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BOSTON MARATHON 2025

Jacek Trela

Bib: 24354•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M65-69)
#0 / 639
Top 37%
Race Day Weather
50°/40°F
broken 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
8:42/mi
27:03
↑ 97↓ 3451.5%
10K· 6.21 mi
8:45/mi
54:14
↑ 79↓ 1380.4%
15K· 9.32 mi
8:50/mi
1:21:42
↑ 67↓ 78
20K· 12.43 mi
8:57/mi
1:49:29
↑ 106↓ 860.1%
Half· 13.11 mi
8:40/mi
1:55:24
↑ 19↓ 370.5%
25K· 15.53 mi
9:02/mi
2:17:17
↑ 66↓ 880.2%
30K· 18.64 mi
9:17/mi
2:46:09
↑ 181↓ 1480.2%
20M
9:21/mi
2:58:52
↑ 64↓ 500.2%
21M
9:56/mi
3:08:48
↑ 106↓ 241.6%
35K· 21.75 mi
9:11/mi
3:15:40
↑ 17↓ 861.7%
23M
9:19/mi
3:27:20
↑ 23↓ 630.6%
24M
9:14/mi
3:36:34
↓ 821.3%
40K· 24.85 mi
9:28/mi
3:44:40
↓ 200.3%
25.2M
10:18/mi
3:48:13
↑ 13↓ 160.2%
Finish· 26.22 mi
9:04/mi
3:57:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:24
Pace8:48 /mi
2nd Half
Distance13.11 mi
Time2:02:03
Pace9:19 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:5127:038:4227:03
8:42
-
10K
6.21 mi11:53:0254:148:4427:11
8:45
+0:03
15K
9.32 mi12:20:301:21:428:4627:28
8:50
+0:05
20K
12.43 mi12:48:171:49:298:4927:47
8:57
+0:07
Half
13.11 mi12:54:121:55:248:485:55
8:40
-0:17
25K
15.53 mi13:16:052:17:178:5021:53
9:02
+0:22
30K
18.64 mi13:44:572:46:098:5528:52
9:17
+0:15
20M
20.00 mi13:57:402:58:528:5712:43
9:21
+0:04
21M
21.00 mi14:07:363:08:488:599:56
9:56
+0:35
35K
21.75 mi14:14:283:15:409:006:52
9:11
-0:45
23M
23.00 mi14:26:083:27:209:0111:40
9:19
+0:08
24M
24.00 mi14:35:223:36:349:019:14
9:14
-0:05
40K
24.85 mi14:43:283:44:409:028:06
9:28
+0:14
25.2M
25.20 mi14:47:013:48:139:033:33
10:18
+0:50
Finish
26.22 mi14:56:153:57:279:049:14
9:04
-1:14

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

8:40 /mi

Average Pace

9:04 /mi

Slowest Pace

10:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:43:58

94% of race

Time at Steady Pace

9:56

4% of race

Time at Slower Pace

3:33

1% of race

Average Pace: 9:03 /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 mi11:25:5127:038:4227:03
8:42
#21041
10K
6.21 mi11:53:0254:148:4427:11
8:45
#21040
15K
9.32 mi12:20:301:21:428:4627:28
8:50
#21063
20K
12.43 mi12:48:171:49:298:4927:47
8:57
#20975
Half
13.11 mi12:54:121:55:248:485:55
8:40
#20937
25K
15.53 mi13:16:052:17:178:5021:53
9:02
#20798
30K
18.64 mi13:44:572:46:098:5528:52
9:17
#20436
20M
20.00 mi13:57:402:58:528:5712:43
9:21
#20286
21M
21.00 mi14:07:363:08:488:599:56
9:56
#20157
35K
21.75 mi14:14:283:15:409:006:52
9:11
#20101
23M
23.00 mi14:26:083:27:209:0111:40
9:19
#19986
24M
24.00 mi14:35:223:36:349:019:14
9:14
#19913
40K
24.85 mi14:43:283:44:409:028:06
9:28
#19862
25.2M
25.20 mi14:47:013:48:139:033:33
10:18
#19843
Finish
26.22 mi14:56:153:57:279:049:14
9:04
#19827
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi21041128761287621224(Top 75%)13040(Top 81%)13040(Top 2041%)
10K6.21 mi3.10 mi21040+112905-2912905-2921146(Top 74%)12977(Top 81%)12977(Top 2031%)
15K9.32 mi3.11 mi21063-2312933-2812933-2821224(Top 75%)13040(Top 81%)13040(Top 2041%)
20K12.43 mi3.11 mi20975+8812900+3312900+3320671(Top 73%)12738(Top 79%)12738(Top 1993%)
Half13.11 mi0.68 mi20937+3812882+1812882+1820160(Top 71%)12528(Top 78%)12528(Top 1961%)
25K15.53 mi2.42 mi20798+13912812+7012812+7020014(Top 70%)12417(Top 77%)12417(Top 1943%)
30K18.64 mi3.11 mi20436+36212597+21512597+21519063(Top 67%)11863(Top 74%)11863(Top 1856%)
20M20.00 mi1.36 mi20286+15012512+8512512+8518550(Top 65%)11475(Top 71%)11475(Top 1796%)
21M21.00 mi1.00 mi20157+12912429+8312429+8318040(Top 64%)11182(Top 69%)11182(Top 1750%)
35K21.75 mi0.75 mi20101+5612396+3312396+3319080(Top 67%)11544(Top 72%)11544(Top 1807%)
23M23.00 mi1.25 mi19986+11512321+7512321+7517846(Top 63%)10895(Top 68%)10895(Top 1705%)
24M24.00 mi1.00 mi19913+7312257+6412257+6418499(Top 65%)11163(Top 69%)11163(Top 1747%)
40K24.85 mi0.85 mi19862+5112218+3912218+3918600(Top 65%)11127(Top 69%)11127(Top 1741%)
25.2M25.20 mi0.35 mi19843+1912209+912209+918244(Top 64%)10937(Top 68%)10937(Top 1712%)
Finish26.22 mi1.02 mi19827+1612188+2112188+2119328(Top 68%)11505(Top 71%)11505(Top 1800%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21story building
+97ft-345ft

Overall

21224

Males

13040

M65-69

13040

5K→10K

3.1 - 6.2 mi

Top 74%
×5story building
+79ft-138ft

Overall

21146

Males

12977

M65-69

12977

10K→15K

6.2 - 9.3 mi

Top 75%
×3story building
+67ft-78ft

Overall

21224

Males

13040

M65-69

13040

15K→20K

9.3 - 12.4 mi

Top 73%
×5story building
+106ft-86ft

Overall

20671

Males

12738

M65-69

12738

20K→Half

12.4 - 13.1 mi

Top 71%
×2story building
+19ft-37ft

Overall

20160

Males

12528

M65-69

12528

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

20014

Males

12417

M65-69

12417

25K→30K

15.5 - 18.6 mi

Top 67%
×9story building
+181ft-148ft

Overall

19063

Males

11863

M65-69

11863

30K→20M

18.6 - 20.0 mi

Top 65%
×5story building
+64ft-50ft

Overall

18550

Males

11475

M65-69

11475

20M→21M

20.0 - 21.0 mi

Top 64%
×8story building
+106ft-24ft

Overall

18040

Males

11182

M65-69

11182

21M→35K

21.0 - 21.8 mi

Top 67%
×7story building
+17ft-86ft

Overall

19080

Males

11544

M65-69

11544

35K→23M

21.8 - 23.0 mi

Top 63%
×5story building
+23ft-63ft

Overall

17846

Males

10895

M65-69

10895

23M→24M

23.0 - 24.0 mi

Top 65%
×6story building
+12ft-82ft

Overall

18499

Males

11163

M65-69

11163

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

18600

Males

11127

M65-69

11127

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18244

Males

10937

M65-69

10937

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

19328

Males

11505

M65-69

11505

Passing Analysis

Category:
Athletes Passed
2209
Passed By
995
Net Change
+1214
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21041
5K → 10K273272+1#21041#21040
10K → 15K181204-23#21040#21063
15K → 20K228140+88#21063#20975
20K → Half5214+38#20975#20937
Half → 25K21879+139#20937#20798
25K → 30K41048+362#20798#20436
30K → 20M17929+150#20436#20286
20M → 21M15627+129#20286#20157
21M → 35K8226+56#20157#20101
35K → 23M14328+115#20101#19986
23M → 24M10229+73#19986#19913
24M → 40K8534+51#19913#19862
40K → 25.2M3718+19#19862#19843
25.2M → Finish6347+16#19843#19827
TOTALS2209995+1214
📊

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