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BOSTON MARATHON 2024

Jie Chen

Bib: 21767•F

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 44%
Division (F50-54)
#0 / 1187
Top 40%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:06
Rank: #18928
Start → 5K
27:06 | 8:43/mi
10K· 6.21 mi
54:12
Rank: #18709 (+219)
5K → 10K
27:06 | 8:43/mi
15K· 9.32 mi
1:21:16
Rank: #18271 (+438)
10K → 15K
27:04 | 8:43/mi
20K· 12.43 mi
1:48:40
Rank: #17740 (+531)
15K → 20K
27:24 | 8:49/mi
Half· 13.11 mi
1:54:35
Rank: #17676 (+64)
20K → Half
5:55 | 8:40/mi
25K· 15.53 mi
2:16:13
Rank: #17196 (+480)
Half → 25K
21:38 | 8:55/mi
30K· 18.64 mi
2:45:21
Rank: #16734 (+462)
25K → 30K
29:08 | 9:23/mi
20M
2:58:48
Rank: #16707 (+27)
30K → 20M
13:27 | 9:54/mi
21M
3:08:45
Rank: #16493 (+214)
20M → 21M
9:57 | 9:57/mi
35K· 21.75 mi
3:15:38
Rank: #16394 (+99)
21M → 35K
6:53 | 9:12/mi
23M
3:27:22
Rank: #16193 (+201)
35K → 23M
11:44 | 9:22/mi
24M
3:36:19
Rank: #15989 (+204)
23M → 24M
8:57 | 8:57/mi
40K· 24.85 mi
3:44:04
Rank: #15772 (+217)
24M → 40K
7:45 | 9:04/mi
25.2M
3:47:39
Rank: #15702 (+70)
40K → 25.2M
3:35 | 10:23/mi
Finish· 26.22 mi
3:56:52
Rank: #15646 (+56)
25.2M → Finish
9:13 | 9:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:35
Pace8:44 /mi
2nd Half
Distance13.11 mi
Time2:02:17
Pace9:20 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:4427:068:4327:06
8:43
-
10K
6.21 mi11:51:5054:128:4327:06
8:43
0:00
15K
9.32 mi12:18:541:21:168:4327:04
8:43
0:00
20K
12.43 mi12:46:181:48:408:4527:24
8:49
+0:06
Half
13.11 mi12:52:131:54:358:445:55
8:40
-0:09
25K
15.53 mi13:13:512:16:138:4621:38
8:55
+0:15
30K
18.64 mi13:42:592:45:218:5229:08
9:23
+0:28
20M
20.00 mi13:56:262:58:488:5613:27
9:54
+0:31
21M
21.00 mi14:06:233:08:458:599:57
9:57
+0:03
35K
21.75 mi14:13:163:15:389:006:53
9:12
-0:45
23M
23.00 mi14:25:003:27:229:0111:44
9:22
+0:10
24M
24.00 mi14:33:573:36:199:018:57
8:57
-0:25
40K
24.85 mi14:41:423:44:049:017:45
9:04
+0:07
25.2M
25.20 mi14:45:173:47:399:023:35
10:23
+1:19
Finish
26.22 mi14:54:303:56:529:029:13
9:03
-1:20

