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SF MARATHON 2026

Joyce Chang

Bib: 8338•F•Age: 39

Millbrae, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Gender (Female)
#0 / 2086
Division (F35-39)
#0 / 270
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
2M
24:36
Rank: #6957
Start → 2M
24:36 | 12:18/mi
4M
46:55
Rank: #6483 (+474)
2M → 4M
22:19 | 11:10/mi
6M
1:14:56
Rank: #6833 (-350)
4M → 6M
28:01 | 14:00/mi
8M
1:36:05
Rank: #6611 (+222)
6M → 8M
21:09 | 10:34/mi
9.6M
1:54:46
Rank: #6375 (+236)
8M → 9.6M
18:41 | 11:41/mi
10M
1:57:44
Rank: #6339 (+36)
9.6M → 10M
2:58 | 7:26/mi
10.5M
2:05:16
Rank: #6255 (+84)
10M → 10.5M
7:32 | 15:04/mi
12M
2:21:16
Rank: #6087 (+168)
10.5M → 12M
16:00 | 10:40/mi
14M
2:46:47
Rank: #6030 (+57)
12M → 14M
25:31 | 12:45/mi
16M
3:06:49
Rank: #5849 (+181)
14M → 16M
20:02 | 10:01/mi
18M
3:30:17
Rank: #5656 (+193)
16M → 18M
23:28 | 11:44/mi
20M
3:53:37
Rank: #5546 (+110)
18M → 20M
23:20 | 11:40/mi
22M
4:15:01
Rank: #5402 (+144)
20M → 22M
21:24 | 10:42/mi
24M
4:40:09
Rank: #5316 (+86)
22M → 24M
25:08 | 12:34/mi
Finish· 26.22 mi
5:05:24
Rank: #5188 (+128)
24M → Finish
25:15 | 11:23/mi

Course Map & Elevation

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:46:47
Pace11:55 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:18:37
Pace11:21 /mi
📊Negative Split: 16.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:04:3624:3612:1824:36
12:18
-
4M
4.00 mi06:26:5546:5511:4422:19
11:10
-1:08
6M
6.00 mi06:54:561:14:5612:2928:01
14:00
+2:50
8M
8.00 mi07:16:051:36:0512:0121:09
10:34
-3:26
9.6M
9.60 mi07:34:461:54:4611:5718:41
11:41
+1:07
10M
10.00 mi07:37:441:57:4411:462:58
7:26
-4:15
10.5M
10.50 mi07:45:162:05:1611:567:32
15:04
+7:38
12M
12.00 mi08:01:162:21:1611:4616:00
10:40
-4:24
14M
14.00 mi08:26:472:46:4711:5525:31
12:45
+2:05
16M
16.00 mi08:46:493:06:4911:4120:02
10:01
-2:44
18M
18.00 mi09:10:173:30:1711:4123:28
11:44
+1:43
20M
20.00 mi09:33:373:53:3711:4123:20
11:40
-0:04
22M
22.00 mi09:55:014:15:0111:3521:24
10:42
-0:58
24M
24.00 mi10:20:094:40:0911:4025:08
12:34
+1:52
Finish
26.22 mi10:45:245:05:2411:3925:15
11:23
-1:11

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

7:26 /mi

Average Pace

11:39 /mi

Slowest Pace

15:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:21:33

27% of race

Time at Steady Pace

2:17:39

45% of race

Time at Slower Pace

1:26:12

28% of race

Average Pace: 11:39 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi06:04:3624:3612:1824:36
12:18
#6957
4M
4.00 mi06:26:5546:5511:4422:19
11:10
#6483
6M
6.00 mi06:54:561:14:5612:2928:01
14:00
#6833
8M
8.00 mi07:16:051:36:0512:0121:09
10:34
#6611
9.6M
9.60 mi07:34:461:54:4611:5718:41
11:41
#6375
10M
10.00 mi07:37:441:57:4411:462:58
7:26
#6339
10.5M
10.50 mi07:45:162:05:1611:567:32
15:04
#6255
12M
12.00 mi08:01:162:21:1611:4616:00
10:40
#6087
14M
14.00 mi08:26:472:46:4711:5525:31
12:45
#6030
16M
16.00 mi08:46:493:06:4911:4120:02
10:01
#5849
18M
18.00 mi09:10:173:30:1711:4123:28
11:44
#5656
20M
20.00 mi09:33:373:53:3711:4123:20
11:40
#5546
22M
22.00 mi09:55:014:15:0111:3521:24
10:42
#5402
24M
24.00 mi10:20:094:40:0911:4025:08
12:34
#5316
Finish
26.22 mi10:45:245:05:2411:3925:15
11:23
#5188
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 70%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:30

