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BOSTON MARATHON 2024

Yi Fan Chen

Bib: 17698•F

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 45%
Gender (Female)
#0 / 10924
Top 31%
Division (F18-39)
#0 / 4660
Top 48%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:31
Rank: #11332
Start → 5K
23:31 | 7:34/mi
10K· 6.21 mi
47:48
Rank: #12036 (-704)
5K → 10K
24:17 | 7:49/mi
15K· 9.32 mi
1:12:09
Rank: #12064 (-28)
10K → 15K
24:21 | 7:50/mi
20K· 12.43 mi
1:36:55
Rank: #11890 (+174)
15K → 20K
24:46 | 7:58/mi
Half· 13.11 mi
1:42:11
Rank: #11824 (+66)
20K → Half
5:16 | 7:43/mi
25K· 15.53 mi
2:02:18
Rank: #11781 (+43)
Half → 25K
20:07 | 8:18/mi
30K· 18.64 mi
2:29:32
Rank: #11824 (-43)
25K → 30K
27:14 | 8:46/mi
20M
2:41:56
Rank: #11862 (-38)
30K → 20M
12:24 | 9:07/mi
21M
2:51:24
Rank: #11752 (+110)
20M → 21M
9:28 | 9:28/mi
35K· 21.75 mi
2:57:46
Rank: #11680 (+72)
21M → 35K
6:22 | 8:31/mi
23M
3:09:08
Rank: #11620 (+60)
35K → 23M
11:22 | 9:05/mi
24M
3:17:50
Rank: #11527 (+93)
23M → 24M
8:42 | 8:42/mi
40K· 24.85 mi
3:25:39
Rank: #11484 (+43)
24M → 40K
7:49 | 9:09/mi
25.2M
3:29:09
Rank: #11470 (+14)
40K → 25.2M
3:30 | 10:09/mi
Finish· 26.22 mi
3:37:49
Rank: #11439 (+31)
25.2M → Finish
8:40 | 8:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:11
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:55:38
Pace8:49 /mi
📊Positive Split: 13.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:0023:317:3423:31
7:34
-
10K
6.21 mi11:38:1747:487:4224:17
7:49
+0:15
15K
9.32 mi12:02:381:12:097:4424:21
7:50
+0:01
20K
12.43 mi12:27:241:36:557:4824:46
7:58
+0:08
Half
13.11 mi12:32:401:42:117:485:16
7:43
-0:15
25K
15.53 mi12:52:472:02:187:5220:07
8:18
+0:35
30K
18.64 mi13:20:012:29:328:0127:14
8:46
+0:28
20M
20.00 mi13:32:252:41:568:0612:24
9:07
+0:21
21M
21.00 mi13:41:532:51:248:109:28
9:28
+0:21
35K
21.75 mi13:48:152:57:468:106:22
8:31
-0:57
23M
23.00 mi13:59:373:09:088:1311:22
9:05
+0:34
24M
24.00 mi14:08:193:17:508:158:42
8:42
-0:23
40K
24.85 mi14:16:083:25:398:167:49
9:09
+0:27
25.2M
25.20 mi14:19:383:29:098:183:30
10:09
+1:00
Finish
26.22 mi14:28:183:37:498:198:40
8:30
-1:39

