Boston Marathon logo
BOSTON MARATHON 2023

Martin Schumacher

Bib: 5805•M

IN

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 19%
Gender (Male)
#0 / 15176
Top 30%
Masters (Masters Men)
#0 / 9891
Top 16%
Division (M50-54)
#0 / 2052
Top 11%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:12
Rank: #4898
Start → 5K
6:49/mi
21:12 split
10K· 6.21 mi
42:03
Rank: #4670 (+228)
5K → 10K
6:43/mi
20:51 split
15K· 9.32 mi
1:02:55
Rank: #4513 (+157)
10K → 15K
6:43/mi
20:52 split
20K· 12.43 mi
1:24:03
Rank: #4483 (+30)
15K → 20K
6:48/mi
21:08 split
Half· 13.11 mi
1:28:38
Rank: #4476 (+7)
20K → Half
6:43/mi
4:35 split
25K· 15.53 mi
1:45:10
Rank: #4405 (+71)
Half → 25K
6:49/mi
16:32 split
30K· 18.64 mi
2:06:52
Rank: #4358 (+47)
25K → 30K
6:59/mi
21:42 split
20M
2:16:43
Rank: #4473 (-115)
30K → 20M
7:15/mi
9:51 split
21M
2:24:30
Rank: #4596 (-123)
20M → 21M
7:47/mi
7:47 split
35K· 21.75 mi
2:29:49
Rank: #4645 (-49)
21M → 35K
7:06/mi
5:19 split
23M
2:39:20
Rank: #4763 (-118)
35K → 23M
7:36/mi
9:31 split
24M
2:46:48
Rank: #4858 (-95)
23M → 24M
7:28/mi
7:28 split
40K· 24.85 mi
2:53:20
Rank: #4924 (-66)
24M → 40K
7:38/mi
6:32 split
25.2M
2:56:06
Rank: #4931 (-7)
40K → 25.2M
8:01/mi
2:46 split
Finish· 26.22 mi
3:03:34
Rank: #4959 (-28)
25.2M → Finish
7:20/mi
7:28 split

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:38
Pace6:46 /mi
2nd Half
Distance13.11 mi
Time1:34:56
Pace7:15 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0321:126:4921:12
6:49
-
10K
6.21 mi10:42:5442:036:4620:51
6:43
-0:06
15K
9.32 mi11:03:461:02:556:4520:52
6:43
0:00
20K
12.43 mi11:24:541:24:036:4621:08
6:48
+0:05
Half
13.11 mi11:29:291:28:386:464:35
6:43
-0:05
25K
15.53 mi11:46:011:45:106:4616:32
6:49
+0:06
30K
18.64 mi12:07:432:06:526:4821:42
6:59
+0:10
20M
20.00 mi12:17:342:16:436:509:51
7:15
+0:16
21M
21.00 mi12:25:212:24:306:537:47
7:47
+0:32
35K
21.75 mi12:30:402:29:496:535:19
7:06
-0:41
23M
23.00 mi12:40:112:39:206:569:31
7:36
+0:30
24M
24.00 mi12:47:392:46:486:577:28
7:28
-0:08
40K
24.85 mi12:54:112:53:206:586:32
7:38
+0:10
25.2M
25.20 mi12:56:572:56:066:592:46
8:01
+0:23
Finish
26.22 mi13:04:253:03:347:007:28
7:20
-0:41