Segment Time

11:40/mi

Pace

0.90 mi

Distance

Overall

4988

Women

1225

Division

150

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi2.00 mi695719852514829(Top 67%)1155(Top 55%)140(Top 52%)
4M4.00 mi2.00 mi6483+4741778+207222+295761(Top 80%)1492(Top 72%)182(Top 67%)
6M6.00 mi2.00 mi6833-3501923-145237-157064(Top 99%)2035(Top 98%)252(Top 93%)
8M8.00 mi2.00 mi6611+2221821+102222+155087(Top 71%)1223(Top 59%)154(Top 57%)
9.6M9.60 mi1.60 mi6375+2361738+83209+135214(Top 73%)1299(Top 62%)164(Top 61%)
10M10.00 mi0.40 mi6339+361721+17207+24870(Top 68%)1168(Top 56%)148(Top 55%)
10.5M10.50 mi0.50 mi6255+841693+28204+35188(Top 72%)1309(Top 63%)159(Top 59%)
12M12.00 mi1.50 mi6087+1681613+80194+104829(Top 67%)1155(Top 55%)140(Top 52%)
14M14.00 mi2.00 mi6030+571602+11196-25799(Top 81%)1527(Top 73%)190(Top 70%)
16M16.00 mi2.00 mi5849+1811533+69181+154668(Top 65%)1137(Top 55%)144(Top 53%)
18M18.00 mi2.00 mi5656+1931468+65176+54203(Top 59%)1034(Top 50%)119(Top 44%)
20M20.00 mi2.00 mi5546+1101433+35172+44526(Top 63%)1187(Top 57%)147(Top 54%)
22M22.00 mi2.00 mi5402+1441401+32169+33949(Top 55%)1036(Top 50%)123(Top 46%)
24M24.00 mi2.00 mi5316+861383+18167+24416(Top 62%)1210(Top 58%)150(Top 56%)
Finish26.22 mi2.22 mi5188+1281338+45162+53928(Top 55%)1068(Top 51%)131(Top 49%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 67%
×1human
+6ft-11ft

Overall

4829

Females

1155

F35-39

142

2M→4M

2.0 - 4.0 mi

Top 80%
×4stories
+75ft-70ft

Overall

5761

Females

1492

F35-39

183

4M→6M

4.0 - 6.0 mi

Top 99%
×5stories
+71ft-18ft

Overall

7064

Females

2035

F35-39

256

6M→8M

6.0 - 8.0 mi

Top 71%
×9stories
+106ft-21ft

Overall

5087

Females

1223

F35-39

156

8M→9.6M

8.0 - 9.6 mi

Top 73%
×13stories
+117ft-177ft

Overall

5214

Females

1299

F35-39

166

9.6M→10M

9.6 - 10.0 mi

Top 68%
×1story
+17ft-12ft

Overall

4870

Females

1168

F35-39

150

10M→10.5M

10.0 - 10.5 mi

Top 72%
×9stories
+0ft-102ft

Overall

5188

Females

1309

F35-39

161

10.5M→12M

10.5 - 12.0 mi

Top 67%
×18stories
+304ft-125ft

Overall

4829

Females

1155

F35-39

142

12M→14M

12.0 - 14.0 mi

Top 81%
×9stories
+99ft-125ft

Overall

5799

Females

1527

F35-39

191

14M→16M

14.0 - 16.0 mi

Top 65%
×9stories
+124ft-78ft

Overall

4668

Females

1137

F35-39

145

16M→18M

16.0 - 18.0 mi

Top 59%
×8stories
+106ft-45ft

Overall

4203

Females

1034

F35-39

120

18M→20M

18.0 - 20.0 mi

Top 63%
×3stories
+52ft-26ft

Overall

4526

Females

1187

F35-39

148

20M→22M

20.0 - 22.0 mi

Top 55%
×21stories
+17ft-266ft

Overall

3949

Females

1036

F35-39

123

22M→24M

22.0 - 24.0 mi

Top 62%
×3stories
+70ft-85ft

Overall

4416

Females

1210

F35-39

150

24M→Finish

24.0 - 26.2 mi

Top 55%
~flat
+2ft-2ft

Overall

3928

Females

1068

F35-39

131

Passing Analysis

Category:
Athletes Passed
2278*
Passed By
509
Net Change
+1769
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#6957
2M → 4M484*10+474#6957#6483
4M → 6M33*383-350#6483#6833
6M → 8M224*2+222#6833#6611
8M → 9.6M237*1+236#6611#6375
9.6M → 10M360+36#6375#6339
10M → 10.5M917+84#6339#6255
10.5M → 12M1746+168#6255#6087
12M → 14M87*30+57#6087#6030
14M → 16M196*15+181#6030#5849
16M → 18M202*9+193#5849#5656
18M → 20M119*9+110#5656#5546
20M → 22M151*7+144#5546#5402
22M → 24M107*21+86#5402#5316
24M → Finish137*9+128#5316#5188
TOTALS2278*509+1769

* 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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