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SF MARATHON 1ST HALF 2026

Soumik Biswas

Bib: 16497•M•Age: 30

Palo Alto, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Division (M30-34)
#0 / 772
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
11:11/mi
22:22
→ flat
4M
11:09/mi
44:39
↑ 67↓ 69
6M
11:06/mi
1:06:52
↑ 1231.1%
8M
10:28/mi
1:27:49
↑ 166↓ 531.1%
9.6M
10:28/mi
1:44:34
↑ 68↓ 1931.5%
10M
19:54/mi
1:52:31
↓ 241.1%
10.5M
4:40/mi
1:54:51
↓ 732.7%
12M
13:57/mi
2:15:46
↑ 2803.2%
Finish· 13.11 mi
9:56/mi
2:26:47
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:06:52
Pace11:09 /mi
2nd Half
Distance7.11 mi
Time1:19:55
Pace11:14 /mi
📊Positive Split: 19.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:08:4022:2211:1122:22
11:11
-
4M
4.00 mi07:30:5744:3911:1022:17
11:09
-0:02
6M
6.00 mi07:53:101:06:5211:0922:13
11:06
-0:03
8M
8.00 mi08:14:071:27:4910:5920:57
10:28
-0:38
9.6M
9.60 mi08:30:521:44:3410:5416:45
10:28
0:00
10M
10.00 mi08:38:491:52:3111:157:57
19:54
+9:26
10.5M
10.50 mi08:41:091:54:5110:562:20
4:40
-15:14
12M
12.00 mi09:02:042:15:4611:1920:55
13:57
+9:17
Finish
13.11 mi09:13:052:26:4711:1211:01
9:56
-4:01

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

11:12 /mi

Slowest Pace

19:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20

2% of race

Time at Steady Pace

1:55:35

79% of race

Time at Slower Pace

28:52

20% of race

Average Pace: 11:12 /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 mi07:08:4022:2211:1122:22
11:11
#4999
4M
4.00 mi07:30:5744:3911:1022:17
11:09
#4670
6M
6.00 mi07:53:101:06:5211:0922:13
11:06
#4417
8M
8.00 mi08:14:071:27:4910:5920:57
10:28
#3922
9.6M
9.60 mi08:30:521:44:3410:5416:45
10:28
#4000
10M
10.00 mi08:38:491:52:3111:157:57
19:54
#3923
10.5M
10.50 mi08:41:091:54:5110:562:20
4:40
#3882
12M
12.00 mi09:02:042:15:4611:1920:55
13:57
#3650
Finish
13.11 mi09:13:052:26:4711:1211:01
9:56
#3557
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 47%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:17

Segment Time

11:26/mi

Pace

0.90 mi

Distance

Overall

3122

Men

2070

Division

453

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi499930276352703(Top 41%)1818(Top 50%)393(Top 51%)
4M4.00 mi2.00 mi4670+3292902+125609+264410(Top 67%)2769(Top 77%)581(Top 75%)
6M6.00 mi2.00 mi4417+2532779+123591+184023(Top 61%)2580(Top 71%)547(Top 71%)
8M8.00 mi2.00 mi3922+4952555+224535+562949(Top 45%)2050(Top 57%)443(Top 57%)
9.6M9.60 mi1.60 mi4000-782574-19542-74539(Top 69%)2690(Top 74%)580(Top 75%)
10M10.00 mi0.40 mi3923+772525+49532+103424(Top 52%)2212(Top 61%)485(Top 63%)
10.5M10.50 mi0.50 mi3882+412505+20530+22308(Top 35%)1622(Top 45%)353(Top 46%)
12M12.00 mi1.50 mi3650+2322385+120506+242703(Top 41%)1818(Top 50%)393(Top 51%)
Finish13.11 mi1.11 mi3557+932329+56496+102780(Top 42%)1859(Top 51%)419(Top 54%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 41%
~flat
+5ft-3ft

Overall

2703

Males

1818

M30-34

394

2M→4M

2.0 - 4.0 mi

Top 67%
×4story building
+67ft-69ft

Overall

4410

Males

2769

M30-34

584

4M→6M

4.0 - 6.0 mi

Top 61%
×9story building
+123ft-9ft

Overall

4023

Males

2580

M30-34

549

6M→8M

6.0 - 8.0 mi

Top 45%
×12story building
+166ft-53ft

Overall

2949

Males

2050

M30-34

445

8M→9.6M

8.0 - 9.6 mi

Top 69%
×13story building
+68ft-193ft

Overall

4539

Males

2690

M30-34

582

9.6M→10M

9.6 - 10.0 mi

Top 52%
×2story building
+0ft-24ft

Overall

3424

Males

2212

M30-34

486

10M→10.5M

10.0 - 10.5 mi

Top 35%
×6story building
+1ft-73ft

Overall

2308

Males

1622

M30-34

355

10.5M→12M

10.5 - 12.0 mi

Top 41%
×21story building
+280ft-26ft

Overall

2703

Males

1818

M30-34

394

12M→Finish

12.0 - 13.1 mi

Top 42%
×7story building
+14ft-89ft

Overall

2780

Males

1859

M30-34

419

Passing Analysis

Category:
Athletes Passed
1741*
Passed By
299
Net Change
+1442
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4999
2M → 4M38657+329#4999#4670
4M → 6M289*36+253#4670#4417
6M → 8M502*7+495#4417#3922
8M → 9.6M84162-78#3922#4000
9.6M → 10M9013+77#4000#3923
10M → 10.5M410+41#3923#3882
10.5M → 12M248*16+232#3882#3650
12M → Finish101*8+93#3650#3557
TOTALS1741*299+1442

* 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

Race Place Events