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BOSTON MARATHON 2023

Brendan Morrissey

Bib: 14352•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 36%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 39%
Division (M50-54)
#0 / 2052
Top 38%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:59
Rank: #14287
Start → 5K
24:59 | 8:02/mi
10K· 6.21 mi
48:55
Rank: #13355 (+932)
5K → 10K
23:56 | 7:42/mi
15K· 9.32 mi
1:12:34
Rank: #12532 (+823)
10K → 15K
23:39 | 7:37/mi
20K· 12.43 mi
1:36:19
Rank: #11961 (+571)
15K → 20K
23:45 | 7:39/mi
Half· 13.11 mi
1:41:30
Rank: #11915 (+46)
20K → Half
5:11 | 7:36/mi
25K· 15.53 mi
1:59:52
Rank: #11426 (+489)
Half → 25K
18:22 | 7:35/mi
30K· 18.64 mi
2:23:23
Rank: #10696 (+730)
25K → 30K
23:31 | 7:34/mi
20M
2:33:40
Rank: #10422 (+274)
30K → 20M
10:17 | 7:34/mi
21M
2:41:42
Rank: #10214 (+208)
20M → 21M
8:02 | 8:02/mi
35K· 21.75 mi
2:47:20
Rank: #10148 (+66)
21M → 35K
5:38 | 7:32/mi
23M
2:56:56
Rank: #9944 (+204)
35K → 23M
9:36 | 7:40/mi
24M
3:04:26
Rank: #9808 (+136)
23M → 24M
7:30 | 7:30/mi
40K· 24.85 mi
3:11:01
Rank: #9712 (+96)
24M → 40K
6:35 | 7:42/mi
25.2M
3:13:50
Rank: #9649 (+63)
40K → 25.2M
2:49 | 8:10/mi
Finish· 26.22 mi
3:21:29
Rank: #9582 (+67)
25.2M → Finish
7:39 | 7:30/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:41:30
Pace7:45 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:39:59
Pace7:38 /mi
📊Negative Split: 1.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:1524:598:0224:59
8:02
-
10K
6.21 mi11:18:1148:557:5223:56
7:42
-0:20
15K
9.32 mi11:41:501:12:347:4723:39
7:37
-0:05
20K
12.43 mi12:05:351:36:197:4523:45
7:39
+0:02
Half
13.11 mi12:10:461:41:307:455:11
7:36
-0:03
25K
15.53 mi12:29:081:59:527:4318:22
7:35
-0:01
30K
18.64 mi12:52:392:23:237:4223:31
7:34
-0:01
20M
20.00 mi13:02:562:33:407:4110:17
7:34
0:00
21M
21.00 mi13:10:582:41:427:428:02
8:02
+0:28
35K
21.75 mi13:16:362:47:207:425:38
7:32
-0:30
23M
23.00 mi13:26:122:56:567:429:36
7:40
+0:08
24M
24.00 mi13:33:423:04:267:417:30
7:30
-0:10
40K
24.85 mi13:40:173:11:017:416:35
7:42
+0:12
25.2M
25.20 mi13:43:063:13:507:422:49
8:10
+0:28
Finish
26.22 mi13:50:453:21:297:417:39
7:30
-0:40

