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BOSTON MARATHON 2025

Adam Fields

Bib: 32004•M

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
32:41
Rank: #26808
Start → 5K
32:41 | 10:31/mi
10K· 6.21 mi
1:05:42
Rank: #26633 (+175)
5K → 10K
33:01 | 10:38/mi
15K· 9.32 mi
1:38:48
Rank: #26460 (+173)
10K → 15K
33:06 | 10:39/mi
20K· 12.43 mi
2:12:54
Rank: #26310 (+150)
15K → 20K
34:06 | 10:59/mi
Half· 13.11 mi
2:20:16
Rank: #26313 (-3)
20K → Half
7:22 | 10:48/mi
25K· 15.53 mi
2:48:59
Rank: #26314 (-1)
Half → 25K
28:43 | 11:51/mi
30K· 18.64 mi
3:30:35
Rank: #26538 (-224)
25K → 30K
41:36 | 13:23/mi
20M
3:49:01
Rank: #26579 (-41)
30K → 20M
18:26 | 13:34/mi
21M
4:04:26
Rank: #26666 (-87)
20M → 21M
15:25 | 15:25/mi
35K· 21.75 mi
4:14:21
Rank: #26695 (-29)
21M → 35K
9:55 | 13:15/mi
23M
4:30:23
Rank: #26672 (+23)
35K → 23M
16:02 | 12:48/mi
24M
4:44:00
Rank: #26734 (-62)
23M → 24M
13:37 | 13:37/mi
40K· 24.85 mi
4:55:38
Rank: #26754 (-20)
24M → 40K
11:38 | 13:37/mi
25.2M
5:00:59
Rank: #26771 (-17)
40K → 25.2M
5:21 | 15:31/mi
Finish· 26.22 mi
5:12:47
Rank: #26753 (+18)
25.2M → Finish
11:48 | 11:35/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:20:16
Pace10:42 /mi
2nd Half
Distance13.11 mi
Time2:52:31
Pace13:10 /mi
📊Positive Split: 23.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:57:4632:4110:3132:41
10:31
-
10K
6.21 mi12:30:471:05:4210:3433:01
10:38
+0:07
15K
9.32 mi13:03:531:38:4810:3633:06
10:39
+0:01
20K
12.43 mi13:37:592:12:5410:4234:06
10:59
+0:20
Half
13.11 mi13:45:212:20:1610:427:22
10:48
-0:11
25K
15.53 mi14:14:042:48:5910:5328:43
11:51
+1:03
30K
18.64 mi14:55:403:30:3511:1841:36
13:23
+1:32
20M
20.00 mi15:14:063:49:0111:2718:26
13:34
+0:11
21M
21.00 mi15:29:314:04:2611:3815:25
15:25
+1:51
35K
21.75 mi15:39:264:14:2111:429:55
13:15
-2:10
23M
23.00 mi15:55:284:30:2311:4516:02
12:48
-0:27
24M
24.00 mi16:09:054:44:0011:5013:37
13:37
+0:49
40K
24.85 mi16:20:434:55:3811:5411:38
13:37
0:00
25.2M
25.20 mi16:26:045:00:5911:575:21
15:31
+1:54
Finish
26.22 mi16:37:525:12:4711:5611:48
11:35
-3:56

