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BOSTON MARATHON 2023

Jacob Murri

Bib: 4543•M

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 5%
Gender (Male)
#0 / 15176
Top 8%
Division (M18-39)
#0 / 5285
Top 20%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:08
Rank: #2183
Start → 5K
20:08 | 6:29/mi
10K· 6.21 mi
40:03
Rank: #2219 (-36)
5K → 10K
19:55 | 6:25/mi
15K· 9.32 mi
59:51
Rank: #2108 (+111)
10K → 15K
19:48 | 6:22/mi
20K· 12.43 mi
1:19:32
Rank: #1936 (+172)
15K → 20K
19:41 | 6:20/mi
Half· 13.11 mi
1:23:48
Rank: #1910 (+26)
20K → Half
4:16 | 6:15/mi
25K· 15.53 mi
1:39:12
Rank: #1834 (+76)
Half → 25K
15:24 | 6:21/mi
30K· 18.64 mi
1:59:10
Rank: #1698 (+136)
25K → 30K
19:58 | 6:26/mi
20M
2:07:57
Rank: #1663 (+35)
30K → 20M
8:47 | 6:28/mi
21M
2:14:38
Rank: #1614 (+49)
20M → 21M
6:41 | 6:41/mi
35K· 21.75 mi
2:19:24
Rank: #1611 (+3)
21M → 35K
4:46 | 6:22/mi
23M
2:27:27
Rank: #1568 (+43)
35K → 23M
8:03 | 6:26/mi
24M
2:33:38
Rank: #1515 (+53)
23M → 24M
6:11 | 6:11/mi
40K· 24.85 mi
2:38:43
Rank: #1427 (+88)
24M → 40K
5:05 | 5:57/mi
25.2M
2:40:49
Rank: #1380 (+47)
40K → 25.2M
2:06 | 6:07/mi
Finish· 26.22 mi
2:47:03
Rank: #1334 (+46)
25.2M → Finish
6:14 | 6:07/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:23:48
Pace6:24 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:23:15
Pace6:21 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1820:086:2920:08
6:29
-
10K
6.21 mi10:42:1340:036:2719:55
6:25
-0:04
15K
9.32 mi11:02:0159:516:2519:48
6:22
-0:03
20K
12.43 mi11:21:421:19:326:2419:41
6:20
-0:02
Half
13.11 mi11:25:581:23:486:244:16
6:15
-0:05
25K
15.53 mi11:41:221:39:126:2315:24
6:21
+0:06
30K
18.64 mi12:01:201:59:106:2419:58
6:26
+0:05
20M
20.00 mi12:10:072:07:576:248:47
6:28
+0:02
21M
21.00 mi12:16:482:14:386:256:41
6:41
+0:13
35K
21.75 mi12:21:342:19:246:254:46
6:22
-0:19
23M
23.00 mi12:29:372:27:276:258:03
6:26
+0:04
24M
24.00 mi12:35:482:33:386:246:11
6:11
-0:15
40K
24.85 mi12:40:532:38:436:235:05
5:57
-0:14
25.2M
25.20 mi12:42:592:40:496:232:06
6:07
+0:10
Finish
26.22 mi12:49:132:47:036:236:14
6:07
0:00

