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SF MARATHON 2026

Dennis Rivers

Bib: 1453•M•Age: 39

Elk Grove, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 3%
Gender (Male)
#0 / 5052
Top 4%
Division (M35-39)
#0 / 717
Top 3%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
14:16
Rank: #247
Start → 2M
14:16 | 7:08/mi
4M
28:27
Rank: #232 (+15)
2M → 4M
14:11 | 7:06/mi
6M
42:23
Rank: #217 (+15)
4M → 6M
13:56 | 6:58/mi
8M
56:08
Rank: #203 (+14)
6M → 8M
13:45 | 6:52/mi
9.6M
1:07:24
Rank: #173 (+30)
8M → 9.6M
11:16 | 7:02/mi
10M
1:09:40
Rank: #190 (-17)
9.6M → 10M
2:16 | 5:40/mi
10.5M
1:14:18
Rank: #195 (-5)
10M → 10.5M
4:38 | 9:16/mi
12M
1:24:21
Rank: #193 (+2)
10.5M → 12M
10:03 | 6:42/mi
14M
1:39:31
Rank: #194 (-1)
12M → 14M
15:10 | 7:35/mi
16M
1:53:52
Rank: #215 (-21)
14M → 16M
14:21 | 7:10/mi
18M
2:08:12
Rank: #190 (+25)
16M → 18M
14:20 | 7:10/mi
20M
2:23:07
Rank: #179 (+11)
18M → 20M
14:55 | 7:27/mi
22M
2:37:39
Rank: #183 (-4)
20M → 22M
14:32 | 7:16/mi
24M
2:53:45
Rank: #182 (+1)
22M → 24M
16:06 | 8:03/mi
Finish· 26.22 mi
3:12:40
Rank: #197 (-15)
24M → Finish
18:55 | 8:32/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time1:39:31
Pace7:06 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:33:09
Pace7:37 /mi
📊Negative Split: 6.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:30:0214:167:0814:16
7:08
-
4M
4.00 mi05:44:1328:277:0714:11
7:06
-0:02
6M
6.00 mi05:58:0942:237:0413:56
6:58
-0:08
8M
8.00 mi06:11:5456:087:0113:45
6:52
-0:06
9.6M
9.60 mi06:23:101:07:247:0111:16
7:02
+0:10
10M
10.00 mi06:25:261:09:406:582:16
5:40
-1:22
10.5M
10.50 mi06:30:041:14:187:054:38
9:16
+3:36
12M
12.00 mi06:40:071:24:217:0210:03
6:42
-2:34
14M
14.00 mi06:55:171:39:317:0615:10
7:35
+0:53
16M
16.00 mi07:09:381:53:527:0714:21
7:10
-0:25
18M
18.00 mi07:23:582:08:127:0714:20
7:10
0:00
20M
20.00 mi07:38:532:23:077:0914:55
7:27
+0:17
22M
22.00 mi07:53:252:37:397:1014:32
7:16
-0:11
24M
24.00 mi08:09:312:53:457:1416:06
8:03
+0:47
Finish
26.22 mi08:28:263:12:407:2118:55
8:32
+0:29

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

5:40 /mi

Average Pace

7:21 /mi

Slowest Pace

9:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

12:19

6% of race

Time at Steady Pace

2:05:32

65% of race

Time at Slower Pace

54:49

28% of race

Average Pace: 7:21 /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 mi05:30:0214:167:0814:16
7:08
#247
4M
4.00 mi05:44:1328:277:0714:11
7:06
#232
6M
6.00 mi05:58:0942:237:0413:56
6:58
#217
8M
8.00 mi06:11:5456:087:0113:45
6:52
#203
9.6M
9.60 mi06:23:101:07:247:0111:16
7:02
#173
10M
10.00 mi06:25:261:09:406:582:16
5:40
#190
10.5M
10.50 mi06:30:041:14:187:054:38
9:16
#195
12M
12.00 mi06:40:071:24:217:0210:03
6:42
#193
14M
14.00 mi06:55:171:39:317:0615:10
7:35
#194
16M
16.00 mi07:09:381:53:527:0714:21
7:10
#215
18M
18.00 mi07:23:582:08:127:0714:20
7:10
#190
20M
20.00 mi07:38:532:23:077:0914:55
7:27
#179
22M
22.00 mi07:53:252:37:397:1014:32
7:16
#183
24M
24.00 mi08:09:312:53:457:1416:06
8:03
#182
Finish
26.22 mi08:28:263:12:407:2118:55
8:32
#197
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 4%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