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

10:31 /mi

Average Pace

11:56 /mi

Slowest Pace

15:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:00:47

58% of race

Time at Steady Pace

1:25:59

27% of race

Time at Slower Pace

46:01

15% of race

Average Pace: 11:56 /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 mi11:57:4632:4110:3132:41
10:31
#26808
10K
6.21 mi12:30:471:05:4210:3433:01
10:38
#26633
15K
9.32 mi13:03:531:38:4810:3633:06
10:39
#26460
20K
12.43 mi13:37:592:12:5410:4234:06
10:59
#26310
Half
13.11 mi13:45:212:20:1610:427:22
10:48
#26313
25K
15.53 mi14:14:042:48:5910:5328:43
11:51
#26314
30K
18.64 mi14:55:403:30:3511:1841:36
13:23
#26538
20M
20.00 mi15:14:063:49:0111:2718:26
13:34
#26579
21M
21.00 mi15:29:314:04:2611:3815:25
15:25
#26666
35K
21.75 mi15:39:264:14:2111:429:55
13:15
#26695
23M
23.00 mi15:55:284:30:2311:4516:02
12:48
#26672
24M
24.00 mi16:09:054:44:0011:5013:37
13:37
#26734
40K
24.85 mi16:20:434:55:3811:5411:38
13:37
#26754
25.2M
25.20 mi16:26:045:00:5911:575:21
15:31
#26771
Finish
26.22 mi16:37:525:12:4711:5611:48
11:35
#26753
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 mi26808155231552326184(Top 92%)15236(Top 95%)15236(Top 270%)
10K6.21 mi3.10 mi26633+17515441+8215441+8226488(Top 93%)15356(Top 95%)15356(Top 272%)
15K9.32 mi3.11 mi26460+17315364+7715364+7726184(Top 92%)15236(Top 95%)15236(Top 270%)
20K12.43 mi3.11 mi26310+15015292+7215292+7225961(Top 91%)15106(Top 94%)15106(Top 268%)
Half13.11 mi0.68 mi26313-3152921529226259(Top 92%)15223(Top 95%)15223(Top 270%)
25K15.53 mi2.42 mi26314-115284+815284+826262(Top 92%)15189(Top 94%)15189(Top 269%)
30K18.64 mi3.11 mi26538-22415345-6115345-6127048(Top 95%)15456(Top 96%)15456(Top 274%)
20M20.00 mi1.36 mi26579-4115351-615351-626966(Top 95%)15358(Top 95%)15358(Top 272%)
21M21.00 mi1.00 mi26666-8715379-2815379-2827470(Top 97%)15599(Top 97%)15599(Top 276%)
35K21.75 mi0.75 mi26695-29153791537927177(Top 96%)15429(Top 96%)15429(Top 273%)
23M23.00 mi1.25 mi26672+2315349+3015349+3026164(Top 92%)14919(Top 93%)14919(Top 264%)
24M24.00 mi1.00 mi26734-6215376-2715376-2727411(Top 97%)15494(Top 96%)15494(Top 275%)
40K24.85 mi0.85 mi26754-2015380-415380-426865(Top 95%)15216(Top 94%)15216(Top 270%)
25.2M25.20 mi0.35 mi26771-1715382-215382-227474(Top 97%)15524(Top 96%)15524(Top 275%)
Finish26.22 mi1.02 mi26753+1815373+915373+926265(Top 92%)14914(Top 93%)14914(Top 264%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

26184

Males

15236

M18-39

15236

5K→10K

3.1 - 6.2 mi

Top 93%
×5stories
+79ft-138ft

Overall

26488

Males

15356

M18-39

15356

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

26184

Males

15236

M18-39

15236

15K→20K

9.3 - 12.4 mi

Top 91%
×5stories
+106ft-86ft

Overall

25961

Males

15106

M18-39

15106

20K→Half

12.4 - 13.1 mi

Top 92%
×2stories
+19ft-37ft

Overall

26259

Males

15223

M18-39

15223

Half→25K

13.1 - 15.5 mi

Top 92%
×4stories
+66ft-88ft

Overall

26262

Males

15189

M18-39

15189

25K→30K

15.5 - 18.6 mi

Top 95%
×9stories
+181ft-148ft

Overall

27048

Males

15456

M18-39

15456

30K→20M

18.6 - 20.0 mi

Top 95%
×5stories
+64ft-50ft

Overall

26966

Males

15358

M18-39

15358

20M→21M

20.0 - 21.0 mi

Top 97%
×8stories
+106ft-24ft

Overall

27470

Males

15599

M18-39

15599

21M→35K

21.0 - 21.8 mi

Top 96%
×7stories
+17ft-86ft

Overall

27177

Males

15429

M18-39

15429

35K→23M

21.8 - 23.0 mi

Top 92%
×5stories
+23ft-63ft

Overall

26164

Males

14919

M18-39

14919

23M→24M

23.0 - 24.0 mi

Top 97%
×6stories
+12ft-82ft

Overall

27411

Males

15494

M18-39

15494

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

26865

Males

15216

M18-39

15216

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

27474

Males

15524

M18-39

15524

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2stories
+22ft-21ft

Overall

26265

Males

14914

M18-39

14914

Passing Analysis

Category:
Athletes Passed
985
Passed By
930
Net Change
+55
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26808
5K → 10K26893+175#26808#26633
10K → 15K21340+173#26633#26460
15K → 20K20454+150#26460#26310
20K → Half1720-3#26310#26313
Half → 25K8788-1#26313#26314
25K → 30K38262-224#26314#26538
30K → 20M3273-41#26538#26579
20M → 21M1299-87#26579#26666
21M → 35K1241-29#26666#26695
35K → 23M5633+23#26695#26672
23M → 24M769-62#26672#26734
24M → 40K1131-20#26734#26754
40K → 25.2M522-17#26754#26771
25.2M → Finish235+18#26771#26753
TOTALS985930+55
📊

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