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SF MARATHON 2026

John Geffert

Bib: 3674•M•Age: 25

Mill Valley, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 26%
Gender (Male)
#0 / 5052
Top 30%
Division (M25-29)
#0 / 1176
Top 33%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
18:53
Rank: #3185
Start → 2M
18:53 | 9:26/mi
4M
38:11
Rank: #3277 (-92)
2M → 4M
19:18 | 9:39/mi
6M
57:26
Rank: #3236 (+41)
4M → 6M
19:15 | 9:37/mi
8M
1:16:29
Rank: #3246 (-10)
6M → 8M
19:03 | 9:31/mi
9.6M
1:33:52
Rank: #3437 (-191)
8M → 9.6M
17:23 | 10:52/mi
10M
1:36:25
Rank: #3414 (+23)
9.6M → 10M
2:33 | 6:23/mi
10.5M
1:42:27
Rank: #3307 (+107)
10M → 10.5M
6:02 | 12:04/mi
12M
1:55:12
Rank: #3118 (+189)
10.5M → 12M
12:45 | 8:30/mi
14M
2:14:50
Rank: #2999 (+119)
12M → 14M
19:38 | 9:49/mi
16M
2:28:51
Rank: #2665 (+334)
14M → 16M
14:01 | 7:00/mi
18M
2:49:01
Rank: #2601 (+64)
16M → 18M
20:10 | 10:05/mi
20M
3:06:50
Rank: #2415 (+186)
18M → 20M
17:49 | 8:54/mi
22M
3:23:25
Rank: #2230 (+185)
20M → 22M
16:35 | 8:17/mi
24M
3:42:15
Rank: #2082 (+148)
22M → 24M
18:50 | 9:25/mi
Finish· 26.22 mi
3:59:42
Rank: #1831 (+251)
24M → Finish
17:27 | 7:52/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:14:50
Pace9:38 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:44:52
Pace8:35 /mi
📊Negative Split: 22.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:44:3318:539:2618:53
9:26
-
4M
4.00 mi06:03:5138:119:3319:18
9:39
+0:13
6M
6.00 mi06:23:0657:269:3419:15
9:37
-0:02
8M
8.00 mi06:42:091:16:299:3419:03
9:31
-0:06
9.6M
9.60 mi06:59:321:33:529:4717:23
10:52
+1:21
10M
10.00 mi07:02:051:36:259:392:33
6:23
-4:29
10.5M
10.50 mi07:08:071:42:279:456:02
12:04
+5:41
12M
12.00 mi07:20:521:55:129:3612:45
8:30
-3:34
14M
14.00 mi07:40:302:14:509:3819:38
9:49
+1:19
16M
16.00 mi07:54:312:28:519:1814:01
7:00
-2:49
18M
18.00 mi08:14:412:49:019:2320:10
10:05
+3:05
20M
20.00 mi08:32:303:06:509:2017:49
8:54
-1:11
22M
22.00 mi08:49:053:23:259:1516:35
8:17
-0:37
24M
24.00 mi09:07:553:42:159:1618:50
9:25
+1:08
Finish
26.22 mi09:25:223:59:429:0917:27
7:52
-1:33

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

6:23 /mi

Average Pace

9:09 /mi

Slowest Pace

12:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:03:21

26% of race

Time at Steady Pace

2:32:56

64% of race

Time at Slower Pace

23:25

10% of race

Average Pace: 9:09 /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 mi05:44:3318:539:2618:53
9:26
#3185
4M
4.00 mi06:03:5138:119:3319:18
9:39
#3277
6M
6.00 mi06:23:0657:269:3419:15
9:37
#3236
8M
8.00 mi06:42:091:16:299:3419:03
9:31
#3246
9.6M
9.60 mi06:59:321:33:529:4717:23
10:52
#3437
10M
10.00 mi07:02:051:36:259:392:33
6:23
#3414
10.5M
10.50 mi07:08:071:42:279:456:02
12:04
#3307
12M
12.00 mi07:20:521:55:129:3612:45
8:30
#3118
14M
14.00 mi07:40:302:14:509:3819:38
9:49
#2999
16M
16.00 mi07:54:312:28:519:1814:01
7:00
#2665
18M
18.00 mi08:14:412:49:019:2320:10
10:05
#2601
20M
20.00 mi08:32:303:06:509:2017:49
8:54
#2415
22M
22.00 mi08:49:053:23:259:1516:35
8:17
#2230
24M
24.00 mi09:07:553:42:159:1618:50
9:25
#2082
Finish
26.22 mi09:25:223:59:429:0917:27
7:52
#1831
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 33%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:35

Segment Time

9:32/mi

Pace

0.90 mi

Distance

Overall

2339

Men

1970

Division

499

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi318525976332088(Top 29%)1750(Top 35%)447(Top 38%)
4M4.00 mi2.00 mi3277-922665-68661-283393(Top 47%)2748(Top 54%)684(Top 58%)
6M6.00 mi2.00 mi3236+412631+34648+133267(Top 46%)2668(Top 53%)658(Top 56%)
8M8.00 mi2.00 mi3246-102651-20655-73392(Top 47%)2744(Top 54%)673(Top 57%)
9.6M9.60 mi1.60 mi3437-1912777-126692-374238(Top 59%)3282(Top 65%)805(Top 68%)
10M10.00 mi0.40 mi3414+232760+17687+52571(Top 36%)2138(Top 42%)527(Top 45%)
10.5M10.50 mi0.50 mi3307+1072680+80660+272346(Top 33%)1965(Top 39%)490(Top 42%)
12M12.00 mi1.50 mi3118+1892555+125628+322088(Top 29%)1750(Top 35%)447(Top 38%)
14M14.00 mi2.00 mi2999+1192470+85606+222447(Top 34%)2034(Top 40%)509(Top 43%)
16M16.00 mi2.00 mi2665+3342203+267549+57944(Top 13%)817(Top 16%)210(Top 18%)
18M18.00 mi2.00 mi2601+642150+53530+192364(Top 33%)1912(Top 38%)483(Top 41%)
20M20.00 mi2.00 mi2415+1861997+153495+351306(Top 18%)1096(Top 22%)290(Top 25%)
22M22.00 mi2.00 mi2230+1851850+147462+331181(Top 16%)983(Top 19%)257(Top 22%)
24M24.00 mi2.00 mi2082+1481725+125433+291147(Top 16%)926(Top 18%)245(Top 21%)
Finish26.22 mi2.22 mi1831+2511517+208390+43306(Top 4%)272(Top 5%)89(Top 8%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 29%
×1human
+6ft-11ft

Overall

2088

Males

1750

M25-29

449

2M→4M

2.0 - 4.0 mi

Top 47%
×4stories
+75ft-70ft

Overall

3393

Males

2748

M25-29

687

4M→6M

4.0 - 6.0 mi

Top 46%
×5stories
+71ft-18ft

Overall

3267

Males

2668

M25-29

661

6M→8M

6.0 - 8.0 mi

Top 47%
×9stories
+106ft-21ft

Overall

3392

Males

2744

M25-29

676

8M→9.6M

8.0 - 9.6 mi

Top 59%
×13stories
+117ft-177ft

Overall

4238

Males

3282

M25-29

809

9.6M→10M

9.6 - 10.0 mi

Top 36%
×1story
+17ft-12ft

Overall

2571

Males

2138

M25-29

530

10M→10.5M

10.0 - 10.5 mi

Top 33%
×9stories
+0ft-102ft

Overall

2346

Males

1965

M25-29

494

10.5M→12M

10.5 - 12.0 mi

Top 29%
×18stories
+304ft-125ft

Overall

2088

Males

1750

M25-29

449

12M→14M

12.0 - 14.0 mi

Top 34%
×9stories
+99ft-125ft

Overall

2447

Males

2034

M25-29

512

14M→16M

14.0 - 16.0 mi

Top 13%
×9stories
+124ft-78ft

Overall

944

Males

817

M25-29

210

16M→18M

16.0 - 18.0 mi

Top 33%
×8stories
+106ft-45ft

Overall

2364

Males

1912

M25-29

485

18M→20M

18.0 - 20.0 mi

Top 18%
×3stories
+52ft-26ft

Overall

1306

Males

1096

M25-29

290

20M→22M

20.0 - 22.0 mi

Top 16%
×21stories
+17ft-266ft

Overall

1181

Males

983

M25-29

257

22M→24M

22.0 - 24.0 mi

Top 16%
×3stories
+70ft-85ft

Overall

1147

Males

926

M25-29

245

24M→Finish

24.0 - 26.2 mi

Top 4%
~flat
+2ft-2ft

Overall

306

Males

272

M25-29

89

Passing Analysis

Category:
Athletes Passed
1969*
Passed By
615
Net Change
+1354
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3185
2M → 4M89*181-92#3185#3277
4M → 6M10362+41#3277#3236
6M → 8M60*70-10#3236#3246
8M → 9.6M33*224-191#3246#3437
9.6M → 10M274+23#3437#3414
10M → 10.5M1081+107#3414#3307
10.5M → 12M1890+189#3307#3118
12M → 14M125*6+119#3118#2999
14M → 16M335*1+334#2999#2665
16M → 18M12662+64#2665#2601
18M → 20M186*0+186#2601#2415
20M → 22M186*1+185#2415#2230
22M → 24M151*3+148#2230#2082
24M → Finish251*0+251#2082#1831
TOTALS1969*615+1354

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

📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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