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BOSTON MARATHON 2023

Matthew Stella

Bib: 25800•M

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
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
9:22/mi
29:07
↑ 97↓ 3451.5%
10K· 6.21 mi
9:23/mi
58:16
↑ 79↓ 1380.4%
15K· 9.32 mi
9:30/mi
1:27:46
↑ 67↓ 78
20K· 12.43 mi
9:30/mi
1:57:16
↑ 106↓ 860.1%
Half· 13.11 mi
9:26/mi
2:03:42
↑ 19↓ 370.5%
25K· 15.53 mi
9:41/mi
2:27:10
↑ 66↓ 880.2%
30K· 18.64 mi
9:59/mi
2:58:10
↑ 181↓ 1480.2%
20M
9:59/mi
3:11:44
↑ 64↓ 500.2%
21M
10:28/mi
3:22:12
↑ 106↓ 241.6%
35K· 21.75 mi
9:53/mi
3:29:36
↑ 17↓ 861.7%
23M
10:22/mi
3:42:35
↑ 23↓ 630.6%
24M
9:54/mi
3:52:29
↓ 821.3%
40K· 24.85 mi
10:06/mi
4:01:07
↓ 200.3%
25.2M
10:52/mi
4:04:52
↑ 13↓ 160.2%
Finish· 26.22 mi
10:06/mi
4:15:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:42
Pace9:26 /mi
2nd Half
Distance13.11 mi
Time2:11:28
Pace10:02 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:5429:079:2229:07
9:22
-
10K
6.21 mi12:14:0358:169:2329:09
9:23
+0:01
15K
9.32 mi12:43:331:27:469:2529:30
9:30
+0:07
20K
12.43 mi13:13:031:57:169:2629:30
9:30
0:00
Half
13.11 mi13:19:292:03:429:266:26
9:26
-0:04
25K
15.53 mi13:42:572:27:109:2823:28
9:41
+0:15
30K
18.64 mi14:13:572:58:109:3331:00
9:59
+0:18
20M
20.00 mi14:27:313:11:449:3513:34
9:59
0:00
21M
21.00 mi14:37:593:22:129:3810:28
10:28
+0:29
35K
21.75 mi14:45:233:29:369:387:24
9:53
-0:35
23M
23.00 mi14:58:223:42:359:4112:59
10:22
+0:29
24M
24.00 mi15:08:163:52:299:419:54
9:54
-0:28
40K
24.85 mi15:16:544:01:079:428:38
10:06
+0:12
25.2M
25.20 mi15:20:394:04:529:433:45
10:52
+0:46
Finish
26.22 mi15:30:574:15:109:4410:18
10:06
-0:46

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

9:22 /mi

Average Pace

9:44 /mi

Slowest Pace

10:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:47:58

89% of race

Time at Steady Pace

27:12

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:44 /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 mi11:44:5429:079:2229:07
9:22
#21723
10K
6.21 mi12:14:0358:169:2329:09
9:23
#21982
15K
9.32 mi12:43:331:27:469:2529:30
9:30
#22027
20K
12.43 mi13:13:031:57:169:2629:30
9:30
#21911
Half
13.11 mi13:19:292:03:429:266:26
9:26
#21896
25K
15.53 mi13:42:572:27:109:2823:28
9:41
#21813
30K
18.64 mi14:13:572:58:109:3331:00
9:59
#21640
20M
20.00 mi14:27:313:11:449:3513:34
9:59
#21559
21M
21.00 mi14:37:593:22:129:3810:28
10:28
#21433
35K
21.75 mi14:45:233:29:369:387:24
9:53
#21418
23M
23.00 mi14:58:223:42:359:4112:59
10:22
#21371
24M
24.00 mi15:08:163:52:299:419:54
9:54
#21328
40K
24.85 mi15:16:544:01:079:428:38
10:06
#21279
25.2M
25.20 mi15:20:394:04:529:433:45
10:52
#21256
Finish
26.22 mi15:30:574:15:109:4410:18
10:06
#21274
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi21723129511295122243(Top 84%)13293(Top 88%)13293(Top 648%)
10K6.21 mi3.10 mi21982-25913114-16313114-16322169(Top 83%)13236(Top 87%)13236(Top 645%)
15K9.32 mi3.11 mi22027-4513153-3913153-3922243(Top 84%)13293(Top 88%)13293(Top 648%)
20K12.43 mi3.11 mi21911+11613108+4513108+4521536(Top 81%)12972(Top 85%)12972(Top 632%)
Half13.11 mi0.68 mi21896+1513102+613102+621886(Top 82%)13138(Top 87%)13138(Top 640%)
25K15.53 mi2.42 mi21813+8313075+2713075+2721378(Top 80%)12869(Top 85%)12869(Top 627%)
30K18.64 mi3.11 mi21640+17312985+9012985+9020974(Top 79%)12623(Top 83%)12623(Top 615%)
20M20.00 mi1.36 mi21559+8112939+4612939+4620434(Top 77%)12317(Top 81%)12317(Top 600%)
21M21.00 mi1.00 mi21433+12612870+6912870+6919482(Top 73%)11837(Top 78%)11837(Top 577%)
35K21.75 mi0.75 mi21418+1512850+2012850+2020973(Top 79%)12475(Top 82%)12475(Top 608%)
23M23.00 mi1.25 mi21371+4712820+3012820+3020993(Top 79%)12452(Top 82%)12452(Top 607%)
24M24.00 mi1.00 mi21328+4312782+3812782+3820503(Top 77%)12220(Top 81%)12220(Top 596%)
40K24.85 mi0.85 mi21279+4912754+2812754+2820230(Top 76%)12030(Top 79%)12030(Top 586%)
25.2M25.20 mi0.35 mi21256+2312741+1312741+1320149(Top 76%)11995(Top 79%)11995(Top 585%)
Finish26.22 mi1.02 mi21274-1812742-112742-122043(Top 83%)12886(Top 85%)12886(Top 628%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

22243

Males

13293

M50-54

13293

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

22169

Males

13236

M50-54

13236

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

22243

Males

13293

M50-54

13293

15K→20K

9.3 - 12.4 mi

Top 81%
×5story building
+106ft-86ft

Overall

21536

Males

12972

M50-54

12972

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

21886

Males

13138

M50-54

13138

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

21378

Males

12869

M50-54

12869

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

20974

Males

12623

M50-54

12623

30K→20M

18.6 - 20.0 mi

Top 77%
×5story building
+64ft-50ft

Overall

20434

Males

12317

M50-54

12317

20M→21M

20.0 - 21.0 mi

Top 73%
×8story building
+106ft-24ft

Overall

19482

Males

11837

M50-54

11837

21M→35K

21.0 - 21.8 mi

Top 79%
×7story building
+17ft-86ft

Overall

20973

Males

12475

M50-54

12475

35K→23M

21.8 - 23.0 mi

Top 79%
×5story building
+23ft-63ft

Overall

20993

Males

12452

M50-54

12452

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

20503

Males

12220

M50-54

12220

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

20230

Males

12030

M50-54

12030

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

20149

Males

11995

M50-54

11995

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

22043

Males

12886

M50-54

12886

Passing Analysis

Category:
Athletes Passed
1465
Passed By
1016
Net Change
+449
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21723
5K → 10K156415-259#21723#21982
10K → 15K151196-45#21982#22027
15K → 20K19478+116#22027#21911
20K → Half2914+15#21911#21896
Half → 25K14158+83#21896#21813
25K → 30K23259+173#21813#21640
30K → 20M9817+81#21640#21559
20M → 21M13711+126#21559#21433
21M → 35K4328+15#21433#21418
35K → 23M8235+47#21418#21371
23M → 24M7431+43#21371#21328
24M → 40K6718+49#21328#21279
40K → 25.2M329+23#21279#21256
25.2M → Finish2947-18#21256#21274
TOTALS14651016+449
📊

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