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SF MARATHON 1ST HALF 2026

Melanie Chernin

SF, CA

Bib: 13064 F 23

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 9%
Gender (Female)
#0 / 2930
Top 3%
F20-29
#0 / 353
Top 4%
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
8:11/mi
16:22
→ flat
12 ft elev
4M
8:12/mi
32:46
↑ 67↓ 69
10 ft elev
6M
8:08/mi
49:02
↑ 1231.1%
126 ft elev
8M
9:21/mi
1:07:45
↑ 166↓ 531.1%
246 ft elev
9.6M
7:08/mi
1:19:10
↑ 68↓ 1931.5%
126 ft elev
10M
15:04/mi
1:25:11
↓ 241.1%
90 ft elev
10.5M
4:06/mi
1:27:14
↓ 732.7%
18 ft elev
12M
10:44/mi
1:43:20
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
7:54/mi
1:52:06
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time49:02
Pace8:10 /mi
2nd Half
Distance7.11 mi
Time1:03:04
Pace8:52 /mi
📊Positive Split: 28.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:47:1116:228:1116:22
8:11
-
4M
4.00 mi07:03:3532:468:1216:24
8:12
+0:01
6M
6.00 mi07:19:5149:028:1016:16
8:08
-0:04
8M
8.00 mi07:38:341:07:458:2818:43
9:21
+1:13
9.6M
9.60 mi07:49:591:19:108:1511:25
7:08
-2:13
10M
10.00 mi07:56:001:25:118:316:01
15:04
+7:56
10.5M
10.50 mi07:58:031:27:148:182:03
4:06
-10:58
12M
12.00 mi08:14:091:43:208:3716:06
10:44
+6:38
Finish
13.11 mi08:22:551:52:068:338:46
7:54
-2:50

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

4:06 /mi

Average Pace

8:33 /mi

Slowest Pace

15:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03

2% of race

Time at Steady Pace

1:27:56

78% of race

Time at Slower Pace

22:07

20% of race

Average Pace: 8:33 /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 mi06:47:1116:228:1116:22
8:11
#636
4M
4.00 mi07:03:3532:468:1216:24
8:12
#601
6M
6.00 mi07:19:5149:028:1016:16
8:08
#577
8M
8.00 mi07:38:341:07:458:2818:43
9:21
#759
9.6M
9.60 mi07:49:591:19:108:1511:25
7:08
#702
10M
10.00 mi07:56:001:25:118:316:01
15:04
#694
10.5M
10.50 mi07:58:031:27:148:182:03
4:06
#693
12M
12.00 mi08:14:091:43:208:3716:06
10:44
#631
Finish
13.11 mi08:22:551:52:068:338:46
7:54
#600
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 11%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:04

Segment Time

8:58/mi

Pace

0.90 mi

Distance

Overall

693

Women

129

Division

20

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi2.00 mi63610314489(Top 7%)92(Top 3%)15(Top 4%)
4M4.00 mi2.00 mi601+3592+1114591(Top 9%)96(Top 3%)14(Top 4%)
6M6.00 mi2.00 mi577+2489+313+1578(Top 9%)95(Top 3%)14(Top 4%)
8M8.00 mi2.00 mi759-182130-4119-61638(Top 25%)382(Top 13%)53(Top 15%)
9.6M9.60 mi1.60 mi702+57123+716+3763(Top 12%)210(Top 7%)39(Top 11%)
10M10.00 mi0.40 mi694+812316734(Top 11%)155(Top 5%)26(Top 7%)
10.5M10.50 mi0.50 mi693+112316796(Top 12%)151(Top 5%)20(Top 6%)
12M12.00 mi1.50 mi631+62112+1116489(Top 7%)92(Top 3%)15(Top 4%)
Finish13.11 mi1.11 mi600+3199+1315+1524(Top 8%)85(Top 3%)12(Top 3%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 7%
~flat
+5ft-3ft

Overall

489

Females

92

F20-24

15

2M→4M

2.0 - 4.0 mi

Top 9%
×4story building
+67ft-69ft

Overall

591

Females

96

F20-24

14

4M→6M

4.0 - 6.0 mi

Top 9%
×9story building
+123ft-9ft

Overall

578

Females

95

F20-24

14

6M→8M

6.0 - 8.0 mi

Top 25%
×12story building
+166ft-53ft

Overall

1638

Females

382

F20-24

53

8M→9.6M

8.0 - 9.6 mi

Top 12%
×13story building
+68ft-193ft

Overall

763

Females

210

F20-24

39

9.6M→10M

9.6 - 10.0 mi

Top 11%
×2story building
+0ft-24ft

Overall

734

Females

155

F20-24

26

10M→10.5M

10.0 - 10.5 mi

Top 12%
×6story building
+1ft-73ft

Overall

796

Females

151

F20-24

20

10.5M→12M

10.5 - 12.0 mi

Top 7%
×21story building
+280ft-26ft

Overall

489

Females

92

F20-24

15

12M→Finish

12.0 - 13.1 mi

Top 8%
×7story building
+14ft-89ft

Overall

524

Females

85

F20-24

12

Passing Analysis

Category:
Athletes Passed
349*
Passed By
313
Net Change
+36
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#636
2M → 4M6429+35#636#601
4M → 6M4016+24#601#577
6M → 8M10192-182#577#759
8M → 9.6M10447+57#759#702
9.6M → 10M179+8#702#694
10M → 10.5M32+1#694#693
10.5M → 12M7614+62#693#631
12M → Finish35*4+31#631#600
TOTALS349*313+36

* 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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Questions or issues regarding timing data?

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events