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SF MARATHON 1ST HALF 2026

Mabel Luo

San Francisco, CA

Bib: 16729 F 24

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
F20-29
#0 / 353
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
11:48/mi
23:36
→ flat
12 ft elev
4M
11:44/mi
47:03
↑ 67↓ 69
10 ft elev
6M
12:20/mi
1:11:43
↑ 1231.1%
126 ft elev
8M
11:45/mi
1:35:12
↑ 166↓ 531.1%
246 ft elev
9.6M
11:45/mi
1:54:00
↑ 68↓ 1931.5%
126 ft elev
10M
21:49/mi
2:02:43
↓ 241.1%
90 ft elev
10.5M
5:44/mi
2:05:35
↓ 732.7%
18 ft elev
12M
16:31/mi
2:30:21
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
11:23/mi
2:42:58
↑ 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
1:11:4311:57 /mi⚡ faster
2nd Half
1:31:1512:50 /mi+27.2%
Positive split — 27.2% 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
23:3611:482.00 mi23:36
11:48
-
4M
47:0311:462.00 mi23:27
11:44
-0:04
6M
1:11:4311:572.00 mi24:40
12:20
+0:36
8M
1:35:1211:542.00 mi23:29
11:45
-0:35
9.6M
1:54:0011:521.60 mi18:48
11:45
0:00
10M
2:02:4312:160.40 mi8:43
21:49
+10:04
10.5M
2:05:3511:580.50 mi2:52
5:44
-16:05
12M
2:30:2112:321.50 mi24:46
16:31
+10:47
Finish(13.11 mi)
2:42:5812:261.11 mi12:37
11:23
-5:08
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

5:44 /mi

Average Pace

12:26 /mi

Slowest Pace

21:49 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:52

2% of race

Time at Steady Pace

2:06:37

78% of race

Time at Slower Pace

33:29

21% of race

Average Pace: 12:26 /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 68%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:35

Segment Time

12:52/mi

Pace

0.90 mi

Distance

Overall

4470

Women

1747

Division

241

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi5699236930645491796241
4M2.00 mi5444+2552203+166290+1651572044267
6M2.00 mi5411+332173+30287+353882167285
8M2.00 mi5130+2811998+175265+2243231558193
9.6M1.60 mi5280-1502097-99276-1156592410297
10M0.40 mi5209+712054+43273+344721743235
10.5M0.50 mi5201+82053+1271+249211964259
12M1.50 mi5093+1082012+41270+145491796241
Finish(13.11 mi)1.11 mi4976+1171958+54262+844191740226

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 69%
~flat
+5ft-3ft

Overall

4549

Females

1796

F20-24

241

2M→4M

2.0 - 4.0 mi

Top 78%
×4story building
+67ft-69ft

Overall

5157

Females

2044

F20-24

268

4M→6M

4.0 - 6.0 mi

Top 82%
×9story building
+123ft-9ft

Overall

5388

Females

2167

F20-24

286

6M→8M

6.0 - 8.0 mi

Top 66%
×12story building
+166ft-53ft

Overall

4323

Females

1558

F20-24

193

8M→9.6M

8.0 - 9.6 mi

Top 86%
×13story building
+68ft-193ft

Overall

5659

Females

2410

F20-24

297

9.6M→10M

9.6 - 10.0 mi

Top 68%
×2story building
+0ft-24ft

Overall

4472

Females

1743

F20-24

235

10M→10.5M

10.0 - 10.5 mi

Top 75%
×6story building
+1ft-73ft

Overall

4921

Females

1964

F20-24

259

10.5M→12M

10.5 - 12.0 mi

Top 69%
×21story building
+280ft-26ft

Overall

4549

Females

1796

F20-24

241

12M→Finish

12.0 - 13.1 mi

Top 67%
×7story building
+14ft-89ft

Overall

4419

Females

1740

F20-24

226

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#5699
2M → 4M
40295*+255
#5699 → #5444
4M → 6M
99132*+33
#5444 → #5411
6M → 8M
15296*+281
#5411 → #5130
8M → 9.6M
20252-150
#5130 → #5280
9.6M → 10M
1687+71
#5280 → #5209
10M → 10.5M
412+8
#5209 → #5201
10.5M → 12M
61169*+108
#5201 → #5093
12M → Finish
3120*+117
#5093 → #4976
TOTALS
4401163*+723
#5699 → #4976

* 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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