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BOSTON MARATHON 2023

Matthew Browne

Bib: 2507•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 5%
Gender (Male)
#0 / 15176
Top 9%
Division (M18-39)
#0 / 5285
Top 21%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:26
Rank: #1277
Start → 5K
6:15/mi
19:26 split
10K· 6.21 mi
39:17
Rank: #1649 (-372)
5K → 10K
6:23/mi
19:51 split
15K· 9.32 mi
59:01
Rank: #1714 (-65)
10K → 15K
6:21/mi
19:44 split
20K· 12.43 mi
1:19:03
Rank: #1760 (-46)
15K → 20K
6:27/mi
20:02 split
Half· 13.11 mi
1:23:18
Rank: #1751 (+9)
20K → Half
6:13/mi
4:15 split
25K· 15.53 mi
1:38:22
Rank: #1608 (+143)
Half → 25K
6:13/mi
15:04 split
30K· 18.64 mi
1:58:17
Rank: #1522 (+86)
25K → 30K
6:25/mi
19:55 split
20M
2:07:12
Rank: #1521 (+1)
30K → 20M
6:34/mi
8:55 split
21M
2:14:13
Rank: #1535 (-14)
20M → 21M
7:01/mi
7:01 split
35K· 21.75 mi
2:18:54
Rank: #1522 (+13)
21M → 35K
6:16/mi
4:41 split
23M
2:27:12
Rank: #1519 (+3)
35K → 23M
6:38/mi
8:18 split
24M
2:33:27
Rank: #1478 (+41)
23M → 24M
6:15/mi
6:15 split
40K· 24.85 mi
2:38:48
Rank: #1431 (+47)
24M → 40K
6:15/mi
5:21 split
25.2M
2:41:07
Rank: #1422 (+9)
40K → 25.2M
6:43/mi
2:19 split
Finish· 26.22 mi
2:47:20
Rank: #1379 (+43)
25.2M → Finish
6:06/mi
6:13 split

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:23:18
Pace6:21 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:24:02
Pace6:25 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:0619:266:1519:26
6:15
-
10K
6.21 mi10:39:5739:176:1919:51
6:23
+0:08
15K
9.32 mi10:59:4159:016:2019:44
6:21
-0:02
20K
12.43 mi11:19:431:19:036:2220:02
6:27
+0:06
Half
13.11 mi11:23:581:23:186:214:15
6:13
-0:14
25K
15.53 mi11:39:021:38:226:2015:04
6:13
0:00
30K
18.64 mi11:58:571:58:176:2119:55
6:25
+0:12
20M
20.00 mi12:07:522:07:126:228:55
6:34
+0:09
21M
21.00 mi12:14:532:14:136:237:01
7:01
+0:27
35K
21.75 mi12:19:342:18:546:234:41
6:16
-0:45
23M
23.00 mi12:27:522:27:126:248:18
6:38
+0:22
24M
24.00 mi12:34:072:33:276:246:15
6:15
-0:23
40K
24.85 mi12:39:282:38:486:235:21
6:15
0:00
25.2M
25.20 mi12:41:472:41:076:242:19
6:43
+0:28
Finish
26.22 mi12:48:002:47:206:236:13
6:06
-0:37

