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BOSTON MARATHON 2023

Ryan Vallancourt

Bib: 26808•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
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
10:43/mi
33:17
↑ 97↓ 3451.5%
10K· 6.21 mi
10:37/mi
1:06:17
↑ 79↓ 1380.4%
15K· 9.32 mi
10:40/mi
1:39:24
↑ 67↓ 78
20K· 12.43 mi
10:05/mi
2:10:43
↑ 106↓ 860.1%
Half· 13.11 mi
9:21/mi
2:17:06
↑ 19↓ 370.5%
25K· 15.53 mi
9:32/mi
2:40:12
↑ 66↓ 880.2%
30K· 18.64 mi
9:57/mi
3:11:06
↑ 181↓ 1480.2%
20M
10:00/mi
3:24:42
↑ 64↓ 500.2%
21M
10:08/mi
3:34:50
↑ 106↓ 241.6%
35K· 21.75 mi
9:08/mi
3:41:40
↑ 17↓ 861.7%
23M
10:06/mi
3:54:19
↑ 23↓ 630.6%
24M
10:01/mi
4:04:20
↓ 821.3%
40K· 24.85 mi
10:55/mi
4:13:40
↓ 200.3%
25.2M
12:37/mi
4:18:01
↑ 13↓ 160.2%
Finish· 26.22 mi
10:24/mi
4:28:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time2:17:06
Pace10:27 /mi
2nd Half✓ Faster
Distance13.11 mi
Time2:11:31
Pace10:02 /mi
📊Negative Split: 4.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:1533:1710:4333:17
10:43
-
10K
6.21 mi12:23:151:06:1710:4033:00
10:37
-0:06
15K
9.32 mi12:56:221:39:2410:4033:07
10:40
+0:03
20K
12.43 mi13:27:412:10:4310:3131:19
10:05
-0:35
Half
13.11 mi13:34:042:17:0610:276:23
9:21
-0:44
25K
15.53 mi13:57:102:40:1210:1923:06
9:32
+0:11
30K
18.64 mi14:28:043:11:0610:1530:54
9:57
+0:25
20M
20.00 mi14:41:403:24:4210:1413:36
10:00
+0:03
21M
21.00 mi14:51:483:34:5010:1410:08
10:08
+0:08
35K
21.75 mi14:58:383:41:4010:126:50
9:08
-1:00
23M
23.00 mi15:11:173:54:1910:1112:39
10:06
+0:58
24M
24.00 mi15:21:184:04:2010:1110:01
10:01
-0:05
40K
24.85 mi15:30:384:13:4010:129:20
10:55
+0:54
25.2M
25.20 mi15:34:594:18:0110:144:21
12:37
+1:42
Finish
26.22 mi15:45:354:28:3710:1510:36
10:24
-2:13

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

9:08 /mi

Average Pace

10:15 /mi

Slowest Pace

12:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

36:19

14% of race

Time at Steady Pace

1:59:13

44% of race

Time at Slower Pace

1:53:05

42% of race

Average Pace: 10:15 /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 mi11:50:1533:1710:4333:17
10:43
#25210
10K
6.21 mi12:23:151:06:1710:4033:00
10:37
#25028
15K
9.32 mi12:56:221:39:2410:4033:07
10:40
#24920
20K
12.43 mi13:27:412:10:4310:3131:19
10:05
#24448
Half
13.11 mi13:34:042:17:0610:276:23
9:21
#24337
25K
15.53 mi13:57:102:40:1210:1923:06
9:32
#23801
30K
18.64 mi14:28:043:11:0610:1530:54
9:57
#23338
20M
20.00 mi14:41:403:24:4210:1413:36
10:00
#23153
21M
21.00 mi14:51:483:34:5010:1410:08
10:08
#22946
35K
21.75 mi14:58:383:41:4010:126:50
9:08
#22830
23M
23.00 mi15:11:173:54:1910:1112:39
10:06
#22676
24M
24.00 mi15:21:184:04:2010:1110:01
10:01
#22598
40K
24.85 mi15:30:384:13:4010:129:20
10:55
#22588
25.2M
25.20 mi15:34:594:18:0110:144:21
12:37
#22601
Finish
26.22 mi15:45:354:28:3710:1510:36
10:24
#22610
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25210146351463524734(Top 93%)14398(Top 95%)14398(Top 272%)
10K6.21 mi3.10 mi25028+18214556+7914556+7924892(Top 94%)14486(Top 95%)14486(Top 274%)
15K9.32 mi3.11 mi24920+10814506+5014506+5024734(Top 93%)14398(Top 95%)14398(Top 272%)
20K12.43 mi3.11 mi24448+47214285+22114285+22123081(Top 87%)13666(Top 90%)13666(Top 259%)
Half13.11 mi0.68 mi24337+11114233+5214233+5221682(Top 81%)13045(Top 86%)13045(Top 247%)
25K15.53 mi2.42 mi23801+53613991+24213991+24220918(Top 79%)12677(Top 84%)12677(Top 240%)
30K18.64 mi3.11 mi23338+46313758+23313758+23320870(Top 78%)12581(Top 83%)12581(Top 238%)
20M20.00 mi1.36 mi23153+18513657+10113657+10120506(Top 77%)12351(Top 81%)12351(Top 234%)
21M21.00 mi1.00 mi22946+20713540+11713540+11718498(Top 69%)11429(Top 75%)11429(Top 216%)
35K21.75 mi0.75 mi22830+11613485+5513485+5518469(Top 69%)11370(Top 75%)11370(Top 215%)
23M23.00 mi1.25 mi22676+15413407+7813407+7820286(Top 76%)12145(Top 80%)12145(Top 230%)
24M24.00 mi1.00 mi22598+7813357+5013357+5020824(Top 78%)12362(Top 81%)12362(Top 234%)
40K24.85 mi0.85 mi22588+1013346+1113346+1122170(Top 83%)12924(Top 85%)12924(Top 245%)
25.2M25.20 mi0.35 mi22601-1313348-213348-223434(Top 88%)13514(Top 89%)13514(Top 256%)
Finish26.22 mi1.02 mi22610-913343+513343+522796(Top 86%)13225(Top 87%)13225(Top 250%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21story building
+97ft-345ft

Overall

24734

Males

14398

M18-39

14398

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

24892

Males

14486

M18-39

14486

10K→15K

6.2 - 9.3 mi

Top 93%
×3story building
+67ft-78ft

Overall

24734

Males

14398

M18-39

14398

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

23081

Males

13666

M18-39

13666

20K→Half

12.4 - 13.1 mi

Top 81%
×2story building
+19ft-37ft

Overall

21682

Males

13045

M18-39

13045

Half→25K

13.1 - 15.5 mi

Top 79%
×4story building
+66ft-88ft

Overall

20918

Males

12677

M18-39

12677

25K→30K

15.5 - 18.6 mi

Top 78%
×9story building
+181ft-148ft

Overall

20870

Males

12581

M18-39

12581

30K→20M

18.6 - 20.0 mi

Top 77%
×5story building
+64ft-50ft

Overall

20506

Males

12351

M18-39

12351

20M→21M

20.0 - 21.0 mi

Top 69%
×8story building
+106ft-24ft

Overall

18498

Males

11429

M18-39

11429

21M→35K

21.0 - 21.8 mi

Top 69%
×7story building
+17ft-86ft

Overall

18469

Males

11370

M18-39

11370

35K→23M

21.8 - 23.0 mi

Top 76%
×5story building
+23ft-63ft

Overall

20286

Males

12145

M18-39

12145

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

20824

Males

12362

M18-39

12362

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

22170

Males

12924

M18-39

12924

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

23434

Males

13514

M18-39

13514

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

22796

Males

13225

M18-39

13225

Passing Analysis

Category:
Athletes Passed
2865
Passed By
265
Net Change
+2600
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25210
5K → 10K282100+182#25210#25028
10K → 15K16860+108#25028#24920
15K → 20K4720+472#24920#24448
20K → Half1110+111#24448#24337
Half → 25K5360+536#24337#23801
25K → 30K4641+463#23801#23338
30K → 20M1872+185#23338#23153
20M → 21M2070+207#23153#22946
21M → 35K1160+116#22946#22830
35K → 23M1551+154#22830#22676
23M → 24M835+78#22676#22598
24M → 40K3323+10#22598#22588
40K → 25.2M1124-13#22588#22601
25.2M → Finish4049-9#22601#22610
TOTALS2865265+2600
📊

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