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BOSTON MARATHON 2023

Josh Bruce

Bib: 6951•M

TX

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 21%
Division (M18-39)
#0 / 5285
Top 43%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
6:43/mi
20:51
↑ 97↓ 3451.5%
10K· 6.21 mi
6:32/mi
41:08
↑ 79↓ 1380.4%
15K· 9.32 mi
6:41/mi
1:01:54
↑ 67↓ 78
20K· 12.43 mi
6:30/mi
1:22:07
↑ 106↓ 860.1%
Half· 13.11 mi
6:30/mi
1:26:33
↑ 19↓ 370.5%
25K· 15.53 mi
6:33/mi
1:42:26
↑ 66↓ 880.2%
30K· 18.64 mi
6:49/mi
2:03:38
↑ 181↓ 1480.2%
20M
7:03/mi
2:13:12
↑ 64↓ 500.2%
21M
7:03/mi
2:20:15
↑ 106↓ 241.6%
35K· 21.75 mi
7:36/mi
2:25:56
↑ 17↓ 861.7%
23M
7:07/mi
2:34:51
↑ 23↓ 630.6%
24M
6:49/mi
2:41:40
↓ 821.3%
40K· 24.85 mi
7:06/mi
2:47:44
↓ 200.3%
25.2M
7:47/mi
2:50:25
↑ 13↓ 160.2%
Finish· 26.22 mi
6:53/mi
2:57:26
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:33
Pace6:36 /mi
2nd Half
Distance13.11 mi
Time1:30:53
Pace6:56 /mi
📊Positive Split: 5.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:0720:516:4320:51
6:43
-
10K
6.21 mi10:44:2441:086:3720:17
6:32
-0:11
15K
9.32 mi11:05:101:01:546:3820:46
6:41
+0:09
20K
12.43 mi11:25:231:22:076:3620:13
6:30
-0:11
Half
13.11 mi11:29:491:26:336:364:26
6:30
0:00
25K
15.53 mi11:45:421:42:266:3615:53
6:33
+0:03
30K
18.64 mi12:06:542:03:386:3821:12
6:49
+0:16
20M
20.00 mi12:16:282:13:126:409:34
7:03
+0:14
21M
21.00 mi12:23:312:20:156:417:03
7:03
0:00
35K
21.75 mi12:29:122:25:566:435:41
7:36
+0:33
23M
23.00 mi12:38:072:34:516:448:55
7:07
-0:29
24M
24.00 mi12:44:562:41:406:446:49
6:49
-0:18
40K
24.85 mi12:51:002:47:446:456:04
7:06
+0:17
25.2M
25.20 mi12:53:412:50:256:462:41
7:47
+0:41
Finish
26.22 mi13:00:422:57:266:467:01
6:53
-0:54

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

6:30 /mi

Average Pace

6:46 /mi

Slowest Pace

7:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49:04

95% of race

Time at Steady Pace

5:41

3% of race

Time at Slower Pace

2:41

2% of race

Average Pace: 6:46 /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 mi10:24:0720:516:4320:51
6:43
#3761
10K
6.21 mi10:44:2441:086:3720:17
6:32
#3302
15K
9.32 mi11:05:101:01:546:3820:46
6:41
#3487
20K
12.43 mi11:25:231:22:076:3620:13
6:30
#3131
Half
13.11 mi11:29:491:26:336:364:26
6:30
#3101
25K
15.53 mi11:45:421:42:266:3615:53
6:33
#2948
30K
18.64 mi12:06:542:03:386:3821:12
6:49
#2928
20M
20.00 mi12:16:282:13:126:409:34
7:03
#3003
21M
21.00 mi12:23:312:20:156:417:03
7:03
#2947
35K
21.75 mi12:29:122:25:566:435:41
7:36
#3152
23M
23.00 mi12:38:072:34:516:448:55
7:07
#3219
24M
24.00 mi12:44:562:41:406:446:49
6:49
#3224
40K
24.85 mi12:51:002:47:446:456:04
7:06
#3259
25.2M
25.20 mi12:53:412:50:256:462:41
7:47
#3289
Finish
26.22 mi13:00:422:57:266:467:01
6:53
#3311
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3761353535353966(Top 15%)3727(Top 25%)3727(Top 71%)
10K6.21 mi3.10 mi3302+4593129+4063129+4062959(Top 11%)2827(Top 19%)2827(Top 53%)
15K9.32 mi3.11 mi3487-1853301-1723301-1723966(Top 15%)3727(Top 25%)3727(Top 71%)
20K12.43 mi3.11 mi3131+3562981+3202981+3202335(Top 9%)2238(Top 15%)2238(Top 42%)
Half13.11 mi0.68 mi3101+302955+262955+262807(Top 11%)2691(Top 18%)2691(Top 51%)
25K15.53 mi2.42 mi2948+1532816+1392816+1392438(Top 9%)2334(Top 15%)2334(Top 44%)
30K18.64 mi3.11 mi2928+202798+182798+183143(Top 12%)2963(Top 20%)2963(Top 56%)
20M20.00 mi1.36 mi3003-752862-642862-644303(Top 16%)3963(Top 26%)3963(Top 75%)
21M21.00 mi1.00 mi2947+562809+532809+532344(Top 9%)2213(Top 15%)2213(Top 42%)
35K21.75 mi0.75 mi3152-2052990-1812990-1819169(Top 34%)7146(Top 47%)7146(Top 135%)
23M23.00 mi1.25 mi3219-673050-603050-604382(Top 16%)3991(Top 26%)3991(Top 76%)
24M24.00 mi1.00 mi3224-53052-23052-23723(Top 14%)3409(Top 22%)3409(Top 65%)
40K24.85 mi0.85 mi3259-353085-333085-334317(Top 16%)3833(Top 25%)3833(Top 73%)
25.2M25.20 mi0.35 mi3289-303111-263111-265205(Top 20%)4385(Top 29%)4385(Top 83%)
Finish26.22 mi1.02 mi3311-223130-193130-194517(Top 17%)3925(Top 26%)3925(Top 74%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21story building
+97ft-345ft

Overall

3966

Males

3727

M18-39

3727

5K→10K

3.1 - 6.2 mi

Top 11%
×5story building
+79ft-138ft

Overall

2959

Males

2827

M18-39

2827

10K→15K

6.2 - 9.3 mi

Top 15%
×3story building
+67ft-78ft

Overall

3966

Males

3727

M18-39

3727

15K→20K

9.3 - 12.4 mi

Top 9%
×5story building
+106ft-86ft

Overall

2335

Males

2238

M18-39

2238

20K→Half

12.4 - 13.1 mi

Top 11%
×2story building
+19ft-37ft

Overall

2807

Males

2691

M18-39

2691

Half→25K

13.1 - 15.5 mi

Top 9%
×4story building
+66ft-88ft

Overall

2438

Males

2334

M18-39

2334

25K→30K

15.5 - 18.6 mi

Top 12%
×9story building
+181ft-148ft

Overall

3143

Males

2963

M18-39

2963

30K→20M

18.6 - 20.0 mi

Top 16%
×5story building
+64ft-50ft

Overall

4303

Males

3963

M18-39

3963

20M→21M

20.0 - 21.0 mi

Top 9%
×8story building
+106ft-24ft

Overall

2344

Males

2213

M18-39

2213

21M→35K

21.0 - 21.8 mi

Top 34%
×7story building
+17ft-86ft

Overall

9169

Males

7146

M18-39

7146

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4382

Males

3991

M18-39

3991

23M→24M

23.0 - 24.0 mi

Top 14%
×6story building
+12ft-82ft

Overall

3723

Males

3409

M18-39

3409

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4317

Males

3833

M18-39

3833

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5205

Males

4385

M18-39

4385

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2story building
+22ft-21ft

Overall

4517

Males

3925

M18-39

3925

Passing Analysis

Category:
Athletes Passed
1452
Passed By
1002
Net Change
+450
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3761
5K → 10K50142+459#3761#3302
10K → 15K43228-185#3302#3487
15K → 20K3582+356#3487#3131
20K → Half355+30#3131#3101
Half → 25K1618+153#3101#2948
25K → 30K8969+20#2948#2928
30K → 20M2297-75#2928#3003
20M → 21M7519+56#3003#2947
21M → 35K7212-205#2947#3152
35K → 23M40107-67#3152#3219
23M → 24M3843-5#3219#3224
24M → 40K2863-35#3224#3259
40K → 25.2M1242-30#3259#3289
25.2M → Finish4365-22#3289#3311
TOTALS14521002+450
📊

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