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SF MARATHON 2026

Isobel Porteous

Bib: 2545•F•Age: 24

New York, NY

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 5%
Gender (Female)
#0 / 2086
Top 1%
F20-29
#0 / 283
Top 2%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
16:02
Rank: #833
Start → 2M
16:02 | 8:01/mi
4M
32:02
Rank: #761 (+72)
2M → 4M
16:00 | 8:00/mi
6M
48:00
Rank: #745 (+16)
4M → 6M
15:58 | 7:59/mi
8M
1:03:43
Rank: #732 (+13)
6M → 8M
15:43 | 7:51/mi
9.6M
1:16:29
Rank: #697 (+35)
8M → 9.6M
12:46 | 7:59/mi
10M
1:19:01
Rank: #716 (-19)
9.6M → 10M
2:32 | 6:20/mi
10.5M
1:24:15
Rank: #711 (+5)
10M → 10.5M
5:14 | 10:28/mi
12M
1:35:46
Rank: #716 (-5)
10.5M → 12M
11:31 | 7:41/mi
14M
1:52:16
Rank: #675 (+41)
12M → 14M
16:30 | 8:15/mi
16M
2:07:12
Rank: #711 (-36)
14M → 16M
14:56 | 7:28/mi
18M
2:22:08
Rank: #583 (+128)
16M → 18M
14:56 | 7:28/mi
20M
2:37:53
Rank: #530 (+53)
18M → 20M
15:45 | 7:52/mi
22M
2:52:15
Rank: #500 (+30)
20M → 22M
14:22 | 7:11/mi
24M
3:07:22
Rank: #429 (+71)
22M → 24M
15:07 | 7:34/mi
Finish· 26.22 mi
3:23:53
Rank: #379 (+50)
24M → Finish
16:31 | 7:27/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time1:52:16
Pace8:01 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:31:37
Pace7:30 /mi
📊Negative Split: 18.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:35:0516:028:0116:02
8:01
-
4M
4.00 mi05:51:0532:028:0116:00
8:00
-0:01
6M
6.00 mi06:07:0348:008:0015:58
7:59
-0:01
8M
8.00 mi06:22:461:03:437:5815:43
7:51
-0:08
9.6M
9.60 mi06:35:321:16:297:5812:46
7:59
+0:08
10M
10.00 mi06:38:041:19:017:542:32
6:20
-1:39
10.5M
10.50 mi06:43:181:24:158:015:14
10:28
+4:08
12M
12.00 mi06:54:491:35:467:5911:31
7:41
-2:47
14M
14.00 mi07:11:191:52:168:0116:30
8:15
+0:34
16M
16.00 mi07:26:152:07:127:5714:56
7:28
-0:47
18M
18.00 mi07:41:112:22:087:5414:56
7:28
0:00
20M
20.00 mi07:56:562:37:537:5415:45
7:52
+0:24
22M
22.00 mi08:11:182:52:157:5014:22
7:11
-0:41
24M
24.00 mi08:26:253:07:227:4815:07
7:34
+0:23
Finish
26.22 mi08:42:563:23:537:4716:31
7:27
-0:07

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

6:20 /mi

Average Pace

7:47 /mi

Slowest Pace

10:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

16:54

8% of race

Time at Steady Pace

3:01:45

89% of race

Time at Slower Pace

5:14

3% of race

Average Pace: 7:47 /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 mi05:35:0516:028:0116:02
8:01
#833
4M
4.00 mi05:51:0532:028:0116:00
8:00
#761
6M
6.00 mi06:07:0348:008:0015:58
7:59
#745
8M
8.00 mi06:22:461:03:437:5815:43
7:51
#732
9.6M
9.60 mi06:35:321:16:297:5812:46
7:59
#697
10M
10.00 mi06:38:041:19:017:542:32
6:20
#716
10.5M
10.50 mi06:43:181:24:158:015:14
10:28
#711
12M
12.00 mi06:54:491:35:467:5911:31
7:41
#716
14M
14.00 mi07:11:191:52:168:0116:30
8:15
#675
16M
16.00 mi07:26:152:07:127:5714:56
7:28
#711
18M
18.00 mi07:41:112:22:087:5414:56
7:28
#583
20M
20.00 mi07:56:562:37:537:5415:45
7:52
#530
22M
22.00 mi08:11:182:52:157:5014:22
7:11
#500
24M
24.00 mi08:26:253:07:227:4815:07
7:34
#429
Finish
26.22 mi08:42:563:23:537:4716:31
7:27
#379
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 15%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