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

7:34 /mi

Average Pace

8:19 /mi

Slowest Pace

10:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:11

47% of race

Time at Steady Pace

1:11:05

33% of race

Time at Slower Pace

44:33

20% of race

Average Pace: 8:18 /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 mi11:14:0023:317:3423:31
7:34
#11332
10K
6.21 mi11:38:1747:487:4224:17
7:49
#12036
15K
9.32 mi12:02:381:12:097:4424:21
7:50
#12064
20K
12.43 mi12:27:241:36:557:4824:46
7:58
#11890
Half
13.11 mi12:32:401:42:117:485:16
7:43
#11824
25K
15.53 mi12:52:472:02:187:5220:07
8:18
#11781
30K
18.64 mi13:20:012:29:328:0127:14
8:46
#11824
20M
20.00 mi13:32:252:41:568:0612:24
9:07
#11862
21M
21.00 mi13:41:532:51:248:109:28
9:28
#11752
35K
21.75 mi13:48:152:57:468:106:22
8:31
#11680
23M
23.00 mi13:59:373:09:088:1311:22
9:05
#11620
24M
24.00 mi14:08:193:17:508:158:42
8:42
#11527
40K
24.85 mi14:16:083:25:398:167:49
9:09
#11484
25.2M
25.20 mi14:19:383:29:098:183:30
10:09
#11470
Finish
26.22 mi14:28:183:37:498:198:40
8:30
#11439
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi113322747274712253(Top 48%)3389(Top 31%)3389(Top 73%)
10K6.21 mi3.10 mi12036-7043193-4463193-44612804(Top 50%)3652(Top 33%)3652(Top 78%)
15K9.32 mi3.11 mi12064-283239-463239-4612253(Top 48%)3389(Top 31%)3389(Top 73%)
20K12.43 mi3.11 mi11890+1743152+873152+8711643(Top 46%)3136(Top 29%)3136(Top 67%)
Half13.11 mi0.68 mi11824+663134+183134+1810818(Top 42%)2715(Top 25%)2715(Top 58%)
25K15.53 mi2.42 mi11781+433146-123146-1211968(Top 47%)3499(Top 32%)3499(Top 75%)
30K18.64 mi3.11 mi11824-433250-1043250-10412027(Top 47%)3751(Top 34%)3751(Top 80%)
20M20.00 mi1.36 mi11862-383329-793329-7912760(Top 50%)4435(Top 41%)4435(Top 95%)
21M21.00 mi1.00 mi11752+1103332-33332-310711(Top 42%)3584(Top 33%)3584(Top 77%)
35K21.75 mi0.75 mi11680+723320+123320+1210828(Top 42%)3657(Top 33%)3657(Top 78%)
23M23.00 mi1.25 mi11620+603367-473367-4711580(Top 45%)4195(Top 38%)4195(Top 90%)
24M24.00 mi1.00 mi11527+933366+13366+110602(Top 41%)3727(Top 34%)3727(Top 80%)
40K24.85 mi0.85 mi11484+433389-233389-2311519(Top 45%)4300(Top 39%)4300(Top 92%)
25.2M25.20 mi0.35 mi11470+143396-73396-711549(Top 45%)4353(Top 40%)4353(Top 93%)
Finish26.22 mi1.02 mi11439+313432-363432-3611549(Top 45%)4247(Top 39%)4247(Top 91%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21stories
+97ft-345ft

Overall

12253

Females

3389

F18-39

3389

5K→10K

3.1 - 6.2 mi

Top 50%
×5stories
+79ft-138ft

Overall

12804

Females

3652

F18-39

3652

10K→15K

6.2 - 9.3 mi

Top 48%
×3stories
+67ft-78ft

Overall

12253

Females

3389

F18-39

3389

15K→20K

9.3 - 12.4 mi

Top 46%
×5stories
+106ft-86ft

Overall

11643

Females

3136

F18-39

3136

20K→Half

12.4 - 13.1 mi

Top 42%
×2stories
+19ft-37ft

Overall

10818

Females

2715

F18-39

2715

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

11968

Females

3499

F18-39

3499

25K→30K

15.5 - 18.6 mi

Top 47%
×9stories
+181ft-148ft

Overall

12027

Females

3751

F18-39

3751

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

12760

Females

4435

F18-39

4435

20M→21M

20.0 - 21.0 mi

Top 42%
×8stories
+106ft-24ft

Overall

10711

Females

3584

F18-39

3584

21M→35K

21.0 - 21.8 mi

Top 42%
×7stories
+17ft-86ft

Overall

10828

Females

3657

F18-39

3657

35K→23M

21.8 - 23.0 mi

Top 45%
×5stories
+23ft-63ft

Overall

11580

Females

4195

F18-39

4195

23M→24M

23.0 - 24.0 mi

Top 41%
×6stories
+12ft-82ft

Overall

10602

Females

3727

F18-39

3727

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

11519

Females

4300

F18-39

4300

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

11549

Females

4353

F18-39

4353

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2stories
+22ft-21ft

Overall

11549

Females

4247

F18-39

4247

Passing Analysis

Category:
Athletes Passed
2233
Passed By
2340
Net Change
-107
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11332
5K → 10K85789-704#11332#12036
10K → 15K221249-28#12036#12064
15K → 20K310136+174#12064#11890
20K → Half7711+66#11890#11824
Half → 25K241198+43#11824#11781
25K → 30K286329-43#11781#11824
30K → 20M133171-38#11824#11862
20M → 21M18171+110#11862#11752
21M → 35K10836+72#11752#11680
35K → 23M174114+60#11680#11620
23M → 24M14653+93#11620#11527
24M → 40K11774+43#11527#11484
40K → 25.2M4531+14#11484#11470
25.2M → Finish10978+31#11470#11439
TOTALS22332340-107
📊

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