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BOSTON MARATHON 2024

Duan Zhao

Bib: 2077•M

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 4%
Gender (Male)
#0 / 14578
Top 6%
Masters (Masters Men)
#0 / 9729
Top 2%
Division (M45-49)
#0 / 2218
Top 2%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:13/mi
19:20
↑ 97↓ 3451.5%
10K· 6.21 mi
6:17/mi
38:51
↑ 79↓ 1380.4%
15K· 9.32 mi
6:17/mi
58:21
↑ 67↓ 78
20K· 12.43 mi
6:18/mi
1:17:54
↑ 106↓ 860.1%
Half· 13.11 mi
6:14/mi
1:22:09
↑ 19↓ 370.5%
25K· 15.53 mi
6:19/mi
1:37:29
↑ 66↓ 880.2%
30K· 18.64 mi
6:33/mi
1:57:50
↑ 181↓ 1480.2%
20M
6:32/mi
2:06:43
↑ 64↓ 500.2%
21M
6:58/mi
2:13:41
↑ 106↓ 241.6%
35K· 21.75 mi
6:14/mi
2:18:21
↑ 17↓ 861.7%
23M
6:26/mi
2:26:24
↑ 23↓ 630.6%
24M
6:20/mi
2:32:44
↓ 821.3%
40K· 24.85 mi
6:25/mi
2:38:13
↓ 200.3%
25.2M
6:49/mi
2:40:34
↑ 13↓ 160.2%
Finish· 26.22 mi
6:19/mi
2:47:00
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:09
Pace6:16 /mi
2nd Half
Distance13.11 mi
Time1:24:51
Pace6:28 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:3419:206:1319:20
6:13
-
10K
6.21 mi10:40:0538:516:1519:31
6:17
+0:04
15K
9.32 mi10:59:3558:216:1619:30
6:17
0:00
20K
12.43 mi11:19:081:17:546:1619:33
6:18
+0:01
Half
13.11 mi11:23:231:22:096:164:15
6:14
-0:04
25K
15.53 mi11:38:431:37:296:1715:20
6:19
+0:05
30K
18.64 mi11:59:041:57:506:1920:21
6:33
+0:14
20M
20.00 mi12:07:572:06:436:208:53
6:32
-0:01
21M
21.00 mi12:14:552:13:416:226:58
6:58
+0:26
35K
21.75 mi12:19:352:18:216:224:40
6:14
-0:44
23M
23.00 mi12:27:382:26:246:228:03
6:26
+0:12
24M
24.00 mi12:33:582:32:446:226:20
6:20
-0:06
40K
24.85 mi12:39:272:38:136:225:29
6:25
+0:05
25.2M
25.20 mi12:41:482:40:346:222:21
6:49
+0:24
Finish
26.22 mi12:48:142:47:006:226:26
6:19
-0:30

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

6:13 /mi

Average Pace

6:22 /mi

Slowest Pace

6:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:02

96% of race

Time at Steady Pace

6:58

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:22 /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 mi10:20:3419:206:1319:20
6:13
#1714
10K
6.21 mi10:40:0538:516:1519:31
6:17
#1750
15K
9.32 mi10:59:3558:216:1619:30
6:17
#1699
20K
12.43 mi11:19:081:17:546:1619:33
6:18
#1585
Half
13.11 mi11:23:231:22:096:164:15
6:14
#1576
25K
15.53 mi11:38:431:37:296:1715:20
6:19
#1472
30K
18.64 mi11:59:041:57:506:1920:21
6:33
#1356
20M
20.00 mi12:07:572:06:436:208:53
6:32
#1281
21M
21.00 mi12:14:552:13:416:226:58
6:58
#1224
35K
21.75 mi12:19:352:18:216:224:40
6:14
#1173
23M
23.00 mi12:27:382:26:246:228:03
6:26
#1102
24M
24.00 mi12:33:582:32:446:226:20
6:20
#1055
40K
24.85 mi12:39:272:38:136:225:29
6:25
#1009
25.2M
25.20 mi12:41:482:40:346:222:21
6:49
#981
Finish
26.22 mi12:48:142:47:006:226:26
6:19
#948
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi1714165416541634(Top 6%)1582(Top 11%)1582(Top 71%)
10K6.21 mi3.10 mi1750-361691-371691-371812(Top 7%)1752(Top 12%)1752(Top 79%)
15K9.32 mi3.11 mi1699+511645+461645+461634(Top 6%)1582(Top 11%)1582(Top 71%)
20K12.43 mi3.11 mi1585+1141536+1091536+1091326(Top 5%)1282(Top 9%)1282(Top 58%)
Half13.11 mi0.68 mi1576+91527+91527+91382(Top 5%)1337(Top 9%)1337(Top 60%)
25K15.53 mi2.42 mi1472+1041425+1021425+1021194(Top 5%)1152(Top 8%)1152(Top 52%)
30K18.64 mi3.11 mi1356+1161310+1151310+1151183(Top 5%)1130(Top 8%)1130(Top 51%)
20M20.00 mi1.36 mi1281+751235+751235+75915(Top 4%)868(Top 6%)868(Top 39%)
21M21.00 mi1.00 mi1224+571180+551180+55995(Top 4%)942(Top 6%)942(Top 42%)
35K21.75 mi0.75 mi1173+511129+511129+51703(Top 3%)664(Top 5%)664(Top 30%)
23M23.00 mi1.25 mi1102+711058+711058+71573(Top 2%)540(Top 4%)540(Top 24%)
24M24.00 mi1.00 mi1055+471011+471011+47657(Top 3%)618(Top 4%)618(Top 28%)
40K24.85 mi0.85 mi1009+46964+47964+47599(Top 2%)559(Top 4%)559(Top 25%)
25.2M25.20 mi0.35 mi981+28936+28936+28383(Top 1%)353(Top 2%)353(Top 16%)
Finish26.22 mi1.02 mi948+33903+33903+33935(Top 4%)862(Top 6%)862(Top 39%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21story building
+97ft-345ft

Overall

1634

Males

1582

M45-49

1582

5K→10K

3.1 - 6.2 mi

Top 7%
×5story building
+79ft-138ft

Overall

1812

Males

1752

M45-49

1752

10K→15K

6.2 - 9.3 mi

Top 6%
×3story building
+67ft-78ft

Overall

1634

Males

1582

M45-49

1582

15K→20K

9.3 - 12.4 mi

Top 5%
×5story building
+106ft-86ft

Overall

1326

Males

1282

M45-49

1282

20K→Half

12.4 - 13.1 mi

Top 5%
×2story building
+19ft-37ft

Overall

1382

Males

1337

M45-49

1337

Half→25K

13.1 - 15.5 mi

Top 5%
×4story building
+66ft-88ft

Overall

1194

Males

1152

M45-49

1152

25K→30K

15.5 - 18.6 mi

Top 5%
×9story building
+181ft-148ft

Overall

1183

Males

1130

M45-49

1130

30K→20M

18.6 - 20.0 mi

Top 4%
×5story building
+64ft-50ft

Overall

915

Males

868

M45-49

868

20M→21M

20.0 - 21.0 mi

Top 4%
×8story building
+106ft-24ft

Overall

995

Males

942

M45-49

942

21M→35K

21.0 - 21.8 mi

Top 3%
×7story building
+17ft-86ft

Overall

703

Males

664

M45-49

664

35K→23M

21.8 - 23.0 mi

Top 2%
×5story building
+23ft-63ft

Overall

573

Males

540

M45-49

540

23M→24M

23.0 - 24.0 mi

Top 3%
×6story building
+12ft-82ft

Overall

657

Males

618

M45-49

618

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

599

Males

559

M45-49

559

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

383

Males

353

M45-49

353

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2story building
+22ft-21ft

Overall

935

Males

862

M45-49

862

Passing Analysis

Category:
Athletes Passed
996
Passed By
230
Net Change
+766
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1714
5K → 10K75111-36#1714#1750
10K → 15K9241+51#1750#1699
15K → 20K13319+114#1699#1585
20K → Half156+9#1585#1576
Half → 25K1106+104#1576#1472
25K → 30K14024+116#1472#1356
30K → 20M805+75#1356#1281
20M → 21M592+57#1281#1224
21M → 35K521+51#1224#1173
35K → 23M721+71#1173#1102
23M → 24M525+47#1102#1055
24M → 40K471+46#1055#1009
40K → 25.2M280+28#1009#981
25.2M → Finish418+33#981#948
TOTALS996230+766
📊

Passing Visuals

Category:
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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