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BOSTON MARATHON 2023

Mike Armstrong

Bib: 26372•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 40%
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:49
Rank: #13916
Start → 5K
24:49 | 7:59/mi
10K· 6.21 mi
49:55
Rank: #14610 (-694)
5K → 10K
25:06 | 8:05/mi
15K· 9.32 mi
1:14:44
Rank: #14474 (+136)
10K → 15K
24:49 | 7:59/mi
20K· 12.43 mi
1:38:51
Rank: #13731 (+743)
15K → 20K
24:07 | 7:46/mi
Half· 13.11 mi
1:43:55
Rank: #13529 (+202)
20K → Half
5:04 | 7:26/mi
25K· 15.53 mi
2:01:57
Rank: #12589 (+940)
Half → 25K
18:02 | 7:26/mi
30K· 18.64 mi
2:24:57
Rank: #11401 (+1188)
25K → 30K
23:00 | 7:24/mi
20M
2:35:06
Rank: #10973 (+428)
30K → 20M
10:09 | 7:28/mi
21M
2:43:21
Rank: #10831 (+142)
20M → 21M
8:15 | 8:15/mi
35K· 21.75 mi
2:49:15
Rank: #10831
21M → 35K
5:54 | 7:53/mi
23M
2:59:26
Rank: #10807 (+24)
35K → 23M
10:11 | 8:08/mi
24M
3:07:17
Rank: #10765 (+42)
23M → 24M
7:51 | 7:51/mi
40K· 24.85 mi
3:14:05
Rank: #10693 (+72)
24M → 40K
6:48 | 7:57/mi
25.2M
3:17:01
Rank: #10668 (+25)
40K → 25.2M
2:56 | 8:30/mi
Finish· 26.22 mi
3:24:41
Rank: #10554 (+114)
25.2M → Finish
7:40 | 7:31/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:43:55
Pace7:56 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:40:46
Pace7:41 /mi
📊Negative Split: 3.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:4824:497:5924:49
7:59
-
10K
6.21 mi12:09:5449:558:0225:06
8:05
+0:06
15K
9.32 mi12:34:431:14:448:0124:49
7:59
-0:06
20K
12.43 mi12:58:501:38:517:5724:07
7:46
-0:13
Half
13.11 mi13:03:541:43:557:565:04
7:26
-0:20
25K
15.53 mi13:21:562:01:577:5118:02
7:26
0:00
30K
18.64 mi13:44:562:24:577:4723:00
7:24
-0:02
20M
20.00 mi13:55:052:35:067:4510:09
7:28
+0:04
21M
21.00 mi14:03:202:43:217:478:15
8:15
+0:47
35K
21.75 mi14:09:142:49:157:475:54
7:53
-0:22
23M
23.00 mi14:19:252:59:267:4810:11
8:08
+0:15
24M
24.00 mi14:27:163:07:177:487:51
7:51
-0:17
40K
24.85 mi14:34:043:14:057:496:48
7:57
+0:06
25.2M
25.20 mi14:37:003:17:017:492:56
8:30
+0:33
Finish
26.22 mi14:44:403:24:417:497:40
7:31
-0:59

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

7:24 /mi

Average Pace

7:49 /mi

Slowest Pace

8:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:13:30

95% of race

Time at Steady Pace

11:11

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:48 /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 mi11:44:4824:497:5924:49
7:59
#13916
10K
6.21 mi12:09:5449:558:0225:06
8:05
#14610
15K
9.32 mi12:34:431:14:448:0124:49
7:59
#14474
20K
12.43 mi12:58:501:38:517:5724:07
7:46
#13731
Half
13.11 mi13:03:541:43:557:565:04
7:26
#13529
25K
15.53 mi13:21:562:01:577:5118:02
7:26
#12589
30K
18.64 mi13:44:562:24:577:4723:00
7:24
#11401
20M
20.00 mi13:55:052:35:067:4510:09
7:28
#10973
21M
21.00 mi14:03:202:43:217:478:15
8:15
#10831
35K
21.75 mi14:09:142:49:157:475:54
7:53
#10831
23M
23.00 mi14:19:252:59:267:4810:11
8:08
#10807
24M
24.00 mi14:27:163:07:177:487:51
7:51
#10765
40K
24.85 mi14:34:043:14:057:496:48
7:57
#10693
25.2M
25.20 mi14:37:003:17:017:492:56
8:30
#10668
Finish
26.22 mi14:44:403:24:417:497:40
7:31
#10554
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi139169919991914266(Top 54%)10006(Top 66%)10006(Top 189%)
10K6.21 mi3.10 mi14610-69410178-25910178-25915347(Top 58%)10444(Top 69%)10444(Top 198%)
15K9.32 mi3.11 mi14474+13610111+6710111+6714266(Top 54%)10006(Top 66%)10006(Top 189%)
20K12.43 mi3.11 mi13731+7439789+3229789+32211402(Top 43%)8749(Top 58%)8749(Top 166%)
Half13.11 mi0.68 mi13529+2029712+779712+779605(Top 36%)7886(Top 52%)7886(Top 149%)
25K15.53 mi2.42 mi12589+9409296+4169296+4168314(Top 31%)7016(Top 46%)7016(Top 133%)
30K18.64 mi3.11 mi11401+11888748+5488748+5486621(Top 25%)5817(Top 38%)5817(Top 110%)
20M20.00 mi1.36 mi10973+4288538+2108538+2106596(Top 25%)5715(Top 38%)5715(Top 108%)
21M21.00 mi1.00 mi10831+1428444+948444+948902(Top 33%)7016(Top 46%)7016(Top 133%)
35K21.75 mi0.75 mi108318426+188426+1811255(Top 42%)8237(Top 54%)8237(Top 156%)
23M23.00 mi1.25 mi10807+248383+438383+4310683(Top 40%)7807(Top 51%)7807(Top 148%)
24M24.00 mi1.00 mi10765+428345+388345+3810133(Top 38%)7467(Top 49%)7467(Top 141%)
40K24.85 mi0.85 mi10693+728279+668279+669715(Top 36%)7193(Top 47%)7193(Top 136%)
25.2M25.20 mi0.35 mi10668+258252+278252+279520(Top 36%)7046(Top 46%)7046(Top 133%)
Finish26.22 mi1.02 mi10554+1148164+888164+888719(Top 33%)6597(Top 43%)6597(Top 125%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21stories
+97ft-345ft

Overall

14266

Males

10006

M18-39

10006

5K→10K

3.1 - 6.2 mi

Top 58%
×5stories
+79ft-138ft

Overall

15347

Males

10444

M18-39

10444

10K→15K

6.2 - 9.3 mi

Top 54%
×3stories
+67ft-78ft

Overall

14266

Males

10006

M18-39

10006

15K→20K

9.3 - 12.4 mi

Top 43%
×5stories
+106ft-86ft

Overall

11402

Males

8749

M18-39

8749

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

9605

Males

7886

M18-39

7886

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8314

Males

7016

M18-39

7016

25K→30K

15.5 - 18.6 mi

Top 25%
×9stories
+181ft-148ft

Overall

6621

Males

5817

M18-39

5817

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

6596

Males

5715

M18-39

5715

20M→21M

20.0 - 21.0 mi

Top 33%
×8stories
+106ft-24ft

Overall

8902

Males

7016

M18-39

7016

21M→35K

21.0 - 21.8 mi

Top 42%
×7stories
+17ft-86ft

Overall

11255

Males

8237

M18-39

8237

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

10683

Males

7807

M18-39

7807

23M→24M

23.0 - 24.0 mi

Top 38%
×6stories
+12ft-82ft

Overall

10133

Males

7467

M18-39

7467

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9715

Males

7193

M18-39

7193

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9520

Males

7046

M18-39

7046

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

8719

Males

6597

M18-39

6597

Passing Analysis

Category:
Athletes Passed
4511*
Passed By
1149
Net Change
+3362
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13916
5K → 10K75769-694#13916#14610
10K → 15K260124+136#14610#14474
15K → 20K7518+743#14474#13731
20K → Half2020+202#13731#13529
Half → 25K9400+940#13529#12589
25K → 30K11880+1188#12589#11401
30K → 20M428*0+428#11401#10973
20M → 21M16321+142#10973#10831
21M → 35K43430#10831#10831
35K → 23M9268+24#10831#10807
23M → 24M9048+42#10807#10765
24M → 40K10432+72#10765#10693
40K → 25.2M4217+25#10693#10668
25.2M → Finish13319+114#10668#10554
TOTALS4511*1149+3362

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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