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BOSTON MARATHON 2025

Anthony Tomsich

Bib: 235•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 3%
Gender (Male)
#0 / 16105
Top 5%
Division (M18-39)
#0 / 5642
Top 13%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:35
Rank: #4793
Start → 5K
20:35 | 6:38/mi
10K· 6.21 mi
41:05
Rank: #4585 (+208)
5K → 10K
20:30 | 6:36/mi
15K· 9.32 mi
1:01:28
Rank: #4349 (+236)
10K → 15K
20:23 | 6:34/mi
20K· 12.43 mi
1:21:59
Rank: #4138 (+211)
15K → 20K
20:31 | 6:36/mi
Half· 13.11 mi
1:26:25
Rank: #4093 (+45)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:40:59
Rank: #3378 (+715)
Half → 25K
14:34 | 6:00/mi
30K· 18.64 mi
1:58:32
Rank: #2222 (+1156)
25K → 30K
17:33 | 5:39/mi
20M
2:06:17
Rank: #1901 (+321)
30K → 20M
7:45 | 5:42/mi
21M
2:12:14
Rank: #1655 (+246)
20M → 21M
5:57 | 5:57/mi
35K· 21.75 mi
2:16:17
Rank: #1500 (+155)
21M → 35K
4:03 | 5:25/mi
23M
2:23:17
Rank: #1277 (+223)
35K → 23M
7:00 | 5:35/mi
24M
2:28:43
Rank: #1132 (+145)
23M → 24M
5:26 | 5:26/mi
40K· 24.85 mi
2:33:26
Rank: #1025 (+107)
24M → 40K
4:43 | 5:31/mi
25.2M
2:35:30
Rank: #986 (+39)
40K → 25.2M
2:04 | 6:00/mi
Finish· 26.22 mi
2:40:59
Rank: #905 (+81)
25.2M → Finish
5:29 | 5:23/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:26:25
Pace6:36 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:14:34
Pace5:41 /mi
📊Negative Split: 13.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3720:356:3820:35
6:38
-
10K
6.21 mi10:44:0741:056:3720:30
6:36
-0:02
15K
9.32 mi11:04:301:01:286:3620:23
6:34
-0:02
20K
12.43 mi11:25:011:21:596:3620:31
6:36
+0:02
Half
13.11 mi11:29:271:26:256:364:26
6:30
-0:06
25K
15.53 mi11:44:011:40:596:3014:34
6:00
-0:30
30K
18.64 mi12:01:341:58:326:2217:33
5:39
-0:21
20M
20.00 mi12:09:192:06:176:197:45
5:42
+0:03
21M
21.00 mi12:15:162:12:146:185:57
5:57
+0:15
35K
21.75 mi12:19:192:16:176:164:03
5:25
-0:32
23M
23.00 mi12:26:192:23:176:147:00
5:35
+0:10
24M
24.00 mi12:31:452:28:436:125:26
5:26
-0:09
40K
24.85 mi12:36:282:33:266:104:43
5:31
+0:05
25.2M
25.20 mi12:38:322:35:306:102:04
6:00
+0:29
Finish
26.22 mi12:44:012:40:596:095:29
5:23
-0:37

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

5:23 /mi

Average Pace

6:09 /mi

Slowest Pace

6:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

51:59

32% of race

Time at Steady Pace

22:35

14% of race

Time at Slower Pace

1:26:25

54% of race

Average Pace: 6:08 /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 mi10:23:3720:356:3820:35
6:38
#4793
10K
6.21 mi10:44:0741:056:3720:30
6:36
#4585
15K
9.32 mi11:04:301:01:286:3620:23
6:34
#4349
20K
12.43 mi11:25:011:21:596:3620:31
6:36
#4138
Half
13.11 mi11:29:271:26:256:364:26
6:30
#4093
25K
15.53 mi11:44:011:40:596:3014:34
6:00
#3378
30K
18.64 mi12:01:341:58:326:2217:33
5:39
#2222
20M
20.00 mi12:09:192:06:176:197:45
5:42
#1901
21M
21.00 mi12:15:162:12:146:185:57
5:57
#1655
35K
21.75 mi12:19:192:16:176:164:03
5:25
#1500
23M
23.00 mi12:26:192:23:176:147:00
5:35
#1277
24M
24.00 mi12:31:452:28:436:125:26
5:26
#1132
40K
24.85 mi12:36:282:33:266:104:43
5:31
#1025
25.2M
25.20 mi12:38:322:35:306:102:04
6:00
#986
Finish
26.22 mi12:44:012:40:596:095:29
5:23
#905
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4793448644863938(Top 14%)3710(Top 23%)3710(Top 66%)
10K6.21 mi3.10 mi4585+2084301+1854301+1854443(Top 16%)4162(Top 26%)4162(Top 74%)
15K9.32 mi3.11 mi4349+2364088+2134088+2133938(Top 14%)3710(Top 23%)3710(Top 66%)
20K12.43 mi3.11 mi4138+2113892+1963892+1963702(Top 13%)3495(Top 22%)3495(Top 62%)
Half13.11 mi0.68 mi4093+453851+413851+413583(Top 13%)3383(Top 21%)3383(Top 60%)
25K15.53 mi2.42 mi3378+7153210+6413210+641834(Top 3%)783(Top 5%)783(Top 14%)
30K18.64 mi3.11 mi2222+11562117+10932117+1093140(Top 0.5%)122(Top 0.8%)122(Top 2%)
20M20.00 mi1.36 mi1901+3211809+3081809+308130(Top 0.5%)118(Top 0.7%)118(Top 2%)
21M21.00 mi1.00 mi1655+2461569+2401569+240103(Top 0.4%)97(Top 0.6%)97(Top 2%)
35K21.75 mi0.75 mi1500+1551418+1511418+15184(Top 0.3%)80(Top 0.5%)80(Top 1%)
23M23.00 mi1.25 mi1277+2231202+2161202+21677(Top 0.3%)74(Top 0.5%)74(Top 1%)
24M24.00 mi1.00 mi1132+1451066+1361066+13674(Top 0.3%)70(Top 0.4%)70(Top 1%)
40K24.85 mi0.85 mi1025+107964+102964+10272(Top 0.3%)67(Top 0.4%)67(Top 1%)
25.2M25.20 mi0.35 mi986+39928+36928+3681(Top 0.3%)75(Top 0.5%)75(Top 1%)
Finish26.22 mi1.02 mi905+81848+80848+8083(Top 0.3%)78(Top 0.5%)78(Top 1%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3938

Males

3710

M18-39

3710

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4443

Males

4162

M18-39

4162

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3938

Males

3710

M18-39

3710

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3702

Males

3495

M18-39

3495

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3583

Males

3383

M18-39

3383

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

834

Males

783

M18-39

783

25K→30K

15.5 - 18.6 mi

Top 0.5%
×9stories
+181ft-148ft

Overall

140

Males

122

M18-39

122

30K→20M

18.6 - 20.0 mi

Top 0.5%
×5stories
+64ft-50ft

Overall

130

Males

118

M18-39

118

20M→21M

20.0 - 21.0 mi

Top 0.4%
×8stories
+106ft-24ft

Overall

103

Males

97

M18-39

97

21M→35K

21.0 - 21.8 mi

Top 0.3%
×7stories
+17ft-86ft

Overall

84

Males

80

M18-39

80

35K→23M

21.8 - 23.0 mi

Top 0.3%
×5stories
+23ft-63ft

Overall

77

Males

74

M18-39

74

23M→24M

23.0 - 24.0 mi

Top 0.3%
×6stories
+12ft-82ft

Overall

74

Males

70

M18-39

70

24M→40K

24.0 - 24.9 mi

Top 0.3%
×1story
+6ft-20ft

Overall

72

Males

67

M18-39

67

40K→25.2M

24.9 - 25.2 mi

Top 0.3%
×1story
+13ft-16ft

Overall

81

Males

75

M18-39

75

25.2M→Finish

25.2 - 26.2 mi

Top 0.3%
×2stories
+22ft-21ft

Overall

83

Males

78

M18-39

78

Passing Analysis

Category:
Athletes Passed
4012
Passed By
124
Net Change
+3888
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4793
5K → 10K28577+208#4793#4585
10K → 15K26226+236#4585#4349
15K → 20K22918+211#4349#4138
20K → Half483+45#4138#4093
Half → 25K7150+715#4093#3378
25K → 30K11560+1156#3378#2222
30K → 20M3210+321#2222#1901
20M → 21M2460+246#1901#1655
21M → 35K1550+155#1655#1500
35K → 23M2230+223#1500#1277
23M → 24M1450+145#1277#1132
24M → 40K1070+107#1132#1025
40K → 25.2M390+39#1025#986
25.2M → Finish810+81#986#905
TOTALS4012124+3888
📊

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