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

5:57 /mi

Average Pace

6:23 /mi

Slowest Pace

6:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:22

96% of race

Time at Steady Pace

6:41

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:22 /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 mi10:22:1820:086:2920:08
6:29
#2183
10K
6.21 mi10:42:1340:036:2719:55
6:25
#2219
15K
9.32 mi11:02:0159:516:2519:48
6:22
#2108
20K
12.43 mi11:21:421:19:326:2419:41
6:20
#1936
Half
13.11 mi11:25:581:23:486:244:16
6:15
#1910
25K
15.53 mi11:41:221:39:126:2315:24
6:21
#1834
30K
18.64 mi12:01:201:59:106:2419:58
6:26
#1698
20M
20.00 mi12:10:072:07:576:248:47
6:28
#1663
21M
21.00 mi12:16:482:14:386:256:41
6:41
#1614
35K
21.75 mi12:21:342:19:246:254:46
6:22
#1611
23M
23.00 mi12:29:372:27:276:258:03
6:26
#1568
24M
24.00 mi12:35:482:33:386:246:11
6:11
#1515
40K
24.85 mi12:40:532:38:436:235:05
5:57
#1427
25.2M
25.20 mi12:42:592:40:496:232:06
6:07
#1380
Finish
26.22 mi12:49:132:47:036:236:14
6:07
#1334
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 mi2183208220821977(Top 7%)1892(Top 12%)1892(Top 36%)
10K6.21 mi3.10 mi2219-362122-402122-402309(Top 9%)2210(Top 15%)2210(Top 42%)
15K9.32 mi3.11 mi2108+1112021+1012021+1011977(Top 7%)1892(Top 12%)1892(Top 36%)
20K12.43 mi3.11 mi1936+1721854+1671854+1671557(Top 6%)1488(Top 10%)1488(Top 28%)
Half13.11 mi0.68 mi1910+261829+251829+251645(Top 6%)1575(Top 10%)1575(Top 30%)
25K15.53 mi2.42 mi1834+761753+761753+761541(Top 6%)1477(Top 10%)1477(Top 28%)
30K18.64 mi3.11 mi1698+1361623+1301623+1301308(Top 5%)1250(Top 8%)1250(Top 24%)
20M20.00 mi1.36 mi1663+351590+331590+331335(Top 5%)1272(Top 8%)1272(Top 24%)
21M21.00 mi1.00 mi1614+491543+471543+471067(Top 4%)1013(Top 7%)1013(Top 19%)
35K21.75 mi0.75 mi1611+31540+31540+31898(Top 7%)1802(Top 12%)1802(Top 34%)
23M23.00 mi1.25 mi1568+431498+421498+421218(Top 5%)1149(Top 8%)1149(Top 22%)
24M24.00 mi1.00 mi1515+531446+521446+52999(Top 4%)945(Top 6%)945(Top 18%)
40K24.85 mi0.85 mi1427+881361+851361+85289(Top 1%)266(Top 2%)266(Top 5%)
25.2M25.20 mi0.35 mi1380+471315+461315+46115(Top 0.4%)100(Top 0.7%)100(Top 2%)
Finish26.22 mi1.02 mi1334+461270+451270+451011(Top 4%)960(Top 6%)960(Top 18%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1977

Males

1892

M18-39

1892

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2309

Males

2210

M18-39

2210

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1977

Males

1892

M18-39

1892

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1557

Males

1488

M18-39

1488

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1645

Males

1575

M18-39

1575

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1541

Males

1477

M18-39

1477

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1308

Males

1250

M18-39

1250

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1335

Males

1272

M18-39

1272

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1067

Males

1013

M18-39

1013

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

1898

Males

1802

M18-39

1802

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1218

Males

1149

M18-39

1149

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

999

Males

945

M18-39

945

24M→40K

24.0 - 24.9 mi

Top 1%
×1story
+6ft-20ft

Overall

289

Males

266

M18-39

266

40K→25.2M

24.9 - 25.2 mi

Top 0.4%
×1story
+13ft-16ft

Overall

115

Males

100

M18-39

100

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

1011

Males

960

M18-39

960

Passing Analysis

Category:
Athletes Passed
1073
Passed By
224
Net Change
+849
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2183
5K → 10K96132-36#2183#2219
10K → 15K13726+111#2219#2108
15K → 20K1775+172#2108#1936
20K → Half304+26#1936#1910
Half → 25K848+76#1910#1834
25K → 30K1393+136#1834#1698
30K → 20M449+35#1698#1663
20M → 21M545+49#1663#1614
21M → 35K1411+3#1614#1611
35K → 23M5411+43#1611#1568
23M → 24M574+53#1568#1515
24M → 40K880+88#1515#1427
40K → 25.2M470+47#1427#1380
25.2M → Finish526+46#1380#1334
TOTALS1073224+849
📊

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