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

6:06 /mi

Average Pace

6:23 /mi

Slowest Pace

7:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:00

94% of race

Time at Steady Pace

9:20

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:23 /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 mi10:20:0619:266:1519:26
6:15
#1277
10K
6.21 mi10:39:5739:176:1919:51
6:23
#1649
15K
9.32 mi10:59:4159:016:2019:44
6:21
#1714
20K
12.43 mi11:19:431:19:036:2220:02
6:27
#1760
Half
13.11 mi11:23:581:23:186:214:15
6:13
#1751
25K
15.53 mi11:39:021:38:226:2015:04
6:13
#1608
30K
18.64 mi11:58:571:58:176:2119:55
6:25
#1522
20M
20.00 mi12:07:522:07:126:228:55
6:34
#1521
21M
21.00 mi12:14:532:14:136:237:01
7:01
#1535
35K
21.75 mi12:19:342:18:546:234:41
6:16
#1522
23M
23.00 mi12:27:522:27:126:248:18
6:38
#1519
24M
24.00 mi12:34:072:33:276:246:15
6:15
#1478
40K
24.85 mi12:39:282:38:486:235:21
6:15
#1431
25.2M
25.20 mi12:41:472:41:076:242:19
6:43
#1422
Finish
26.22 mi12:48:002:47:206:236:13
6:06
#1379
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1277121112111872(Top 7%)1793(Top 12%)1793(Top 34%)
10K6.21 mi3.10 mi1649-3721574-3631574-3632185(Top 8%)2093(Top 14%)2093(Top 40%)
15K9.32 mi3.11 mi1714-651637-631637-631872(Top 7%)1793(Top 12%)1793(Top 34%)
20K12.43 mi3.11 mi1760-461683-461683-462012(Top 8%)1931(Top 13%)1931(Top 37%)
Half13.11 mi0.68 mi1751+91674+91674+91443(Top 5%)1380(Top 9%)1380(Top 26%)
25K15.53 mi2.42 mi1608+1431540+1341540+1341041(Top 4%)991(Top 7%)991(Top 19%)
30K18.64 mi3.11 mi1522+861454+861454+861239(Top 5%)1183(Top 8%)1183(Top 22%)
20M20.00 mi1.36 mi1521+11453+11453+11675(Top 6%)1598(Top 11%)1598(Top 30%)
21M21.00 mi1.00 mi1535-141467-141467-142181(Top 8%)2059(Top 14%)2059(Top 39%)
35K21.75 mi0.75 mi1522+131455+121455+121428(Top 5%)1354(Top 9%)1354(Top 26%)
23M23.00 mi1.25 mi1519+31450+51450+51872(Top 7%)1774(Top 12%)1774(Top 34%)
24M24.00 mi1.00 mi1478+411410+401410+401194(Top 4%)1131(Top 7%)1131(Top 21%)
40K24.85 mi0.85 mi1431+471365+451365+45791(Top 3%)750(Top 5%)750(Top 14%)
25.2M25.20 mi0.35 mi1422+91356+91356+9943(Top 4%)899(Top 6%)899(Top 17%)
Finish26.22 mi1.02 mi1379+431313+431313+43979(Top 4%)933(Top 6%)933(Top 18%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21story building
+97ft-345ft

Overall

1872

Males

1793

M18-39

1793

5K→10K

3.1 - 6.2 mi

Top 8%
×5story building
+79ft-138ft

Overall

2185

Males

2093

M18-39

2093

10K→15K

6.2 - 9.3 mi

Top 7%
×3story building
+67ft-78ft

Overall

1872

Males

1793

M18-39

1793

15K→20K

9.3 - 12.4 mi

Top 8%
×5story building
+106ft-86ft

Overall

2012

Males

1931

M18-39

1931

20K→Half

12.4 - 13.1 mi

Top 5%
×2story building
+19ft-37ft

Overall

1443

Males

1380

M18-39

1380

Half→25K

13.1 - 15.5 mi

Top 4%
×4story building
+66ft-88ft

Overall

1041

Males

991

M18-39

991

25K→30K

15.5 - 18.6 mi

Top 5%
×9story building
+181ft-148ft

Overall

1239

Males

1183

M18-39

1183

30K→20M

18.6 - 20.0 mi

Top 6%
×5story building
+64ft-50ft

Overall

1675

Males

1598

M18-39

1598

20M→21M

20.0 - 21.0 mi

Top 8%
×8story building
+106ft-24ft

Overall

2181

Males

2059

M18-39

2059

21M→35K

21.0 - 21.8 mi

Top 5%
×7story building
+17ft-86ft

Overall

1428

Males

1354

M18-39

1354

35K→23M

21.8 - 23.0 mi

Top 7%
×5story building
+23ft-63ft

Overall

1872

Males

1774

M18-39

1774

23M→24M

23.0 - 24.0 mi

Top 4%
×6story building
+12ft-82ft

Overall

1194

Males

1131

M18-39

1131

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

791

Males

750

M18-39

750

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

943

Males

899

M18-39

899

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2story building
+22ft-21ft

Overall

979

Males

933

M18-39

933

Passing Analysis

Category:
Athletes Passed
584
Passed By
686
Net Change
-102
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1277
5K → 10K6378-372#1277#1649
10K → 15K3297-65#1649#1714
15K → 20K3177-46#1714#1760
20K → Half156+9#1760#1751
Half → 25K1430+143#1751#1608
25K → 30K10014+86#1608#1522
30K → 20M2827+1#1522#1521
20M → 21M2034-14#1521#1535
21M → 35K207+13#1535#1522
35K → 23M2421+3#1522#1519
23M → 24M5110+41#1519#1478
24M → 40K503+47#1478#1431
40K → 25.2M134+9#1431#1422
25.2M → Finish518+43#1422#1379
TOTALS584686-102
📊

Passing Visuals

Category:
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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