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BOSTON MARATHON 2024

Zhengqi Xu

Bib: 1672•M

MI

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 3%
Gender (Male)
#0 / 14578
Top 5%
Division (M18-39)
#0 / 4849
Top 12%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:57
Rank: #1230
Start → 5K
18:57 | 6:06/mi
10K· 6.21 mi
37:55
Rank: #1202 (+28)
5K → 10K
18:58 | 6:06/mi
15K· 9.32 mi
57:05
Rank: #1193 (+9)
10K → 15K
19:10 | 6:10/mi
20K· 12.43 mi
1:16:31
Rank: #1187 (+6)
15K → 20K
19:26 | 6:15/mi
Half· 13.11 mi
1:20:44
Rank: #1176 (+11)
20K → Half
4:13 | 6:11/mi
25K· 15.53 mi
1:35:57
Rank: #1132 (+44)
Half → 25K
15:13 | 6:17/mi
30K· 18.64 mi
1:56:01
Rank: #1048 (+84)
25K → 30K
20:04 | 6:28/mi
20M
2:04:55
Rank: #989 (+59)
30K → 20M
8:54 | 6:33/mi
21M
2:11:41
Rank: #948 (+41)
20M → 21M
6:46 | 6:46/mi
35K· 21.75 mi
2:16:13
Rank: #909 (+39)
21M → 35K
4:32 | 6:04/mi
23M
2:24:16
Rank: #869 (+40)
35K → 23M
8:03 | 6:26/mi
24M
2:30:32
Rank: #833 (+36)
23M → 24M
6:16 | 6:16/mi
40K· 24.85 mi
2:35:54
Rank: #793 (+40)
24M → 40K
5:22 | 6:17/mi
25.2M
2:38:16
Rank: #780 (+13)
40K → 25.2M
2:22 | 6:52/mi
Finish· 26.22 mi
2:44:26
Rank: #751 (+29)
25.2M → Finish
6:10 | 6:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:44
Pace6:09 /mi
2nd Half
Distance13.11 mi
Time1:23:42
Pace6:23 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:2618:576:0618:57
6:06
-
10K
6.21 mi10:38:2437:556:0618:58
6:06
0:00
15K
9.32 mi10:57:3457:056:0719:10
6:10
+0:04
20K
12.43 mi11:17:001:16:316:0919:26
6:15
+0:05
Half
13.11 mi11:21:131:20:446:094:13
6:11
-0:04
25K
15.53 mi11:36:261:35:576:1115:13
6:17
+0:06
30K
18.64 mi11:56:301:56:016:1320:04
6:28
+0:11
20M
20.00 mi12:05:242:04:556:158:54
6:33
+0:05
21M
21.00 mi12:12:102:11:416:166:46
6:46
+0:13
35K
21.75 mi12:16:422:16:136:164:32
6:04
-0:42
23M
23.00 mi12:24:452:24:166:168:03
6:26
+0:22
24M
24.00 mi12:31:012:30:326:166:16
6:16
-0:10
40K
24.85 mi12:36:232:35:546:165:22
6:17
+0:01
25.2M
25.20 mi12:38:452:38:166:172:22
6:52
+0:35
Finish
26.22 mi12:44:552:44:266:176:10
6:03
-0:49

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

6:03 /mi

Average Pace

6:17 /mi

Slowest Pace

6:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:35:18

94% of race

Time at Steady Pace

9:08

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:16 /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 mi10:19:2618:576:0618:57
6:06
#1230
10K
6.21 mi10:38:2437:556:0618:58
6:06
#1202
15K
9.32 mi10:57:3457:056:0719:10
6:10
#1193
20K
12.43 mi11:17:001:16:316:0919:26
6:15
#1187
Half
13.11 mi11:21:131:20:446:094:13
6:11
#1176
25K
15.53 mi11:36:261:35:576:1115:13
6:17
#1132
30K
18.64 mi11:56:301:56:016:1320:04
6:28
#1048
20M
20.00 mi12:05:242:04:556:158:54
6:33
#989
21M
21.00 mi12:12:102:11:416:166:46
6:46
#948
35K
21.75 mi12:16:422:16:136:164:32
6:04
#909
23M
23.00 mi12:24:452:24:166:168:03
6:26
#869
24M
24.00 mi12:31:012:30:326:166:16
6:16
#833
40K
24.85 mi12:36:232:35:546:165:22
6:17
#793
25.2M
25.20 mi12:38:452:38:166:172:22
6:52
#780
Finish
26.22 mi12:44:552:44:266:176:10
6:03
#751
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1230118911891271(Top 5%)1232(Top 8%)1232(Top 25%)
10K6.21 mi3.10 mi1202+281162+271162+271163(Top 5%)1124(Top 8%)1124(Top 23%)
15K9.32 mi3.11 mi1193+91154+81154+81271(Top 5%)1232(Top 8%)1232(Top 25%)
20K12.43 mi3.11 mi1187+61148+61148+61214(Top 5%)1173(Top 8%)1173(Top 24%)
Half13.11 mi0.68 mi1176+111137+111137+111218(Top 5%)1180(Top 8%)1180(Top 24%)
25K15.53 mi2.42 mi1132+441095+421095+421046(Top 4%)1008(Top 7%)1008(Top 21%)
30K18.64 mi3.11 mi1048+841010+851010+85944(Top 4%)901(Top 6%)901(Top 19%)
20M20.00 mi1.36 mi989+59952+58952+58936(Top 4%)888(Top 6%)888(Top 18%)
21M21.00 mi1.00 mi948+41911+41911+41652(Top 3%)613(Top 4%)613(Top 13%)
35K21.75 mi0.75 mi909+39873+38873+38445(Top 2%)414(Top 3%)414(Top 9%)
23M23.00 mi1.25 mi869+40835+38835+38568(Top 2%)535(Top 4%)535(Top 11%)
24M24.00 mi1.00 mi833+36799+36799+36546(Top 2%)512(Top 4%)512(Top 11%)
40K24.85 mi0.85 mi793+40760+39760+39411(Top 2%)383(Top 3%)383(Top 8%)
25.2M25.20 mi0.35 mi780+13748+12748+12427(Top 2%)396(Top 3%)396(Top 8%)
Finish26.22 mi1.02 mi751+29719+29719+29493(Top 2%)459(Top 3%)459(Top 9%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1271

Males

1232

M18-39

1232

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1163

Males

1124

M18-39

1124

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1271

Males

1232

M18-39

1232

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1214

Males

1173

M18-39

1173

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1218

Males

1180

M18-39

1180

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1046

Males

1008

M18-39

1008

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

944

Males

901

M18-39

901

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

936

Males

888

M18-39

888

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

652

Males

613

M18-39

613

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

445

Males

414

M18-39

414

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

568

Males

535

M18-39

535

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

546

Males

512

M18-39

512

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

411

Males

383

M18-39

383

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

427

Males

396

M18-39

396

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

493

Males

459

M18-39

459

Passing Analysis

Category:
Athletes Passed
701
Passed By
222
Net Change
+479
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1230
5K → 10K7547+28#1230#1202
10K → 15K5849+9#1202#1193
15K → 20K5145+6#1193#1187
20K → Half165+11#1187#1176
Half → 25K7026+44#1176#1132
25K → 30K10117+84#1132#1048
30K → 20M7213+59#1048#989
20M → 21M487+41#989#948
21M → 35K390+39#948#909
35K → 23M477+40#909#869
23M → 24M382+36#869#833
24M → 40K411+40#833#793
40K → 25.2M141+13#793#780
25.2M → Finish312+29#780#751
TOTALS701222+479
📊

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