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SF MARATHON 2026

Zac Marlin

Bib: 6894•M•Age: 29

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Gender (Male)
#0 / 5052
Division (M25-29)
#0 / 1176
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
22:54
Rank: #6407
Start → 2M
22:54 | 11:27/mi
4M
46:29
Rank: #6368 (+39)
2M → 4M
23:35 | 11:48/mi
6M
1:10:26
Rank: #6335 (+33)
4M → 6M
23:57 | 11:58/mi
8M
1:33:16
Rank: #6303 (+32)
6M → 8M
22:50 | 11:25/mi
9.6M
1:53:27
Rank: #6256 (+47)
8M → 9.6M
20:11 | 12:37/mi
10M
1:56:52
Rank: #6266 (-10)
9.6M → 10M
3:25 | 8:33/mi
10.5M
2:05:05
Rank: #6232 (+34)
10M → 10.5M
8:13 | 16:26/mi
12M
2:21:44
Rank: #6114 (+118)
10.5M → 12M
16:39 | 11:06/mi
14M
2:47:36
Rank: #6084 (+30)
12M → 14M
25:52 | 12:56/mi
16M
3:11:05
Rank: #6109 (-25)
14M → 16M
23:29 | 11:45/mi
18M
3:34:34
Rank: #5890 (+219)
16M → 18M
23:29 | 11:45/mi
20M
4:00:07
Rank: #5863 (+27)
18M → 20M
25:33 | 12:46/mi
22M
4:26:48
Rank: #5917 (-54)
20M → 22M
26:41 | 13:20/mi
24M
4:54:30
Rank: #5882 (+35)
22M → 24M
27:42 | 13:51/mi
Finish· 26.22 mi
5:27:11
Rank: #5954 (-72)
24M → Finish
32:41 | 14:44/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:47:36
Pace11:58 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:39:35
Pace13:04 /mi
📊Negative Split: 4.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:02:1622:5411:2722:54
11:27
-
4M
4.00 mi06:25:5146:2911:3723:35
11:48
+0:21
6M
6.00 mi06:49:481:10:2611:4423:57
11:58
+0:10
8M
8.00 mi07:12:381:33:1611:3922:50
11:25
-0:33
9.6M
9.60 mi07:32:491:53:2711:4920:11
12:37
+1:12
10M
10.00 mi07:36:141:56:5211:413:25
8:33
-4:04
10.5M
10.50 mi07:44:272:05:0511:558:13
16:26
+7:53
12M
12.00 mi08:01:062:21:4411:4916:39
11:06
-5:20
14M
14.00 mi08:26:582:47:3611:5825:52
12:56
+1:50
16M
16.00 mi08:50:273:11:0511:5723:29
11:45
-1:11
18M
18.00 mi09:13:563:34:3411:5523:29
11:45
0:00
20M
20.00 mi09:39:294:00:0712:0025:33
12:46
+1:01
22M
22.00 mi10:06:104:26:4812:0826:41
13:20
+0:34
24M
24.00 mi10:33:524:54:3012:1627:42
13:51
+0:31
Finish
26.22 mi11:06:335:27:1112:2932:41
14:44
+0:53

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

8:33 /mi

Average Pace

12:29 /mi

Slowest Pace

16:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

20:04

6% of race

Time at Steady Pace

3:05:58

57% of race

Time at Slower Pace

2:01:09

37% of race

Average Pace: 12:29 /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 mi06:02:1622:5411:2722:54
11:27
#6407
4M
4.00 mi06:25:5146:2911:3723:35
11:48
#6368
6M
6.00 mi06:49:481:10:2611:4423:57
11:58
#6335
8M
8.00 mi07:12:381:33:1611:3922:50
11:25
#6303
9.6M
9.60 mi07:32:491:53:2711:4920:11
12:37
#6256
10M
10.00 mi07:36:141:56:5211:413:25
8:33
#6266
10.5M
10.50 mi07:44:272:05:0511:558:13
16:26
#6232
12M
12.00 mi08:01:062:21:4411:4916:39
11:06
#6114
14M
14.00 mi08:26:582:47:3611:5825:52
12:56
#6084
16M
16.00 mi08:50:273:11:0511:5723:29
11:45
#6109
18M
18.00 mi09:13:563:34:3411:5523:29
11:45
#5890
20M
20.00 mi09:39:294:00:0712:0025:33
12:46
#5863
22M
22.00 mi10:06:104:26:4812:0826:41
13:20
#5917
24M
24.00 mi10:33:524:54:3012:1627:42
13:51
#5882
Finish
26.22 mi11:06:335:27:1112:2932:41
14:44
#5954
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 84%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:38

Segment Time

12:56/mi

Pace

0.90 mi

Distance

Overall

6044

Men

4381

Division

1061

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi6407464010775278(Top 74%)3925(Top 78%)956(Top 81%)
4M4.00 mi2.00 mi6368+394608+321075+26406(Top 89%)4622(Top 91%)1078(Top 92%)
6M6.00 mi2.00 mi6335+334586+221072+36305(Top 88%)4580(Top 91%)1078(Top 92%)
8M8.00 mi2.00 mi6303+324583+31074-26230(Top 87%)4564(Top 90%)1084(Top 92%)
9.6M9.60 mi1.60 mi6256+474547+3610746070(Top 85%)4412(Top 87%)1057(Top 90%)
10M10.00 mi0.40 mi6266-104548-110746331(Top 88%)4578(Top 91%)1085(Top 92%)
10.5M10.50 mi0.50 mi6232+344524+241065+96047(Top 84%)4371(Top 87%)1043(Top 89%)
12M12.00 mi1.50 mi6114+1184464+601056+95278(Top 74%)3925(Top 78%)956(Top 81%)
14M14.00 mi2.00 mi6084+304437+271054+25911(Top 82%)4319(Top 85%)1029(Top 88%)
16M16.00 mi2.00 mi6109-254444-71060-66028(Top 84%)4357(Top 86%)1042(Top 89%)
18M18.00 mi2.00 mi5890+2194312+1321027+334209(Top 59%)3158(Top 63%)783(Top 67%)
20M20.00 mi2.00 mi5863+274288+241024+35529(Top 77%)3969(Top 79%)953(Top 81%)
22M22.00 mi2.00 mi5917-544304-161028-46243(Top 87%)4421(Top 88%)1037(Top 88%)
24M24.00 mi2.00 mi5882+354279+251022+65486(Top 77%)3899(Top 77%)940(Top 80%)
Finish26.22 mi2.22 mi5954-724306-271030-86364(Top 89%)4498(Top 89%)1072(Top 91%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 74%
×1human
+6ft-11ft

Overall

5278

Males

3925

M25-29

962

2M→4M

2.0 - 4.0 mi

Top 89%
×4stories
+75ft-70ft

Overall

6406

Males

4622

M25-29

1088

4M→6M

4.0 - 6.0 mi

Top 88%
×5stories
+71ft-18ft

Overall

6305

Males

4580

M25-29

1087

6M→8M

6.0 - 8.0 mi

Top 87%
×9stories
+106ft-21ft

Overall

6230

Males

4564

M25-29

1093

8M→9.6M

8.0 - 9.6 mi

Top 85%
×13stories
+117ft-177ft

Overall

6070

Males

4412

M25-29

1064

9.6M→10M

9.6 - 10.0 mi

Top 88%
×1story
+17ft-12ft

Overall

6331

Males

4578

M25-29

1094

10M→10.5M

10.0 - 10.5 mi

Top 84%
×9stories
+0ft-102ft

Overall

6047

Males

4371

M25-29

1051

10.5M→12M

10.5 - 12.0 mi

Top 74%
×18stories
+304ft-125ft

Overall

5278

Males

3925

M25-29

962

12M→14M

12.0 - 14.0 mi

Top 82%
×9stories
+99ft-125ft

Overall

5911

Males

4319

M25-29

1033

14M→16M

14.0 - 16.0 mi

Top 84%
×9stories
+124ft-78ft

Overall

6028

Males

4357

M25-29

1045

16M→18M

16.0 - 18.0 mi

Top 59%
×8stories
+106ft-45ft

Overall

4209

Males

3158

M25-29

786

18M→20M

18.0 - 20.0 mi

Top 77%
×3stories
+52ft-26ft

Overall

5529

Males

3969

M25-29

955

20M→22M

20.0 - 22.0 mi

Top 87%
×21stories
+17ft-266ft

Overall

6243

Males

4421

M25-29

1039

22M→24M

22.0 - 24.0 mi

Top 77%
×3stories
+70ft-85ft

Overall

5486

Males

3899

M25-29

941

24M→Finish

24.0 - 26.2 mi

Top 89%
~flat
+2ft-2ft

Overall

6364

Males

4498

M25-29

1072

Passing Analysis

Category:
Athletes Passed
1209*
Passed By
756
Net Change
+453
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#6407
2M → 4M142*103+39#6407#6368
4M → 6M145*112+33#6368#6335
6M → 8M79*47+32#6335#6303
8M → 9.6M96*49+47#6303#6256
9.6M → 10M818-10#6256#6266
10M → 10.5M6026+34#6266#6232
10.5M → 12M13214+118#6232#6114
12M → 14M67*37+30#6114#6084
14M → 16M74*99-25#6084#6109
16M → 18M220*1+219#6109#5890
18M → 20M66*39+27#5890#5863
20M → 22M30*84-54#5863#5917
22M → 24M63*28+35#5917#5882
24M → Finish27*99-72#5882#5954
TOTALS1209*756+453

* 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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