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BOSTON MARATHON 2024

Bailin Cong

Bib: 17801•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 49%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M55-59)
#0 / 1529
Top 42%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:45
Rank: #11871
Start → 5K
23:45 | 7:39/mi
10K· 6.21 mi
47:39
Rank: #11803 (+68)
5K → 10K
23:54 | 7:42/mi
15K· 9.32 mi
1:11:56
Rank: #11883 (-80)
10K → 15K
24:17 | 7:49/mi
20K· 12.43 mi
1:36:53
Rank: #11858 (+25)
15K → 20K
24:57 | 8:02/mi
Half· 13.11 mi
1:42:15
Rank: #11851 (+7)
20K → Half
5:22 | 7:52/mi
25K· 15.53 mi
2:01:46
Rank: #11550 (+301)
Half → 25K
19:31 | 8:03/mi
30K· 18.64 mi
2:28:16
Rank: #11319 (+231)
25K → 30K
26:30 | 8:32/mi
20M
2:40:10
Rank: #11248 (+71)
30K → 20M
11:54 | 8:45/mi
21M
2:49:58
Rank: #11288 (-40)
20M → 21M
9:48 | 9:48/mi
35K· 21.75 mi
2:56:31
Rank: #11283 (+5)
21M → 35K
6:33 | 8:45/mi
23M
3:08:32
Rank: #11444 (-161)
35K → 23M
12:01 | 9:36/mi
24M
3:18:17
Rank: #11644 (-200)
23M → 24M
9:45 | 9:45/mi
40K· 24.85 mi
3:27:02
Rank: #11861 (-217)
24M → 40K
8:45 | 10:14/mi
25.2M
3:31:14
Rank: #12019 (-158)
40K → 25.2M
4:12 | 12:11/mi
Finish· 26.22 mi
3:42:02
Rank: #12445 (-426)
25.2M → Finish
10:48 | 10:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:15
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:59:47
Pace9:08 /mi
📊Positive Split: 17.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4823:457:3923:45
7:39
-
10K
6.21 mi11:38:4247:397:4023:54
7:42
+0:03
15K
9.32 mi12:02:591:11:567:4324:17
7:49
+0:07
20K
12.43 mi12:27:561:36:537:4824:57
8:02
+0:13
Half
13.11 mi12:33:181:42:157:485:22
7:52
-0:10
25K
15.53 mi12:52:492:01:467:5019:31
8:03
+0:11
30K
18.64 mi13:19:192:28:167:5726:30
8:32
+0:29
20M
20.00 mi13:31:132:40:108:0011:54
8:45
+0:13
21M
21.00 mi13:41:012:49:588:069:48
9:48
+1:03
35K
21.75 mi13:47:342:56:318:076:33
8:45
-1:03
23M
23.00 mi13:59:353:08:328:1212:01
9:36
+0:51
24M
24.00 mi14:09:203:18:178:169:45
9:45
+0:09
40K
24.85 mi14:18:053:27:028:208:45
10:14
+0:29
25.2M
25.20 mi14:22:173:31:148:234:12
12:11
+1:57
Finish
26.22 mi14:33:053:42:028:2810:48
10:36
-1:35

