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SF MARATHON 2026

Katherine Johnson

Bib: 3739•F•Age: 25

Stanford, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Gender (Female)
#0 / 2086
Top 43%
Division (F25-29)
#0 / 614
Top 47%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
18:22
Rank: #2729
Start → 2M
18:22 | 9:11/mi
4M
36:56
Rank: #2761 (-32)
2M → 4M
18:34 | 9:17/mi
6M
55:38
Rank: #2785 (-24)
4M → 6M
18:42 | 9:21/mi
8M
1:15:23
Rank: #3060 (-275)
6M → 8M
19:45 | 9:52/mi
9.6M
1:31:12
Rank: #3029 (+31)
8M → 9.6M
15:49 | 9:53/mi
10M
1:34:26
Rank: #3101 (-72)
9.6M → 10M
3:14 | 8:06/mi
10.5M
1:40:49
Rank: #3080 (+21)
10M → 10.5M
6:23 | 12:46/mi
12M
1:56:10
Rank: #3243 (-163)
10.5M → 12M
15:21 | 10:14/mi
14M
2:19:19
Rank: #3456 (-213)
12M → 14M
23:09 | 11:34/mi
16M
2:42:20
Rank: #3857 (-401)
14M → 16M
23:01 | 11:30/mi
18M
3:05:20
Rank: #3870 (-13)
16M → 18M
23:00 | 11:30/mi
20M
3:28:33
Rank: #3902 (-32)
18M → 20M
23:13 | 11:36/mi
22M
3:49:35
Rank: #3866 (+36)
20M → 22M
21:02 | 10:31/mi
24M
4:14:53
Rank: #3919 (-53)
22M → 24M
25:18 | 12:39/mi
Finish· 26.22 mi
4:40:41
Rank: #3931 (-12)
24M → Finish
25:48 | 11:38/mi

The Course

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Half Splits

1st Half· via 14MFaster
Distance14.00 mi
Time2:19:19
Pace9:57 /mi
2nd Half
Distance12.22 mi
Time2:21:22
Pace11:34 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:43:4318:229:1118:22
9:11
-
4M
4.00 mi06:02:1736:569:1418:34
9:17
+0:06
6M
6.00 mi06:20:5955:389:1618:42
9:21
+0:04
8M
8.00 mi06:40:441:15:239:2519:45
9:52
+0:31
9.6M
9.60 mi06:56:331:31:129:3015:49
9:53
+0:01
10M
10.00 mi06:59:471:34:269:273:14
8:06
-1:47
10.5M
10.50 mi07:06:101:40:499:366:23
12:46
+4:40
12M
12.00 mi07:21:311:56:109:4115:21
10:14
-2:32
14M
14.00 mi07:44:402:19:199:5723:09
11:34
+1:20
16M
16.00 mi08:07:412:42:2010:0923:01
11:30
-0:04
18M
18.00 mi08:30:413:05:2010:1823:00
11:30
0:00
20M
20.00 mi08:53:543:28:3310:2623:13
11:36
+0:06
22M
22.00 mi09:14:563:49:3510:2621:02
10:31
-1:05
24M
24.00 mi09:40:144:14:5310:3725:18
12:39
+2:08
Finish
26.22 mi10:06:024:40:4110:4325:48
11:38
-1:01

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

8:06 /mi

Average Pace

10:43 /mi

Slowest Pace

12:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

58:52

21% of race

Time at Steady Pace

1:11:57

26% of race

Time at Slower Pace

2:29:52

53% of race

Average Pace: 10:42 /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 mi05:43:4318:229:1118:22
9:11
#2729
4M
4.00 mi06:02:1736:569:1418:34
9:17
#2761
6M
6.00 mi06:20:5955:389:1618:42
9:21
#2785
8M
8.00 mi06:40:441:15:239:2519:45
9:52
#3060
9.6M
9.60 mi06:56:331:31:129:3015:49
9:53
#3029
10M
10.00 mi06:59:471:34:269:273:14
8:06
#3101
10.5M
10.50 mi07:06:101:40:499:366:23
12:46
#3080
12M
12.00 mi07:21:311:56:109:4115:21
10:14
#3243
14M
14.00 mi07:44:402:19:199:5723:09
11:34
#3456
16M
16.00 mi08:07:412:42:2010:0923:01
11:30
#3857
18M
18.00 mi08:30:413:05:2010:1823:00
11:30
#3870
20M
20.00 mi08:53:543:28:3310:2623:13
11:36
#3902
22M
22.00 mi09:14:563:49:3510:2621:02
10:31
#3866
24M
24.00 mi09:40:144:14:5310:3725:18
12:39
#3919
Finish
26.22 mi10:06:024:40:4110:4325:48
11:38
#3931
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 54%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:37

