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SF MARATHON 2026

Isabelle Lo

Bib: 8206•F•Age: 21

Pleasanton, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Gender (Female)
#0 / 2086
F20-29
#0 / 283
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
21:03
Rank: #5158
Start → 2M
21:03 | 10:31/mi
4M
42:07
Rank: #4986 (+172)
2M → 4M
21:04 | 10:32/mi
6M
1:03:21
Rank: #4863 (+123)
4M → 6M
21:14 | 10:37/mi
8M
1:25:06
Rank: #5008 (-145)
6M → 8M
21:45 | 10:52/mi
9.6M
1:45:47
Rank: #5337 (-329)
8M → 9.6M
20:41 | 12:56/mi
10M
1:48:48
Rank: #5315 (+22)
9.6M → 10M
3:01 | 7:33/mi
10.5M
1:56:24
Rank: #5315
10M → 10.5M
7:36 | 15:12/mi
12M
2:11:49
Rank: #5154 (+161)
10.5M → 12M
15:25 | 10:17/mi
14M
2:35:33
Rank: #5101 (+53)
12M → 14M
23:44 | 11:52/mi
16M
2:57:31
Rank: #5213 (-112)
14M → 16M
21:58 | 10:59/mi
18M
3:19:28
Rank: #4930 (+283)
16M → 18M
21:57 | 10:59/mi
20M
3:42:36
Rank: #4851 (+79)
18M → 20M
23:08 | 11:34/mi
22M
4:03:38
Rank: #4735 (+116)
20M → 22M
21:02 | 10:31/mi
24M
4:27:36
Rank: #4656 (+79)
22M → 24M
23:58 | 11:59/mi
Finish· 26.22 mi
4:52:00
Rank: #4545 (+111)
24M → Finish
24:24 | 11:00/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:35:33
Pace11:07 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:16:27
Pace11:10 /mi
📊Negative Split: 12.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:49:2821:0310:3121:03
10:31
-
4M
4.00 mi06:10:3242:0710:3221:04
10:32
+0:01
6M
6.00 mi06:31:461:03:2110:3421:14
10:37
+0:05
8M
8.00 mi06:53:311:25:0610:3821:45
10:52
+0:15
9.6M
9.60 mi07:14:121:45:4711:0120:41
12:56
+2:04
10M
10.00 mi07:17:131:48:4810:533:01
7:33
-5:23
10.5M
10.50 mi07:24:491:56:2411:057:36
15:12
+7:39
12M
12.00 mi07:40:142:11:4910:5915:25
10:17
-4:55
14M
14.00 mi08:03:582:35:3311:0723:44
11:52
+1:35
16M
16.00 mi08:25:562:57:3111:0621:58
10:59
-0:53
18M
18.00 mi08:47:533:19:2811:0521:57
10:59
0:00
20M
20.00 mi09:11:013:42:3611:0823:08
11:34
+0:35
22M
22.00 mi09:32:034:03:3811:0421:02
10:31
-1:03
24M
24.00 mi09:56:014:27:3611:0923:58
11:59
+1:28
Finish
26.22 mi10:20:254:52:0011:0924:24
11:00
-0:59

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

7:33 /mi

Average Pace

11:09 /mi

Slowest Pace

15:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:01

1% of race

Time at Steady Pace

3:33:00

73% of race

Time at Slower Pace

1:15:59

26% of race

Average Pace: 11:08 /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 mi05:49:2821:0310:3121:03
10:31
#5158
4M
4.00 mi06:10:3242:0710:3221:04
10:32
#4986
6M
6.00 mi06:31:461:03:2110:3421:14
10:37
#4863
8M
8.00 mi06:53:311:25:0610:3821:45
10:52
#5008
9.6M
9.60 mi07:14:121:45:4711:0120:41
12:56
#5337
10M
10.00 mi07:17:131:48:4810:533:01
7:33
#5315
10.5M
10.50 mi07:24:491:56:2411:057:36
15:12
#5315
12M
12.00 mi07:40:142:11:4910:5915:25
10:17
#5154
14M
14.00 mi08:03:582:35:3311:0723:44
11:52
#5101
16M
16.00 mi08:25:562:57:3111:0621:58
10:59
#5213
18M
18.00 mi08:47:533:19:2811:0521:57
10:59
#4930
20M
20.00 mi09:11:013:42:3611:0823:08
11:34
#4851
22M
22.00 mi09:32:034:03:3811:0421:02
10:31
#4735
24M
24.00 mi09:56:014:27:3611:0923:58
11:59
#4656
Finish
26.22 mi10:20:254:52:0011:0924:24
11:00
#4545
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 71%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:37

