

F25-29

167

12M→Finish

12.0 - 13.1 mi

Top 44%
×7story building
+14ft-89ft

Overall

2884

Females

961

F25-29

264

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#5356
2M → 4M
41223+1219
#5356 → #4137
4M → 6M
0511*+511
#4137 → #3626
6M → 8M
154112*-42
#3626 → #3668
8M → 9.6M
3430+427
#3668 → #3241
9.6M → 9.87M
2102+100
#3241 → #3141
9.87M → 10.5M
417+13
#3141 → #3128
10.5M → 12M
21216+195
#3128 → #2933
12M → Finish
3160*+29
#2933 → #2904
TOTALS
2192671*+2452
#5356 → #2904

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

Passing Visualized

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

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