6:54

Segment Time

7:40/mi

Pace

0.90 mi

Distance

Overall

309

Men

287

Division

39

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi24723334202(Top 3%)190(Top 4%)20(Top 3%)
4M4.00 mi2.00 mi232+15220+1331+3220(Top 3%)209(Top 4%)29(Top 4%)
6M6.00 mi2.00 mi217+15205+1527+4181(Top 3%)171(Top 3%)21(Top 3%)
8M8.00 mi2.00 mi203+14193+1226+1176(Top 2%)165(Top 3%)20(Top 3%)
9.6M9.60 mi1.60 mi173+30166+2721+5119(Top 2%)111(Top 2%)10(Top 1%)
10M10.00 mi0.40 mi190-17182-1625-4994(Top 14%)884(Top 17%)126(Top 18%)
10.5M10.50 mi0.50 mi195-5186-425210(Top 3%)194(Top 4%)25(Top 3%)
12M12.00 mi1.50 mi193+2185+124+1202(Top 3%)190(Top 4%)20(Top 3%)
14M14.00 mi2.00 mi194-118524199(Top 3%)189(Top 4%)22(Top 3%)
16M16.00 mi2.00 mi215-21204-1926-21168(Top 16%)996(Top 20%)138(Top 19%)
18M18.00 mi2.00 mi190+25182+2222+494(Top 1%)90(Top 2%)11(Top 2%)
20M20.00 mi2.00 mi179+11171+1119+3227(Top 3%)208(Top 4%)29(Top 4%)
22M22.00 mi2.00 mi183-4173-221-2372(Top 5%)324(Top 6%)40(Top 6%)
24M24.00 mi2.00 mi182+1172+122-1282(Top 4%)256(Top 5%)35(Top 5%)
Finish26.22 mi2.22 mi197-15186-1425-3681(Top 10%)578(Top 11%)73(Top 10%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 3%
×1human
+6ft-11ft

Overall

202

Males

190

M35-39

20

2M→4M

2.0 - 4.0 mi

Top 3%
×4stories
+75ft-70ft

Overall

220

Males

209

M35-39

29

4M→6M

4.0 - 6.0 mi

Top 3%
×5stories
+71ft-18ft

Overall

181

Males

171

M35-39

21

6M→8M

6.0 - 8.0 mi

Top 2%
×9stories
+106ft-21ft

Overall

176

Males

165

M35-39

20

8M→9.6M

8.0 - 9.6 mi

Top 2%
×13stories
+117ft-177ft

Overall

119

Males

111

M35-39

10

9.6M→10M

9.6 - 10.0 mi

Top 14%
×1story
+17ft-12ft

Overall

994

Males

884

M35-39

126

10M→10.5M

10.0 - 10.5 mi

Top 3%
×9stories
+0ft-102ft

Overall

210

Males

194

M35-39

25

10.5M→12M

10.5 - 12.0 mi

Top 3%
×18stories
+304ft-125ft

Overall

202

Males

190

M35-39

20

12M→14M

12.0 - 14.0 mi

Top 3%
×9stories
+99ft-125ft

Overall

199

Males

189

M35-39

22

14M→16M

14.0 - 16.0 mi

Top 16%
×9stories
+124ft-78ft

Overall

1168

Males

996

M35-39

138

16M→18M

16.0 - 18.0 mi

Top 1%
×8stories
+106ft-45ft

Overall

94

Males

90

M35-39

11

18M→20M

18.0 - 20.0 mi

Top 3%
×3stories
+52ft-26ft

Overall

227

Males

208

M35-39

29

20M→22M

20.0 - 22.0 mi

Top 5%
×21stories
+17ft-266ft

Overall

372

Males

324

M35-39

40

22M→24M

22.0 - 24.0 mi

Top 4%
×3stories
+70ft-85ft

Overall

282

Males

256

M35-39

35

24M→Finish

24.0 - 26.2 mi

Top 10%
~flat
+2ft-2ft

Overall

681

Males

578

M35-39

73

Passing Analysis

Category:
Athletes Passed
147
Passed By
97
Net Change
+50
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#247
2M → 4M194+15#247#232
4M → 6M150+15#232#217
6M → 8M140+14#217#203
8M → 9.6M300+30#203#173
9.6M → 10M017-17#173#190
10M → 10.5M16-5#190#195
10.5M → 12M86+2#195#193
12M → 14M12-1#193#194
14M → 16M728-21#194#215
16M → 18M272+25#215#190
18M → 20M121+11#190#179
20M → 22M37-4#179#183
22M → 24M65+1#183#182
24M → Finish419-15#182#197
TOTALS14797+50
📊

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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