San Francisco Marathon logo
SF MARATHON 1ST HALF 2026

Jiwon Jung

Bib: 16181•M•Age: 21

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 23%
Gender (Male)
#0 / 3619
Top 32%
M20-29
#0 / 358
Top 41%
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
8:05/mi
16:10
→ flat
4M
8:34/mi
33:17
↑ 67↓ 69
6M
8:53/mi
51:03
↑ 1231.1%
8M
10:00/mi
1:11:04
↑ 166↓ 531.1%
9.6M
7:16/mi
1:22:42
↑ 68↓ 1931.5%
10M
16:11/mi
1:29:10
↓ 241.1%
10.5M
4:22/mi
1:31:21
↓ 732.7%
12M
14:00/mi
1:52:21
↑ 2803.2%
Finish· 13.11 mi
10:37/mi
2:04:08
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time51:03
Pace8:31 /mi
2nd Half
Distance7.11 mi
Time1:13:05
Pace10:17 /mi
📊Positive Split: 43.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:51:2016:108:0516:10
8:05
-
4M
4.00 mi07:08:2733:178:1917:07
8:34
+0:29
6M
6.00 mi07:26:1351:038:3117:46
8:53
+0:19
8M
8.00 mi07:46:141:11:048:5320:01
10:00
+1:07
9.6M
9.60 mi07:57:521:22:428:3711:38
7:16
-2:44
10M
10.00 mi08:04:201:29:108:556:28
16:11
+8:55
10.5M
10.50 mi08:06:311:31:218:422:11
4:22
-11:49
12M
12.00 mi08:27:311:52:219:2221:00
14:00
+9:38
Finish
13.11 mi08:39:182:04:089:2811:47
10:37
-3:23

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

4:22 /mi

Average Pace

9:28 /mi

Slowest Pace

16:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11

2% of race

Time at Steady Pace

1:22:42

67% of race

Time at Slower Pace

39:15

32% of race

Average Pace: 9:28 /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 mi06:51:2016:108:0516:10
8:05
#558
4M
4.00 mi07:08:2733:178:1917:07
8:34
#689
6M
6.00 mi07:26:1351:038:3117:46
8:53
#866
8M
8.00 mi07:46:141:11:048:5320:01
10:00
#1204
9.6M
9.60 mi07:57:521:22:428:3711:38
7:16
#1047
10M
10.00 mi08:04:201:29:108:556:28
16:11
#1052
10.5M
10.50 mi08:06:311:31:218:422:11
4:22
#1060
12M
12.00 mi08:27:311:52:219:2221:00
14:00
#1384
Finish
13.11 mi08:39:182:04:089:2811:47
10:37
#1506
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 20%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:39

Segment Time

9:37/mi

Pace

0.90 mi

Distance

Overall

1300

Men

1011

Division

131

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
2M2.00 mi2.00 mi558468542733(Top 42%)1835(Top 51%)212(Top 59%)
4M4.00 mi2.00 mi689-131570-10267-13914(Top 14%)742(Top 21%)90(Top 25%)
6M6.00 mi2.00 mi866-177706-13682-151285(Top 20%)1017(Top 28%)134(Top 37%)
8M8.00 mi2.00 mi1204-338971-265113-312382(Top 36%)1727(Top 48%)192(Top 54%)
9.6M9.60 mi1.60 mi1047+157843+12898+15871(Top 13%)610(Top 17%)87(Top 24%)
10M10.00 mi0.40 mi1052-5842+1101-31344(Top 20%)1020(Top 28%)130(Top 36%)
10.5M10.50 mi0.50 mi1060-8849-71011478(Top 22%)1142(Top 32%)144(Top 40%)
12M12.00 mi1.50 mi1384-3241076-227130-292733(Top 42%)1835(Top 51%)212(Top 59%)
Finish13.11 mi1.11 mi1506-1221157-81146-163601(Top 55%)2276(Top 63%)252(Top 70%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 42%
~flat
+5ft-3ft

Overall

2733

Males

1835

M20-24

213

2M→4M

2.0 - 4.0 mi

Top 14%
×4story building
+67ft-69ft

Overall

914

Males

742

M20-24

91

4M→6M

4.0 - 6.0 mi

Top 20%
×9story building
+123ft-9ft

Overall

1285

Males

1017

M20-24

135

6M→8M

6.0 - 8.0 mi

Top 36%
×12story building
+166ft-53ft

Overall

2382

Males

1727

M20-24

193

8M→9.6M

8.0 - 9.6 mi

Top 13%
×13story building
+68ft-193ft

Overall

871

Males

610

M20-24

88

9.6M→10M

9.6 - 10.0 mi

Top 20%
×2story building
+0ft-24ft

Overall

1344

Males

1020

M20-24

131

10M→10.5M

10.0 - 10.5 mi

Top 22%
×6story building
+1ft-73ft

Overall

1478

Males

1142

M20-24

144

10.5M→12M

10.5 - 12.0 mi

Top 42%
×21story building
+280ft-26ft

Overall

2733

Males

1835

M20-24

213

12M→Finish

12.0 - 13.1 mi

Top 55%
×7story building
+14ft-89ft

Overall

3601

Males

2276

M20-24

252

Passing Analysis

Category:
Athletes Passed
268*
Passed By
1216
Net Change
-948
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#558
2M → 4M10141-131#558#689
4M → 6M7184-177#689#866
6M → 8M6344-338#866#1204
8M → 9.6M19538+157#1204#1047
9.6M → 10M2227-5#1047#1052
10M → 10.5M311-8#1052#1060
10.5M → 12M4328-324#1060#1384
12M → Finish21*143-122#1384#1506
TOTALS268*1216-948

* 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