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BOSTON MARATHON 2025

Adam Robertson

Bib: 10727•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 36%
Gender (Male)
#0 / 16105
Top 49%
Masters (Masters Men)
#0 / 10463
Top 38%
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
7:35/mi
23:33
↑ 97↓ 3451.5%
10K· 6.21 mi
7:44/mi
47:34
↑ 79↓ 1380.4%
15K· 9.32 mi
7:37/mi
1:11:14
↑ 67↓ 78
20K· 12.43 mi
7:29/mi
1:34:30
↑ 106↓ 860.1%
Half· 13.11 mi
7:17/mi
1:39:28
↑ 19↓ 370.5%
25K· 15.53 mi
7:26/mi
1:57:30
↑ 66↓ 880.2%
30K· 18.64 mi
7:39/mi
2:21:15
↑ 181↓ 1480.2%
20M
7:43/mi
2:31:44
↑ 64↓ 500.2%
21M
8:09/mi
2:39:53
↑ 106↓ 241.6%
35K· 21.75 mi
7:14/mi
2:45:18
↑ 17↓ 861.7%
23M
7:49/mi
2:55:05
↑ 23↓ 630.6%
24M
7:40/mi
3:02:45
↓ 821.3%
40K· 24.85 mi
7:55/mi
3:09:31
↓ 200.3%
25.2M
8:36/mi
3:12:29
↑ 13↓ 160.2%
Finish· 26.22 mi
7:19/mi
3:19:56
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:28
Pace7:35 /mi
2nd Half
Distance13.11 mi
Time1:40:28
Pace7:40 /mi
📊Positive Split: 1.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:3723:337:3523:33
7:35
-
10K
6.21 mi11:14:3847:347:3924:01
7:44
+0:09
15K
9.32 mi11:38:181:11:147:3923:40
7:37
-0:07
20K
12.43 mi12:01:341:34:307:3623:16
7:29
-0:08
Half
13.11 mi12:06:321:39:287:354:58
7:17
-0:12
25K
15.53 mi12:24:341:57:307:3418:02
7:26
+0:09
30K
18.64 mi12:48:192:21:157:3523:45
7:39
+0:13
20M
20.00 mi12:58:482:31:447:3510:29
7:43
+0:04
21M
21.00 mi13:06:572:39:537:378:09
8:09
+0:26
35K
21.75 mi13:12:222:45:187:365:25
7:14
-0:55
23M
23.00 mi13:22:092:55:057:379:47
7:49
+0:35
24M
24.00 mi13:29:493:02:457:377:40
7:40
-0:09
40K
24.85 mi13:36:353:09:317:376:46
7:55
+0:15
25.2M
25.20 mi13:39:333:12:297:382:58
8:36
+0:41
Finish
26.22 mi13:47:003:19:567:387:27
7:19
-1:17

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

7:14 /mi

Average Pace

7:38 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:08:49

94% of race

Time at Steady Pace

8:09

4% of race

Time at Slower Pace

2:58

1% of race

Average Pace: 7:38 /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 mi10:50:3723:337:3523:33
7:35
#12924
10K
6.21 mi11:14:3847:347:3924:01
7:44
#13539
15K
9.32 mi11:38:181:11:147:3923:40
7:37
#13245
20K
12.43 mi12:01:341:34:307:3623:16
7:29
#12520
Half
13.11 mi12:06:321:39:287:354:58
7:17
#12379
25K
15.53 mi12:24:341:57:307:3418:02
7:26
#11874
30K
18.64 mi12:48:192:21:157:3523:45
7:39
#11256
20M
20.00 mi12:58:482:31:447:3510:29
7:43
#10970
21M
21.00 mi13:06:572:39:537:378:09
8:09
#10773
35K
21.75 mi13:12:222:45:187:365:25
7:14
#10610
23M
23.00 mi13:22:092:55:057:379:47
7:49
#10448
24M
24.00 mi13:29:493:02:457:377:40
7:40
#10346
40K
24.85 mi13:36:353:09:317:376:46
7:55
#10276
25.2M
25.20 mi13:39:333:12:297:382:58
8:36
#10250
Finish
26.22 mi13:47:003:19:567:387:27
7:19
#10124
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi129249609960912737(Top 45%)9395(Top 58%)9395(Top 394%)
10K6.21 mi3.10 mi13539-6159830-2219830-22114153(Top 50%)10056(Top 62%)10056(Top 421%)
15K9.32 mi3.11 mi13245+2949666+1649666+16412737(Top 45%)9395(Top 58%)9395(Top 394%)
20K12.43 mi3.11 mi12520+7259324+3429324+34210650(Top 37%)8331(Top 52%)8331(Top 349%)
Half13.11 mi0.68 mi12379+1419259+659259+659788(Top 34%)7916(Top 49%)7916(Top 332%)
25K15.53 mi2.42 mi11874+5058983+2768983+2769439(Top 33%)7574(Top 47%)7574(Top 317%)
30K18.64 mi3.11 mi11256+6188630+3538630+3538788(Top 31%)7029(Top 44%)7029(Top 295%)
20M20.00 mi1.36 mi10970+2868445+1858445+1858451(Top 30%)6706(Top 42%)6706(Top 281%)
21M21.00 mi1.00 mi10773+1978313+1328313+1328259(Top 29%)6410(Top 40%)6410(Top 269%)
35K21.75 mi0.75 mi10610+1638220+938220+936871(Top 24%)5630(Top 35%)5630(Top 236%)
23M23.00 mi1.25 mi10448+1628098+1228098+1228678(Top 31%)6544(Top 41%)6544(Top 274%)
24M24.00 mi1.00 mi10346+1028010+888010+888895(Top 31%)6602(Top 41%)6602(Top 277%)
40K24.85 mi0.85 mi10276+707934+767934+769541(Top 34%)6815(Top 42%)6815(Top 286%)
25.2M25.20 mi0.35 mi10250+267907+277907+279383(Top 33%)6635(Top 41%)6635(Top 278%)
Finish26.22 mi1.02 mi10124+1267814+937814+937845(Top 28%)5823(Top 36%)5823(Top 244%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21story building
+97ft-345ft

Overall

12737

Males

9395

M45-49

9395

5K→10K

3.1 - 6.2 mi

Top 50%
×5story building
+79ft-138ft

Overall

14153

Males

10056

M45-49

10056

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+67ft-78ft

Overall

12737

Males

9395

M45-49

9395

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

10650

Males

8331

M45-49

8331

20K→Half

12.4 - 13.1 mi

Top 34%
×2story building
+19ft-37ft

Overall

9788

Males

7916

M45-49

7916

Half→25K

13.1 - 15.5 mi

Top 33%
×4story building
+66ft-88ft

Overall

9439

Males

7574

M45-49

7574

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

8788

Males

7029

M45-49

7029

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

8451

Males

6706

M45-49

6706

20M→21M

20.0 - 21.0 mi

Top 29%
×8story building
+106ft-24ft

Overall

8259

Males

6410

M45-49

6410

21M→35K

21.0 - 21.8 mi

Top 24%
×7story building
+17ft-86ft

Overall

6871

Males

5630

M45-49

5630

35K→23M

21.8 - 23.0 mi

Top 31%
×5story building
+23ft-63ft

Overall

8678

Males

6544

M45-49

6544

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

8895

Males

6602

M45-49

6602

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9541

Males

6815

M45-49

6815

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

9383

Males

6635

M45-49

6635

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2story building
+22ft-21ft

Overall

7845

Males

5823

M45-49

5823

Passing Analysis

Category:
Athletes Passed
3801
Passed By
1001
Net Change
+2800
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12924
5K → 10K107722-615#12924#13539
10K → 15K36672+294#13539#13245
15K → 20K7316+725#13245#12520
20K → Half1421+141#12520#12379
Half → 25K5083+505#12379#11874
25K → 30K63517+618#11874#11256
30K → 20M2904+286#11256#10970
20M → 21M21619+197#10970#10773
21M → 35K1696+163#10773#10610
35K → 23M18321+162#10610#10448
23M → 24M14139+102#10448#10346
24M → 40K11040+70#10346#10276
40K → 25.2M5327+26#10276#10250
25.2M → Finish15024+126#10250#10124
TOTALS38011001+2800
📊

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