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BOSTON MARATHON 2025

Adam Baxter

Bib: 28907•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:36
Rank: #21913
Start → 5K
27:36 | 8:53/mi
10K· 6.21 mi
55:43
Rank: #22287 (-374)
5K → 10K
28:07 | 9:03/mi
15K· 9.32 mi
1:23:39
Rank: #22178 (+109)
10K → 15K
27:56 | 8:59/mi
20K· 12.43 mi
1:51:41
Rank: #21877 (+301)
15K → 20K
28:02 | 9:01/mi
Half· 13.11 mi
1:57:52
Rank: #21872 (+5)
20K → Half
6:11 | 9:04/mi
25K· 15.53 mi
2:21:12
Rank: #21965 (-93)
Half → 25K
23:20 | 9:37/mi
30K· 18.64 mi
2:51:43
Rank: #21814 (+151)
25K → 30K
30:31 | 9:49/mi
20M
3:05:35
Rank: #21791 (+23)
30K → 20M
13:52 | 10:12/mi
21M
3:16:40
Rank: #21777 (+14)
20M → 21M
11:05 | 11:05/mi
35K· 21.75 mi
3:23:42
Rank: #21707 (+70)
21M → 35K
7:02 | 9:24/mi
23M
3:35:57
Rank: #21578 (+129)
35K → 23M
12:15 | 9:47/mi
24M
3:45:23
Rank: #21478 (+100)
23M → 24M
9:26 | 9:26/mi
40K· 24.85 mi
3:53:15
Rank: #21319 (+159)
24M → 40K
7:52 | 9:12/mi
25.2M
3:56:48
Rank: #21271 (+48)
40K → 25.2M
3:33 | 10:18/mi
Finish· 26.22 mi
4:06:41
Rank: #21291 (-20)
25.2M → Finish
9:53 | 9:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:52
Pace8:59 /mi
2nd Half
Distance13.11 mi
Time2:08:49
Pace9:50 /mi
📊Positive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:2627:368:5327:36
8:53
-
10K
6.21 mi12:15:3355:438:5828:07
9:03
+0:10
15K
9.32 mi12:43:291:23:398:5827:56
8:59
-0:04
20K
12.43 mi13:11:311:51:418:5928:02
9:01
+0:02
Half
13.11 mi13:17:421:57:528:596:11
9:04
+0:03
25K
15.53 mi13:41:022:21:129:0523:20
9:37
+0:33
30K
18.64 mi14:11:332:51:439:1330:31
9:49
+0:12
20M
20.00 mi14:25:253:05:359:1713:52
10:12
+0:23
21M
21.00 mi14:36:303:16:409:2211:05
11:05
+0:53
35K
21.75 mi14:43:323:23:429:227:02
9:24
-1:41
23M
23.00 mi14:55:473:35:579:2312:15
9:47
+0:23
24M
24.00 mi15:05:133:45:239:239:26
9:26
-0:21
40K
24.85 mi15:13:053:53:159:237:52
9:12
-0:14
25.2M
25.20 mi15:16:383:56:489:243:33
10:18
+1:06
Finish
26.22 mi15:26:314:06:419:259:53
9:42
-0:36

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

8:53 /mi

Average Pace

9:25 /mi

Slowest Pace

11:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:52

48% of race

Time at Steady Pace

57:33

23% of race

Time at Slower Pace

1:11:16

29% of race

Average Pace: 9:24 /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 mi11:47:2627:368:5327:36
8:53
#21913
10K
6.21 mi12:15:3355:438:5828:07
9:03
#22287
15K
9.32 mi12:43:291:23:398:5827:56
8:59
#22178
20K
12.43 mi13:11:311:51:418:5928:02
9:01
#21877
Half
13.11 mi13:17:421:57:528:596:11
9:04
#21872
25K
15.53 mi13:41:022:21:129:0523:20
9:37
#21965
30K
18.64 mi14:11:332:51:439:1330:31
9:49
#21814
20M
20.00 mi14:25:253:05:359:1713:52
10:12
#21791
21M
21.00 mi14:36:303:16:409:2211:05
11:05
#21777
35K
21.75 mi14:43:323:23:429:227:02
9:24
#21707
23M
23.00 mi14:55:473:35:579:2312:15
9:47
#21578
24M
24.00 mi15:05:133:45:239:239:26
9:26
#21478
40K
24.85 mi15:13:053:53:159:237:52
9:12
#21319
25.2M
25.20 mi15:16:383:56:489:243:33
10:18
#21271
Finish
26.22 mi15:26:314:06:419:259:53
9:42
#21291
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi21913132751327521981(Top 77%)13380(Top 83%)13380(Top 670%)
10K6.21 mi3.10 mi22287-37413450-17513450-17522601(Top 80%)13617(Top 85%)13617(Top 682%)
15K9.32 mi3.11 mi22178+10913429+2113429+2121981(Top 77%)13380(Top 83%)13380(Top 670%)
20K12.43 mi3.11 mi21877+30113282+14713282+14721090(Top 74%)12925(Top 80%)12925(Top 648%)
Half13.11 mi0.68 mi21872+5132821328222047(Top 78%)13351(Top 83%)13351(Top 669%)
25K15.53 mi2.42 mi21965-9313323-4113323-4122263(Top 78%)13408(Top 83%)13408(Top 672%)
30K18.64 mi3.11 mi21814+15113235+8813235+8821059(Top 74%)12744(Top 79%)12744(Top 638%)
20M20.00 mi1.36 mi21791+2313208+2713208+2721579(Top 76%)12848(Top 80%)12848(Top 644%)
21M21.00 mi1.00 mi21777+1413176+3213176+3221624(Top 76%)12791(Top 79%)12791(Top 641%)
35K21.75 mi0.75 mi21707+7013138+3813138+3819941(Top 70%)11946(Top 74%)11946(Top 598%)
23M23.00 mi1.25 mi21578+12913041+9713041+9719738(Top 69%)11781(Top 73%)11781(Top 590%)
24M24.00 mi1.00 mi21478+10012983+5812983+5819377(Top 68%)11580(Top 72%)11580(Top 580%)
40K24.85 mi0.85 mi21319+15912889+9412889+9417347(Top 61%)10540(Top 65%)10540(Top 528%)
25.2M25.20 mi0.35 mi21271+4812858+3112858+3118265(Top 64%)10958(Top 68%)10958(Top 549%)
Finish26.22 mi1.02 mi21291-2012854+412854+421904(Top 77%)12737(Top 79%)12737(Top 638%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21stories
+97ft-345ft

Overall

21981

Males

13380

M50-54

13380

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

22601

Males

13617

M50-54

13617

10K→15K

6.2 - 9.3 mi

Top 77%
×3stories
+67ft-78ft

Overall

21981

Males

13380

M50-54

13380

15K→20K

9.3 - 12.4 mi

Top 74%
×5stories
+106ft-86ft

Overall

21090

Males

12925

M50-54

12925

20K→Half

12.4 - 13.1 mi

Top 78%
×2stories
+19ft-37ft

Overall

22047

Males

13351

M50-54

13351

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

22263

Males

13408

M50-54

13408

25K→30K

15.5 - 18.6 mi

Top 74%
×9stories
+181ft-148ft

Overall

21059

Males

12744

M50-54

12744

30K→20M

18.6 - 20.0 mi

Top 76%
×5stories
+64ft-50ft

Overall

21579

Males

12848

M50-54

12848

20M→21M

20.0 - 21.0 mi

Top 76%
×8stories
+106ft-24ft

Overall

21624

Males

12791

M50-54

12791

21M→35K

21.0 - 21.8 mi

Top 70%
×7stories
+17ft-86ft

Overall

19941

Males

11946

M50-54

11946

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

19738

Males

11781

M50-54

11781

23M→24M

23.0 - 24.0 mi

Top 68%
×6stories
+12ft-82ft

Overall

19377

Males

11580

M50-54

11580

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

17347

Males

10540

M50-54

10540

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18265

Males

10958

M50-54

10958

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

21904

Males

12737

M50-54

12737

Passing Analysis

Category:
Athletes Passed
1924
Passed By
1302
Net Change
+622
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21913
5K → 10K121495-374#21913#22287
10K → 15K238129+109#22287#22178
15K → 20K34544+301#22178#21877
20K → Half3429+5#21877#21872
Half → 25K122215-93#21872#21965
25K → 30K276125+151#21965#21814
30K → 20M10279+23#21814#21791
20M → 21M8773+14#21791#21777
21M → 35K8010+70#21777#21707
35K → 23M15425+129#21707#21578
23M → 24M11111+100#21578#21478
24M → 40K1612+159#21478#21319
40K → 25.2M546+48#21319#21271
25.2M → Finish3959-20#21271#21291
TOTALS19241302+622
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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