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

8:40 /mi

Average Pace

9:02 /mi

Slowest Pace

10:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:29:53

89% of race

Time at Steady Pace

23:24

10% of race

Time at Slower Pace

3:35

2% of race

Average Pace: 9:02 /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 mi11:24:4427:068:4327:06
8:43
#18928
10K
6.21 mi11:51:5054:128:4327:06
8:43
#18709
15K
9.32 mi12:18:541:21:168:4327:04
8:43
#18271
20K
12.43 mi12:46:181:48:408:4527:24
8:49
#17740
Half
13.11 mi12:52:131:54:358:445:55
8:40
#17676
25K
15.53 mi13:13:512:16:138:4621:38
8:55
#17196
30K
18.64 mi13:42:592:45:218:5229:08
9:23
#16734
20M
20.00 mi13:56:262:58:488:5613:27
9:54
#16707
21M
21.00 mi14:06:233:08:458:599:57
9:57
#16493
35K
21.75 mi14:13:163:15:389:006:53
9:12
#16394
23M
23.00 mi14:25:003:27:229:0111:44
9:22
#16193
24M
24.00 mi14:33:573:36:199:018:57
8:57
#15989
40K
24.85 mi14:41:423:44:049:017:45
9:04
#15772
25.2M
25.20 mi14:45:173:47:399:023:35
10:23
#15702
Finish
26.22 mi14:54:303:56:529:029:13
9:03
#15646
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi189287302730217555(Top 69%)6456(Top 59%)6456(Top 544%)
10K6.21 mi3.10 mi18709+2197164+1387164+13818484(Top 72%)7010(Top 64%)7010(Top 591%)
15K9.32 mi3.11 mi18271+4386892+2726892+27217555(Top 69%)6456(Top 59%)6456(Top 544%)
20K12.43 mi3.11 mi17740+5316600+2926600+29216500(Top 65%)5893(Top 54%)5893(Top 496%)
Half13.11 mi0.68 mi17676+646567+336567+3316700(Top 65%)6037(Top 55%)6037(Top 509%)
25K15.53 mi2.42 mi17196+4806310+2576310+25715179(Top 59%)5277(Top 48%)5277(Top 445%)
30K18.64 mi3.11 mi16734+4626106+2046106+20414959(Top 59%)5393(Top 49%)5393(Top 454%)
20M20.00 mi1.36 mi16707+276126-206126-2016127(Top 63%)6273(Top 57%)6273(Top 528%)
21M21.00 mi1.00 mi16493+2146025+1016025+10112794(Top 50%)4687(Top 43%)4687(Top 395%)
35K21.75 mi0.75 mi16394+995984+415984+4114281(Top 56%)5477(Top 50%)5477(Top 461%)
23M23.00 mi1.25 mi16193+2015914+705914+7012954(Top 51%)4889(Top 45%)4889(Top 412%)
24M24.00 mi1.00 mi15989+2045839+755839+7511922(Top 47%)4371(Top 40%)4371(Top 368%)
40K24.85 mi0.85 mi15772+2175749+905749+9011209(Top 44%)4163(Top 38%)4163(Top 351%)
25.2M25.20 mi0.35 mi15702+705722+275722+2712499(Top 49%)4864(Top 45%)4864(Top 410%)
Finish26.22 mi1.02 mi15646+565716+65716+614445(Top 57%)5700(Top 52%)5700(Top 480%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21stories
+97ft-345ft

Overall

17555

Females

6456

F50-54

6456

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

18484

Females

7010

F50-54

7010

10K→15K

6.2 - 9.3 mi

Top 69%
×3stories
+67ft-78ft

Overall

17555

Females

6456

F50-54

6456

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

16500

Females

5893

F50-54

5893

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

16700

Females

6037

F50-54

6037

Half→25K

13.1 - 15.5 mi

Top 59%
×4stories
+66ft-88ft

Overall

15179

Females

5277

F50-54

5277

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

14959

Females

5393

F50-54

5393

30K→20M

18.6 - 20.0 mi

Top 63%
×5stories
+64ft-50ft

Overall

16127

Females

6273

F50-54

6273

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

12794

Females

4687

F50-54

4687

21M→35K

21.0 - 21.8 mi

Top 56%
×7stories
+17ft-86ft

Overall

14281

Females

5477

F50-54

5477

35K→23M

21.8 - 23.0 mi

Top 51%
×5stories
+23ft-63ft

Overall

12954

Females

4889

F50-54

4889

23M→24M

23.0 - 24.0 mi

Top 47%
×6stories
+12ft-82ft

Overall

11922

Females

4371

F50-54

4371

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11209

Females

4163

F50-54

4163

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

12499

Females

4864

F50-54

4864

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2stories
+22ft-21ft

Overall

14445

Females

5700

F50-54

5700

Passing Analysis

Category:
Athletes Passed
3831
Passed By
549
Net Change
+3282
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18928
5K → 10K404185+219#18928#18709
10K → 15K47537+438#18709#18271
15K → 20K56130+531#18271#17740
20K → Half7511+64#17740#17676
Half → 25K49818+480#17676#17196
25K → 30K51957+462#17196#16734
30K → 20M12598+27#16734#16707
20M → 21M23420+214#16707#16493
21M → 35K12122+99#16493#16394
35K → 23M22120+201#16394#16193
23M → 24M2073+204#16193#15989
24M → 40K2192+217#15989#15772
40K → 25.2M733+70#15772#15702
25.2M → Finish9943+56#15702#15646
TOTALS3831549+3282
📊

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