7:46

Segment Time

8:38/mi

Pace

0.90 mi

Distance

Overall

1047

Women

110

Division

18

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi2.00 mi8338115867(Top 12%)97(Top 5%)23(Top 8%)
4M4.00 mi2.00 mi761+7277+412+3745(Top 10%)78(Top 4%)11(Top 4%)
6M6.00 mi2.00 mi745+1675+212749(Top 10%)76(Top 4%)13(Top 5%)
8M8.00 mi2.00 mi732+1374+111+1740(Top 10%)78(Top 4%)11(Top 4%)
9.6M9.60 mi1.60 mi697+3569+510+1503(Top 7%)44(Top 2%)7(Top 2%)
10M10.00 mi0.40 mi716-1970-1102444(Top 34%)392(Top 19%)74(Top 26%)
10.5M10.50 mi0.50 mi711+57011-1757(Top 11%)77(Top 4%)14(Top 5%)
12M12.00 mi1.50 mi716-573-311867(Top 12%)97(Top 5%)23(Top 8%)
14M14.00 mi2.00 mi675+4165+811503(Top 7%)45(Top 2%)9(Top 3%)
16M16.00 mi2.00 mi711-3674-913-21551(Top 22%)255(Top 12%)44(Top 16%)
18M18.00 mi2.00 mi583+12854+2010+3171(Top 2%)12(Top 0.6%)4(Top 1%)
20M20.00 mi2.00 mi530+5351+39+1408(Top 6%)41(Top 2%)7(Top 2%)
22M22.00 mi2.00 mi500+3046+59325(Top 5%)38(Top 2%)5(Top 2%)
24M24.00 mi2.00 mi429+7139+77+2146(Top 2%)13(Top 0.6%)1(Top 0.4%)
Finish26.22 mi2.22 mi379+5031+86+1152(Top 2%)14(Top 0.7%)1(Top 0.4%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 12%
×1human
+6ft-11ft

Overall

867

Females

97

F20-24

23

2M→4M

2.0 - 4.0 mi

Top 10%
×4stories
+75ft-70ft

Overall

745

Females

78

F20-24

11

4M→6M

4.0 - 6.0 mi

Top 10%
×5stories
+71ft-18ft

Overall

749

Females

76

F20-24

13

6M→8M

6.0 - 8.0 mi

Top 10%
×9stories
+106ft-21ft

Overall

740

Females

78

F20-24

11

8M→9.6M

8.0 - 9.6 mi

Top 7%
×13stories
+117ft-177ft

Overall

503

Females

44

F20-24

7

9.6M→10M

9.6 - 10.0 mi

Top 34%
×1story
+17ft-12ft

Overall

2444

Females

392

F20-24

76

10M→10.5M

10.0 - 10.5 mi

Top 11%
×9stories
+0ft-102ft

Overall

757

Females

77

F20-24

14

10.5M→12M

10.5 - 12.0 mi

Top 12%
×18stories
+304ft-125ft

Overall

867

Females

97

F20-24

23

12M→14M

12.0 - 14.0 mi

Top 7%
×9stories
+99ft-125ft

Overall

503

Females

45

F20-24

9

14M→16M

14.0 - 16.0 mi

Top 22%
×9stories
+124ft-78ft

Overall

1551

Females

255

F20-24

44

16M→18M

16.0 - 18.0 mi

Top 2%
×8stories
+106ft-45ft

Overall

171

Females

12

F20-24

4

18M→20M

18.0 - 20.0 mi

Top 6%
×3stories
+52ft-26ft

Overall

408

Females

41

F20-24

7

20M→22M

20.0 - 22.0 mi

Top 5%
×21stories
+17ft-266ft

Overall

325

Females

38

F20-24

5

22M→24M

22.0 - 24.0 mi

Top 2%
×3stories
+70ft-85ft

Overall

146

Females

13

F20-24

1

24M→Finish

24.0 - 26.2 mi

Top 2%
~flat
+2ft-2ft

Overall

152

Females

14

F20-24

1

Passing Analysis

Category:
Athletes Passed
628*
Passed By
174
Net Change
+454
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#833
2M → 4M9119+72#833#761
4M → 6M3620+16#761#745
6M → 8M26*13+13#745#732
8M → 9.6M372+35#732#697
9.6M → 10M221-19#697#716
10M → 10.5M116+5#716#711
10.5M → 12M1015-5#711#716
12M → 14M44*3+41#716#675
14M → 16M3369-36#675#711
16M → 18M1280+128#711#583
18M → 20M54*1+53#583#530
20M → 22M34*4+30#530#500
22M → 24M721+71#500#429
24M → Finish500+50#429#379
TOTALS628*174+454

* 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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