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BOSTON MARATHON 2023

Dorcas Huang

Bib: 9537•F

PA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 27%
Gender (Female)
#0 / 11423
Top 8%
Division (F18-39)
#0 / 4884
Top 16%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:38
Rank: #8034
Start → 5K
22:38 | 7:17/mi
10K· 6.21 mi
44:58
Rank: #8019 (+15)
5K → 10K
22:20 | 7:11/mi
15K· 9.32 mi
1:07:23
Rank: #7982 (+37)
10K → 15K
22:25 | 7:13/mi
20K· 12.43 mi
1:30:07
Rank: #7898 (+84)
15K → 20K
22:44 | 7:19/mi
Half· 13.11 mi
1:35:02
Rank: #7904 (-6)
20K → Half
4:55 | 7:12/mi
25K· 15.53 mi
1:52:56
Rank: #7864 (+40)
Half → 25K
17:54 | 7:23/mi
30K· 18.64 mi
2:16:22
Rank: #7745 (+119)
25K → 30K
23:26 | 7:33/mi
20M
2:26:31
Rank: #7634 (+111)
30K → 20M
10:09 | 7:28/mi
21M
2:34:23
Rank: #7533 (+101)
20M → 21M
7:52 | 7:52/mi
35K· 21.75 mi
2:39:52
Rank: #7507 (+26)
21M → 35K
5:29 | 7:20/mi
23M
2:49:23
Rank: #7430 (+77)
35K → 23M
9:31 | 7:36/mi
24M
2:56:39
Rank: #7347 (+83)
23M → 24M
7:16 | 7:16/mi
40K· 24.85 mi
3:03:00
Rank: #7286 (+61)
24M → 40K
6:21 | 7:26/mi
25.2M
3:05:36
Rank: #7207 (+79)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
3:12:56
Rank: #7133 (+74)
25.2M → Finish
7:20 | 7:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:02
Pace7:15 /mi
2nd Half
Distance13.11 mi
Time1:37:54
Pace7:28 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:4222:387:1722:38
7:17
-
10K
6.21 mi11:11:0244:587:1422:20
7:11
-0:06
15K
9.32 mi11:33:271:07:237:1422:25
7:13
+0:02
20K
12.43 mi11:56:111:30:077:1522:44
7:19
+0:06
Half
13.11 mi12:01:061:35:027:154:55
7:12
-0:07
25K
15.53 mi12:19:001:52:567:1617:54
7:23
+0:11
30K
18.64 mi12:42:262:16:227:1923:26
7:33
+0:10
20M
20.00 mi12:52:352:26:317:2010:09
7:28
-0:05
21M
21.00 mi13:00:272:34:237:217:52
7:52
+0:24
35K
21.75 mi13:05:562:39:527:215:29
7:20
-0:32
23M
23.00 mi13:15:272:49:237:229:31
7:36
+0:16
24M
24.00 mi13:22:432:56:397:227:16
7:16
-0:20
40K
24.85 mi13:29:043:03:007:226:21
7:26
+0:10
25.2M
25.20 mi13:31:403:05:367:222:36
7:32
+0:06
Finish
26.22 mi13:39:003:12:567:227:20
7:12
-0:20