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

6:43 /mi

Average Pace

7:00 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:30

81% of race

Time at Steady Pace

31:18

17% of race

Time at Slower Pace

2:46

2% of race

Average Pace: 7:00 /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 mi10:22:0321:126:4921:12
6:49
#4898
10K
6.21 mi10:42:5442:036:4620:51
6:43
#4670
15K
9.32 mi11:03:461:02:556:4520:52
6:43
#4513
20K
12.43 mi11:24:541:24:036:4621:08
6:48
#4483
Half
13.11 mi11:29:291:28:386:464:35
6:43
#4476
25K
15.53 mi11:46:011:45:106:4616:32
6:49
#4405
30K
18.64 mi12:07:432:06:526:4821:42
6:59
#4358
20M
20.00 mi12:17:342:16:436:509:51
7:15
#4473
21M
21.00 mi12:25:212:24:306:537:47
7:47
#4596
35K
21.75 mi12:30:402:29:496:535:19
7:06
#4645
23M
23.00 mi12:40:112:39:206:569:31
7:36
#4763
24M
24.00 mi12:47:392:46:486:577:28
7:28
#4858
40K
24.85 mi12:54:112:53:206:586:32
7:38
#4924
25.2M
25.20 mi12:56:572:56:066:592:46
8:01
#4931
Finish
26.22 mi13:04:253:03:347:007:28
7:20
#4959
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi4898455345534294(Top 16%)4024(Top 27%)4024(Top 196%)
10K6.21 mi3.10 mi4670+2284355+1984355+1984446(Top 17%)4157(Top 27%)4157(Top 203%)
15K9.32 mi3.11 mi4513+1574217+1384217+1384294(Top 16%)4024(Top 27%)4024(Top 196%)
20K12.43 mi3.11 mi4483+304190+274190+274461(Top 17%)4162(Top 27%)4162(Top 203%)
Half13.11 mi0.68 mi4476+74187+34187+34556(Top 17%)4248(Top 28%)4248(Top 207%)
25K15.53 mi2.42 mi4405+714120+674120+674325(Top 16%)4041(Top 27%)4041(Top 197%)
30K18.64 mi3.11 mi4358+474076+444076+444256(Top 16%)3966(Top 26%)3966(Top 193%)
20M20.00 mi1.36 mi4473-1154175-994175-995348(Top 20%)4810(Top 32%)4810(Top 234%)
21M21.00 mi1.00 mi4596-1234283-1084283-1086064(Top 23%)5233(Top 34%)5233(Top 255%)
35K21.75 mi0.75 mi4645-494325-424325-425900(Top 22%)5153(Top 34%)5153(Top 251%)
23M23.00 mi1.25 mi4763-1184424-994424-997052(Top 26%)5847(Top 39%)5847(Top 285%)
24M24.00 mi1.00 mi4858-954498-744498-747431(Top 28%)5956(Top 39%)5956(Top 290%)
40K24.85 mi0.85 mi4924-664537-394537-397520(Top 28%)5932(Top 39%)5932(Top 289%)
25.2M25.20 mi0.35 mi4931-74540-34540-36535(Top 25%)5261(Top 35%)5261(Top 256%)
Finish26.22 mi1.02 mi4959-284561-214561-217257(Top 27%)5712(Top 38%)5712(Top 278%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21story building
+97ft-345ft

Overall

4294

Males

4024

M50-54

4024

5K→10K

3.1 - 6.2 mi

Top 17%
×5story building
+79ft-138ft

Overall

4446

Males

4157

M50-54

4157

10K→15K

6.2 - 9.3 mi

Top 16%
×3story building
+67ft-78ft

Overall

4294

Males

4024

M50-54

4024

15K→20K

9.3 - 12.4 mi

Top 17%
×5story building
+106ft-86ft

Overall

4461

Males

4162

M50-54

4162

20K→Half

12.4 - 13.1 mi

Top 17%
×2story building
+19ft-37ft

Overall

4556

Males

4248

M50-54

4248

Half→25K

13.1 - 15.5 mi

Top 16%
×4story building
+66ft-88ft

Overall

4325

Males

4041

M50-54

4041

25K→30K

15.5 - 18.6 mi

Top 16%
×9story building
+181ft-148ft

Overall

4256

Males

3966

M50-54

3966

30K→20M

18.6 - 20.0 mi

Top 20%
×5story building
+64ft-50ft

Overall

5348

Males

4810

M50-54

4810

20M→21M

20.0 - 21.0 mi

Top 23%
×8story building
+106ft-24ft

Overall

6064

Males

5233

M50-54

5233

21M→35K

21.0 - 21.8 mi

Top 22%
×7story building
+17ft-86ft

Overall

5900

Males

5153

M50-54

5153

35K→23M

21.8 - 23.0 mi

Top 26%
×5story building
+23ft-63ft

Overall

7052

Males

5847

M50-54

5847

23M→24M

23.0 - 24.0 mi

Top 28%
×6story building
+12ft-82ft

Overall

7431

Males

5956

M50-54

5956

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7520

Males

5932

M50-54

5932

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

6535

Males

5261

M50-54

5261

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2story building
+22ft-21ft

Overall

7257

Males

5712

M50-54

5712

Passing Analysis

Category:
Athletes Passed
1185
Passed By
1246
Net Change
-61
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4898
5K → 10K338110+228#4898#4670
10K → 15K21962+157#4670#4513
15K → 20K11989+30#4513#4483
20K → Half2922+7#4483#4476
Half → 25K12049+71#4476#4405
25K → 30K13285+47#4405#4358
30K → 20M35150-115#4358#4473
20M → 21M33156-123#4473#4596
21M → 35K2776-49#4596#4645
35K → 23M42160-118#4645#4763
23M → 24M22117-95#4763#4858
24M → 40K2288-66#4858#4924
40K → 25.2M1724-7#4924#4931
25.2M → Finish3058-28#4931#4959
TOTALS11851246-61
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing