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SF MARATHON 1ST HALF 2026

Alan Ng

Bib: 16313•M•Age: 31

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 7%
Gender (Male)
#0 / 3619
Top 11%
Division (M30-34)
#0 / 772
Top 11%
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
8:48/mi
17:37
→ flat
4M
8:42/mi
35:00
↑ 67↓ 69
6M
8:37/mi
52:15
↑ 1231.1%
8M
7:31/mi
1:07:17
↑ 166↓ 531.1%
9.6M
7:31/mi
1:19:19
↑ 68↓ 1931.5%
10M
13:51/mi
1:24:51
↓ 241.1%
10.5M
3:28/mi
1:26:35
↓ 732.7%
12M
10:10/mi
1:41:50
↑ 2803.2%
Finish· 13.11 mi
6:43/mi
1:49:17
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time52:15
Pace8:43 /mi
2nd Half
Distance7.11 mi
Time57:02
Pace8:01 /mi
📊Positive Split: 9.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:52:5817:378:4817:37
8:48
-
4M
4.00 mi07:10:2135:008:4517:23
8:42
-0:06
6M
6.00 mi07:27:3652:158:4317:15
8:37
-0:05
8M
8.00 mi07:42:381:07:178:2515:02
7:31
-1:06
9.6M
9.60 mi07:54:401:19:198:1612:02
7:31
0:00
10M
10.00 mi08:00:121:24:518:295:32
13:51
+6:20
10.5M
10.50 mi08:01:561:26:358:151:44
3:28
-10:23
12M
12.00 mi08:17:111:41:508:2915:15
10:10
+6:42
Finish
13.11 mi08:24:381:49:178:207:27
6:43
-3:27

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

3:28 /mi

Average Pace

8:20 /mi

Slowest Pace

13:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

9:11

8% of race

Time at Steady Pace

1:19:19

73% of race

Time at Slower Pace

20:47

19% of race

Average Pace: 8:20 /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 mi06:52:5817:378:4817:37
8:48
#1263
4M
4.00 mi07:10:2135:008:4517:23
8:42
#1125
6M
6.00 mi07:27:3652:158:4317:15
8:37
#1039
8M
8.00 mi07:42:381:07:178:2515:02
7:31
#702
9.6M
9.60 mi07:54:401:19:198:1612:02
7:31
#716
10M
10.00 mi08:00:121:24:518:295:32
13:51
#671
10.5M
10.50 mi08:01:561:26:358:151:44
3:28
#652
12M
12.00 mi08:17:111:41:508:2915:15
10:10
#550
Finish
13.11 mi08:24:381:49:178:207:27
6:43
#461
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 3%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

7:16

Segment Time

8:05/mi

Pace

0.90 mi

Distance

Overall

215

Men

193

Division

40

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi1263985208282(Top 4%)231(Top 6%)44(Top 6%)
4M4.00 mi2.00 mi1125+138891+94187+211028(Top 16%)830(Top 23%)179(Top 23%)
6M6.00 mi2.00 mi1039+86835+56176+11954(Top 15%)768(Top 21%)168(Top 22%)
8M8.00 mi2.00 mi702+337590+245124+52240(Top 4%)213(Top 6%)37(Top 5%)
9.6M9.60 mi1.60 mi716-14590132-81071(Top 16%)731(Top 20%)165(Top 21%)
10M10.00 mi0.40 mi671+45555+35123+9347(Top 5%)280(Top 8%)56(Top 7%)
10.5M10.50 mi0.50 mi652+19540+15118+5109(Top 2%)105(Top 3%)24(Top 3%)
12M12.00 mi1.50 mi550+102457+83101+17282(Top 4%)231(Top 6%)44(Top 6%)
Finish13.11 mi1.11 mi461+89386+7187+1470(Top 1%)69(Top 2%)15(Top 2%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 4%
~flat
+5ft-3ft

Overall

282

Males

231

M30-34

45

2M→4M

2.0 - 4.0 mi

Top 16%
×4story building
+67ft-69ft

Overall

1028

Males

830

M30-34

180

4M→6M

4.0 - 6.0 mi

Top 15%
×9story building
+123ft-9ft

Overall

954

Males

768

M30-34

169

6M→8M

6.0 - 8.0 mi

Top 4%
×12story building
+166ft-53ft

Overall

240

Males

213

M30-34

38

8M→9.6M

8.0 - 9.6 mi

Top 16%
×13story building
+68ft-193ft

Overall

1071

Males

731

M30-34

166

9.6M→10M

9.6 - 10.0 mi

Top 5%
×2story building
+0ft-24ft

Overall

347

Males

280

M30-34

57

10M→10.5M

10.0 - 10.5 mi

Top 2%
×6story building
+1ft-73ft

Overall

109

Males

105

M30-34

25

10.5M→12M

10.5 - 12.0 mi

Top 4%
×21story building
+280ft-26ft

Overall

282

Males

231

M30-34

45

12M→Finish

12.0 - 13.1 mi

Top 1%
×7story building
+14ft-89ft

Overall

70

Males

69

M30-34

15

Passing Analysis

Category:
Athletes Passed
938*
Passed By
136
Net Change
+802
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1263
2M → 4M17234+138#1263#1125
4M → 6M10620+86#1125#1039
6M → 8M3370+337#1039#702
8M → 9.6M5670-14#702#716
9.6M → 10M450+45#716#671
10M → 10.5M190+19#671#652
10.5M → 12M11412+102#652#550
12M → Finish89*0+89#550#461
TOTALS938*136+802

* 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