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BOSTON MARATHON 2025

Willem Blignaut

Bib: 28727•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
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
8:34/mi
26:38
↑ 97↓ 3451.5%
10K· 6.21 mi
8:53/mi
54:15
↑ 79↓ 1380.4%
15K· 9.32 mi
8:45/mi
1:21:27
↑ 67↓ 78
20K· 12.43 mi
8:57/mi
1:49:16
↑ 106↓ 860.1%
Half· 13.11 mi
8:51/mi
1:55:18
↑ 19↓ 370.5%
25K· 15.53 mi
8:57/mi
2:16:59
↑ 66↓ 880.2%
30K· 18.64 mi
9:34/mi
2:46:41
↑ 181↓ 1480.2%
20M
9:25/mi
2:59:29
↑ 64↓ 500.2%
21M
9:57/mi
3:09:26
↑ 106↓ 241.6%
35K· 21.75 mi
9:25/mi
3:16:29
↑ 17↓ 861.7%
23M
9:27/mi
3:28:19
↑ 23↓ 630.6%
24M
8:48/mi
3:37:07
↓ 821.3%
40K· 24.85 mi
8:54/mi
3:44:44
↓ 200.3%
25.2M
10:15/mi
3:48:16
↑ 13↓ 160.2%
Finish· 26.22 mi
8:13/mi
3:56:38
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:18
Pace8:48 /mi
2nd Half
Distance13.11 mi
Time2:01:20
Pace9:15 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:1326:388:3426:38
8:34
-
10K
6.21 mi12:12:5054:158:4427:37
8:53
+0:19
15K
9.32 mi12:40:021:21:278:4427:12
8:45
-0:08
20K
12.43 mi13:07:511:49:168:4827:49
8:57
+0:12
Half
13.11 mi13:13:531:55:188:486:02
8:51
-0:06
25K
15.53 mi13:35:342:16:598:4921:41
8:57
+0:06
30K
18.64 mi14:05:162:46:418:5729:42
9:34
+0:37
20M
20.00 mi14:18:042:59:298:5812:48
9:25
-0:09
21M
21.00 mi14:28:013:09:269:019:57
9:57
+0:32
35K
21.75 mi14:35:043:16:299:027:03
9:25
-0:32
23M
23.00 mi14:46:543:28:199:0311:50
9:27
+0:02
24M
24.00 mi14:55:423:37:079:038:48
8:48
-0:39
40K
24.85 mi15:03:193:44:449:037:37
8:54
+0:06
25.2M
25.20 mi15:06:513:48:169:033:32
10:15
+1:21
Finish
26.22 mi15:15:133:56:389:028:22
8:13
-2:02

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

8:13 /mi

Average Pace

9:02 /mi

Slowest Pace

10:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

35:00

15% of race

Time at Steady Pace

2:06:46

54% of race

Time at Slower Pace

1:14:52

32% of race

Average Pace: 9:01 /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 mi11:45:1326:388:3426:38
8:34
#20306
10K
6.21 mi12:12:5054:158:4427:37
8:53
#21049
15K
9.32 mi12:40:021:21:278:4427:12
8:45
#20943
20K
12.43 mi13:07:511:49:168:4827:49
8:57
#20884
Half
13.11 mi13:13:531:55:188:486:02
8:51
#20904
25K
15.53 mi13:35:342:16:598:4921:41
8:57
#20708
30K
18.64 mi14:05:162:46:418:5729:42
9:34
#20580
20M
20.00 mi14:18:042:59:298:5812:48
9:25
#20434
21M
21.00 mi14:28:013:09:269:019:57
9:57
#20295
35K
21.75 mi14:35:043:16:299:027:03
9:25
#20274
23M
23.00 mi14:46:543:28:199:0311:50
9:27
#20174
24M
24.00 mi14:55:423:37:079:038:48
8:48
#20031
40K
24.85 mi15:03:193:44:449:037:37
8:54
#19876
25.2M
25.20 mi15:06:513:48:169:033:32
10:15
#19852
Finish
26.22 mi15:15:133:56:389:028:22
8:13
#19674
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi20306125621256220777(Top 73%)12845(Top 80%)12845(Top 538%)
10K6.21 mi3.10 mi21049-74312911-34912911-34921853(Top 77%)13274(Top 82%)13274(Top 556%)
15K9.32 mi3.11 mi20943+10612872+3912872+3920777(Top 73%)12845(Top 80%)12845(Top 538%)
20K12.43 mi3.11 mi20884+5912855+1712855+1720724(Top 73%)12763(Top 79%)12763(Top 535%)
Half13.11 mi0.68 mi20904-2012867-1212867-1221068(Top 74%)12918(Top 80%)12918(Top 541%)
25K15.53 mi2.42 mi20708+19612773+9412773+9419650(Top 69%)12256(Top 76%)12256(Top 514%)
30K18.64 mi3.11 mi20580+12812666+10712666+10720168(Top 71%)12370(Top 77%)12370(Top 518%)
20M20.00 mi1.36 mi20434+14612579+8712579+8718818(Top 66%)11600(Top 72%)11600(Top 486%)
21M21.00 mi1.00 mi20295+13912494+8512494+8518100(Top 64%)11209(Top 70%)11209(Top 470%)
35K21.75 mi0.75 mi20274+2112471+2312471+2320025(Top 71%)11979(Top 74%)11979(Top 502%)
23M23.00 mi1.25 mi20174+10012407+6412407+6418458(Top 65%)11203(Top 70%)11203(Top 470%)
24M24.00 mi1.00 mi20031+14312319+8812319+8816320(Top 57%)10178(Top 63%)10178(Top 427%)
40K24.85 mi0.85 mi19876+15512229+9012229+9015798(Top 56%)9826(Top 61%)9826(Top 412%)
25.2M25.20 mi0.35 mi19852+2412212+1712212+1718052(Top 64%)10852(Top 67%)10852(Top 455%)
Finish26.22 mi1.02 mi19674+17812114+9812114+9814334(Top 50%)9188(Top 57%)9188(Top 385%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

20777

Males

12845

M45-49

12845

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

21853

Males

13274

M45-49

13274

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

20777

Males

12845

M45-49

12845

15K→20K

9.3 - 12.4 mi

Top 73%
×5story building
+106ft-86ft

Overall

20724

Males

12763

M45-49

12763

20K→Half

12.4 - 13.1 mi

Top 74%
×2story building
+19ft-37ft

Overall

21068

Males

12918

M45-49

12918

Half→25K

13.1 - 15.5 mi

Top 69%
×4story building
+66ft-88ft

Overall

19650

Males

12256

M45-49

12256

25K→30K

15.5 - 18.6 mi

Top 71%
×9story building
+181ft-148ft

Overall

20168

Males

12370

M45-49

12370

30K→20M

18.6 - 20.0 mi

Top 66%
×5story building
+64ft-50ft

Overall

18818

Males

11600

M45-49

11600

20M→21M

20.0 - 21.0 mi

Top 64%
×8story building
+106ft-24ft

Overall

18100

Males

11209

M45-49

11209

21M→35K

21.0 - 21.8 mi

Top 71%
×7story building
+17ft-86ft

Overall

20025

Males

11979

M45-49

11979

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

18458

Males

11203

M45-49

11203

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

16320

Males

10178

M45-49

10178

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

15798

Males

9826

M45-49

9826

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18052

Males

10852

M45-49

10852

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

14334

Males

9188

M45-49

9188

Passing Analysis

Category:
Athletes Passed
2134
Passed By
1502
Net Change
+632
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20306
5K → 10K58801-743#20306#21049
10K → 15K238132+106#21049#20943
15K → 20K215156+59#20943#20884
20K → Half3151-20#20884#20904
Half → 25K24852+196#20904#20708
25K → 30K277149+128#20708#20580
30K → 20M17933+146#20580#20434
20M → 21M16223+139#20434#20295
21M → 35K5938+21#20295#20274
35K → 23M13939+100#20274#20174
23M → 24M1507+143#20174#20031
24M → 40K1616+155#20031#19876
40K → 25.2M3612+24#19876#19852
25.2M → Finish1813+178#19852#19674
TOTALS21341502+632
📊

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