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

7:11 /mi

Average Pace

7:22 /mi

Slowest Pace

7:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:32:07

79% of race

Time at Steady Pace

40:49

21% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:21 /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
5K
3.11 mi10:48:4222:387:1722:38
7:17
#8034
10K
6.21 mi11:11:0244:587:1422:20
7:11
#8019
15K
9.32 mi11:33:271:07:237:1422:25
7:13
#7982
20K
12.43 mi11:56:111:30:077:1522:44
7:19
#7898
Half
13.11 mi12:01:061:35:027:154:55
7:12
#7904
25K
15.53 mi12:19:001:52:567:1617:54
7:23
#7864
30K
18.64 mi12:42:262:16:227:1923:26
7:33
#7745
20M
20.00 mi12:52:352:26:317:2010:09
7:28
#7634
21M
21.00 mi13:00:272:34:237:217:52
7:52
#7533
35K
21.75 mi13:05:562:39:527:215:29
7:20
#7507
23M
23.00 mi13:15:272:49:237:229:31
7:36
#7430
24M
24.00 mi13:22:432:56:397:227:16
7:16
#7347
40K
24.85 mi13:29:043:03:007:226:21
7:26
#7286
25.2M
25.20 mi13:31:403:05:367:222:36
7:32
#7207
Finish
26.22 mi13:39:003:12:567:227:20
7:12
#7133
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8034102310237912(Top 30%)1041(Top 9%)1041(Top 21%)
10K6.21 mi3.10 mi8019+151035-121035-128027(Top 30%)1056(Top 9%)1056(Top 22%)
15K9.32 mi3.11 mi7982+371028+71028+77912(Top 30%)1041(Top 9%)1041(Top 21%)
20K12.43 mi3.11 mi7898+841016+121016+127921(Top 30%)1076(Top 9%)1076(Top 22%)
Half13.11 mi0.68 mi7904-61022-61022-67959(Top 30%)1068(Top 9%)1068(Top 22%)
25K15.53 mi2.42 mi7864+401031-91031-97887(Top 30%)1145(Top 10%)1145(Top 23%)
30K18.64 mi3.11 mi7745+1191021+101021+107526(Top 28%)1114(Top 10%)1114(Top 23%)
20M20.00 mi1.36 mi7634+1111001+201001+206616(Top 25%)895(Top 8%)895(Top 18%)
21M21.00 mi1.00 mi7533+101986+15986+156569(Top 25%)966(Top 8%)966(Top 20%)
35K21.75 mi0.75 mi7507+26989-3989-37359(Top 28%)1234(Top 11%)1234(Top 25%)
23M23.00 mi1.25 mi7430+77980+9980+97109(Top 27%)1206(Top 11%)1206(Top 25%)
24M24.00 mi1.00 mi7347+83971+9971+96177(Top 23%)969(Top 8%)969(Top 20%)
40K24.85 mi0.85 mi7286+61970+1970+16274(Top 24%)1070(Top 9%)1070(Top 22%)
25.2M25.20 mi0.35 mi7207+79952+18952+184182(Top 16%)508(Top 4%)508(Top 10%)
Finish26.22 mi1.02 mi7133+74955-3955-36422(Top 24%)1200(Top 11%)1200(Top 25%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21stories
+97ft-345ft

Overall

7912

Females

1041

F18-39

1041

5K→10K

3.1 - 6.2 mi

Top 30%
×5stories
+79ft-138ft

Overall

8027

Females

1056

F18-39

1056

10K→15K

6.2 - 9.3 mi

Top 30%
×3stories
+67ft-78ft

Overall

7912

Females

1041

F18-39

1041

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

7921

Females

1076

F18-39

1076

20K→Half

12.4 - 13.1 mi

Top 30%
×2stories
+19ft-37ft

Overall

7959

Females

1068

F18-39

1068

Half→25K

13.1 - 15.5 mi

Top 30%
×4stories
+66ft-88ft

Overall

7887

Females

1145

F18-39

1145

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7526

Females

1114

F18-39

1114

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

6616

Females

895

F18-39

895

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

6569

Females

966

F18-39

966

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7359

Females

1234

F18-39

1234

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7109

Females

1206

F18-39

1206

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6177

Females

969

F18-39

969

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6274

Females

1070

F18-39

1070

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4182

Females

508

F18-39

508

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6422

Females

1200

F18-39

1200

Passing Analysis

Category:
Athletes Passed
1656
Passed By
755
Net Change
+901
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8034
5K → 10K233218+15#8034#8019
10K → 15K155118+37#8019#7982
15K → 20K15975+84#7982#7898
20K → Half2026-6#7898#7904
Half → 25K11575+40#7904#7864
25K → 30K19475+119#7864#7745
30K → 20M12817+111#7745#7634
20M → 21M12019+101#7634#7533
21M → 35K4923+26#7533#7507
35K → 23M10730+77#7507#7430
23M → 24M10118+83#7430#7347
24M → 40K8221+61#7347#7286
40K → 25.2M790+79#7286#7207
25.2M → Finish11440+74#7207#7133
TOTALS1656755+901
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing