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BOSTON MARATHON 2024

Judy Feng

Bib: 14743•F

NY

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 42%
Gender (Female)
#0 / 10924
Top 28%
Division (F18-39)
#0 / 4660
Top 44%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:27
Rank: #11176
Start → 5K
23:27 | 7:33/mi
10K· 6.21 mi
46:48
Rank: #10754 (+422)
5K → 10K
23:21 | 7:31/mi
15K· 9.32 mi
1:10:12
Rank: #10444 (+310)
10K → 15K
23:24 | 7:32/mi
20K· 12.43 mi
1:34:04
Rank: #10174 (+270)
15K → 20K
23:52 | 7:41/mi
Half· 13.11 mi
1:39:12
Rank: #10126 (+48)
20K → Half
5:08 | 7:31/mi
25K· 15.53 mi
1:58:37
Rank: #10063 (+63)
Half → 25K
19:25 | 8:00/mi
30K· 18.64 mi
2:25:36
Rank: #10315 (-252)
25K → 30K
26:59 | 8:41/mi
20M
2:37:48
Rank: #10430 (-115)
30K → 20M
12:12 | 8:59/mi
21M
2:47:43
Rank: #10538 (-108)
20M → 21M
9:55 | 9:55/mi
35K· 21.75 mi
2:54:06
Rank: #10507 (+31)
21M → 35K
6:23 | 8:32/mi
23M
3:05:53
Rank: #10666 (-159)
35K → 23M
11:47 | 9:25/mi
24M
3:14:33
Rank: #10621 (+45)
23M → 24M
8:40 | 8:40/mi
40K· 24.85 mi
3:22:19
Rank: #10617 (+4)
24M → 40K
7:46 | 9:05/mi
25.2M
3:26:00
Rank: #10682 (-65)
40K → 25.2M
3:41 | 10:41/mi
Finish· 26.22 mi
3:34:24
Rank: #10625 (+57)
25.2M → Finish
8:24 | 8:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:12
Pace7:34 /mi
2nd Half
Distance13.11 mi
Time1:55:12
Pace8:47 /mi
📊Positive Split: 16.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:0323:277:3323:27
7:33
-
10K
6.21 mi11:18:2446:487:3223:21
7:31
-0:02
15K
9.32 mi11:41:481:10:127:3223:24
7:32
+0:01
20K
12.43 mi12:05:401:34:047:3423:52
7:41
+0:09
Half
13.11 mi12:10:481:39:127:345:08
7:31
-0:10
25K
15.53 mi12:30:131:58:377:3819:25
8:00
+0:29
30K
18.64 mi12:57:122:25:367:4926:59
8:41
+0:41
20M
20.00 mi13:09:242:37:487:5312:12
8:59
+0:18
21M
21.00 mi13:19:192:47:437:599:55
9:55
+0:56
35K
21.75 mi13:25:422:54:068:006:23
8:32
-1:23
23M
23.00 mi13:37:293:05:538:0511:47
9:25
+0:53
24M
24.00 mi13:46:093:14:338:068:40
8:40
-0:45
40K
24.85 mi13:53:553:22:198:087:46
9:05
+0:25
25.2M
25.20 mi13:57:363:26:008:103:41
10:41
+1:36
Finish
26.22 mi14:06:003:34:248:118:24
8:15
-2:26

