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BOSTON MARATHON 2024

Min Lung Chang

Bib: 11156•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M45-49)
#0 / 2218
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
8:54/mi
27:40
↑ 97↓ 3451.5%
10K· 6.21 mi
9:21/mi
56:44
↑ 79↓ 1380.4%
15K· 9.32 mi
9:29/mi
1:26:13
↑ 67↓ 78
20K· 12.43 mi
11:11/mi
2:00:57
↑ 106↓ 860.1%
Half· 13.11 mi
12:33/mi
2:09:31
↑ 19↓ 370.5%
25K· 15.53 mi
12:30/mi
2:39:50
↑ 66↓ 880.2%
30K· 18.64 mi
15:35/mi
3:28:15
↑ 181↓ 1480.2%
20M
24:07/mi
4:01:01
↑ 64↓ 500.2%
21M
10:34/mi
4:11:35
↑ 106↓ 241.6%
35K· 21.75 mi
15:10/mi
4:22:56
↑ 17↓ 861.7%
23M
14:09/mi
4:40:39
↑ 23↓ 630.6%
24M
12:31/mi
4:53:10
↓ 821.3%
40K· 24.85 mi
12:06/mi
5:03:31
↓ 200.3%
25.2M
14:44/mi
5:08:36
↑ 13↓ 160.2%
Finish· 26.22 mi
10:52/mi
5:19:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:31
Pace9:53 /mi
2nd Half
Distance13.11 mi
Time3:10:09
Pace14:30 /mi
📊Positive Split: 46.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:01:2527:408:5427:40
8:54
-
10K
6.21 mi11:30:2956:449:0829:04
9:21
+0:27
15K
9.32 mi11:59:581:26:139:1529:29
9:29
+0:08
20K
12.43 mi12:34:422:00:579:4434:44
11:11
+1:42
Half
13.11 mi12:43:162:09:319:538:34
12:33
+1:22
25K
15.53 mi13:13:352:39:5010:1730:19
12:30
-0:03
30K
18.64 mi14:02:003:28:1511:1048:25
15:35
+3:05
20M
20.00 mi14:34:464:01:0112:0332:46
24:07
+8:32
21M
21.00 mi14:45:204:11:3511:5910:34
10:34
-13:33
35K
21.75 mi14:56:414:22:5612:0511:21
15:10
+4:36
23M
23.00 mi15:14:244:40:3912:1217:43
14:09
-1:01
24M
24.00 mi15:26:554:53:1012:1312:31
12:31
-1:38
40K
24.85 mi15:37:165:03:3112:1310:21
12:06
-0:25
25.2M
25.20 mi15:42:215:08:3612:155:05
14:44
+2:38
Finish
26.22 mi15:53:255:19:4012:1211:04
10:52
-3:52

