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BOSTON MARATHON 2025

John Lynham

Bib: 6628•M

HI

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 16%
Gender (Male)
#0 / 16105
Top 26%
Masters (Masters Men)
#0 / 10463
Top 12%
Division (M40-44)
#0 / 2247
Top 31%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:14
Rank: #6591
Start → 5K
6:50/mi
21:14 split
10K· 6.21 mi
42:24
Rank: #6520 (+71)
5K → 10K
6:49/mi
21:10 split
15K· 9.32 mi
1:03:27
Rank: #6276 (+244)
10K → 15K
6:47/mi
21:03 split
20K· 12.43 mi
1:24:33
Rank: #5969 (+307)
15K → 20K
6:47/mi
21:06 split
Half· 13.11 mi
1:29:10
Rank: #5969
20K → Half
6:46/mi
4:37 split
25K· 15.53 mi
1:45:41
Rank: #5749 (+220)
Half → 25K
6:49/mi
16:31 split
30K· 18.64 mi
2:07:21
Rank: #5434 (+315)
25K → 30K
6:58/mi
21:40 split
20M
2:16:50
Rank: #5286 (+148)
30K → 20M
6:59/mi
9:29 split
21M
2:24:12
Rank: #5168 (+118)
20M → 21M
7:22/mi
7:22 split
35K· 21.75 mi
2:29:21
Rank: #5134 (+34)
21M → 35K
6:53/mi
5:09 split
23M
2:38:08
Rank: #5010 (+124)
35K → 23M
7:01/mi
8:47 split
24M
2:44:41
Rank: #4816 (+194)
23M → 24M
6:33/mi
6:33 split
40K· 24.85 mi
2:50:28
Rank: #4693 (+123)
24M → 40K
6:46/mi
5:47 split
25.2M
2:53:01
Rank: #4650 (+43)
40K → 25.2M
7:24/mi
2:33 split
Finish· 26.22 mi
2:59:36
Rank: #4558 (+92)
25.2M → Finish
6:28/mi
6:35 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:10
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:30:26
Pace6:54 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:4121:146:5021:14
6:50
-
10K
6.21 mi10:48:5142:246:4921:10
6:49
-0:01
15K
9.32 mi11:09:541:03:276:4821:03
6:47
-0:02
20K
12.43 mi11:31:001:24:336:4821:06
6:47
0:00
Half
13.11 mi11:35:371:29:106:484:37
6:46
-0:01
25K
15.53 mi11:52:081:45:416:4816:31
6:49
+0:03
30K
18.64 mi12:13:482:07:216:5021:40
6:58
+0:09
20M
20.00 mi12:23:172:16:506:509:29
6:59
+0:01
21M
21.00 mi12:30:392:24:126:527:22
7:22
+0:23
35K
21.75 mi12:35:482:29:216:525:09
6:53
-0:29
23M
23.00 mi12:44:352:38:086:538:47
7:01
+0:08
24M
24.00 mi12:51:082:44:416:526:33
6:33
-0:28
40K
24.85 mi12:56:552:50:286:525:47
6:46
+0:13
25.2M
25.20 mi12:59:282:53:016:522:33
7:24
+0:38
Finish
26.22 mi13:06:032:59:366:516:35
6:28
-0:56

