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BOSTON MARATHON 2025

Lucas Tomsich

Bib: 10929•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 31%
Gender (Male)
#0 / 16105
Top 44%
Masters (Masters Men)
#0 / 10463
Top 32%
Division (M45-49)
#0 / 2386
Top 46%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:14
Rank: #9105
Start → 5K
22:14 | 7:09/mi
10K· 6.21 mi
44:06
Rank: #8620 (+485)
5K → 10K
21:52 | 7:02/mi
15K· 9.32 mi
1:06:08
Rank: #8434 (+186)
10K → 15K
22:02 | 7:06/mi
20K· 12.43 mi
1:28:23
Rank: #8255 (+179)
15K → 20K
22:15 | 7:10/mi
Half· 13.11 mi
1:33:15
Rank: #8250 (+5)
20K → Half
4:52 | 7:08/mi
25K· 15.53 mi
1:50:51
Rank: #8188 (+62)
Half → 25K
17:36 | 7:16/mi
30K· 18.64 mi
2:14:18
Rank: #8054 (+134)
25K → 30K
23:27 | 7:33/mi
20M
2:24:40
Rank: #8006 (+48)
30K → 20M
10:22 | 7:38/mi
21M
2:32:56
Rank: #7985 (+21)
20M → 21M
8:16 | 8:16/mi
35K· 21.75 mi
2:38:20
Rank: #7893 (+92)
21M → 35K
5:24 | 7:13/mi
23M
2:48:25
Rank: #7997 (-104)
35K → 23M
10:05 | 8:03/mi
24M
2:56:40
Rank: #8191 (-194)
23M → 24M
8:15 | 8:15/mi
40K· 24.85 mi
3:03:56
Rank: #8360 (-169)
24M → 40K
7:16 | 8:30/mi
25.2M
3:07:10
Rank: #8468 (-108)
40K → 25.2M
3:14 | 9:23/mi
Finish· 26.22 mi
3:16:02
Rank: #8871 (-403)
25.2M → Finish
8:52 | 8:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:15
Pace7:07 /mi
2nd Half
Distance13.11 mi
Time1:42:47
Pace7:50 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:5222:147:0922:14
7:09
-
10K
6.21 mi11:10:4444:067:0621:52
7:02
-0:07
15K
9.32 mi11:32:461:06:087:0622:02
7:06
+0:04
20K
12.43 mi11:55:011:28:237:0722:15
7:10
+0:04
Half
13.11 mi11:59:531:33:157:074:52
7:08
-0:02
25K
15.53 mi12:17:291:50:517:0817:36
7:16
+0:08
30K
18.64 mi12:40:562:14:187:1223:27
7:33
+0:17
20M
20.00 mi12:51:182:24:407:1410:22
7:38
+0:05
21M
21.00 mi12:59:342:32:567:178:16
8:16
+0:38
35K
21.75 mi13:04:582:38:207:175:24
7:13
-1:03
23M
23.00 mi13:15:032:48:257:1910:05
8:03
+0:50
24M
24.00 mi13:23:182:56:407:228:15
8:15
+0:12
40K
24.85 mi13:30:343:03:567:247:16
8:30
+0:15
25.2M
25.20 mi13:33:483:07:107:263:14
9:23
+0:53
Finish
26.22 mi13:42:403:16:027:298:52
8:42
-0:41

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

7:02 /mi

Average Pace

7:29 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:33:15

48% of race

Time at Steady Pace

56:49

29% of race

Time at Slower Pace

45:58

23% of race

Average Pace: 7:29 /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 mi10:48:5222:147:0922:14
7:09
#9105
10K
6.21 mi11:10:4444:067:0621:52
7:02
#8620
15K
9.32 mi11:32:461:06:087:0622:02
7:06
#8434
20K
12.43 mi11:55:011:28:237:0722:15
7:10
#8255
Half
13.11 mi11:59:531:33:157:074:52
7:08
#8250
25K
15.53 mi12:17:291:50:517:0817:36
7:16
#8188
30K
18.64 mi12:40:562:14:187:1223:27
7:33
#8054
20M
20.00 mi12:51:182:24:407:1410:22
7:38
#8006
21M
21.00 mi12:59:342:32:567:178:16
8:16
#7985
35K
21.75 mi13:04:582:38:207:175:24
7:13
#7893
23M
23.00 mi13:15:032:48:257:1910:05
8:03
#7997
24M
24.00 mi13:23:182:56:407:228:15
8:15
#8191
40K
24.85 mi13:30:343:03:567:247:16
8:30
#8360
25.2M
25.20 mi13:33:483:07:107:263:14
9:23
#8468
Finish
26.22 mi13:42:403:16:027:298:52
8:42
#8871
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi9105767676768276(Top 29%)7110(Top 44%)7110(Top 298%)
10K6.21 mi3.10 mi8620+4857371+3057371+3058198(Top 29%)7102(Top 44%)7102(Top 298%)
15K9.32 mi3.11 mi8434+1867241+1307241+1308276(Top 29%)7110(Top 44%)7110(Top 298%)
20K12.43 mi3.11 mi8255+1797107+1347107+1347904(Top 28%)6811(Top 42%)6811(Top 285%)
Half13.11 mi0.68 mi8250+57104+37104+38527(Top 30%)7210(Top 45%)7210(Top 302%)
25K15.53 mi2.42 mi8188+627039+657039+658056(Top 28%)6799(Top 42%)6799(Top 285%)
30K18.64 mi3.11 mi8054+1346899+1406899+1408081(Top 28%)6638(Top 41%)6638(Top 278%)
20M20.00 mi1.36 mi8006+486837+626837+627892(Top 28%)6379(Top 40%)6379(Top 267%)
21M21.00 mi1.00 mi7985+216794+436794+438987(Top 32%)6806(Top 42%)6806(Top 285%)
35K21.75 mi0.75 mi7893+926714+806714+806734(Top 24%)5553(Top 34%)5553(Top 233%)
23M23.00 mi1.25 mi7997-1046740-266740-2610402(Top 37%)7426(Top 46%)7426(Top 311%)
24M24.00 mi1.00 mi8191-1946825-856825-8512875(Top 45%)8579(Top 53%)8579(Top 360%)
40K24.85 mi0.85 mi8360-1696895-706895-7013380(Top 47%)8691(Top 54%)8691(Top 364%)
25.2M25.20 mi0.35 mi8468-1086940-456940-4513786(Top 49%)8820(Top 55%)8820(Top 370%)
Finish26.22 mi1.02 mi8871-4037134-1947134-19417441(Top 61%)10603(Top 66%)10603(Top 444%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21stories
+97ft-345ft

Overall

8276

Males

7110

M45-49

7110

5K→10K

3.1 - 6.2 mi

Top 29%
×5stories
+79ft-138ft

Overall

8198

Males

7102

M45-49

7102

10K→15K

6.2 - 9.3 mi

Top 29%
×3stories
+67ft-78ft

Overall

8276

Males

7110

M45-49

7110

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

7904

Males

6811

M45-49

6811

20K→Half

12.4 - 13.1 mi

Top 30%
×2stories
+19ft-37ft

Overall

8527

Males

7210

M45-49

7210

Half→25K

13.1 - 15.5 mi

Top 28%
×4stories
+66ft-88ft

Overall

8056

Males

6799

M45-49

6799

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

8081

Males

6638

M45-49

6638

30K→20M

18.6 - 20.0 mi

Top 28%
×5stories
+64ft-50ft

Overall

7892

Males

6379

M45-49

6379

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

8987

Males

6806

M45-49

6806

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6734

Males

5553

M45-49

5553

35K→23M

21.8 - 23.0 mi

Top 37%
×5stories
+23ft-63ft

Overall

10402

Males

7426

M45-49

7426

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

12875

Males

8579

M45-49

8579

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

13380

Males

8691

M45-49

8691

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13786

Males

8820

M45-49

8820

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2stories
+22ft-21ft

Overall

17441

Males

10603

M45-49

10603

Passing Analysis

Category:
Athletes Passed
1992
Passed By
1758
Net Change
+234
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9105
5K → 10K53550+485#9105#8620
10K → 15K25872+186#8620#8434
15K → 20K25172+179#8434#8255
20K → Half2116+5#8255#8250
Half → 25K165103+62#8250#8188
25K → 30K241107+134#8188#8054
30K → 20M12779+48#8054#8006
20M → 21M11291+21#8006#7985
21M → 35K10715+92#7985#7893
35K → 23M83187-104#7893#7997
23M → 24M34228-194#7997#8191
24M → 40K36205-169#8191#8360
40K → 25.2M16124-108#8360#8468
25.2M → Finish6409-403#8468#8871
TOTALS19921758+234
📊

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