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

8:54 /mi

Average Pace

12:12 /mi

Slowest Pace

24:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:47

30% of race

Time at Steady Pace

2:05:16

39% of race

Time at Slower Pace

1:37:37

31% of race

Average Pace: 12:12 /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 mi11:01:2527:408:5427:40
8:54
#19701
10K
6.21 mi11:30:2956:449:0829:04
9:21
#20378
15K
9.32 mi11:59:581:26:139:1529:29
9:29
#20486
20K
12.43 mi12:34:422:00:579:4434:44
11:11
#21277
Half
13.11 mi12:43:162:09:319:538:34
12:33
#21650
25K
15.53 mi13:13:352:39:5010:1730:19
12:30
#22181
30K
18.64 mi14:02:003:28:1511:1048:25
15:35
#23282
20M
20.00 mi14:34:464:01:0112:0332:46
24:07
#24197
21M
21.00 mi14:45:204:11:3511:5910:34
10:34
#23949
35K
21.75 mi14:56:414:22:5612:0511:21
15:10
#23998
23M
23.00 mi15:14:244:40:3912:1217:43
14:09
#24015
24M
24.00 mi15:26:554:53:1012:1312:31
12:31
#23950
40K
24.85 mi15:37:165:03:3112:1310:21
12:06
#23888
25.2M
25.20 mi15:42:215:08:3612:155:05
14:44
#23889
Finish
26.22 mi15:53:255:19:4012:1211:04
10:52
#23823
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi19701119371193720634(Top 81%)12473(Top 86%)12473(Top 562%)
10K6.21 mi3.10 mi20378-67712277-34012277-34020956(Top 82%)12569(Top 86%)12569(Top 567%)
15K9.32 mi3.11 mi20486-10812364-8712364-8720634(Top 81%)12473(Top 86%)12473(Top 562%)
20K12.43 mi3.11 mi21277-79112728-36412728-36422941(Top 90%)13473(Top 92%)13473(Top 607%)
Half13.11 mi0.68 mi21650-37312881-15312881-15324939(Top 98%)14300(Top 98%)14300(Top 645%)
25K15.53 mi2.42 mi22181-53113119-23813119-23823734(Top 93%)13758(Top 94%)13758(Top 620%)
30K18.64 mi3.11 mi23282-110113585-46613585-46625215(Top 99%)14379(Top 99%)14379(Top 648%)
20M20.00 mi1.36 mi24197-91514016-43114016-43125531(Top 100%)14566(Top 100%)14566(Top 657%)
21M21.00 mi1.00 mi23949+24813878+13813878+13815062(Top 59%)9180(Top 63%)9180(Top 414%)
35K21.75 mi0.75 mi23998-4913896-1813896-1824935(Top 98%)14179(Top 97%)14179(Top 639%)
23M23.00 mi1.25 mi24015-1713901-513901-523943(Top 94%)13637(Top 94%)13637(Top 615%)
24M24.00 mi1.00 mi23950+6513851+5013851+5022316(Top 87%)12684(Top 87%)12684(Top 572%)
40K24.85 mi0.85 mi23888+6213813+3813813+3820662(Top 81%)11797(Top 81%)11797(Top 532%)
25.2M25.20 mi0.35 mi23889-113810+313810+322693(Top 89%)12858(Top 88%)12858(Top 580%)
Finish26.22 mi1.02 mi23823+6613766+4413766+4421005(Top 82%)11994(Top 82%)11994(Top 541%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21story building
+97ft-345ft

Overall

20634

Males

12473

M45-49

12473

5K→10K

3.1 - 6.2 mi

Top 82%
×5story building
+79ft-138ft

Overall

20956

Males

12569

M45-49

12569

10K→15K

6.2 - 9.3 mi

Top 81%
×3story building
+67ft-78ft

Overall

20634

Males

12473

M45-49

12473

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

22941

Males

13473

M45-49

13473

20K→Half

12.4 - 13.1 mi

Top 98%
×2story building
+19ft-37ft

Overall

24939

Males

14300

M45-49

14300

Half→25K

13.1 - 15.5 mi

Top 93%
×4story building
+66ft-88ft

Overall

23734

Males

13758

M45-49

13758

25K→30K

15.5 - 18.6 mi

Top 99%
×9story building
+181ft-148ft

Overall

25215

Males

14379

M45-49

14379

30K→20M

18.6 - 20.0 mi

Top 100%
×5story building
+64ft-50ft

Overall

25531

Males

14566

M45-49

14566

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

15062

Males

9180

M45-49

9180

21M→35K

21.0 - 21.8 mi

Top 98%
×7story building
+17ft-86ft

Overall

24935

Males

14179

M45-49

14179

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

23943

Males

13637

M45-49

13637

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

22316

Males

12684

M45-49

12684

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

20662

Males

11797

M45-49

11797

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

22693

Males

12858

M45-49

12858

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2story building
+22ft-21ft

Overall

21005

Males

11994

M45-49

11994

Passing Analysis

Category:
Athletes Passed
859
Passed By
4981
Net Change
-4122
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19701
5K → 10K84761-677#19701#20378
10K → 15K176284-108#20378#20486
15K → 20K25816-791#20486#21277
20K → Half4377-373#21277#21650
Half → 25K34565-531#21650#22181
25K → 30K121113-1101#22181#23282
30K → 20M5920-915#23282#24197
20M → 21M2480+248#24197#23949
21M → 35K1564-49#23949#23998
35K → 23M2946-17#23998#24015
23M → 24M738+65#24015#23950
24M → 40K653+62#23950#23888
40K → 25.2M1617-1#23888#23889
25.2M → Finish737+66#23889#23823
TOTALS8594981-4122
📊

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