Segment Time

10:41/mi

Pace

0.90 mi

Distance

Overall

3843

Women

796

Division

248

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi27294761574373(Top 61%)969(Top 46%)307(Top 50%)
4M4.00 mi2.00 mi2761-32478-2158-12851(Top 40%)491(Top 24%)159(Top 26%)
6M6.00 mi2.00 mi2785-24482-4156+22898(Top 40%)507(Top 24%)165(Top 27%)
8M8.00 mi2.00 mi3060-275542-60178-223998(Top 56%)821(Top 39%)255(Top 42%)
9.6M9.60 mi1.60 mi3029+31536+6175+33005(Top 42%)535(Top 26%)168(Top 27%)
10M10.00 mi0.40 mi3101-72551-15179-45894(Top 82%)1553(Top 74%)466(Top 76%)
10.5M10.50 mi0.50 mi3080+21550+11793121(Top 44%)592(Top 28%)187(Top 30%)
12M12.00 mi1.50 mi3243-163599-49191-124373(Top 61%)969(Top 46%)307(Top 50%)
14M14.00 mi2.00 mi3456-213667-68215-244649(Top 65%)1101(Top 53%)344(Top 56%)
16M16.00 mi2.00 mi3857-401797-130247-325885(Top 82%)1595(Top 76%)486(Top 79%)
18M18.00 mi2.00 mi3870-13817-20256-93951(Top 55%)942(Top 45%)300(Top 49%)
20M20.00 mi2.00 mi3902-32849-32266-104458(Top 62%)1165(Top 56%)361(Top 59%)
22M22.00 mi2.00 mi3866+36850-1267-13718(Top 52%)951(Top 46%)310(Top 50%)
24M24.00 mi2.00 mi3919-53883-33279-124474(Top 62%)1230(Top 59%)387(Top 63%)
Finish26.22 mi2.22 mi3931-12904-21287-84195(Top 59%)1148(Top 55%)366(Top 60%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 61%
×1human
+6ft-11ft

Overall

4373

Females

969

F25-29

309

2M→4M

2.0 - 4.0 mi

Top 40%
×4stories
+75ft-70ft

Overall

2851

Females

491

F25-29

160

4M→6M

4.0 - 6.0 mi

Top 40%
×5stories
+71ft-18ft

Overall

2898

Females

507

F25-29

166

6M→8M

6.0 - 8.0 mi

Top 56%
×9stories
+106ft-21ft

Overall

3998

Females

821

F25-29

257

8M→9.6M

8.0 - 9.6 mi

Top 42%
×13stories
+117ft-177ft

Overall

3005

Females

535

F25-29

169

9.6M→10M

9.6 - 10.0 mi

Top 82%
×1story
+17ft-12ft

Overall

5894

Females

1553

F25-29

468

10M→10.5M

10.0 - 10.5 mi

Top 44%
×9stories
+0ft-102ft

Overall

3121

Females

592

F25-29

188

10.5M→12M

10.5 - 12.0 mi

Top 61%
×18stories
+304ft-125ft

Overall

4373

Females

969

F25-29

309

12M→14M

12.0 - 14.0 mi

Top 65%
×9stories
+99ft-125ft

Overall

4649

Females

1101

F25-29

345

14M→16M

14.0 - 16.0 mi

Top 82%
×9stories
+124ft-78ft

Overall

5885

Females

1595

F25-29

487

16M→18M

16.0 - 18.0 mi

Top 55%
×8stories
+106ft-45ft

Overall

3951

Females

942

F25-29

301

18M→20M

18.0 - 20.0 mi

Top 62%
×3stories
+52ft-26ft

Overall

4458

Females

1165

F25-29

361

20M→22M

20.0 - 22.0 mi

Top 52%
×21stories
+17ft-266ft

Overall

3718

Females

951

F25-29

310

22M→24M

22.0 - 24.0 mi

Top 62%
×3stories
+70ft-85ft

Overall

4474

Females

1230

F25-29

387

24M→Finish

24.0 - 26.2 mi

Top 59%
~flat
+2ft-2ft

Overall

4195

Females

1148

F25-29

366

Passing Analysis

Category:
Athletes Passed
665*
Passed By
1867
Net Change
-1202
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2729
2M → 4M103*135-32#2729#2761
4M → 6M81105-24#2761#2785
6M → 8M8*283-275#2785#3060
8M → 9.6M65*34+31#3060#3029
9.6M → 10M274-72#3029#3101
10M → 10.5M4019+21#3101#3080
10.5M → 12M19182-163#3080#3243
12M → 14M11*224-213#3243#3456
14M → 16M9*410-401#3456#3857
16M → 18M102115-13#3857#3870
18M → 20M49*81-32#3870#3902
20M → 22M75*39+36#3902#3866
22M → 24M50*103-53#3866#3919
24M → Finish51*63-12#3919#3931
TOTALS665*1867-1202

* 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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