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BOSTON MARATHON 2023

Martin Fleischmann

Bib: 18946•M

GA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:04/mi
25:05
↑ 97↓ 3451.5%
10K· 6.21 mi
7:58/mi
49:49
↑ 79↓ 1380.4%
15K· 9.32 mi
8:03/mi
1:14:50
↑ 67↓ 78
20K· 12.43 mi
8:25/mi
1:40:59
↑ 106↓ 860.1%
Half· 13.11 mi
8:08/mi
1:46:32
↑ 19↓ 370.5%
25K· 15.53 mi
8:11/mi
2:06:22
↑ 66↓ 880.2%
30K· 18.64 mi
8:49/mi
2:33:44
↑ 181↓ 1480.2%
20M
9:24/mi
2:46:30
↑ 64↓ 500.2%
21M
10:53/mi
2:57:23
↑ 106↓ 241.6%
35K· 21.75 mi
10:06/mi
3:04:56
↑ 17↓ 861.7%
23M
10:16/mi
3:17:47
↑ 23↓ 630.6%
24M
9:58/mi
3:27:45
↓ 821.3%
40K· 24.85 mi
10:23/mi
3:36:38
↓ 200.3%
25.2M
13:20/mi
3:41:14
↑ 13↓ 160.2%
Finish· 26.22 mi
9:59/mi
3:51:24
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:32
Pace8:08 /mi
2nd Half
Distance13.11 mi
Time2:04:52
Pace9:32 /mi
📊Positive Split: 17.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:4725:058:0425:05
8:04
-
10K
6.21 mi11:43:3149:498:0124:44
7:58
-0:06
15K
9.32 mi12:08:321:14:508:0225:01
8:03
+0:05
20K
12.43 mi12:34:411:40:598:0826:09
8:25
+0:22
Half
13.11 mi12:40:141:46:328:085:33
8:08
-0:17
25K
15.53 mi13:00:042:06:228:0819:50
8:11
+0:03
30K
18.64 mi13:27:262:33:448:1527:22
8:49
+0:38
20M
20.00 mi13:40:122:46:308:1912:46
9:24
+0:35
21M
21.00 mi13:51:052:57:238:2710:53
10:53
+1:29
35K
21.75 mi13:58:383:04:568:307:33
10:06
-0:47
23M
23.00 mi14:11:293:17:478:3612:51
10:16
+0:10
24M
24.00 mi14:21:273:27:458:399:58
9:58
-0:18
40K
24.85 mi14:30:203:36:388:438:53
10:23
+0:25
25.2M
25.20 mi14:34:563:41:148:474:36
13:20
+2:57
Finish
26.22 mi14:45:063:51:248:5010:10
9:59
-3:21

