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SF MARATHON 2026

Jason Lo

Bib: 5265•M•Age: 31

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 38%
Gender (Male)
#0 / 5052
Top 44%
Division (M30-34)
#0 / 1040
Top 44%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
20:44
Rank: #4843
Start → 2M
20:44 | 10:22/mi
4M
40:23
Rank: #4229 (+614)
2M → 4M
19:39 | 9:50/mi
6M
1:00:17
Rank: #4000 (+229)
4M → 6M
19:54 | 9:57/mi
8M
1:19:43
Rank: #3901 (+99)
6M → 8M
19:26 | 9:43/mi
9.6M
1:38:50
Rank: #4234 (-333)
8M → 9.6M
19:07 | 11:57/mi
10M
1:41:24
Rank: #4175 (+59)
9.6M → 10M
2:34 | 6:25/mi
10.5M
1:47:54
Rank: #4084 (+91)
10M → 10.5M
6:30 | 13:00/mi
12M
2:00:57
Rank: #3798 (+286)
10.5M → 12M
13:03 | 8:42/mi
14M
2:21:09
Rank: #3631 (+167)
12M → 14M
20:12 | 10:06/mi
16M
2:39:35
Rank: #3619 (+12)
14M → 16M
18:26 | 9:13/mi
18M
2:58:01
Rank: #3299 (+320)
16M → 18M
18:26 | 9:13/mi
20M
3:16:58
Rank: #3105 (+194)
18M → 20M
18:57 | 9:28/mi
22M
3:35:19
Rank: #2963 (+142)
20M → 22M
18:21 | 9:10/mi
24M
3:55:04
Rank: #2771 (+192)
22M → 24M
19:45 | 9:53/mi
Finish· 26.22 mi
4:18:21
Rank: #2736 (+35)
24M → Finish
23:17 | 10:30/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:21:09
Pace10:05 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:57:12
Pace9:36 /mi
📊Negative Split: 17.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:54:4320:4410:2220:44
10:22
-
4M
4.00 mi06:14:2240:2310:0619:39
9:50
-0:32
6M
6.00 mi06:34:161:00:1710:0319:54
9:57
+0:07
8M
8.00 mi06:53:421:19:439:5819:26
9:43
-0:14
9.6M
9.60 mi07:12:491:38:5010:1819:07
11:57
+2:14
10M
10.00 mi07:15:231:41:2410:082:34
6:25
-5:32
10.5M
10.50 mi07:21:531:47:5410:176:30
13:00
+6:35
12M
12.00 mi07:34:562:00:5710:0513:03
8:42
-4:18
14M
14.00 mi07:55:082:21:0910:0520:12
10:06
+1:24
16M
16.00 mi08:13:342:39:359:5818:26
9:13
-0:53
18M
18.00 mi08:32:002:58:019:5318:26
9:13
0:00
20M
20.00 mi08:50:573:16:589:5118:57
9:28
+0:15
22M
22.00 mi09:09:183:35:199:4718:21
9:10
-0:18
24M
24.00 mi09:29:033:55:049:4819:45
9:53
+0:43
Finish
26.22 mi09:52:204:18:219:5223:17
10:30
+0:37

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

6:25 /mi

Average Pace

9:52 /mi

Slowest Pace

13:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

15:37

6% of race

Time at Steady Pace

3:37:07

84% of race

Time at Slower Pace

25:37

10% of race

Average Pace: 9:51 /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...
0mi6.6mi13.1mi19.7mi26.2mi
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 mi05:54:4320:4410:2220:44
10:22
#4843
4M
4.00 mi06:14:2240:2310:0619:39
9:50
#4229
6M
6.00 mi06:34:161:00:1710:0319:54
9:57
#4000
8M
8.00 mi06:53:421:19:439:5819:26
9:43
#3901
9.6M
9.60 mi07:12:491:38:5010:1819:07
11:57
#4234
10M
10.00 mi07:15:231:41:2410:082:34
6:25
#4175
10.5M
10.50 mi07:21:531:47:5410:176:30
13:00
#4084
12M
12.00 mi07:34:562:00:5710:0513:03
8:42
#3798
14M
14.00 mi07:55:082:21:0910:0520:12
10:06
#3631
16M
16.00 mi08:13:342:39:359:5818:26
9:13
#3619
18M
18.00 mi08:32:002:58:019:5318:26
9:13
#3299
20M
20.00 mi08:50:573:16:589:5118:57
9:28
#3105
22M
22.00 mi09:09:183:35:199:4718:21
9:10
#2963
24M
24.00 mi09:29:033:55:049:4819:45
9:53
#2771
Finish
26.22 mi09:52:204:18:219:5223:17
10:30
#2736
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 43%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:04

Segment Time

10:05/mi

Pace

0.90 mi

Distance

Overall

3074

Men

2499

Division

525

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi484336867522397(Top 33%)2000(Top 40%)417(Top 40%)
4M4.00 mi2.00 mi4229+6143327+359688+643691(Top 52%)2957(Top 59%)610(Top 59%)
6M6.00 mi2.00 mi4000+2293177+150662+263756(Top 52%)3004(Top 59%)620(Top 60%)
8M8.00 mi2.00 mi3901+993107+70641+213688(Top 51%)2961(Top 59%)620(Top 60%)
9.6M9.60 mi1.60 mi4234-3333298-191686-455514(Top 77%)4085(Top 81%)854(Top 82%)
10M10.00 mi0.40 mi4175+593265+33679+72705(Top 38%)2233(Top 44%)483(Top 46%)
10.5M10.50 mi0.50 mi4084+913208+57662+173314(Top 46%)2652(Top 52%)553(Top 53%)
12M12.00 mi1.50 mi3798+2863027+181630+322397(Top 33%)2000(Top 40%)417(Top 40%)
14M14.00 mi2.00 mi3631+1672906+121606+242816(Top 39%)2313(Top 46%)482(Top 46%)
16M16.00 mi2.00 mi3619+122892+14607-13752(Top 52%)2883(Top 57%)591(Top 57%)
18M18.00 mi2.00 mi3299+3202655+237556+511418(Top 20%)1198(Top 24%)261(Top 25%)
20M20.00 mi2.00 mi3105+1942501+154525+312032(Top 28%)1657(Top 33%)341(Top 33%)
22M22.00 mi2.00 mi2963+1422391+110492+332204(Top 31%)1745(Top 35%)357(Top 34%)
24M24.00 mi2.00 mi2771+1922234+157467+251631(Top 23%)1295(Top 26%)269(Top 26%)
Finish26.22 mi2.22 mi2736+352198+36458+92860(Top 40%)2130(Top 42%)423(Top 41%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 33%
×1human
+6ft-11ft

Overall

2397

Males

2000

M30-34

420

2M→4M

2.0 - 4.0 mi

Top 52%
×4stories
+75ft-70ft

Overall

3691

Males

2957

M30-34

614

4M→6M

4.0 - 6.0 mi

Top 52%
×5stories
+71ft-18ft

Overall

3756

Males

3004

M30-34

624

6M→8M

6.0 - 8.0 mi

Top 51%
×9stories
+106ft-21ft

Overall

3688

Males

2961

M30-34

624

8M→9.6M

8.0 - 9.6 mi

Top 77%
×13stories
+117ft-177ft

Overall

5514

Males

4085

M30-34

857

9.6M→10M

9.6 - 10.0 mi

Top 38%
×1story
+17ft-12ft

Overall

2705

Males

2233

M30-34

485

10M→10.5M

10.0 - 10.5 mi

Top 46%
×9stories
+0ft-102ft

Overall

3314

Males

2652

M30-34

556

10.5M→12M

10.5 - 12.0 mi

Top 33%
×18stories
+304ft-125ft

Overall

2397

Males

2000

M30-34

420

12M→14M

12.0 - 14.0 mi

Top 39%
×9stories
+99ft-125ft

Overall

2816

Males

2313

M30-34

485

14M→16M

14.0 - 16.0 mi

Top 52%
×9stories
+124ft-78ft

Overall

3752

Males

2883

M30-34

592

16M→18M

16.0 - 18.0 mi

Top 20%
×8stories
+106ft-45ft

Overall

1418

Males

1198

M30-34

262

18M→20M

18.0 - 20.0 mi

Top 28%
×3stories
+52ft-26ft

Overall

2032

Males

1657

M30-34

342

20M→22M

20.0 - 22.0 mi

Top 31%
×21stories
+17ft-266ft

Overall

2204

Males

1745

M30-34

357

22M→24M

22.0 - 24.0 mi

Top 23%
×3stories
+70ft-85ft

Overall

1631

Males

1295

M30-34

269

24M→Finish

24.0 - 26.2 mi

Top 40%
~flat
+2ft-2ft

Overall

2860

Males

2130

M30-34

423

Passing Analysis

Category:
Athletes Passed
2717*
Passed By
610
Net Change
+2107
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4843
2M → 4M628*14+614#4843#4229
4M → 6M24819+229#4229#4000
6M → 8M125*26+99#4000#3901
8M → 9.6M36*369-333#3901#4234
9.6M → 10M590+59#4234#4175
10M → 10.5M987+91#4175#4084
10.5M → 12M2904+286#4084#3798
12M → 14M169*2+167#3798#3631
14M → 16M114*102+12#3631#3619
16M → 18M3233+320#3619#3299
18M → 20M199*5+194#3299#3105
20M → 22M151*9+142#3105#2963
22M → 24M196*4+192#2963#2771
24M → Finish81*46+35#2771#2736
TOTALS2717*610+2107

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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