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BOSTON MARATHON 2023

Tom Elitz

Bib: 4073•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 16%
Division (M18-39)
#0 / 5285
Top 36%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:58
Rank: #4095
Start → 5K
20:58 | 6:45/mi
10K· 6.21 mi
41:44
Rank: #4140 (-45)
5K → 10K
20:46 | 6:41/mi
15K· 9.32 mi
1:02:10
Rank: #3706 (+434)
10K → 15K
20:26 | 6:35/mi
20K· 12.43 mi
1:23:00
Rank: #3676 (+30)
15K → 20K
20:50 | 6:42/mi
Half· 13.11 mi
1:27:27
Rank: #3625 (+51)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:43:28
Rank: #3424 (+201)
Half → 25K
16:01 | 6:36/mi
30K· 18.64 mi
2:04:23
Rank: #3217 (+207)
25K → 30K
20:55 | 6:44/mi
20M
2:13:30
Rank: #3108 (+109)
30K → 20M
9:07 | 6:43/mi
21M
2:20:28
Rank: #3008 (+100)
20M → 21M
6:58 | 6:58/mi
35K· 21.75 mi
2:25:05
Rank: #2890 (+118)
21M → 35K
4:37 | 6:10/mi
23M
2:33:30
Rank: #2811 (+79)
35K → 23M
8:25 | 6:43/mi
24M
2:40:03
Rank: #2758 (+53)
23M → 24M
6:33 | 6:33/mi
40K· 24.85 mi
2:45:45
Rank: #2706 (+52)
24M → 40K
5:42 | 6:40/mi
25.2M
2:48:08
Rank: #2666 (+40)
40K → 25.2M
2:23 | 6:55/mi
Finish· 26.22 mi
2:54:22
Rank: #2557 (+109)
25.2M → Finish
6:14 | 6:07/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:27:27
Pace6:40 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:26:55
Pace6:38 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:0520:586:4520:58
6:45
-
10K
6.21 mi10:43:5141:446:4320:46
6:41
-0:04
15K
9.32 mi11:04:171:02:106:4020:26
6:35
-0:06
20K
12.43 mi11:25:071:23:006:4120:50
6:42
+0:07
Half
13.11 mi11:29:341:27:276:404:27
6:31
-0:11
25K
15.53 mi11:45:351:43:286:4016:01
6:36
+0:05
30K
18.64 mi12:06:302:04:236:4020:55
6:44
+0:08
20M
20.00 mi12:15:372:13:306:409:07
6:43
-0:01
21M
21.00 mi12:22:352:20:286:416:58
6:58
+0:15
35K
21.75 mi12:27:122:25:056:404:37
6:10
-0:48
23M
23.00 mi12:35:372:33:306:408:25
6:43
+0:33
24M
24.00 mi12:42:102:40:036:406:33
6:33
-0:10
40K
24.85 mi12:47:522:45:456:405:42
6:40
+0:07
25.2M
25.20 mi12:50:152:48:086:402:23
6:55
+0:15
Finish
26.22 mi12:56:292:54:226:396:14
6:07
-0:48

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

6:07 /mi

Average Pace

6:39 /mi

Slowest Pace

6:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:08

71% of race

Time at Steady Pace

51:14

29% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:39 /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 mi10:23:0520:586:4520:58
6:45
#4095
10K
6.21 mi10:43:5141:446:4320:46
6:41
#4140
15K
9.32 mi11:04:171:02:106:4020:26
6:35
#3706
20K
12.43 mi11:25:071:23:006:4120:50
6:42
#3676
Half
13.11 mi11:29:341:27:276:404:27
6:31
#3625
25K
15.53 mi11:45:351:43:286:4016:01
6:36
#3424
30K
18.64 mi12:06:302:04:236:4020:55
6:44
#3217
20M
20.00 mi12:15:372:13:306:409:07
6:43
#3108
21M
21.00 mi12:22:352:20:286:416:58
6:58
#3008
35K
21.75 mi12:27:122:25:056:404:37
6:10
#2890
23M
23.00 mi12:35:372:33:306:408:25
6:43
#2811
24M
24.00 mi12:42:102:40:036:406:33
6:33
#2758
40K
24.85 mi12:47:522:45:456:405:42
6:40
#2706
25.2M
25.20 mi12:50:152:48:086:402:23
6:55
#2666
Finish
26.22 mi12:56:292:54:226:396:14
6:07
#2557
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4095384038403098(Top 12%)2952(Top 19%)2952(Top 56%)
10K6.21 mi3.10 mi4140-453886-463886-464177(Top 16%)3915(Top 26%)3915(Top 74%)
15K9.32 mi3.11 mi3706+4343500+3863500+3863098(Top 12%)2952(Top 19%)2952(Top 56%)
20K12.43 mi3.11 mi3676+303478+223478+223612(Top 14%)3417(Top 23%)3417(Top 65%)
Half13.11 mi0.68 mi3625+513432+463432+462901(Top 11%)2776(Top 18%)2776(Top 53%)
25K15.53 mi2.42 mi3424+2013253+1793253+1792744(Top 10%)2625(Top 17%)2625(Top 50%)
30K18.64 mi3.11 mi3217+2073061+1923061+1922570(Top 10%)2444(Top 16%)2444(Top 46%)
20M20.00 mi1.36 mi3108+1092959+1022959+1022322(Top 9%)2205(Top 15%)2205(Top 42%)
21M21.00 mi1.00 mi3008+1002863+962863+962008(Top 8%)1903(Top 13%)1903(Top 36%)
35K21.75 mi0.75 mi2890+1182755+1082755+1081188(Top 4%)1132(Top 7%)1132(Top 21%)
23M23.00 mi1.25 mi2811+792680+752680+752261(Top 8%)2132(Top 14%)2132(Top 40%)
24M24.00 mi1.00 mi2758+532628+522628+522300(Top 9%)2151(Top 14%)2151(Top 41%)
40K24.85 mi0.85 mi2706+522579+492579+492188(Top 8%)2039(Top 13%)2039(Top 39%)
25.2M25.20 mi0.35 mi2666+402541+382541+381495(Top 6%)1412(Top 9%)1412(Top 27%)
Finish26.22 mi1.02 mi2557+1092437+1042437+1041049(Top 4%)998(Top 7%)998(Top 19%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3098

Males

2952

M18-39

2952

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4177

Males

3915

M18-39

3915

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3098

Males

2952

M18-39

2952

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3612

Males

3417

M18-39

3417

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

2901

Males

2776

M18-39

2776

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2744

Males

2625

M18-39

2625

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2570

Males

2444

M18-39

2444

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2322

Males

2205

M18-39

2205

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2008

Males

1903

M18-39

1903

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

1188

Males

1132

M18-39

1132

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2261

Males

2132

M18-39

2132

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2300

Males

2151

M18-39

2151

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2188

Males

2039

M18-39

2039

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1495

Males

1412

M18-39

1412

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

1049

Males

998

M18-39

998

Passing Analysis

Category:
Athletes Passed
1971
Passed By
433
Net Change
+1538
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4095
5K → 10K201246-45#4095#4140
10K → 15K44713+434#4140#3706
15K → 20K11484+30#3706#3676
20K → Half554+51#3676#3625
Half → 25K2076+201#3625#3424
25K → 30K21811+207#3424#3217
30K → 20M1156+109#3217#3108
20M → 21M11212+100#3108#3008
21M → 35K1180+118#3008#2890
35K → 23M9314+79#2890#2811
23M → 24M7118+53#2811#2758
24M → 40K6614+52#2758#2706
40K → 25.2M433+40#2706#2666
25.2M → Finish1112+109#2666#2557
TOTALS1971433+1538
📊

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