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BOSTON MARATHON 2024

Brett Chase

NJ

Bib: 25043 M

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

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
9:57/mi
30:55
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:35/mi
57:35
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:30/mi
1:24:00
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:16/mi
1:49:40
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:07/mi
1:55:12
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:02/mi
2:14:40
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:28/mi
2:40:58
↑ 181↓ 1480.2%
138 ft elev
20M
8:45/mi
2:52:52
↑ 64↓ 500.2%
148 ft elev
21M
9:11/mi
3:02:03
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:00/mi
3:08:47
↑ 17↓ 861.7%
156 ft elev
23M
9:02/mi
3:20:05
↑ 23↓ 630.6%
116 ft elev
24M
9:10/mi
3:29:15
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:18/mi
3:37:12
↓ 200.3%
20 ft elev
25.2M
10:23/mi
3:40:47
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:56/mi
3:49:53
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:55:12
Pace8:47 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:54:41
Pace8:45 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:0030:559:5730:55
9:57
-
10K
6.21 mi12:13:4057:359:1626:40
8:35
-1:22
15K
9.32 mi12:40:051:24:009:0126:25
8:30
-0:05
20K
12.43 mi13:05:451:49:408:4925:40
8:16
-0:14
Half
13.11 mi13:11:171:55:128:475:32
8:07
-0:09
25K
15.53 mi13:30:452:14:408:4019:28
8:02
-0:05
30K
18.64 mi13:57:032:40:588:3826:18
8:28
+0:26
20M
20.00 mi14:08:572:52:528:3911:54
8:45
+0:17
21M
21.00 mi14:18:083:02:038:409:11
9:11
+0:26
35K
21.75 mi14:24:523:08:478:416:44
9:00
-0:11
23M
23.00 mi14:36:103:20:058:4211:18
9:02
+0:02
24M
24.00 mi14:45:203:29:158:439:10
9:10
+0:08
40K
24.85 mi14:53:173:37:128:447:57
9:18
+0:08
25.2M
25.20 mi14:56:523:40:478:463:35
10:23
+1:05
Finish
26.22 mi15:05:583:49:538:469:06
8:56
-1:27

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

8:02 /mi

Average Pace

8:46 /mi

Slowest Pace

10:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:03

57% of race

Time at Steady Pace

57:23

25% of race

Time at Slower Pace

42:27

18% of race

Average Pace: 8:46 /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 mi11:47:0030:559:5730:55
9:57
#22885
10K
6.21 mi12:13:4057:359:1626:40
8:35
#20877
15K
9.32 mi12:40:051:24:009:0126:25
8:30
#19613
20K
12.43 mi13:05:451:49:408:4925:40
8:16
#18133
Half
13.11 mi13:11:171:55:128:475:32
8:07
#17913
25K
15.53 mi13:30:452:14:408:4019:28
8:02
#16676
30K
18.64 mi13:57:032:40:588:3826:18
8:28
#15535
20M
20.00 mi14:08:572:52:528:3911:54
8:45
#15216
21M
21.00 mi14:18:083:02:038:409:11
9:11
#14855
35K
21.75 mi14:24:523:08:478:416:44
9:00
#14797
23M
23.00 mi14:36:103:20:058:4211:18
9:02
#14544
24M
24.00 mi14:45:203:29:158:439:10
9:10
#14441
40K
24.85 mi14:53:173:37:128:447:57
9:18
#14333
25.2M
25.20 mi14:56:523:40:478:463:35
10:23
#14294
Finish
26.22 mi15:05:583:49:538:469:06
8:56
#14242
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi22885134981349816408(Top 64%)10558(Top 72%)10558(Top 526%)
10K6.21 mi3.10 mi20877+200812504+99412504+99417748(Top 69%)11124(Top 76%)11124(Top 554%)
15K9.32 mi3.11 mi19613+126411941+56311941+56316408(Top 64%)10558(Top 72%)10558(Top 526%)
20K12.43 mi3.11 mi18133+148011281+66011281+66013496(Top 53%)9347(Top 64%)9347(Top 465%)
Half13.11 mi0.68 mi17913+22011177+10411177+10413439(Top 53%)9251(Top 63%)9251(Top 460%)
25K15.53 mi2.42 mi16676+123710631+54610631+54610376(Top 41%)7681(Top 53%)7681(Top 382%)
30K18.64 mi3.11 mi15535+114110103+52810103+52810477(Top 41%)7534(Top 52%)7534(Top 375%)
20M20.00 mi1.36 mi15216+3199923+1809923+18010865(Top 43%)7449(Top 51%)7449(Top 371%)
21M21.00 mi1.00 mi14855+3619732+1919732+1919426(Top 37%)6496(Top 45%)6496(Top 323%)
35K21.75 mi0.75 mi14797+589673+599673+5913288(Top 52%)8307(Top 57%)8307(Top 413%)
23M23.00 mi1.25 mi14544+2539498+1759498+17511301(Top 44%)7227(Top 50%)7227(Top 360%)
24M24.00 mi1.00 mi14441+1039421+779421+7712937(Top 51%)8015(Top 55%)8015(Top 399%)
40K24.85 mi0.85 mi14333+1089341+809341+8012236(Top 48%)7561(Top 52%)7561(Top 376%)
25.2M25.20 mi0.35 mi14294+399309+329309+3212413(Top 49%)7582(Top 52%)7582(Top 377%)
Finish26.22 mi1.02 mi14242+529258+519258+5113845(Top 54%)8425(Top 58%)8425(Top 419%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

16408

Males

10558

M40-44

10558

5K→10K

3.1 - 6.2 mi

Top 69%
×5story building
+79ft-138ft

Overall

17748

Males

11124

M40-44

11124

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

16408

Males

10558

M40-44

10558

15K→20K

9.3 - 12.4 mi

Top 53%
×5story building
+106ft-86ft

Overall

13496

Males

9347

M40-44

9347

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

13439

Males

9251

M40-44

9251

Half→25K

13.1 - 15.5 mi

Top 41%
×4story building
+66ft-88ft

Overall

10376

Males

7681

M40-44

7681

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

10477

Males

7534

M40-44

7534

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

10865

Males

7449

M40-44

7449

20M→21M

20.0 - 21.0 mi

Top 37%
×8story building
+106ft-24ft

Overall

9426

Males

6496

M40-44

6496

21M→35K

21.0 - 21.8 mi

Top 52%
×7story building
+17ft-86ft

Overall

13288

Males

8307

M40-44

8307

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

11301

Males

7227

M40-44

7227

23M→24M

23.0 - 24.0 mi

Top 51%
×6story building
+12ft-82ft

Overall

12937

Males

8015

M40-44

8015

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

12236

Males

7561

M40-44

7561

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

12413

Males

7582

M40-44

7582

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2story building
+22ft-21ft

Overall

13845

Males

8425

M40-44

8425

Passing Analysis

Category:
Athletes Passed
8853
Passed By
210
Net Change
+8643
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22885
5K → 10K20080+2008#22885#20877
10K → 15K12651+1264#20877#19613
15K → 20K14800+1480#19613#18133
20K → Half2211+220#18133#17913
Half → 25K12370+1237#17913#16676
25K → 30K11410+1141#16676#15535
30K → 20M3234+319#15535#15216
20M → 21M3665+361#15216#14855
21M → 35K10648+58#14855#14797
35K → 23M27421+253#14797#14544
23M → 24M13835+103#14544#14441
24M → 40K13123+108#14441#14333
40K → 25.2M5718+39#14333#14294
25.2M → Finish10654+52#14294#14242
TOTALS8853210+8643
📊

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