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

7:30 /mi

Average Pace

7:41 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:39

82% of race

Time at Steady Pace

35:50

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:41 /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 mi10:54:1524:598:0224:59
8:02
#14287
10K
6.21 mi11:18:1148:557:5223:56
7:42
#13355
15K
9.32 mi11:41:501:12:347:4723:39
7:37
#12532
20K
12.43 mi12:05:351:36:197:4523:45
7:39
#11961
Half
13.11 mi12:10:461:41:307:455:11
7:36
#11915
25K
15.53 mi12:29:081:59:527:4318:22
7:35
#11426
30K
18.64 mi12:52:392:23:237:4223:31
7:34
#10696
20M
20.00 mi13:02:562:33:407:4110:17
7:34
#10422
21M
21.00 mi13:10:582:41:427:428:02
8:02
#10214
35K
21.75 mi13:16:362:47:207:425:38
7:32
#10148
23M
23.00 mi13:26:122:56:567:429:36
7:40
#9944
24M
24.00 mi13:33:423:04:267:417:30
7:30
#9808
40K
24.85 mi13:40:173:11:017:416:35
7:42
#9712
25.2M
25.20 mi13:43:063:13:507:422:49
8:10
#9649
Finish
26.22 mi13:50:453:21:297:417:39
7:30
#9582
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi14287100661006611106(Top 42%)8675(Top 57%)8675(Top 423%)
10K6.21 mi3.10 mi13355+9329677+3899677+38912253(Top 46%)9221(Top 61%)9221(Top 449%)
15K9.32 mi3.11 mi12532+8239320+3579320+35711106(Top 42%)8675(Top 57%)8675(Top 423%)
20K12.43 mi3.11 mi11961+5719052+2689052+26810447(Top 39%)8311(Top 55%)8311(Top 405%)
Half13.11 mi0.68 mi11915+469034+189034+1810927(Top 41%)8566(Top 56%)8566(Top 417%)
25K15.53 mi2.42 mi11426+4898804+2308804+2309345(Top 35%)7633(Top 50%)7633(Top 372%)
30K18.64 mi3.11 mi10696+7308428+3768428+3767720(Top 29%)6528(Top 43%)6528(Top 318%)
20M20.00 mi1.36 mi10422+2748276+1528276+1527289(Top 27%)6154(Top 41%)6154(Top 300%)
21M21.00 mi1.00 mi10214+2088149+1278149+1277553(Top 28%)6221(Top 41%)6221(Top 303%)
35K21.75 mi0.75 mi10148+668102+478102+478715(Top 33%)6932(Top 46%)6932(Top 338%)
23M23.00 mi1.25 mi9944+2047965+1377965+1377548(Top 28%)6157(Top 41%)6157(Top 300%)
24M24.00 mi1.00 mi9808+1367854+1117854+1117701(Top 29%)6139(Top 40%)6139(Top 299%)
40K24.85 mi0.85 mi9712+967784+707784+707976(Top 30%)6239(Top 41%)6239(Top 304%)
25.2M25.20 mi0.35 mi9649+637728+567728+567493(Top 28%)5893(Top 39%)5893(Top 287%)
Finish26.22 mi1.02 mi9582+677661+677661+678588(Top 32%)6518(Top 43%)6518(Top 318%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21stories
+97ft-345ft

Overall

11106

Males

8675

M50-54

8675

5K→10K

3.1 - 6.2 mi

Top 46%
×5stories
+79ft-138ft

Overall

12253

Males

9221

M50-54

9221

10K→15K

6.2 - 9.3 mi

Top 42%
×3stories
+67ft-78ft

Overall

11106

Males

8675

M50-54

8675

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

10447

Males

8311

M50-54

8311

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

10927

Males

8566

M50-54

8566

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

9345

Males

7633

M50-54

7633

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

7720

Males

6528

M50-54

6528

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

7289

Males

6154

M50-54

6154

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

7553

Males

6221

M50-54

6221

21M→35K

21.0 - 21.8 mi

Top 33%
×7stories
+17ft-86ft

Overall

8715

Males

6932

M50-54

6932

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7548

Males

6157

M50-54

6157

23M→24M

23.0 - 24.0 mi

Top 29%
×6stories
+12ft-82ft

Overall

7701

Males

6139

M50-54

6139

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

7976

Males

6239

M50-54

6239

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7493

Males

5893

M50-54

5893

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2stories
+22ft-21ft

Overall

8588

Males

6518

M50-54

6518

Passing Analysis

Category:
Athletes Passed
4913*
Passed By
208
Net Change
+4705
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14287
5K → 10K99260+932#14287#13355
10K → 15K84522+823#13355#12532
15K → 20K58615+571#12532#11961
20K → Half526+46#11961#11915
Half → 25K4901+489#11915#11426
25K → 30K7322+730#11426#10696
30K → 20M276*2+274#10696#10422
20M → 21M2168+208#10422#10214
21M → 35K7812+66#10214#10148
35K → 23M210*6+204#10148#9944
23M → 24M1459+136#9944#9808
24M → 40K117*21+96#9808#9712
40K → 25.2M729+63#9712#9649
25.2M → Finish10235+67#9649#9582
TOTALS4913*208+4705

* 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