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

7:58 /mi

Average Pace

8:50 /mi

Slowest Pace

13:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:22

55% of race

Time at Steady Pace

1:07:49

29% of race

Time at Slower Pace

37:13

16% of race

Average Pace: 8:50 /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 mi11:18:4725:058:0425:05
8:04
#14510
10K
6.21 mi11:43:3149:498:0124:44
7:58
#14505
15K
9.32 mi12:08:321:14:508:0225:01
8:03
#14552
20K
12.43 mi12:34:411:40:598:0826:09
8:25
#15059
Half
13.11 mi12:40:141:46:328:085:33
8:08
#15063
25K
15.53 mi13:00:042:06:228:0819:50
8:11
#14876
30K
18.64 mi13:27:262:33:448:1527:22
8:49
#15106
20M
20.00 mi13:40:122:46:308:1912:46
9:24
#15409
21M
21.00 mi13:51:052:57:238:2710:53
10:53
#15844
35K
21.75 mi13:58:383:04:568:307:33
10:06
#16168
23M
23.00 mi14:11:293:17:478:3612:51
10:16
#16586
24M
24.00 mi14:21:273:27:458:399:58
9:58
#16856
40K
24.85 mi14:30:203:36:388:438:53
10:23
#17088
25.2M
25.20 mi14:34:563:41:148:474:36
13:20
#17382
Finish
26.22 mi14:45:063:51:248:5010:10
9:59
#17651
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi14510101611016114807(Top 56%)10223(Top 67%)10223(Top 719%)
10K6.21 mi3.10 mi14505+510143+1810143+1814497(Top 54%)10125(Top 67%)10125(Top 712%)
15K9.32 mi3.11 mi14552-4710154-1110154-1114807(Top 56%)10223(Top 67%)10223(Top 719%)
20K12.43 mi3.11 mi15059-50710321-16710321-16716342(Top 61%)10771(Top 71%)10771(Top 757%)
Half13.11 mi0.68 mi15063-410320+110320+115326(Top 58%)10438(Top 69%)10438(Top 734%)
25K15.53 mi2.42 mi14876+18710224+9610224+9614090(Top 53%)9797(Top 65%)9797(Top 689%)
30K18.64 mi3.11 mi15106-23010263-3910263-3916120(Top 61%)10536(Top 69%)10536(Top 741%)
20M20.00 mi1.36 mi15409-30310353-9010353-9018431(Top 69%)11422(Top 75%)11422(Top 803%)
21M21.00 mi1.00 mi15844-43510498-14510498-14520549(Top 77%)12311(Top 81%)12311(Top 866%)
35K21.75 mi0.75 mi16168-32410610-11210610-11221520(Top 81%)12715(Top 84%)12715(Top 894%)
23M23.00 mi1.25 mi16586-41810784-17410784-17420734(Top 78%)12346(Top 81%)12346(Top 868%)
24M24.00 mi1.00 mi16856-27010877-9310877-9320689(Top 78%)12282(Top 81%)12282(Top 864%)
40K24.85 mi0.85 mi17088-23210957-8010957-8020942(Top 79%)12351(Top 81%)12351(Top 869%)
25.2M25.20 mi0.35 mi17382-29411078-12111078-12124334(Top 91%)13958(Top 92%)13958(Top 982%)
Finish26.22 mi1.02 mi17651-26911185-10711185-10721684(Top 81%)12708(Top 84%)12708(Top 894%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

14807

Males

10223

M55-59

10223

5K→10K

3.1 - 6.2 mi

Top 54%
×5story building
+79ft-138ft

Overall

14497

Males

10125

M55-59

10125

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

14807

Males

10223

M55-59

10223

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

16342

Males

10771

M55-59

10771

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

15326

Males

10438

M55-59

10438

Half→25K

13.1 - 15.5 mi

Top 53%
×4story building
+66ft-88ft

Overall

14090

Males

9797

M55-59

9797

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

16120

Males

10536

M55-59

10536

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

18431

Males

11422

M55-59

11422

20M→21M

20.0 - 21.0 mi

Top 77%
×8story building
+106ft-24ft

Overall

20549

Males

12311

M55-59

12311

21M→35K

21.0 - 21.8 mi

Top 81%
×7story building
+17ft-86ft

Overall

21520

Males

12715

M55-59

12715

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

20734

Males

12346

M55-59

12346

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

20689

Males

12282

M55-59

12282

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

20942

Males

12351

M55-59

12351

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24334

Males

13958

M55-59

13958

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2story building
+22ft-21ft

Overall

21684

Males

12708

M55-59

12708

Passing Analysis

Category:
Athletes Passed
1017
Passed By
4158
Net Change
-3141
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14510
5K → 10K299294+5#14510#14505
10K → 15K172219-47#14505#14552
15K → 20K72579-507#14552#15059
20K → Half3236-4#15059#15063
Half → 25K23346+187#15063#14876
25K → 30K101331-230#14876#15106
30K → 20M20323-303#15106#15409
20M → 21M13448-435#15409#15844
21M → 35K17341-324#15844#16168
35K → 23M12430-418#16168#16586
23M → 24M17287-270#16586#16856
24M → 40K19251-232#16856#17088
40K → 25.2M2296-294#17088#17382
25.2M → Finish8277-269#17382#17651
TOTALS10174158-3141
📊

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