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

7:39 /mi

Average Pace

8:28 /mi

Slowest Pace

12:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:46

55% of race

Time at Steady Pace

44:57

20% of race

Time at Slower Pace

55:19

25% of race

Average Pace: 8:28 /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 mi11:14:4823:457:3923:45
7:39
#11871
10K
6.21 mi11:38:4247:397:4023:54
7:42
#11803
15K
9.32 mi12:02:591:11:567:4324:17
7:49
#11883
20K
12.43 mi12:27:561:36:537:4824:57
8:02
#11858
Half
13.11 mi12:33:181:42:157:485:22
7:52
#11851
25K
15.53 mi12:52:492:01:467:5019:31
8:03
#11550
30K
18.64 mi13:19:192:28:167:5726:30
8:32
#11319
20M
20.00 mi13:31:132:40:108:0011:54
8:45
#11248
21M
21.00 mi13:41:012:49:588:069:48
9:48
#11288
35K
21.75 mi13:47:342:56:318:076:33
8:45
#11283
23M
23.00 mi13:59:353:08:328:1212:01
9:36
#11444
24M
24.00 mi14:09:203:18:178:169:45
9:45
#11644
40K
24.85 mi14:18:053:27:028:208:45
10:14
#11861
25.2M
25.20 mi14:22:173:31:148:234:12
12:11
#12019
Finish
26.22 mi14:33:053:42:028:2810:48
10:36
#12445
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi118718791879112048(Top 47%)8749(Top 60%)8749(Top 572%)
10K6.21 mi3.10 mi11803+688719+728719+7211792(Top 46%)8684(Top 60%)8684(Top 568%)
15K9.32 mi3.11 mi11883-808713+68713+612048(Top 47%)8749(Top 60%)8749(Top 572%)
20K12.43 mi3.11 mi11858+258696+178696+1712043(Top 47%)8671(Top 59%)8671(Top 567%)
Half13.11 mi0.68 mi11851+78679+178679+1711781(Top 46%)8543(Top 59%)8543(Top 559%)
25K15.53 mi2.42 mi11550+3018516+1638516+16310506(Top 41%)7751(Top 53%)7751(Top 507%)
30K18.64 mi3.11 mi11319+2318299+2178299+21710805(Top 42%)7684(Top 53%)7684(Top 503%)
20M20.00 mi1.36 mi11248+718210+898210+8910861(Top 43%)7445(Top 51%)7445(Top 487%)
21M21.00 mi1.00 mi11288-408182+288182+2812129(Top 47%)7776(Top 53%)7776(Top 509%)
35K21.75 mi0.75 mi11283+58145+378145+3712088(Top 47%)7726(Top 53%)7726(Top 505%)
23M23.00 mi1.25 mi11444-1618146-18146-113898(Top 54%)8505(Top 58%)8505(Top 556%)
24M24.00 mi1.00 mi11644-2008189-438189-4315428(Top 60%)9230(Top 63%)9230(Top 604%)
40K24.85 mi0.85 mi11861-2178245-568245-5615790(Top 62%)9356(Top 64%)9356(Top 612%)
25.2M25.20 mi0.35 mi12019-1588294-498294-4917715(Top 69%)10269(Top 70%)10269(Top 672%)
Finish26.22 mi1.02 mi12445-4268447-1538447-15320276(Top 79%)11610(Top 80%)11610(Top 759%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21stories
+97ft-345ft

Overall

12048

Males

8749

M55-59

8749

5K→10K

3.1 - 6.2 mi

Top 46%
×5stories
+79ft-138ft

Overall

11792

Males

8684

M55-59

8684

10K→15K

6.2 - 9.3 mi

Top 47%
×3stories
+67ft-78ft

Overall

12048

Males

8749

M55-59

8749

15K→20K

9.3 - 12.4 mi

Top 47%
×5stories
+106ft-86ft

Overall

12043

Males

8671

M55-59

8671

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

11781

Males

8543

M55-59

8543

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

10506

Males

7751

M55-59

7751

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

10805

Males

7684

M55-59

7684

30K→20M

18.6 - 20.0 mi

Top 43%
×5stories
+64ft-50ft

Overall

10861

Males

7445

M55-59

7445

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

12129

Males

7776

M55-59

7776

21M→35K

21.0 - 21.8 mi

Top 47%
×7stories
+17ft-86ft

Overall

12088

Males

7726

M55-59

7726

35K→23M

21.8 - 23.0 mi

Top 54%
×5stories
+23ft-63ft

Overall

13898

Males

8505

M55-59

8505

23M→24M

23.0 - 24.0 mi

Top 60%
×6stories
+12ft-82ft

Overall

15428

Males

9230

M55-59

9230

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

15790

Males

9356

M55-59

9356

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

17715

Males

10269

M55-59

10269

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2stories
+22ft-21ft

Overall

20276

Males

11610

M55-59

11610

Passing Analysis

Category:
Athletes Passed
2235
Passed By
2809
Net Change
-574
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11871
5K → 10K320252+68#11871#11803
10K → 15K212292-80#11803#11883
15K → 20K236211+25#11883#11858
20K → Half4538+7#11858#11851
Half → 25K36766+301#11851#11550
25K → 30K410179+231#11550#11319
30K → 20M182111+71#11319#11248
20M → 21M136176-40#11248#11288
21M → 35K8580+5#11288#11283
35K → 23M108269-161#11283#11444
23M → 24M46246-200#11444#11644
24M → 40K55272-217#11644#11861
40K → 25.2M14172-158#11861#12019
25.2M → Finish19445-426#12019#12445
TOTALS22352809-574
📊

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