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BOSTON MARATHON 2024

Ho Chaochia

Bib: 7492•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 37%
Gender (Male)
#0 / 14578
Top 48%
Masters (Masters Men)
#0 / 9729
Top 38%
Division (M40-44)
#0 / 2009
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:06
Rank: #5583
Start → 5K
21:06 | 6:47/mi
10K· 6.21 mi
42:34
Rank: #5816 (-233)
5K → 10K
21:28 | 6:55/mi
15K· 9.32 mi
1:04:58
Rank: #6395 (-579)
10K → 15K
22:24 | 7:13/mi
20K· 12.43 mi
1:28:36
Rank: #6962 (-567)
15K → 20K
23:38 | 7:36/mi
Half· 13.11 mi
1:33:46
Rank: #7087 (-125)
20K → Half
5:10 | 7:34/mi
25K· 15.53 mi
1:53:05
Rank: #7462 (-375)
Half → 25K
19:19 | 7:58/mi
30K· 18.64 mi
2:18:55
Rank: #7798 (-336)
25K → 30K
25:50 | 8:19/mi
20M
2:30:59
Rank: #8087 (-289)
30K → 20M
12:04 | 8:53/mi
21M
2:40:19
Rank: #8139 (-52)
20M → 21M
9:20 | 9:20/mi
35K· 21.75 mi
2:46:23
Rank: #8099 (+40)
21M → 35K
6:04 | 8:07/mi
23M
2:57:57
Rank: #8297 (-198)
35K → 23M
11:34 | 9:14/mi
24M
3:07:46
Rank: #8671 (-374)
23M → 24M
9:49 | 9:49/mi
40K· 24.85 mi
3:16:35
Rank: #9056 (-385)
24M → 40K
8:49 | 10:19/mi
25.2M
3:20:09
Rank: #9112 (-56)
40K → 25.2M
3:34 | 10:21/mi
Finish· 26.22 mi
3:29:16
Rank: #9355 (-243)
25.2M → Finish
9:07 | 8:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:46
Pace7:09 /mi
2nd Half
Distance13.11 mi
Time1:55:30
Pace8:49 /mi
📊Positive Split: 23.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:28:1621:066:4721:06
6:47
-
10K
6.21 mi10:49:4442:346:5121:28
6:55
+0:08
15K
9.32 mi11:12:081:04:586:5822:24
7:13
+0:18
20K
12.43 mi11:35:461:28:367:0823:38
7:36
+0:23
Half
13.11 mi11:40:561:33:467:095:10
7:34
-0:02
25K
15.53 mi12:00:151:53:057:1719:19
7:58
+0:24
30K
18.64 mi12:26:052:18:557:2725:50
8:19
+0:21
20M
20.00 mi12:38:092:30:597:3312:04
8:53
+0:34
21M
21.00 mi12:47:292:40:197:389:20
9:20
+0:27
35K
21.75 mi12:53:332:46:237:396:04
8:07
-1:13
23M
23.00 mi13:05:072:57:577:4411:34
9:14
+1:07
24M
24.00 mi13:14:563:07:467:499:49
9:49
+0:35
40K
24.85 mi13:23:453:16:357:558:49
10:19
+0:30
25.2M
25.20 mi13:27:193:20:097:573:34
10:21
+0:02
Finish
26.22 mi13:36:263:29:167:599:07
8:57
-1:24

