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BOSTON MARATHON 2025

Robert Seda

Bib: 10367•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 28%
Gender (Male)
#0 / 16105
Top 41%
Masters (Masters Men)
#0 / 10463
Top 28%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:25
Rank: #7025
Start → 5K
21:25 | 6:54/mi
10K· 6.21 mi
43:26
Rank: #7771 (-746)
5K → 10K
22:01 | 7:05/mi
15K· 9.32 mi
1:05:42
Rank: #8099 (-328)
10K → 15K
22:16 | 7:10/mi
20K· 12.43 mi
1:28:19
Rank: #8227 (-128)
15K → 20K
22:37 | 7:17/mi
Half· 13.11 mi
1:33:18
Rank: #8276 (-49)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:51:04
Rank: #8290 (-14)
Half → 25K
17:46 | 7:20/mi
30K· 18.64 mi
2:14:41
Rank: #8218 (+72)
25K → 30K
23:37 | 7:36/mi
20M
2:24:56
Rank: #8098 (+120)
30K → 20M
10:15 | 7:33/mi
21M
2:33:00
Rank: #8012 (+86)
20M → 21M
8:04 | 8:04/mi
35K· 21.75 mi
2:38:38
Rank: #8016 (-4)
21M → 35K
5:38 | 7:32/mi
23M
2:48:14
Rank: #7913 (+103)
35K → 23M
9:36 | 7:40/mi
24M
2:55:48
Rank: #7916 (-3)
23M → 24M
7:34 | 7:34/mi
40K· 24.85 mi
3:02:25
Rank: #7890 (+26)
24M → 40K
6:37 | 7:44/mi
25.2M
3:05:18
Rank: #7866 (+24)
40K → 25.2M
2:53 | 8:22/mi
Finish· 26.22 mi
3:12:58
Rank: #7895 (-29)
25.2M → Finish
7:40 | 7:31/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:18
Pace7:07 /mi
2nd Half
Distance13.11 mi
Time1:39:40
Pace7:36 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:3721:256:5421:25
6:54
-
10K
6.21 mi11:08:3843:266:5922:01
7:05
+0:11
15K
9.32 mi11:30:541:05:427:0322:16
7:10
+0:05
20K
12.43 mi11:53:311:28:197:0622:37
7:17
+0:07
Half
13.11 mi11:58:301:33:187:074:59
7:18
+0:01
25K
15.53 mi12:16:161:51:047:0917:46
7:20
+0:02
30K
18.64 mi12:39:532:14:417:1423:37
7:36
+0:16
20M
20.00 mi12:50:082:24:567:1510:15
7:33
-0:03
21M
21.00 mi12:58:122:33:007:178:04
8:04
+0:31
35K
21.75 mi13:03:502:38:387:185:38
7:32
-0:32
23M
23.00 mi13:13:262:48:147:199:36
7:40
+0:08
24M
24.00 mi13:21:002:55:487:207:34
7:34
-0:06
40K
24.85 mi13:27:373:02:257:206:37
7:44
+0:10
25.2M
25.20 mi13:30:303:05:187:212:53
8:22
+0:38
Finish
26.22 mi13:38:103:12:587:227:40
7:31
-0:51