Segment Time

11:48/mi

Pace

0.90 mi

Distance

Overall

5101

Women

1273

Division

202

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi2.00 mi515812731964424(Top 62%)987(Top 47%)172(Top 61%)
4M4.00 mi2.00 mi4986+1721194+79189+74911(Top 69%)1159(Top 56%)182(Top 64%)
6M6.00 mi2.00 mi4863+1231150+44186+34769(Top 67%)1118(Top 54%)180(Top 64%)
8M8.00 mi2.00 mi5008-1451189-39195-95550(Top 77%)1401(Top 67%)220(Top 78%)
9.6M9.60 mi1.60 mi5337-3291324-135206-116289(Top 88%)1718(Top 82%)251(Top 89%)
10M10.00 mi0.40 mi5315+221311+13205+15068(Top 71%)1243(Top 60%)194(Top 69%)
10.5M10.50 mi0.50 mi53151306+52055288(Top 74%)1350(Top 65%)213(Top 75%)
12M12.00 mi1.50 mi5154+1611257+49199+64424(Top 62%)987(Top 47%)172(Top 61%)
14M14.00 mi2.00 mi5101+531241+16202-34952(Top 69%)1209(Top 58%)197(Top 70%)
16M16.00 mi2.00 mi5213-1121292-51210-85501(Top 77%)1458(Top 70%)211(Top 75%)
18M18.00 mi2.00 mi4930+2831200+92199+113424(Top 48%)772(Top 37%)131(Top 46%)
20M20.00 mi2.00 mi4851+791185+15197+24405(Top 61%)1153(Top 55%)186(Top 66%)
22M22.00 mi2.00 mi4735+1161153+32193+43720(Top 52%)952(Top 46%)154(Top 54%)
24M24.00 mi2.00 mi4656+791142+11188+53871(Top 54%)1048(Top 50%)164(Top 58%)
Finish26.22 mi2.22 mi4545+1111111+31186+23477(Top 49%)929(Top 45%)156(Top 55%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 62%
×1human
+6ft-11ft

Overall

4424

Females

987

F20-24

174

2M→4M

2.0 - 4.0 mi

Top 69%
×4stories
+75ft-70ft

Overall

4911

Females

1159

F20-24

186

4M→6M

4.0 - 6.0 mi

Top 67%
×5stories
+71ft-18ft

Overall

4769

Females

1118

F20-24

184

6M→8M

6.0 - 8.0 mi

Top 77%
×9stories
+106ft-21ft

Overall

5550

Females

1401

F20-24

222

8M→9.6M

8.0 - 9.6 mi

Top 88%
×13stories
+117ft-177ft

Overall

6289

Females

1718

F20-24

255

9.6M→10M

9.6 - 10.0 mi

Top 71%
×1story
+17ft-12ft

Overall

5068

Females

1243

F20-24

197

10M→10.5M

10.0 - 10.5 mi

Top 74%
×9stories
+0ft-102ft

Overall

5288

Females

1350

F20-24

216

10.5M→12M

10.5 - 12.0 mi

Top 62%
×18stories
+304ft-125ft

Overall

4424

Females

987

F20-24

174

12M→14M

12.0 - 14.0 mi

Top 69%
×9stories
+99ft-125ft

Overall

4952

Females

1209

F20-24

199

14M→16M

14.0 - 16.0 mi

Top 77%
×9stories
+124ft-78ft

Overall

5501

Females

1458

F20-24

213

16M→18M

16.0 - 18.0 mi

Top 48%
×8stories
+106ft-45ft

Overall

3424

Females

772

F20-24

133

18M→20M

18.0 - 20.0 mi

Top 61%
×3stories
+52ft-26ft

Overall

4405

Females

1153

F20-24

187

20M→22M

20.0 - 22.0 mi

Top 52%
×21stories
+17ft-266ft

Overall

3720

Females

952

F20-24

155

22M→24M

22.0 - 24.0 mi

Top 54%
×3stories
+70ft-85ft

Overall

3871

Females

1048

F20-24

165

24M→Finish

24.0 - 26.2 mi

Top 49%
~flat
+2ft-2ft

Overall

3477

Females

929

F20-24

156

Passing Analysis

Category:
Athletes Passed
1646*
Passed By
1033
Net Change
+613
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5158
2M → 4M245*73+172#5158#4986
4M → 6M17653+123#4986#4863
6M → 8M29*174-145#4863#5008
8M → 9.6M41*370-329#5008#5337
9.6M → 10M286+22#5337#5315
10M → 10.5M39390#5315#5315
10.5M → 12M17312+161#5315#5154
12M → 14M98*45+53#5154#5101
14M → 16M61*173-112#5101#5213
16M → 18M2918+283#5213#4930
18M → 20M104*25+79#4930#4851
20M → 22M133*17+116#4851#4735
22M → 24M108*29+79#4735#4656
24M → Finish120*9+111#4656#4545
TOTALS1646*1033+613

* 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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