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BOSTON MARATHON 2023

Eric Malkowski

Bib: 6703•M

UT

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 15%
Gender (Male)
#0 / 15176
Top 24%
Masters (Masters Men)
#0 / 9891
Top 11%
Division (M40-44)
#0 / 2241
Top 28%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:52
Rank: #3815
Start → 5K
20:52 | 6:43/mi
10K· 6.21 mi
42:00
Rank: #4585 (-770)
5K → 10K
21:08 | 6:48/mi
15K· 9.32 mi
1:03:11
Rank: #4786 (-201)
10K → 15K
21:11 | 6:49/mi
20K· 12.43 mi
1:24:12
Rank: #4601 (+185)
15K → 20K
21:01 | 6:46/mi
Half· 13.11 mi
1:28:49
Rank: #4605 (-4)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:45:24
Rank: #4545 (+60)
Half → 25K
16:35 | 6:50/mi
30K· 18.64 mi
2:06:43
Rank: #4297 (+248)
25K → 30K
21:19 | 6:52/mi
20M
2:16:06
Rank: #4199 (+98)
30K → 20M
9:23 | 6:54/mi
21M
2:23:15
Rank: #4069 (+130)
20M → 21M
7:09 | 7:09/mi
35K· 21.75 mi
2:28:26
Rank: #4099 (-30)
21M → 35K
5:11 | 6:56/mi
23M
2:37:21
Rank: #4126 (-27)
35K → 23M
8:55 | 7:07/mi
24M
2:44:29
Rank: #4220 (-94)
23M → 24M
7:08 | 7:08/mi
40K· 24.85 mi
2:50:28
Rank: #4182 (+38)
24M → 40K
5:59 | 7:00/mi
25.2M
2:52:55
Rank: #4135 (+47)
40K → 25.2M
2:27 | 7:06/mi
Finish· 26.22 mi
2:59:15
Rank: #3941 (+194)
25.2M → Finish
6:20 | 6:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:49
Pace6:46 /mi
2nd Half
Distance13.11 mi
Time1:30:26
Pace6:54 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5720:526:4320:52
6:43
-
10K
6.21 mi10:45:0542:006:4621:08
6:48
+0:05
15K
9.32 mi11:06:161:03:116:4721:11
6:49
+0:01
20K
12.43 mi11:27:171:24:126:4721:01
6:46
-0:03
Half
13.11 mi11:31:541:28:496:464:37
6:46
0:00
25K
15.53 mi11:48:291:45:246:4716:35
6:50
+0:04
30K
18.64 mi12:09:482:06:436:4821:19
6:52
+0:02
20M
20.00 mi12:19:112:16:066:489:23
6:54
+0:02
21M
21.00 mi12:26:202:23:156:497:09
7:09
+0:15
35K
21.75 mi12:31:312:28:266:505:11
6:56
-0:13
23M
23.00 mi12:40:262:37:216:508:55
7:07
+0:11
24M
24.00 mi12:47:342:44:296:517:08
7:08
+0:01
40K
24.85 mi12:53:332:50:286:525:59
7:00
-0:08
25.2M
25.20 mi12:56:002:52:556:522:27
7:06
+0:06
Finish
26.22 mi13:02:202:59:156:506:20
6:13
-0:53

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

6:13 /mi

Average Pace

6:50 /mi

Slowest Pace

7:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:44

62% of race

Time at Steady Pace

1:07:31

38% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:50 /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 mi10:23:5720:526:4320:52
6:43
#3815
10K
6.21 mi10:45:0542:006:4621:08
6:48
#4585
15K
9.32 mi11:06:161:03:116:4721:11
6:49
#4786
20K
12.43 mi11:27:171:24:126:4721:01
6:46
#4601
Half
13.11 mi11:31:541:28:496:464:37
6:46
#4605
25K
15.53 mi11:48:291:45:246:4716:35
6:50
#4545
30K
18.64 mi12:09:482:06:436:4821:19
6:52
#4297
20M
20.00 mi12:19:112:16:066:489:23
6:54
#4199
21M
21.00 mi12:26:202:23:156:497:09
7:09
#4069
35K
21.75 mi12:31:312:28:266:505:11
6:56
#4099
23M
23.00 mi12:40:262:37:216:508:55
7:07
#4126
24M
24.00 mi12:47:342:44:296:517:08
7:08
#4220
40K
24.85 mi12:53:332:50:286:525:59
7:00
#4182
25.2M
25.20 mi12:56:002:52:556:522:27
7:06
#4135
Finish
26.22 mi13:02:202:59:156:506:20
6:13
#3941
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3815358635865277(Top 20%)4874(Top 32%)4874(Top 217%)
10K6.21 mi3.10 mi4585-7704281-6954281-6955307(Top 20%)4902(Top 32%)4902(Top 219%)
15K9.32 mi3.11 mi4786-2014453-1724453-1725277(Top 20%)4874(Top 32%)4874(Top 217%)
20K12.43 mi3.11 mi4601+1854291+1624291+1624125(Top 15%)3869(Top 25%)3869(Top 173%)
Half13.11 mi0.68 mi4605-44295-44295-44913(Top 18%)4545(Top 30%)4545(Top 203%)
25K15.53 mi2.42 mi4545+604243+524243+524483(Top 17%)4175(Top 28%)4175(Top 186%)
30K18.64 mi3.11 mi4297+2484028+2154028+2153393(Top 13%)3193(Top 21%)3193(Top 142%)
20M20.00 mi1.36 mi4199+983939+893939+893468(Top 13%)3240(Top 21%)3240(Top 145%)
21M21.00 mi1.00 mi4069+1303816+1233816+1232859(Top 11%)2684(Top 18%)2684(Top 120%)
35K21.75 mi0.75 mi4099-303841-253841-254898(Top 18%)4404(Top 29%)4404(Top 197%)
23M23.00 mi1.25 mi4126-273864-233864-234391(Top 16%)4000(Top 26%)4000(Top 178%)
24M24.00 mi1.00 mi4220-943950-863950-865348(Top 20%)4673(Top 31%)4673(Top 209%)
40K24.85 mi0.85 mi4182+383912+383912+383834(Top 14%)3451(Top 23%)3451(Top 154%)
25.2M25.20 mi0.35 mi4135+473870+423870+422172(Top 8%)2028(Top 13%)2028(Top 90%)
Finish26.22 mi1.02 mi3941+1943689+1813689+1811345(Top 5%)1275(Top 8%)1275(Top 57%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5277

Males

4874

M40-44

4874

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5307

Males

4902

M40-44

4902

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5277

Males

4874

M40-44

4874

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

4125

Males

3869

M40-44

3869

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4913

Males

4545

M40-44

4545

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4483

Males

4175

M40-44

4175

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3393

Males

3193

M40-44

3193

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3468

Males

3240

M40-44

3240

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

2859

Males

2684

M40-44

2684

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4898

Males

4404

M40-44

4404

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4391

Males

4000

M40-44

4000

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5348

Males

4673

M40-44

4673

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3834

Males

3451

M40-44

3451

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2172

Males

2028

M40-44

2028

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1345

Males

1275

M40-44

1275

Passing Analysis

Category:
Athletes Passed
1381
Passed By
1507
Net Change
-126
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3815
5K → 10K27797-770#3815#4585
10K → 15K63264-201#4585#4786
15K → 20K20924+185#4786#4601
20K → Half1620-4#4601#4605
Half → 25K11555+60#4605#4545
25K → 30K26719+248#4545#4297
30K → 20M11517+98#4297#4199
20M → 21M14515+130#4199#4069
21M → 35K2151-30#4069#4099
35K → 23M5481-27#4099#4126
23M → 24M32126-94#4126#4220
24M → 40K7436+38#4220#4182
40K → 25.2M481+47#4182#4135
25.2M → Finish1951+194#4135#3941
TOTALS13811507-126
📊

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