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

7:31 /mi

Average Pace

8:11 /mi

Slowest Pace

10:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:37

55% of race

Time at Steady Pace

1:02:38

29% of race

Time at Slower Pace

33:09

15% of race

Average Pace: 8:11 /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 mi10:55:0323:277:3323:27
7:33
#11176
10K
6.21 mi11:18:2446:487:3223:21
7:31
#10754
15K
9.32 mi11:41:481:10:127:3223:24
7:32
#10444
20K
12.43 mi12:05:401:34:047:3423:52
7:41
#10174
Half
13.11 mi12:10:481:39:127:345:08
7:31
#10126
25K
15.53 mi12:30:131:58:377:3819:25
8:00
#10063
30K
18.64 mi12:57:122:25:367:4926:59
8:41
#10315
20M
20.00 mi13:09:242:37:487:5312:12
8:59
#10430
21M
21.00 mi13:19:192:47:437:599:55
9:55
#10538
35K
21.75 mi13:25:422:54:068:006:23
8:32
#10507
23M
23.00 mi13:37:293:05:538:0511:47
9:25
#10666
24M
24.00 mi13:46:093:14:338:068:40
8:40
#10621
40K
24.85 mi13:53:553:22:198:087:46
9:05
#10617
25.2M
25.20 mi13:57:363:26:008:103:41
10:41
#10682
Finish
26.22 mi14:06:003:34:248:118:24
8:15
#10625
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi11176265626569951(Top 39%)2153(Top 20%)2153(Top 46%)
10K6.21 mi3.10 mi10754+4222478+1782478+17810420(Top 41%)2313(Top 21%)2313(Top 50%)
15K9.32 mi3.11 mi10444+3102318+1602318+1609951(Top 39%)2153(Top 20%)2153(Top 46%)
20K12.43 mi3.11 mi10174+2702244+742244+749635(Top 38%)2143(Top 20%)2143(Top 46%)
Half13.11 mi0.68 mi10126+482223+212223+219385(Top 37%)2017(Top 18%)2017(Top 43%)
25K15.53 mi2.42 mi10063+632250-272250-2710268(Top 40%)2623(Top 24%)2623(Top 56%)
30K18.64 mi3.11 mi10315-2522491-2412491-24111608(Top 45%)3518(Top 32%)3518(Top 75%)
20M20.00 mi1.36 mi10430-1152592-1012592-10112013(Top 47%)4025(Top 37%)4025(Top 86%)
21M21.00 mi1.00 mi10538-1082706-1142706-11412656(Top 50%)4604(Top 42%)4604(Top 99%)
35K21.75 mi0.75 mi10507+312722-162722-1610938(Top 43%)3706(Top 34%)3706(Top 80%)
23M23.00 mi1.25 mi10666-1592863-1412863-14113113(Top 51%)4958(Top 45%)4958(Top 106%)
24M24.00 mi1.00 mi10621+452885-222885-2210407(Top 41%)3636(Top 33%)3636(Top 78%)
40K24.85 mi0.85 mi10617+42939-542939-5411270(Top 44%)4174(Top 38%)4174(Top 90%)
25.2M25.20 mi0.35 mi10682-652989-502989-5013444(Top 53%)5276(Top 48%)5276(Top 113%)
Finish26.22 mi1.02 mi10625+573006-173006-1710013(Top 39%)3526(Top 32%)3526(Top 76%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

9951

Females

2153

F18-39

2153

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

10420

Females

2313

F18-39

2313

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

9951

Females

2153

F18-39

2153

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

9635

Females

2143

F18-39

2143

20K→Half

12.4 - 13.1 mi

Top 37%
×2stories
+19ft-37ft

Overall

9385

Females

2017

F18-39

2017

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10268

Females

2623

F18-39

2623

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

11608

Females

3518

F18-39

3518

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

12013

Females

4025

F18-39

4025

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

12656

Females

4604

F18-39

4604

21M→35K

21.0 - 21.8 mi

Top 43%
×7stories
+17ft-86ft

Overall

10938

Females

3706

F18-39

3706

35K→23M

21.8 - 23.0 mi

Top 51%
×5stories
+23ft-63ft

Overall

13113

Females

4958

F18-39

4958

23M→24M

23.0 - 24.0 mi

Top 41%
×6stories
+12ft-82ft

Overall

10407

Females

3636

F18-39

3636

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11270

Females

4174

F18-39

4174

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

13444

Females

5276

F18-39

5276

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

10013

Females

3526

F18-39

3526

Passing Analysis

Category:
Athletes Passed
2527*
Passed By
1973
Net Change
+551
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11176
5K → 10K528106+422#11176#10754
10K → 15K38373+310#10754#10444
15K → 20K36292+270#10444#10174
20K → Half6416+48#10174#10126
Half → 25K227163+63#10126#10063
25K → 30K204455-252#10063#10315
30K → 20M110224-115#10315#10430
20M → 21M101209-108#10430#10538
21M → 35K8958+31#10538#10507
35K → 23M94253-159#10507#10666
23M → 24M12883+45#10666#10621
24M → 40K102*98+4#10621#10617
40K → 25.2M2388-65#10617#10682
25.2M → Finish11255+57#10682#10625
TOTALS2527*1973+551

* 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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing