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BOSTON MARATHON 2025

Igor Aliczi

Bib: 2902•M

CT

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 4%
Gender (Male)
#0 / 16105
Top 6%
Division (M18-39)
#0 / 5642
Top 15%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:23
Rank: #2070
Start → 5K
19:23 | 6:14/mi
10K· 6.21 mi
38:55
Rank: #2194 (-124)
5K → 10K
19:32 | 6:17/mi
15K· 9.32 mi
58:20
Rank: #2142 (+52)
10K → 15K
19:25 | 6:15/mi
20K· 12.43 mi
1:17:47
Rank: #2043 (+99)
15K → 20K
19:27 | 6:16/mi
Half· 13.11 mi
1:21:58
Rank: #2015 (+28)
20K → Half
4:11 | 6:08/mi
25K· 15.53 mi
1:37:15
Rank: #1986 (+29)
Half → 25K
15:17 | 6:18/mi
30K· 18.64 mi
1:57:14
Rank: #1891 (+95)
25K → 30K
19:59 | 6:26/mi
20M
2:05:33
Rank: #1725 (+166)
30K → 20M
8:19 | 6:07/mi
21M
2:11:55
Rank: #1590 (+135)
20M → 21M
6:22 | 6:22/mi
35K· 21.75 mi
2:16:19
Rank: #1507 (+83)
21M → 35K
4:24 | 5:53/mi
23M
2:23:51
Rank: #1359 (+148)
35K → 23M
7:32 | 6:01/mi
24M
2:29:28
Rank: #1236 (+123)
23M → 24M
5:37 | 5:37/mi
40K· 24.85 mi
2:34:21
Rank: #1139 (+97)
24M → 40K
4:53 | 5:43/mi
25.2M
2:36:33
Rank: #1115 (+24)
40K → 25.2M
2:12 | 6:23/mi
Finish· 26.22 mi
2:42:15
Rank: #1036 (+79)
25.2M → Finish
5:42 | 5:36/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:21:58
Pace6:15 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:20:17
Pace6:07 /mi
📊Negative Split: 2.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1419:236:1419:23
6:14
-
10K
6.21 mi10:39:4638:556:1619:32
6:17
+0:03
15K
9.32 mi10:59:1158:206:1619:25
6:15
-0:02
20K
12.43 mi11:18:381:17:476:1619:27
6:16
+0:01
Half
13.11 mi11:22:491:21:586:154:11
6:08
-0:08
25K
15.53 mi11:38:061:37:156:1615:17
6:18
+0:10
30K
18.64 mi11:58:051:57:146:1719:59
6:26
+0:08
20M
20.00 mi12:06:242:05:336:178:19
6:07
-0:19
21M
21.00 mi12:12:462:11:556:176:22
6:22
+0:15
35K
21.75 mi12:17:102:16:196:164:24
5:53
-0:29
23M
23.00 mi12:24:422:23:516:157:32
6:01
+0:08
24M
24.00 mi12:30:192:29:286:145:37
5:37
-0:24
40K
24.85 mi12:35:122:34:216:134:53
5:43
+0:06
25.2M
25.20 mi12:37:242:36:336:132:12
6:23
+0:40
Finish
26.22 mi12:43:062:42:156:125:42
5:36
-0:47

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

5:36 /mi

Average Pace

6:12 /mi

Slowest Pace

6:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

40:38

25% of race

Time at Steady Pace

2:01:37

75% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:11 /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 mi10:20:1419:236:1419:23
6:14
#2070
10K
6.21 mi10:39:4638:556:1619:32
6:17
#2194
15K
9.32 mi10:59:1158:206:1619:25
6:15
#2142
20K
12.43 mi11:18:381:17:476:1619:27
6:16
#2043
Half
13.11 mi11:22:491:21:586:154:11
6:08
#2015
25K
15.53 mi11:38:061:37:156:1615:17
6:18
#1986
30K
18.64 mi11:58:051:57:146:1719:59
6:26
#1891
20M
20.00 mi12:06:242:05:336:178:19
6:07
#1725
21M
21.00 mi12:12:462:11:556:176:22
6:22
#1590
35K
21.75 mi12:17:102:16:196:164:24
5:53
#1507
23M
23.00 mi12:24:422:23:516:157:32
6:01
#1359
24M
24.00 mi12:30:192:29:286:145:37
5:37
#1236
40K
24.85 mi12:35:122:34:216:134:53
5:43
#1139
25.2M
25.20 mi12:37:242:36:336:132:12
6:23
#1115
Finish
26.22 mi12:43:062:42:156:125:42
5:36
#1036
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2070197219722077(Top 7%)1980(Top 12%)1980(Top 35%)
10K6.21 mi3.10 mi2194-1242094-1222094-1222319(Top 8%)2218(Top 14%)2218(Top 39%)
15K9.32 mi3.11 mi2142+522045+492045+492077(Top 7%)1980(Top 12%)1980(Top 35%)
20K12.43 mi3.11 mi2043+991950+951950+951822(Top 6%)1733(Top 11%)1733(Top 31%)
Half13.11 mi0.68 mi2015+281925+251925+251616(Top 6%)1535(Top 10%)1535(Top 27%)
25K15.53 mi2.42 mi1986+291893+321893+321858(Top 7%)1766(Top 11%)1766(Top 31%)
30K18.64 mi3.11 mi1891+951801+921801+921672(Top 6%)1585(Top 10%)1585(Top 28%)
20M20.00 mi1.36 mi1725+1661639+1621639+162580(Top 2%)546(Top 3%)546(Top 10%)
21M21.00 mi1.00 mi1590+1351507+1321507+132465(Top 2%)439(Top 3%)439(Top 8%)
35K21.75 mi0.75 mi1507+831425+821425+82511(Top 2%)476(Top 3%)476(Top 8%)
23M23.00 mi1.25 mi1359+1481282+1431282+143374(Top 1%)352(Top 2%)352(Top 6%)
24M24.00 mi1.00 mi1236+1231163+1191163+119142(Top 0.5%)131(Top 0.8%)131(Top 2%)
40K24.85 mi0.85 mi1139+971072+911072+91141(Top 0.5%)133(Top 0.8%)133(Top 2%)
25.2M25.20 mi0.35 mi1115+241050+221050+22322(Top 1%)300(Top 2%)300(Top 5%)
Finish26.22 mi1.02 mi1036+79974+76974+76230(Top 0.8%)217(Top 1%)217(Top 4%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

2077

Males

1980

M18-39

1980

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2319

Males

2218

M18-39

2218

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

2077

Males

1980

M18-39

1980

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1822

Males

1733

M18-39

1733

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1616

Males

1535

M18-39

1535

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1858

Males

1766

M18-39

1766

25K→30K

15.5 - 18.6 mi

Top 6%
×9stories
+181ft-148ft

Overall

1672

Males

1585

M18-39

1585

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

580

Males

546

M18-39

546

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

465

Males

439

M18-39

439

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

511

Males

476

M18-39

476

35K→23M

21.8 - 23.0 mi

Top 1%
×5stories
+23ft-63ft

Overall

374

Males

352

M18-39

352

23M→24M

23.0 - 24.0 mi

Top 0.5%
×6stories
+12ft-82ft

Overall

142

Males

131

M18-39

131

24M→40K

24.0 - 24.9 mi

Top 0.5%
×1story
+6ft-20ft

Overall

141

Males

133

M18-39

133

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

322

Males

300

M18-39

300

25.2M→Finish

25.2 - 26.2 mi

Top 0.8%
×2stories
+22ft-21ft

Overall

230

Males

217

M18-39

217

Passing Analysis

Category:
Athletes Passed
1358
Passed By
324
Net Change
+1034
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2070
5K → 10K71195-124#2070#2194
10K → 15K10149+52#2194#2142
15K → 20K11213+99#2142#2043
20K → Half302+28#2043#2015
Half → 25K6435+29#2015#1986
25K → 30K12429+95#1986#1891
30K → 20M1660+166#1891#1725
20M → 21M1350+135#1725#1590
21M → 35K841+83#1590#1507
35K → 23M1480+148#1507#1359
23M → 24M1230+123#1359#1236
24M → 40K970+97#1236#1139
40K → 25.2M240+24#1139#1115
25.2M → Finish790+79#1115#1036
TOTALS1358324+1034
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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