Boston Marathon logo
BOSTON MARATHON 2023

Matthew St Germaine

Bib: 24706•M

MA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M40-44)
#0 / 2241
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
8:43/mi
27:06
↑ 97↓ 3451.5%
10K· 6.21 mi
8:13/mi
52:38
↑ 79↓ 1380.4%
15K· 9.32 mi
8:15/mi
1:18:15
↑ 67↓ 78
20K· 12.43 mi
8:25/mi
1:44:25
↑ 106↓ 860.1%
Half· 13.11 mi
8:11/mi
1:50:00
↑ 19↓ 370.5%
25K· 15.53 mi
9:07/mi
2:12:06
↑ 66↓ 880.2%
30K· 18.64 mi
8:57/mi
2:39:55
↑ 181↓ 1480.2%
20M
10:06/mi
2:53:39
↑ 64↓ 500.2%
21M
9:33/mi
3:03:12
↑ 106↓ 241.6%
35K· 21.75 mi
8:55/mi
3:09:52
↑ 17↓ 861.7%
23M
10:05/mi
3:22:30
↑ 23↓ 630.6%
24M
9:00/mi
3:31:30
↓ 821.3%
40K· 24.85 mi
9:20/mi
3:39:29
↓ 200.3%
25.2M
9:31/mi
3:42:46
↑ 13↓ 160.2%
Finish· 26.22 mi
8:19/mi
3:51:15
↑ 22↓ 21

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
Time1:50:00
Pace8:23 /mi
2nd Half
Distance13.11 mi
Time2:01:15
Pace9:15 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:0027:068:4327:06
8:43
-
10K
6.21 mi12:08:3252:388:2825:32
8:13
-0:30
15K
9.32 mi12:34:091:18:158:2425:37
8:15
+0:02
20K
12.43 mi13:00:191:44:258:2426:10
8:25
+0:10
Half
13.11 mi13:05:541:50:008:235:35
8:11
-0:14
25K
15.53 mi13:28:002:12:068:3022:06
9:07
+0:56
30K
18.64 mi13:55:492:39:558:3527:49
8:57
-0:10
20M
20.00 mi14:09:332:53:398:4113:44
10:06
+1:09
21M
21.00 mi14:19:063:03:128:439:33
9:33
-0:33
35K
21.75 mi14:25:463:09:528:446:40
8:55
-0:38
23M
23.00 mi14:38:243:22:308:4812:38
10:05
+1:10
24M
24.00 mi14:47:243:31:308:499:00
9:00
-1:05
40K
24.85 mi14:55:233:39:298:507:59
9:20
+0:20
25.2M
25.20 mi14:58:403:42:468:503:17
9:31
+0:11
Finish
26.22 mi15:07:093:51:158:508:29
8:19
-1:12

