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BOSTON MARATHON 2025

Robert Lynn

Bib: 6227•M

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 20%
Gender (Male)
#0 / 16105
Top 32%
Masters (Masters Men)
#0 / 10463
Top 17%
Division (M40-44)
#0 / 2247
Top 42%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:49
Rank: #5459
Start → 5K
20:49 | 6:42/mi
10K· 6.21 mi
41:28
Rank: #5138 (+321)
5K → 10K
20:39 | 6:39/mi
15K· 9.32 mi
1:02:04
Rank: #4868 (+270)
10K → 15K
20:36 | 6:38/mi
20K· 12.43 mi
1:22:55
Rank: #4752 (+116)
15K → 20K
20:51 | 6:43/mi
Half· 13.11 mi
1:27:26
Rank: #4735 (+17)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:44:00
Rank: #4744 (-9)
Half → 25K
16:34 | 6:50/mi
30K· 18.64 mi
2:05:52
Rank: #4767 (-23)
25K → 30K
21:52 | 7:02/mi
20M
2:15:58
Rank: #4905 (-138)
30K → 20M
10:06 | 7:26/mi
21M
2:23:56
Rank: #5048 (-143)
20M → 21M
7:58 | 7:58/mi
35K· 21.75 mi
2:29:21
Rank: #5136 (-88)
21M → 35K
5:25 | 7:14/mi
23M
2:38:52
Rank: #5245 (-109)
35K → 23M
9:31 | 7:36/mi
24M
2:46:36
Rank: #5362 (-117)
23M → 24M
7:44 | 7:44/mi
40K· 24.85 mi
2:53:27
Rank: #5452 (-90)
24M → 40K
6:51 | 8:01/mi
25.2M
2:56:30
Rank: #5481 (-29)
40K → 25.2M
3:03 | 8:51/mi
Finish· 26.22 mi
3:04:44
Rank: #5681 (-200)
25.2M → Finish
8:14 | 8:05/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:26
Pace6:40 /mi
2nd Half
Distance13.11 mi
Time1:37:18
Pace7:25 /mi
📊Positive Split: 11.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:1420:496:4220:49
6:42
-
10K
6.21 mi10:45:5341:286:4020:39
6:39
-0:03
15K
9.32 mi11:06:291:02:046:4020:36
6:38
-0:01
20K
12.43 mi11:27:201:22:556:4020:51
6:43
+0:05
Half
13.11 mi11:31:511:27:266:404:31
6:37
-0:06
25K
15.53 mi11:48:251:44:006:4216:34
6:50
+0:13
30K
18.64 mi12:10:172:05:526:4521:52
7:02
+0:12
20M
20.00 mi12:20:232:15:586:4810:06
7:26
+0:24
21M
21.00 mi12:28:212:23:566:517:58
7:58
+0:32
35K
21.75 mi12:33:462:29:216:525:25
7:14
-0:44
23M
23.00 mi12:43:172:38:526:549:31
7:36
+0:22
24M
24.00 mi12:51:012:46:366:577:44
7:44
+0:08
40K
24.85 mi12:57:522:53:276:596:51
8:01
+0:17
25.2M
25.20 mi13:00:552:56:307:003:03
8:51
+0:50
Finish
26.22 mi13:09:093:04:447:038:14
8:05
-0:46

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

6:37 /mi

Average Pace

7:03 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:00

56% of race

Time at Steady Pace

37:23

20% of race

Time at Slower Pace

43:21

23% of race

Average Pace: 7:03 /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 mi10:25:1420:496:4220:49
6:42
#5459
10K
6.21 mi10:45:5341:286:4020:39
6:39
#5138
15K
9.32 mi11:06:291:02:046:4020:36
6:38
#4868
20K
12.43 mi11:27:201:22:556:4020:51
6:43
#4752
Half
13.11 mi11:31:511:27:266:404:31
6:37
#4735
25K
15.53 mi11:48:251:44:006:4216:34
6:50
#4744
30K
18.64 mi12:10:172:05:526:4521:52
7:02
#4767
20M
20.00 mi12:20:232:15:586:4810:06
7:26
#4905
21M
21.00 mi12:28:212:23:566:517:58
7:58
#5048
35K
21.75 mi12:33:462:29:216:525:25
7:14
#5136
23M
23.00 mi12:43:172:38:526:549:31
7:36
#5245
24M
24.00 mi12:51:012:46:366:577:44
7:44
#5362
40K
24.85 mi12:57:522:53:276:596:51
8:01
#5452
25.2M
25.20 mi13:00:552:56:307:003:03
8:51
#5481
Finish
26.22 mi13:09:093:04:447:038:14
8:05
#5681
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5459506950694518(Top 16%)4235(Top 26%)4235(Top 188%)
10K6.21 mi3.10 mi5138+3214785+2844785+2844857(Top 17%)4540(Top 28%)4540(Top 202%)
15K9.32 mi3.11 mi4868+2704548+2374548+2374518(Top 16%)4235(Top 26%)4235(Top 188%)
20K12.43 mi3.11 mi4752+1164434+1144434+1144540(Top 16%)4227(Top 26%)4227(Top 188%)
Half13.11 mi0.68 mi4735+174419+154419+154651(Top 16%)4344(Top 27%)4344(Top 193%)
25K15.53 mi2.42 mi4744-94418+14418+15150(Top 18%)4725(Top 29%)4725(Top 210%)
30K18.64 mi3.11 mi4767-234415+34415+34939(Top 17%)4487(Top 28%)4487(Top 200%)
20M20.00 mi1.36 mi4905-1384532-1174532-1176578(Top 23%)5566(Top 35%)5566(Top 248%)
21M21.00 mi1.00 mi5048-1434643-1114643-1117152(Top 25%)5767(Top 36%)5767(Top 257%)
35K21.75 mi0.75 mi5136-884708-654708-656845(Top 24%)5604(Top 35%)5604(Top 249%)
23M23.00 mi1.25 mi5245-1094784-764784-767239(Top 25%)5719(Top 36%)5719(Top 255%)
24M24.00 mi1.00 mi5362-1174877-934877-939298(Top 33%)6792(Top 42%)6792(Top 302%)
40K24.85 mi0.85 mi5452-904931-544931-5410241(Top 36%)7154(Top 44%)7154(Top 318%)
25.2M25.20 mi0.35 mi5481-294946-154946-1510811(Top 38%)7364(Top 46%)7364(Top 328%)
Finish26.22 mi1.02 mi5681-2005081-1355081-13513388(Top 47%)8696(Top 54%)8696(Top 387%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4518

Males

4235

M40-44

4235

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4857

Males

4540

M40-44

4540

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4518

Males

4235

M40-44

4235

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4540

Males

4227

M40-44

4227

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4651

Males

4344

M40-44

4344

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

5150

Males

4725

M40-44

4725

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4939

Males

4487

M40-44

4487

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

6578

Males

5566

M40-44

5566

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

7152

Males

5767

M40-44

5767

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6845

Males

5604

M40-44

5604

35K→23M

21.8 - 23.0 mi

Top 25%
×5stories
+23ft-63ft

Overall

7239

Males

5719

M40-44

5719

23M→24M

23.0 - 24.0 mi

Top 33%
×6stories
+12ft-82ft

Overall

9298

Males

6792

M40-44

6792

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

10241

Males

7154

M40-44

7154

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10811

Males

7364

M40-44

7364

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

13388

Males

8696

M40-44

8696

Passing Analysis

Category:
Athletes Passed
1380
Passed By
1602
Net Change
-222
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5459
5K → 10K38261+321#5459#5138
10K → 15K29727+270#5138#4868
15K → 20K17761+116#4868#4752
20K → Half3316+17#4752#4735
Half → 25K98107-9#4735#4744
25K → 30K149172-23#4744#4767
30K → 20M42180-138#4767#4905
20M → 21M32175-143#4905#5048
21M → 35K31119-88#5048#5136
35K → 23M61170-109#5136#5245
23M → 24M24141-117#5245#5362
24M → 40K25115-90#5362#5452
40K → 25.2M1948-29#5452#5481
25.2M → Finish10210-200#5481#5681
TOTALS13801602-222
📊

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