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

6:47 /mi

Average Pace

7:59 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:33:46

45% of race

Time at Steady Pace

1:03:17

30% of race

Time at Slower Pace

52:13

25% of race

Average Pace: 7:59 /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 mi10:28:1621:066:4721:06
6:47
#5583
10K
6.21 mi10:49:4442:346:5121:28
6:55
#5816
15K
9.32 mi11:12:081:04:586:5822:24
7:13
#6395
20K
12.43 mi11:35:461:28:367:0823:38
7:36
#6962
Half
13.11 mi11:40:561:33:467:095:10
7:34
#7087
25K
15.53 mi12:00:151:53:057:1719:19
7:58
#7462
30K
18.64 mi12:26:052:18:557:2725:50
8:19
#7798
20M
20.00 mi12:38:092:30:597:3312:04
8:53
#8087
21M
21.00 mi12:47:292:40:197:389:20
9:20
#8139
35K
21.75 mi12:53:332:46:237:396:04
8:07
#8099
23M
23.00 mi13:05:072:57:577:4411:34
9:14
#8297
24M
24.00 mi13:14:563:07:467:499:49
9:49
#8671
40K
24.85 mi13:23:453:16:357:558:49
10:19
#9056
25.2M
25.20 mi13:27:193:20:097:573:34
10:21
#9112
Finish
26.22 mi13:36:263:29:167:599:07
8:57
#9355
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5583512151217533(Top 29%)6426(Top 44%)6426(Top 320%)
10K6.21 mi3.10 mi5816-2335303-1825303-1826077(Top 24%)5470(Top 38%)5470(Top 272%)
15K9.32 mi3.11 mi6395-5795705-4025705-4027533(Top 29%)6426(Top 44%)6426(Top 320%)
20K12.43 mi3.11 mi6962-5676060-3556060-3559118(Top 36%)7229(Top 50%)7229(Top 360%)
Half13.11 mi0.68 mi7087-1256144-846144-849616(Top 38%)7479(Top 51%)7479(Top 372%)
25K15.53 mi2.42 mi7462-3756356-2126356-2129964(Top 39%)7473(Top 51%)7473(Top 372%)
30K18.64 mi3.11 mi7798-3366474-1186474-1189645(Top 38%)7099(Top 49%)7099(Top 353%)
20M20.00 mi1.36 mi8087-2896592-1186592-11811480(Top 45%)7702(Top 53%)7702(Top 383%)
21M21.00 mi1.00 mi8139-526565+276565+2710086(Top 39%)6782(Top 47%)6782(Top 338%)
35K21.75 mi0.75 mi8099+406518+476518+478447(Top 33%)5994(Top 41%)5994(Top 298%)
23M23.00 mi1.25 mi8297-1986562-446562-4412303(Top 48%)7712(Top 53%)7712(Top 384%)
24M24.00 mi1.00 mi8671-3746727-1656727-16515671(Top 61%)9350(Top 64%)9350(Top 465%)
40K24.85 mi0.85 mi9056-3856878-1516878-15116063(Top 63%)9486(Top 65%)9486(Top 472%)
25.2M25.20 mi0.35 mi9112-566885-76885-712186(Top 48%)7457(Top 51%)7457(Top 371%)
Finish26.22 mi1.02 mi9355-2436979-946979-9413901(Top 54%)8439(Top 58%)8439(Top 420%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21stories
+97ft-345ft

Overall

7533

Males

6426

M40-44

6426

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6077

Males

5470

M40-44

5470

10K→15K

6.2 - 9.3 mi

Top 29%
×3stories
+67ft-78ft

Overall

7533

Males

6426

M40-44

6426

15K→20K

9.3 - 12.4 mi

Top 36%
×5stories
+106ft-86ft

Overall

9118

Males

7229

M40-44

7229

20K→Half

12.4 - 13.1 mi

Top 38%
×2stories
+19ft-37ft

Overall

9616

Males

7479

M40-44

7479

Half→25K

13.1 - 15.5 mi

Top 39%
×4stories
+66ft-88ft

Overall

9964

Males

7473

M40-44

7473

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

9645

Males

7099

M40-44

7099

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

11480

Males

7702

M40-44

7702

20M→21M

20.0 - 21.0 mi

Top 39%
×8stories
+106ft-24ft

Overall

10086

Males

6782

M40-44

6782

21M→35K

21.0 - 21.8 mi

Top 33%
×7stories
+17ft-86ft

Overall

8447

Males

5994

M40-44

5994

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

12303

Males

7712

M40-44

7712

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

15671

Males

9350

M40-44

9350

24M→40K

24.0 - 24.9 mi

Top 63%
×1story
+6ft-20ft

Overall

16063

Males

9486

M40-44

9486

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

12186

Males

7457

M40-44

7457

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2stories
+22ft-21ft

Overall

13901

Males

8439

M40-44

8439

Passing Analysis

Category:
Athletes Passed
871
Passed By
4643
Net Change
-3772
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5583
5K → 10K107340-233#5583#5816
10K → 15K31610-579#5816#6395
15K → 20K56623-567#6395#6962
20K → Half6131-125#6962#7087
Half → 25K92467-375#7087#7462
25K → 30K146482-336#7462#7798
30K → 20M50339-289#7798#8087
20M → 21M107159-52#8087#8139
21M → 35K8545+40#8139#8099
35K → 23M77275-198#8099#8297
23M → 24M23397-374#8297#8671
24M → 40K27412-385#8671#9056
40K → 25.2M2884-56#9056#9112
25.2M → Finish36279-243#9112#9355
TOTALS8714643-3772
📊

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