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

6:28 /mi

Average Pace

6:51 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49:41

94% of race

Time at Steady Pace

9:55

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:51 /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 mi10:27:4121:146:5021:14
6:50
#6591
10K
6.21 mi10:48:5142:246:4921:10
6:49
#6520
15K
9.32 mi11:09:541:03:276:4821:03
6:47
#6276
20K
12.43 mi11:31:001:24:336:4821:06
6:47
#5969
Half
13.11 mi11:35:371:29:106:484:37
6:46
#5969
25K
15.53 mi11:52:081:45:416:4816:31
6:49
#5749
30K
18.64 mi12:13:482:07:216:5021:40
6:58
#5434
20M
20.00 mi12:23:172:16:506:509:29
6:59
#5286
21M
21.00 mi12:30:392:24:126:527:22
7:22
#5168
35K
21.75 mi12:35:482:29:216:525:09
6:53
#5134
23M
23.00 mi12:44:352:38:086:538:47
7:01
#5010
24M
24.00 mi12:51:082:44:416:526:33
6:33
#4816
40K
24.85 mi12:56:552:50:286:525:47
6:46
#4693
25.2M
25.20 mi12:59:282:53:016:522:33
7:24
#4650
Finish
26.22 mi13:06:032:59:366:516:35
6:28
#4558
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6591599159915837(Top 21%)5320(Top 33%)5320(Top 237%)
10K6.21 mi3.10 mi6520+715930+615930+616523(Top 23%)5900(Top 37%)5900(Top 263%)
15K9.32 mi3.11 mi6276+2445730+2005730+2005837(Top 21%)5320(Top 33%)5320(Top 237%)
20K12.43 mi3.11 mi5969+3075460+2705460+2705214(Top 18%)4803(Top 30%)4803(Top 214%)
Half13.11 mi0.68 mi59695456+45456+45834(Top 21%)5321(Top 33%)5321(Top 237%)
25K15.53 mi2.42 mi5749+2205267+1895267+1894976(Top 18%)4570(Top 28%)4570(Top 203%)
30K18.64 mi3.11 mi5434+3154984+2834984+2834546(Top 16%)4154(Top 26%)4154(Top 185%)
20M20.00 mi1.36 mi5286+1484845+1394845+1394002(Top 14%)3670(Top 23%)3670(Top 163%)
21M21.00 mi1.00 mi5168+1184742+1034742+1033959(Top 14%)3594(Top 22%)3594(Top 160%)
35K21.75 mi0.75 mi5134+344706+364706+364638(Top 16%)4116(Top 26%)4116(Top 183%)
23M23.00 mi1.25 mi5010+1244590+1164590+1163858(Top 14%)3471(Top 22%)3471(Top 154%)
24M24.00 mi1.00 mi4816+1944419+1714419+1712285(Top 8%)2117(Top 13%)2117(Top 94%)
40K24.85 mi0.85 mi4693+1234308+1114308+1112705(Top 10%)2462(Top 15%)2462(Top 110%)
25.2M25.20 mi0.35 mi4650+434268+404268+402998(Top 11%)2677(Top 17%)2677(Top 119%)
Finish26.22 mi1.02 mi4558+924179+894179+892643(Top 9%)2393(Top 15%)2393(Top 106%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21story building
+97ft-345ft

Overall

5837

Males

5320

M40-44

5320

5K→10K

3.1 - 6.2 mi

Top 23%
×5story building
+79ft-138ft

Overall

6523

Males

5900

M40-44

5900

10K→15K

6.2 - 9.3 mi

Top 21%
×3story building
+67ft-78ft

Overall

5837

Males

5320

M40-44

5320

15K→20K

9.3 - 12.4 mi

Top 18%
×5story building
+106ft-86ft

Overall

5214

Males

4803

M40-44

4803

20K→Half

12.4 - 13.1 mi

Top 21%
×2story building
+19ft-37ft

Overall

5834

Males

5321

M40-44

5321

Half→25K

13.1 - 15.5 mi

Top 18%
×4story building
+66ft-88ft

Overall

4976

Males

4570

M40-44

4570

25K→30K

15.5 - 18.6 mi

Top 16%
×9story building
+181ft-148ft

Overall

4546

Males

4154

M40-44

4154

30K→20M

18.6 - 20.0 mi

Top 14%
×5story building
+64ft-50ft

Overall

4002

Males

3670

M40-44

3670

20M→21M

20.0 - 21.0 mi

Top 14%
×8story building
+106ft-24ft

Overall

3959

Males

3594

M40-44

3594

21M→35K

21.0 - 21.8 mi

Top 16%
×7story building
+17ft-86ft

Overall

4638

Males

4116

M40-44

4116

35K→23M

21.8 - 23.0 mi

Top 14%
×5story building
+23ft-63ft

Overall

3858

Males

3471

M40-44

3471

23M→24M

23.0 - 24.0 mi

Top 8%
×6story building
+12ft-82ft

Overall

2285

Males

2117

M40-44

2117

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2705

Males

2462

M40-44

2462

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2998

Males

2677

M40-44

2677

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2story building
+22ft-21ft

Overall

2643

Males

2393

M40-44

2393

Passing Analysis

Category:
Athletes Passed
2434
Passed By
401
Net Change
+2033
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6591
5K → 10K220149+71#6591#6520
10K → 15K29349+244#6520#6276
15K → 20K32417+307#6276#5969
20K → Half18180#5969#5969
Half → 25K23818+220#5969#5749
25K → 30K35136+315#5749#5434
30K → 20M16315+148#5434#5286
20M → 21M14325+118#5286#5168
21M → 35K6026+34#5168#5134
35K → 23M14622+124#5134#5010
23M → 24M1962+194#5010#4816
24M → 40K1318+123#4816#4693
40K → 25.2M463+43#4693#4650
25.2M → Finish10513+92#4650#4558
TOTALS2434401+2033
📊

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