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SF MARATHON 2026

Madelyn Arciniega

Bib: 10220•F•Age: 29

Los Angeles, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Gender (Female)
#0 / 2086
Division (F25-29)
#0 / 614
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
29:45
Rank: #7247
Start → 2M
29:45 | 14:52/mi
4M
58:09
Rank: #7239 (+8)
2M → 4M
28:24 | 14:12/mi
6M
1:25:03
Rank: #7223 (+16)
4M → 6M
26:54 | 13:27/mi
8M
1:49:01
Rank: #7180 (+43)
6M → 8M
23:58 | 11:59/mi
9.6M
2:11:14
Rank: #7144 (+36)
8M → 9.6M
22:13 | 13:53/mi
10M
2:14:52
Rank: #7137 (+7)
9.6M → 10M
3:38 | 9:06/mi
10.5M
2:23:53
Rank: #7117 (+20)
10M → 10.5M
9:01 | 18:02/mi
12M
2:42:57
Rank: #7075 (+42)
10.5M → 12M
19:04 | 12:43/mi
14M
3:08:02
Rank: #6939 (+136)
12M → 14M
25:05 | 12:32/mi
16M
3:27:41
Rank: #6755 (+184)
14M → 16M
19:39 | 9:49/mi
18M
3:57:20
Rank: #6767 (-12)
16M → 18M
29:39 | 14:50/mi
20M
4:23:40
Rank: #6705 (+62)
18M → 20M
26:20 | 13:10/mi
22M
4:45:13
Rank: #6528 (+177)
20M → 22M
21:33 | 10:46/mi
24M
5:09:58
Rank: #6366 (+162)
22M → 24M
24:45 | 12:23/mi
Finish· 26.22 mi
5:36:10
Rank: #6205 (+161)
24M → Finish
26:12 | 11:48/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time3:08:02
Pace13:26 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:28:08
Pace12:07 /mi
📊Negative Split: 21.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:09:3329:4514:5229:45
14:52
-
4M
4.00 mi06:37:5758:0914:3228:24
14:12
-0:40
6M
6.00 mi07:04:511:25:0314:1126:54
13:27
-0:45
8M
8.00 mi07:28:491:49:0113:3823:58
11:59
-1:28
9.6M
9.60 mi07:51:022:11:1413:4022:13
13:53
+1:54
10M
10.00 mi07:54:402:14:5213:293:38
9:06
-4:47
10.5M
10.50 mi08:03:412:23:5313:429:01
18:02
+8:56
12M
12.00 mi08:22:452:42:5713:3519:04
12:43
-5:19
14M
14.00 mi08:47:503:08:0213:2625:05
12:32
-0:11
16M
16.00 mi09:07:293:27:4112:5919:39
9:49
-2:43
18M
18.00 mi09:37:083:57:2013:1129:39
14:50
+5:01
20M
20.00 mi10:03:284:23:4013:1126:20
13:10
-1:40
22M
22.00 mi10:25:014:45:1312:5821:33
10:46
-2:24
24M
24.00 mi10:49:465:09:5812:5524:45
12:23
+1:37
Finish
26.22 mi11:15:585:36:1012:5026:12
11:48
-0:35

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

9:06 /mi

Average Pace

12:50 /mi

Slowest Pace

18:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

44:50

13% of race

Time at Steady Pace

2:52:18

51% of race

Time at Slower Pace

1:59:02

35% of race

Average Pace: 12:49 /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 mi06:09:3329:4514:5229:45
14:52
#7247
4M
4.00 mi06:37:5758:0914:3228:24
14:12
#7239
6M
6.00 mi07:04:511:25:0314:1126:54
13:27
#7223
8M
8.00 mi07:28:491:49:0113:3823:58
11:59
#7180
9.6M
9.60 mi07:51:022:11:1413:4022:13
13:53
#7144
10M
10.00 mi07:54:402:14:5213:293:38
9:06
#7137
10.5M
10.50 mi08:03:412:23:5313:429:01
18:02
#7117
12M
12.00 mi08:22:452:42:5713:3519:04
12:43
#7075
14M
14.00 mi08:47:503:08:0213:2625:05
12:32
#6939
16M
16.00 mi09:07:293:27:4112:5919:39
9:49
#6755
18M
18.00 mi09:37:083:57:2013:1129:39
14:50
#6767
20M
20.00 mi10:03:284:23:4013:1126:20
13:10
#6705
22M
22.00 mi10:25:014:45:1312:5821:33
10:46
#6528
24M
24.00 mi10:49:465:09:5812:5524:45
12:23
#6366
Finish
26.22 mi11:15:585:36:1012:5026:12
11:48
#6205
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 92%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:39

Segment Time

14:04/mi

Pace

0.90 mi

Distance

Overall

6562

Women

1839

Division

553

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi724721156136463(Top 90%)1774(Top 85%)541(Top 88%)
4M4.00 mi2.00 mi7239+82109+6612+17220(Top 101%)2092(Top 100%)610(Top 99%)
6M6.00 mi2.00 mi7223+162101+86126944(Top 97%)1986(Top 95%)595(Top 97%)
8M8.00 mi2.00 mi7180+432082+19611+16683(Top 93%)1844(Top 88%)553(Top 90%)
9.6M9.60 mi1.60 mi7144+362066+16609+26741(Top 94%)1913(Top 92%)564(Top 92%)
10M10.00 mi0.40 mi7137+72063+36096683(Top 93%)1868(Top 90%)557(Top 91%)
10.5M10.50 mi0.50 mi7117+202051+12608+16599(Top 92%)1860(Top 89%)554(Top 90%)
12M12.00 mi1.50 mi7075+422033+18603+56463(Top 90%)1774(Top 85%)541(Top 88%)
14M14.00 mi2.00 mi6939+1361981+52589+145635(Top 79%)1466(Top 70%)445(Top 72%)
16M16.00 mi2.00 mi6755+1841901+80565+244484(Top 63%)1074(Top 51%)328(Top 53%)
18M18.00 mi2.00 mi6767-121911-10572-76417(Top 90%)1831(Top 88%)543(Top 88%)
20M20.00 mi2.00 mi6705+621890+21568+45804(Top 81%)1635(Top 78%)484(Top 79%)
22M22.00 mi2.00 mi6528+1771829+61548+204033(Top 56%)1066(Top 51%)343(Top 56%)
24M24.00 mi2.00 mi6366+1621776+53533+154235(Top 59%)1153(Top 55%)361(Top 59%)
Finish26.22 mi2.22 mi6205+1611709+67520+134385(Top 61%)1199(Top 57%)377(Top 61%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 90%
×1human
+6ft-11ft

Overall

6463

Females

1774

F25-29

544

2M→4M

2.0 - 4.0 mi

Top 101%
×4stories
+75ft-70ft

Overall

7220

Females

2092

F25-29

615

4M→6M

4.0 - 6.0 mi

Top 97%
×5stories
+71ft-18ft

Overall

6944

Females

1986

F25-29

600

6M→8M

6.0 - 8.0 mi

Top 93%
×9stories
+106ft-21ft

Overall

6683

Females

1844

F25-29

558

8M→9.6M

8.0 - 9.6 mi

Top 94%
×13stories
+117ft-177ft

Overall

6741

Females

1913

F25-29

569

9.6M→10M

9.6 - 10.0 mi

Top 93%
×1story
+17ft-12ft

Overall

6683

Females

1868

F25-29

560

10M→10.5M

10.0 - 10.5 mi

Top 92%
×9stories
+0ft-102ft

Overall

6599

Females

1860

F25-29

557

10.5M→12M

10.5 - 12.0 mi

Top 90%
×18stories
+304ft-125ft

Overall

6463

Females

1774

F25-29

544

12M→14M

12.0 - 14.0 mi

Top 79%
×9stories
+99ft-125ft

Overall

5635

Females

1466

F25-29

446

14M→16M

14.0 - 16.0 mi

Top 63%
×9stories
+124ft-78ft

Overall

4484

Females

1074

F25-29

329

16M→18M

16.0 - 18.0 mi

Top 90%
×8stories
+106ft-45ft

Overall

6417

Females

1831

F25-29

545

18M→20M

18.0 - 20.0 mi

Top 81%
×3stories
+52ft-26ft

Overall

5804

Females

1635

F25-29

484

20M→22M

20.0 - 22.0 mi

Top 56%
×21stories
+17ft-266ft

Overall

4033

Females

1066

F25-29

343

22M→24M

22.0 - 24.0 mi

Top 59%
×3stories
+70ft-85ft

Overall

4235

Females

1153

F25-29

361

24M→Finish

24.0 - 26.2 mi

Top 61%
~flat
+2ft-2ft

Overall

4385

Females

1199

F25-29

377

Passing Analysis

Category:
Athletes Passed
1124*
Passed By
82
Net Change
+1042
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#7247
2M → 4M14*6+8#7247#7239
4M → 6M20*4+16#7239#7223
6M → 8M45*2+43#7223#7180
8M → 9.6M42*6+36#7180#7144
9.6M → 10M70+7#7144#7137
10M → 10.5M23*3+20#7137#7117
10.5M → 12M42*0+42#7117#7075
12M → 14M137*1+136#7075#6939
14M → 16M185*1+184#6939#6755
16M → 18M37*49-12#6755#6767
18M → 20M67*5+62#6767#6705
20M → 22M177*0+177#6705#6528
22M → 24M166*4+162#6528#6366
24M → Finish162*1+161#6366#6205
TOTALS1124*82+1042

* 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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