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BOSTON MARATHON 2023

Bartosz Tuszewski

Bib: 4335•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 16%
Gender (Male)
#0 / 15176
Top 26%
Masters (Masters Men)
#0 / 9891
Top 13%
Division (M45-49)
#0 / 2252
Top 15%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:30
Rank: #5716
Start → 5K
21:30 | 6:55/mi
10K· 6.21 mi
42:16
Rank: #4978 (+738)
5K → 10K
20:46 | 6:41/mi
15K· 9.32 mi
1:02:45
Rank: #4342 (+636)
10K → 15K
20:29 | 6:36/mi
20K· 12.43 mi
1:23:29
Rank: #4027 (+315)
15K → 20K
20:44 | 6:40/mi
Half· 13.11 mi
1:28:00
Rank: #4009 (+18)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:44:09
Rank: #3818 (+191)
Half → 25K
16:09 | 6:40/mi
30K· 18.64 mi
2:05:30
Rank: #3707 (+111)
25K → 30K
21:21 | 6:52/mi
20M
2:14:57
Rank: #3676 (+31)
30K → 20M
9:27 | 6:57/mi
21M
2:22:23
Rank: #3699 (-23)
20M → 21M
7:26 | 7:26/mi
35K· 21.75 mi
2:27:21
Rank: #3666 (+33)
21M → 35K
4:58 | 6:38/mi
23M
2:36:27
Rank: #3777 (-111)
35K → 23M
9:06 | 7:16/mi
24M
2:43:54
Rank: #3993 (-216)
23M → 24M
7:27 | 7:27/mi
40K· 24.85 mi
2:50:30
Rank: #4197 (-204)
24M → 40K
6:36 | 7:43/mi
25.2M
2:53:05
Rank: #4189 (+8)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
3:00:09
Rank: #4229 (-40)
25.2M → Finish
7:04 | 6:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:00
Pace6:43 /mi
2nd Half
Distance13.11 mi
Time1:32:09
Pace7:02 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3321:306:5521:30
6:55
-
10K
6.21 mi10:44:1942:166:4820:46
6:41
-0:14
15K
9.32 mi11:04:481:02:456:4420:29
6:36
-0:05
20K
12.43 mi11:25:321:23:296:4320:44
6:40
+0:04
Half
13.11 mi11:30:031:28:006:434:31
6:37
-0:03
25K
15.53 mi11:46:121:44:096:4216:09
6:40
+0:03
30K
18.64 mi12:07:332:05:306:4421:21
6:52
+0:12
20M
20.00 mi12:17:002:14:576:459:27
6:57
+0:05
21M
21.00 mi12:24:262:22:236:477:26
7:26
+0:29
35K
21.75 mi12:29:242:27:216:474:58
6:38
-0:48
23M
23.00 mi12:38:302:36:276:489:06
7:16
+0:38
24M
24.00 mi12:45:572:43:546:507:27
7:27
+0:11
40K
24.85 mi12:52:332:50:306:526:36
7:43
+0:16
25.2M
25.20 mi12:55:082:53:056:522:35
7:29
-0:14
Finish
26.22 mi13:02:123:00:096:537:04
6:56
-0:33

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

6:36 /mi

Average Pace

6:53 /mi

Slowest Pace

7:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:26:59

82% of race

Time at Steady Pace

33:10

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:52 /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 mi10:23:3321:306:5521:30
6:55
#5716
10K
6.21 mi10:44:1942:166:4820:46
6:41
#4978
15K
9.32 mi11:04:481:02:456:4420:29
6:36
#4342
20K
12.43 mi11:25:321:23:296:4320:44
6:40
#4027
Half
13.11 mi11:30:031:28:006:434:31
6:37
#4009
25K
15.53 mi11:46:121:44:096:4216:09
6:40
#3818
30K
18.64 mi12:07:332:05:306:4421:21
6:52
#3707
20M
20.00 mi12:17:002:14:576:459:27
6:57
#3676
21M
21.00 mi12:24:262:22:236:477:26
7:26
#3699
35K
21.75 mi12:29:242:27:216:474:58
6:38
#3666
23M
23.00 mi12:38:302:36:276:489:06
7:16
#3777
24M
24.00 mi12:45:572:43:546:507:27
7:27
#3993
40K
24.85 mi12:52:332:50:306:526:36
7:43
#4197
25.2M
25.20 mi12:55:082:53:056:522:35
7:29
#4189
Finish
26.22 mi13:02:123:00:096:537:04
6:56
#4229
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi5716525252523239(Top 12%)3080(Top 20%)3080(Top 137%)
10K6.21 mi3.10 mi4978+7384617+6354617+6354196(Top 16%)3934(Top 26%)3934(Top 175%)
15K9.32 mi3.11 mi4342+6364064+5534064+5533239(Top 12%)3080(Top 20%)3080(Top 137%)
20K12.43 mi3.11 mi4027+3153784+2803784+2803370(Top 13%)3198(Top 21%)3198(Top 142%)
Half13.11 mi0.68 mi4009+183767+173767+173618(Top 14%)3426(Top 23%)3426(Top 152%)
25K15.53 mi2.42 mi3818+1913605+1623605+1623081(Top 12%)2938(Top 19%)2938(Top 130%)
30K18.64 mi3.11 mi3707+1113503+1023503+1023484(Top 13%)3275(Top 22%)3275(Top 145%)
20M20.00 mi1.36 mi3676+313472+313472+313747(Top 14%)3491(Top 23%)3491(Top 155%)
21M21.00 mi1.00 mi3699-233494-223494-224272(Top 16%)3912(Top 26%)3912(Top 174%)
35K21.75 mi0.75 mi3666+333461+333461+333248(Top 12%)3033(Top 20%)3033(Top 135%)
23M23.00 mi1.25 mi3777-1113557-963557-965120(Top 19%)4547(Top 30%)4547(Top 202%)
24M24.00 mi1.00 mi3993-2163739-1823739-1827325(Top 28%)5895(Top 39%)5895(Top 262%)
40K24.85 mi0.85 mi4197-2043926-1873926-1878044(Top 30%)6263(Top 41%)6263(Top 278%)
25.2M25.20 mi0.35 mi4189+83920+63920+63844(Top 14%)3434(Top 23%)3434(Top 152%)
Finish26.22 mi1.02 mi4229-403951-313951-314806(Top 18%)4129(Top 27%)4129(Top 183%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3239

Males

3080

M45-49

3080

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4196

Males

3934

M45-49

3934

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3239

Males

3080

M45-49

3080

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3370

Males

3198

M45-49

3198

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3618

Males

3426

M45-49

3426

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3081

Males

2938

M45-49

2938

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3484

Males

3275

M45-49

3275

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3747

Males

3491

M45-49

3491

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4272

Males

3912

M45-49

3912

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3248

Males

3033

M45-49

3033

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5120

Males

4547

M45-49

4547

23M→24M

23.0 - 24.0 mi

Top 28%
×6stories
+12ft-82ft

Overall

7325

Males

5895

M45-49

5895

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

8044

Males

6263

M45-49

6263

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3844

Males

3434

M45-49

3434

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4806

Males

4129

M45-49

4129

Passing Analysis

Category:
Athletes Passed
2399
Passed By
912
Net Change
+1487
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5716
5K → 10K76123+738#5716#4978
10K → 15K6393+636#4978#4342
15K → 20K3216+315#4342#4027
20K → Half268+18#4027#4009
Half → 25K20716+191#4009#3818
25K → 30K15948+111#3818#3707
30K → 20M7140+31#3707#3676
20M → 21M4972-23#3676#3699
21M → 35K4512+33#3699#3666
35K → 23M32143-111#3666#3777
23M → 24M19235-216#3777#3993
24M → 40K16220-204#3993#4197
40K → 25.2M2113+8#4197#4189
25.2M → Finish3373-40#4189#4229
TOTALS2399912+1487
📊

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