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BOSTON MARATHON 2024

Senjung Liang

Bib: 11775•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 (M50-54)
#0 / 1935
Top 39%
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
7:39/mi
23:45
↑ 97↓ 3451.5%
10K· 6.21 mi
7:44/mi
47:46
↑ 79↓ 1380.4%
15K· 9.32 mi
7:37/mi
1:11:26
↑ 67↓ 78
20K· 12.43 mi
7:50/mi
1:35:46
↑ 106↓ 860.1%
Half· 13.11 mi
7:39/mi
1:40:59
↑ 19↓ 370.5%
25K· 15.53 mi
7:48/mi
1:59:54
↑ 66↓ 880.2%
30K· 18.64 mi
8:19/mi
2:25:43
↑ 181↓ 1480.2%
20M
8:19/mi
2:37:01
↑ 64↓ 500.2%
21M
9:09/mi
2:46:10
↑ 106↓ 241.6%
35K· 21.75 mi
8:25/mi
2:52:28
↑ 17↓ 861.7%
23M
8:39/mi
3:03:18
↑ 23↓ 630.6%
24M
8:11/mi
3:11:29
↓ 821.3%
40K· 24.85 mi
8:15/mi
3:18:32
↓ 200.3%
25.2M
8:39/mi
3:21:31
↑ 13↓ 160.2%
Finish· 26.22 mi
7:33/mi
3:29:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:59
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:48:14
Pace8:15 /mi
📊Positive Split: 7.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:0523:457:3923:45
7:39
-
10K
6.21 mi11:15:0647:467:4124:01
7:44
+0:05
15K
9.32 mi11:38:461:11:267:4023:40
7:37
-0:07
20K
12.43 mi12:03:061:35:467:4224:20
7:50
+0:13
Half
13.11 mi12:08:191:40:597:425:13
7:39
-0:11
25K
15.53 mi12:27:141:59:547:4318:55
7:48
+0:09
30K
18.64 mi12:53:032:25:437:4925:49
8:19
+0:31
20M
20.00 mi13:04:212:37:017:5111:18
8:19
0:00
21M
21.00 mi13:13:302:46:107:559:09
9:09
+0:50
35K
21.75 mi13:19:482:52:287:566:18
8:25
-0:44
23M
23.00 mi13:30:383:03:187:5810:50
8:39
+0:14
24M
24.00 mi13:38:493:11:297:598:11
8:11
-0:28
40K
24.85 mi13:45:523:18:327:597:03
8:15
+0:04
25.2M
25.20 mi13:48:513:21:318:002:59
8:39
+0:24
Finish
26.22 mi13:56:333:29:137:597:42
7:33
-1:06

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

7:33 /mi

Average Pace

7:59 /mi

Slowest Pace

9:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:36

61% of race

Time at Steady Pace

52:21

25% of race

Time at Slower Pace

29:16

14% 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 mi10:51:0523:457:3923:45
7:39
#11859
10K
6.21 mi11:15:0647:467:4124:01
7:44
#11972
15K
9.32 mi11:38:461:11:267:4023:40
7:37
#11436
20K
12.43 mi12:03:061:35:467:4224:20
7:50
#11195
Half
13.11 mi12:08:191:40:597:425:13
7:39
#11139
25K
15.53 mi12:27:141:59:547:4318:55
7:48
#10674
30K
18.64 mi12:53:032:25:437:4925:49
8:19
#10365
20M
20.00 mi13:04:212:37:017:5111:18
8:19
#10145
21M
21.00 mi13:13:302:46:107:559:09
9:09
#10036
35K
21.75 mi13:19:482:52:287:566:18
8:25
#10006
23M
23.00 mi13:30:383:03:187:5810:50
8:39
#9915
24M
24.00 mi13:38:493:11:297:598:11
8:11
#9767
40K
24.85 mi13:45:523:18:327:597:03
8:15
#9625
25.2M
25.20 mi13:48:513:21:318:002:59
8:39
#9512
Finish
26.22 mi13:56:333:29:137:597:42
7:33
#9336
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi118598779877910552(Top 41%)8067(Top 55%)8067(Top 417%)
10K6.21 mi3.10 mi11972-1138786-78786-712083(Top 47%)8815(Top 60%)8815(Top 456%)
15K9.32 mi3.11 mi11436+5368525+2618525+26110552(Top 41%)8067(Top 55%)8067(Top 417%)
20K12.43 mi3.11 mi11195+2418396+1298396+12910632(Top 42%)7967(Top 55%)7967(Top 412%)
Half13.11 mi0.68 mi11139+568362+348362+3410139(Top 40%)7739(Top 53%)7739(Top 400%)
25K15.53 mi2.42 mi10674+4658084+2788084+2788921(Top 35%)6933(Top 48%)6933(Top 358%)
30K18.64 mi3.11 mi10365+3097833+2517833+2519619(Top 38%)7079(Top 49%)7079(Top 366%)
20M20.00 mi1.36 mi10145+2207671+1627671+1628455(Top 33%)6226(Top 43%)6226(Top 322%)
21M21.00 mi1.00 mi10036+1097562+1097562+1099257(Top 36%)6411(Top 44%)6411(Top 331%)
35K21.75 mi0.75 mi10006+307511+517511+5110234(Top 40%)6851(Top 47%)6851(Top 354%)
23M23.00 mi1.25 mi9915+917401+1107401+1109283(Top 36%)6238(Top 43%)6238(Top 322%)
24M24.00 mi1.00 mi9767+1487281+1207281+1207644(Top 30%)5315(Top 36%)5315(Top 275%)
40K24.85 mi0.85 mi9625+1427174+1077174+1077035(Top 28%)4878(Top 33%)4878(Top 252%)
25.2M25.20 mi0.35 mi9512+1137093+817093+815059(Top 20%)3780(Top 26%)3780(Top 195%)
Finish26.22 mi1.02 mi9336+1766963+1306963+1305928(Top 23%)4298(Top 29%)4298(Top 222%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21story building
+97ft-345ft

Overall

10552

Males

8067

M50-54

8067

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

12083

Males

8815

M50-54

8815

10K→15K

6.2 - 9.3 mi

Top 41%
×3story building
+67ft-78ft

Overall

10552

Males

8067

M50-54

8067

15K→20K

9.3 - 12.4 mi

Top 42%
×5story building
+106ft-86ft

Overall

10632

Males

7967

M50-54

7967

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

10139

Males

7739

M50-54

7739

Half→25K

13.1 - 15.5 mi

Top 35%
×4story building
+66ft-88ft

Overall

8921

Males

6933

M50-54

6933

25K→30K

15.5 - 18.6 mi

Top 38%
×9story building
+181ft-148ft

Overall

9619

Males

7079

M50-54

7079

30K→20M

18.6 - 20.0 mi

Top 33%
×5story building
+64ft-50ft

Overall

8455

Males

6226

M50-54

6226

20M→21M

20.0 - 21.0 mi

Top 36%
×8story building
+106ft-24ft

Overall

9257

Males

6411

M50-54

6411

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

10234

Males

6851

M50-54

6851

35K→23M

21.8 - 23.0 mi

Top 36%
×5story building
+23ft-63ft

Overall

9283

Males

6238

M50-54

6238

23M→24M

23.0 - 24.0 mi

Top 30%
×6story building
+12ft-82ft

Overall

7644

Males

5315

M50-54

5315

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7035

Males

4878

M50-54

4878

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5059

Males

3780

M50-54

3780

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

5928

Males

4298

M50-54

4298

Passing Analysis

Category:
Athletes Passed
3502*
Passed By
977
Net Change
+2523
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11859
5K → 10K236349-113#11859#11972
10K → 15K56630+536#11972#11436
15K → 20K351110+241#11436#11195
20K → Half6913+56#11195#11139
Half → 25K48722+465#11139#10674
25K → 30K441132+309#10674#10365
30K → 20M25938+220#10365#10145
20M → 21M18777+109#10145#10036
21M → 35K9767+30#10036#10006
35K → 23M176*85+91#10006#9915
23M → 24M175*27+148#9915#9767
24M → 40K15311+142#9767#9625
40K → 25.2M1152+113#9625#9512
25.2M → Finish19014+176#9512#9336
TOTALS3502*977+2523

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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