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SF MARATHON 1ST HALF 2026

Katya Walch

Oakland, CA

Bib: 18370 F 31

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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
11:36/mi
23:13
→ flat
4M
11:48/mi
46:49
↑ 67↓ 69
6M
11:35/mi
1:09:59
↑ 123
8M
11:30/mi
1:33:00
↑ 166↓ 53
9.6M
11:30/mi
1:51:24
↑ 68↓ 193
10M
21:46/mi
2:00:06
↓ 24
10.5M
6:00/mi
2:03:06
↓ 73
12M
16:20/mi
2:27:36
↑ 280
Finish· 13.11 mi
11:29/mi
2:40:20
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:09:5911:40 /mi⚡ faster
2nd Half
1:30:2112:43 /mi+29.1%
Positive split — 29.1% 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
23:1311:362.00 mi23:13
11:36
-
4M
46:4911:422.00 mi23:36
11:48
+0:12
6M
1:09:5911:402.00 mi23:10
11:35
-0:13
8M
1:33:0011:372.00 mi23:01
11:30
-0:05
9.6M
1:51:2411:361.60 mi18:24
11:30
0:00
10M
2:00:0612:010.40 mi8:42
21:46
+10:16
10.5M
2:03:0611:430.50 mi3:00
6:00
-15:46
12M
2:27:3612:181.50 mi24:30
16:20
+10:20
Finish(13.11 mi)
2:40:2012:141.11 mi12:44
11:29
-4:51
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

6:00 /mi

Average Pace

12:14 /mi

Slowest Pace

21:46 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:00

2% of race

Time at Steady Pace

2:04:08

77% of race

Time at Slower Pace

33:12

21% of race

Average Pace: 12:14 /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 70%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:42

Segment Time

13:00/mi

Pace

0.90 mi

Distance

Overall

4577

Women

1805

Division

421

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi5521225250944541750402
4M2.00 mi5391+1302166+86501+852322083484
6M2.00 mi5124+2672006+160468+3346071720405
8M2.00 mi4802+3221811+195420+4840711430337
9.6M1.60 mi4988-1861931-120453-3354682306530
10M0.40 mi4926+621901+30445+844481732403
10.5M0.50 mi4934-81906-544553532216504
12M1.50 mi4836+981869+37438+744541750402
Finish(13.11 mi)1.11 mi4755+811831+38431+745191794410

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 68%
~flat
+5ft-3ft

Overall

4454

Females

1750

F30-34

404

2M→4M

2.0 - 4.0 mi

Top 80%
×4story building
+67ft-69ft

Overall

5232

Females

2083

F30-34

487

4M→6M

4.0 - 6.0 mi

Top 70%
×9story building
+123ft-9ft

Overall

4607

Females

1720

F30-34

408

6M→8M

6.0 - 8.0 mi

Top 62%
×12story building
+166ft-53ft

Overall

4071

Females

1430

F30-34

339

8M→9.6M

8.0 - 9.6 mi

Top 83%
×13story building
+68ft-193ft

Overall

5468

Females

2306

F30-34

532

9.6M→10M

9.6 - 10.0 mi

Top 68%
×2story building
+0ft-24ft

Overall

4448

Females

1732

F30-34

405

10M→10.5M

10.0 - 10.5 mi

Top 81%
×6story building
+1ft-73ft

Overall

5353

Females

2216

F30-34

506

10.5M→12M

10.5 - 12.0 mi

Top 68%
×21story building
+280ft-26ft

Overall

4454

Females

1750

F30-34

404

12M→Finish

12.0 - 13.1 mi

Top 69%
×7story building
+14ft-89ft

Overall

4519

Females

1794

F30-34

410

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#5521
2M → 4M
67197*+130
#5521 → #5391
4M → 6M
27294*+267
#5391 → #5124
6M → 8M
28350*+322
#5124 → #4802
8M → 9.6M
24357-186
#4802 → #4988
9.6M → 10M
1880+62
#4988 → #4926
10M → 10.5M
124-8
#4926 → #4934
10.5M → 12M
63161*+98
#4934 → #4836
12M → Finish
1495*+81
#4836 → #4755
TOTALS
4721238*+766
#5521 → #4755

* 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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