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

8:11 /mi

Average Pace

8:50 /mi

Slowest Pace

10:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:31:23

40% of race

Time at Steady Pace

1:32:41

40% of race

Time at Slower Pace

47:11

20% of race

Average Pace: 8:49 /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 mi11:43:0027:068:4327:06
8:43
#19017
10K
6.21 mi12:08:3252:388:2825:32
8:13
#17716
15K
9.32 mi12:34:091:18:158:2425:37
8:15
#17166
20K
12.43 mi13:00:191:44:258:2426:10
8:25
#16960
Half
13.11 mi13:05:541:50:008:235:35
8:11
#16881
25K
15.53 mi13:28:002:12:068:3022:06
9:07
#17340
30K
18.64 mi13:55:492:39:558:3527:49
8:57
#17231
20M
20.00 mi14:09:332:53:398:4113:44
10:06
#17619
21M
21.00 mi14:19:063:03:128:439:33
9:33
#17519
35K
21.75 mi14:25:463:09:528:446:40
8:55
#17527
23M
23.00 mi14:38:243:22:308:4812:38
10:05
#17800
24M
24.00 mi14:47:243:31:308:499:00
9:00
#17780
40K
24.85 mi14:55:233:39:298:507:59
9:20
#17791
25.2M
25.20 mi14:58:403:42:468:503:17
9:31
#17753
Finish
26.22 mi15:07:093:51:158:508:29
8:19
#17620
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi19017117801178016176(Top 61%)10761(Top 71%)10761(Top 480%)
10K6.21 mi3.10 mi17716+130111337+44311337+44316386(Top 62%)10865(Top 72%)10865(Top 485%)
15K9.32 mi3.11 mi17166+55011136+20111136+20116176(Top 61%)10761(Top 71%)10761(Top 480%)
20K12.43 mi3.11 mi16960+20611036+10011036+10016375(Top 62%)10782(Top 71%)10782(Top 481%)
Half13.11 mi0.68 mi16881+7911008+2811008+2815654(Top 59%)10562(Top 70%)10562(Top 471%)
25K15.53 mi2.42 mi17340-45911172-16411172-16419476(Top 73%)12041(Top 79%)12041(Top 537%)
30K18.64 mi3.11 mi17231+10911114+5811114+5816924(Top 64%)10882(Top 72%)10882(Top 486%)
20M20.00 mi1.36 mi17619-38811256-14211256-14220749(Top 78%)12449(Top 82%)12449(Top 556%)
21M21.00 mi1.00 mi17519+10011191+6511191+6516193(Top 61%)10442(Top 69%)10442(Top 466%)
35K21.75 mi0.75 mi17527-811180+1111180+1117486(Top 66%)10924(Top 72%)10924(Top 487%)
23M23.00 mi1.25 mi17800-27311279-9911279-9920235(Top 76%)12114(Top 80%)12114(Top 541%)
24M24.00 mi1.00 mi17780+2011263+1611263+1617216(Top 65%)10721(Top 71%)10721(Top 478%)
40K24.85 mi0.85 mi17791-1111260+311260+317670(Top 66%)10874(Top 72%)10874(Top 485%)
25.2M25.20 mi0.35 mi17753+3811239+2111239+2115259(Top 57%)9800(Top 65%)9800(Top 437%)
Finish26.22 mi1.02 mi17620+13311171+6811171+6814249(Top 54%)9368(Top 62%)9368(Top 418%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21story building
+97ft-345ft

Overall

16176

Males

10761

M40-44

10761

5K→10K

3.1 - 6.2 mi

Top 62%
×5story building
+79ft-138ft

Overall

16386

Males

10865

M40-44

10865

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+67ft-78ft

Overall

16176

Males

10761

M40-44

10761

15K→20K

9.3 - 12.4 mi

Top 62%
×5story building
+106ft-86ft

Overall

16375

Males

10782

M40-44

10782

20K→Half

12.4 - 13.1 mi

Top 59%
×2story building
+19ft-37ft

Overall

15654

Males

10562

M40-44

10562

Half→25K

13.1 - 15.5 mi

Top 73%
×4story building
+66ft-88ft

Overall

19476

Males

12041

M40-44

12041

25K→30K

15.5 - 18.6 mi

Top 64%
×9story building
+181ft-148ft

Overall

16924

Males

10882

M40-44

10882

30K→20M

18.6 - 20.0 mi

Top 78%
×5story building
+64ft-50ft

Overall

20749

Males

12449

M40-44

12449

20M→21M

20.0 - 21.0 mi

Top 61%
×8story building
+106ft-24ft

Overall

16193

Males

10442

M40-44

10442

21M→35K

21.0 - 21.8 mi

Top 66%
×7story building
+17ft-86ft

Overall

17486

Males

10924

M40-44

10924

35K→23M

21.8 - 23.0 mi

Top 76%
×5story building
+23ft-63ft

Overall

20235

Males

12114

M40-44

12114

23M→24M

23.0 - 24.0 mi

Top 65%
×6story building
+12ft-82ft

Overall

17216

Males

10721

M40-44

10721

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

17670

Males

10874

M40-44

10874

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

15259

Males

9800

M40-44

9800

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2story building
+22ft-21ft

Overall

14249

Males

9368

M40-44

9368

Passing Analysis

Category:
Athletes Passed
3161
Passed By
1764
Net Change
+1397
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19017
5K → 10K137271+1301#19017#17716
10K → 15K58333+550#17716#17166
15K → 20K29286+206#17166#16960
20K → Half845+79#16960#16881
Half → 25K47506-459#16881#17340
25K → 30K219110+109#17340#17231
30K → 20M23411-388#17231#17619
20M → 21M14040+100#17619#17519
21M → 35K4957-8#17519#17527
35K → 23M33306-273#17527#17800
23M → 24M7555+20#17800#17780
24M → 40K5162-11#17780#17791
40K → 25.2M402+38#17791#17753
25.2M → Finish15320+133#17753#17620
TOTALS31611764+1397
📊

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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing