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BOSTON MARATHON 2025

Eric Malkowski

Bib: 8063•M

UT

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 12%
Masters (Masters Men)
#0 / 10463
Top 3%
Division (M40-44)
#0 / 2247
Top 10%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:06
Rank: #3592
Start → 5K
20:06 | 6:28/mi
10K· 6.21 mi
40:08
Rank: #3458 (+134)
5K → 10K
20:02 | 6:27/mi
15K· 9.32 mi
1:00:39
Rank: #3737 (-279)
10K → 15K
20:31 | 6:36/mi
20K· 12.43 mi
1:20:23
Rank: #3273 (+464)
15K → 20K
19:44 | 6:21/mi
Half· 13.11 mi
1:24:40
Rank: #3223 (+50)
20K → Half
4:17 | 6:17/mi
25K· 15.53 mi
1:40:00
Rank: #2966 (+257)
Half → 25K
15:20 | 6:19/mi
30K· 18.64 mi
2:00:08
Rank: #2696 (+270)
25K → 30K
20:08 | 6:29/mi
20M
2:08:54
Rank: #2539 (+157)
30K → 20M
8:46 | 6:27/mi
21M
2:15:46
Rank: #2465 (+74)
20M → 21M
6:52 | 6:52/mi
35K· 21.75 mi
2:20:32
Rank: #2420 (+45)
21M → 35K
4:46 | 6:22/mi
23M
2:28:42
Rank: #2341 (+79)
35K → 23M
8:10 | 6:31/mi
24M
2:35:03
Rank: #2274 (+67)
23M → 24M
6:21 | 6:21/mi
40K· 24.85 mi
2:40:26
Rank: #2175 (+99)
24M → 40K
5:23 | 6:18/mi
25.2M
2:42:46
Rank: #2125 (+50)
40K → 25.2M
2:20 | 6:46/mi
Finish· 26.22 mi
2:48:53
Rank: #2056 (+69)
25.2M → Finish
6:07 | 6:00/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:24:40
Pace6:27 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:24:13
Pace6:25 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:5920:066:2820:06
6:28
-
10K
6.21 mi10:47:0140:086:2820:02
6:27
-0:01
15K
9.32 mi11:07:321:00:396:3020:31
6:36
+0:09
20K
12.43 mi11:27:161:20:236:2819:44
6:21
-0:15
Half
13.11 mi11:31:331:24:406:274:17
6:17
-0:04
25K
15.53 mi11:46:531:40:006:2615:20
6:19
+0:02
30K
18.64 mi12:07:012:00:086:2720:08
6:29
+0:10
20M
20.00 mi12:15:472:08:546:278:46
6:27
-0:02
21M
21.00 mi12:22:392:15:466:286:52
6:52
+0:25
35K
21.75 mi12:27:252:20:326:284:46
6:22
-0:30
23M
23.00 mi12:35:352:28:426:288:10
6:31
+0:09
24M
24.00 mi12:41:562:35:036:286:21
6:21
-0:10
40K
24.85 mi12:47:192:40:266:275:23
6:18
-0:03
25.2M
25.20 mi12:49:392:42:466:282:20
6:46
+0:28
Finish
26.22 mi12:55:462:48:536:276:07
6:00
-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

6:00 /mi

Average Pace

6:27 /mi

Slowest Pace

6:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:39:41

95% of race

Time at Steady Pace

9:12

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:26 /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 mi10:26:5920:066:2820:06
6:28
#3592
10K
6.21 mi10:47:0140:086:2820:02
6:27
#3458
15K
9.32 mi11:07:321:00:396:3020:31
6:36
#3737
20K
12.43 mi11:27:161:20:236:2819:44
6:21
#3273
Half
13.11 mi11:31:331:24:406:274:17
6:17
#3223
25K
15.53 mi11:46:531:40:006:2615:20
6:19
#2966
30K
18.64 mi12:07:012:00:086:2720:08
6:29
#2696
20M
20.00 mi12:15:472:08:546:278:46
6:27
#2539
21M
21.00 mi12:22:392:15:466:286:52
6:52
#2465
35K
21.75 mi12:27:252:20:326:284:46
6:22
#2420
23M
23.00 mi12:35:352:28:426:288:10
6:31
#2341
24M
24.00 mi12:41:562:35:036:286:21
6:21
#2274
40K
24.85 mi12:47:192:40:266:275:23
6:18
#2175
25.2M
25.20 mi12:49:392:42:466:282:20
6:46
#2125
Finish
26.22 mi12:55:462:48:536:276:07
6:00
#2056
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3592340734074231(Top 15%)3975(Top 25%)3975(Top 177%)
10K6.21 mi3.10 mi3458+1343282+1253282+1253343(Top 12%)3174(Top 20%)3174(Top 141%)
15K9.32 mi3.11 mi3737-2793531-2493531-2494231(Top 15%)3975(Top 25%)3975(Top 177%)
20K12.43 mi3.11 mi3273+4643116+4153116+4152266(Top 8%)2159(Top 13%)2159(Top 96%)
Half13.11 mi0.68 mi3223+503070+463070+462353(Top 8%)2250(Top 14%)2250(Top 100%)
25K15.53 mi2.42 mi2966+2572826+2442826+2441975(Top 7%)1879(Top 12%)1879(Top 84%)
30K18.64 mi3.11 mi2696+2702574+2522574+2521892(Top 7%)1802(Top 11%)1802(Top 80%)
20M20.00 mi1.36 mi2539+1572423+1512423+1511440(Top 5%)1362(Top 8%)1362(Top 61%)
21M21.00 mi1.00 mi2465+742352+712352+711742(Top 6%)1643(Top 10%)1643(Top 73%)
35K21.75 mi0.75 mi2420+452309+432309+431882(Top 7%)1766(Top 11%)1766(Top 79%)
23M23.00 mi1.25 mi2341+792231+782231+781533(Top 5%)1437(Top 9%)1437(Top 64%)
24M24.00 mi1.00 mi2274+672164+672164+671477(Top 5%)1381(Top 9%)1381(Top 61%)
40K24.85 mi0.85 mi2175+992066+982066+98965(Top 3%)904(Top 6%)904(Top 40%)
25.2M25.20 mi0.35 mi2125+502018+482018+48909(Top 3%)842(Top 5%)842(Top 37%)
Finish26.22 mi1.02 mi2056+691950+681950+68926(Top 3%)871(Top 5%)871(Top 39%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4231

Males

3975

M40-44

3975

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3343

Males

3174

M40-44

3174

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4231

Males

3975

M40-44

3975

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2266

Males

2159

M40-44

2159

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2353

Males

2250

M40-44

2250

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1975

Males

1879

M40-44

1879

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1892

Males

1802

M40-44

1802

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1440

Males

1362

M40-44

1362

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1742

Males

1643

M40-44

1643

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

1882

Males

1766

M40-44

1766

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1533

Males

1437

M40-44

1437

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1477

Males

1381

M40-44

1381

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

965

Males

904

M40-44

904

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

909

Males

842

M40-44

842

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

926

Males

871

M40-44

871

Passing Analysis

Category:
Athletes Passed
1991
Passed By
455
Net Change
+1536
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3592
5K → 10K21682+134#3592#3458
10K → 15K34313-279#3458#3737
15K → 20K4651+464#3737#3273
20K → Half511+50#3273#3223
Half → 25K2581+257#3223#2966
25K → 30K28010+270#2966#2696
30K → 20M1570+157#2696#2539
20M → 21M8511+74#2539#2465
21M → 35K549+45#2465#2420
35K → 23M9112+79#2420#2341
23M → 24M758+67#2341#2274
24M → 40K990+99#2274#2175
40K → 25.2M511+50#2175#2125
25.2M → Finish756+69#2125#2056
TOTALS1991455+1536
📊

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