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

6:54 /mi

Average Pace

7:22 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:04

58% of race

Time at Steady Pace

1:04:20

33% of race

Time at Slower Pace

17:34

9% of race

Average Pace: 7:22 /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 mi10:46:3721:256:5421:25
6:54
#7025
10K
6.21 mi11:08:3843:266:5922:01
7:05
#7771
15K
9.32 mi11:30:541:05:427:0322:16
7:10
#8099
20K
12.43 mi11:53:311:28:197:0622:37
7:17
#8227
Half
13.11 mi11:58:301:33:187:074:59
7:18
#8276
25K
15.53 mi12:16:161:51:047:0917:46
7:20
#8290
30K
18.64 mi12:39:532:14:417:1423:37
7:36
#8218
20M
20.00 mi12:50:082:24:567:1510:15
7:33
#8098
21M
21.00 mi12:58:122:33:007:178:04
8:04
#8012
35K
21.75 mi13:03:502:38:387:185:38
7:32
#8016
23M
23.00 mi13:13:262:48:147:199:36
7:40
#7913
24M
24.00 mi13:21:002:55:487:207:34
7:34
#7916
40K
24.85 mi13:27:373:02:257:206:37
7:44
#7890
25.2M
25.20 mi13:30:303:05:187:212:53
8:22
#7866
Finish
26.22 mi13:38:103:12:587:227:40
7:31
#7895
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi7025631863188821(Top 31%)7446(Top 46%)7446(Top 331%)
10K6.21 mi3.10 mi7771-7466833-5156833-5158544(Top 30%)7328(Top 46%)7328(Top 326%)
15K9.32 mi3.11 mi8099-3287034-2017034-2018821(Top 31%)7446(Top 46%)7446(Top 331%)
20K12.43 mi3.11 mi8227-1287089-557089-558860(Top 31%)7371(Top 46%)7371(Top 328%)
Half13.11 mi0.68 mi8276-497116-277116-279943(Top 35%)7965(Top 49%)7965(Top 354%)
25K15.53 mi2.42 mi8290-147110+67110+68559(Top 30%)7081(Top 44%)7081(Top 315%)
30K18.64 mi3.11 mi8218+727006+1047006+1048449(Top 30%)6848(Top 43%)6848(Top 305%)
20M20.00 mi1.36 mi8098+1206896+1106896+1107291(Top 26%)6015(Top 37%)6015(Top 268%)
21M21.00 mi1.00 mi8012+866807+896807+897722(Top 27%)6105(Top 38%)6105(Top 272%)
35K21.75 mi0.75 mi8016-46793+146793+148796(Top 31%)6727(Top 42%)6727(Top 299%)
23M23.00 mi1.25 mi7913+1036680+1136680+1137682(Top 27%)5984(Top 37%)5984(Top 266%)
24M24.00 mi1.00 mi7916-36648+326648+328138(Top 29%)6196(Top 38%)6196(Top 276%)
40K24.85 mi0.85 mi7890+266605+436605+438331(Top 29%)6169(Top 38%)6169(Top 275%)
25.2M25.20 mi0.35 mi7866+246578+276578+277914(Top 28%)5855(Top 36%)5855(Top 261%)
Finish26.22 mi1.02 mi7895-296563+156563+159326(Top 33%)6612(Top 41%)6612(Top 294%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

8821

Males

7446

M40-44

7446

5K→10K

3.1 - 6.2 mi

Top 30%
×5stories
+79ft-138ft

Overall

8544

Males

7328

M40-44

7328

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

8821

Males

7446

M40-44

7446

15K→20K

9.3 - 12.4 mi

Top 31%
×5stories
+106ft-86ft

Overall

8860

Males

7371

M40-44

7371

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

9943

Males

7965

M40-44

7965

Half→25K

13.1 - 15.5 mi

Top 30%
×4stories
+66ft-88ft

Overall

8559

Males

7081

M40-44

7081

25K→30K

15.5 - 18.6 mi

Top 30%
×9stories
+181ft-148ft

Overall

8449

Males

6848

M40-44

6848

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

7291

Males

6015

M40-44

6015

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7722

Males

6105

M40-44

6105

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

8796

Males

6727

M40-44

6727

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7682

Males

5984

M40-44

5984

23M→24M

23.0 - 24.0 mi

Top 29%
×6stories
+12ft-82ft

Overall

8138

Males

6196

M40-44

6196

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

8331

Males

6169

M40-44

6169

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7914

Males

5855

M40-44

5855

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

9326

Males

6612

M40-44

6612

Passing Analysis

Category:
Athletes Passed
1340
Passed By
2210
Net Change
-870
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7025
5K → 10K38784-746#7025#7771
10K → 15K55383-328#7771#8099
15K → 20K110238-128#8099#8227
20K → Half1059-49#8227#8276
Half → 25K123137-14#8276#8290
25K → 30K229157+72#8290#8218
30K → 20M16141+120#8218#8098
20M → 21M14155+86#8098#8012
21M → 35K6064-4#8012#8016
35K → 23M15148+103#8016#7913
23M → 24M7073-3#7913#7916
24M → 40K8155+26#7916#7890
40K → 25.2M4420+24#7890#7866
25.2M → Finish6796-29#7866#7895
TOTALS13402210-870
📊

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