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BOSTON MARATHON 2023

Andre Berthou

Bib: 21551•M

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Top 40%
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
8:28/mi
26:17
↑ 97↓ 3451.5%
10K· 6.21 mi
8:15/mi
51:55
↑ 79↓ 1380.4%
15K· 9.32 mi
9:36/mi
1:21:46
↑ 67↓ 78
20K· 12.43 mi
8:39/mi
1:48:37
↑ 106↓ 860.1%
Half· 13.11 mi
9:08/mi
1:54:51
↑ 19↓ 370.5%
25K· 15.53 mi
8:33/mi
2:15:34
↑ 66↓ 880.2%
30K· 18.64 mi
8:34/mi
2:42:12
↑ 181↓ 1480.2%
20M
8:34/mi
2:53:50
↑ 64↓ 500.2%
21M
8:46/mi
3:02:36
↑ 106↓ 241.6%
35K· 21.75 mi
7:55/mi
3:08:31
↑ 17↓ 861.7%
23M
8:06/mi
3:18:39
↑ 23↓ 630.6%
24M
8:17/mi
3:26:55
↓ 821.3%
40K· 24.85 mi
8:17/mi
3:34:00
↓ 200.3%
25.2M
8:39/mi
3:36:59
↑ 13↓ 160.2%
Finish· 26.22 mi
7:53/mi
3:45:01
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:54:51
Pace8:46 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:50:10
Pace8:24 /mi
📊Negative Split: 4.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:5926:178:2826:17
8:28
-
10K
6.21 mi11:45:3751:558:2125:38
8:15
-0:13
15K
9.32 mi12:15:281:21:468:4629:51
9:36
+1:21
20K
12.43 mi12:42:191:48:378:4426:51
8:39
-0:57
Half
13.11 mi12:48:331:54:518:466:14
9:08
+0:29
25K
15.53 mi13:09:162:15:348:4420:43
8:33
-0:35
30K
18.64 mi13:35:542:42:128:4226:38
8:34
+0:01
20M
20.00 mi13:47:322:53:508:4111:38
8:34
0:00
21M
21.00 mi13:56:183:02:368:428:46
8:46
+0:12
35K
21.75 mi14:02:133:08:318:405:55
7:55
-0:51
23M
23.00 mi14:12:213:18:398:3810:08
8:06
+0:11
24M
24.00 mi14:20:373:26:558:378:16
8:17
+0:11
40K
24.85 mi14:27:423:34:008:377:05
8:17
0:00
25.2M
25.20 mi14:30:413:36:598:372:59
8:39
+0:22
Finish
26.22 mi14:38:433:45:018:358:02
7:53
-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

7:53 /mi

Average Pace

8:35 /mi

Slowest Pace

9:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:05:04

29% of race

Time at Steady Pace

1:55:06

51% of race

Time at Slower Pace

44:51

20% of race

Average Pace: 8:35 /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 mi11:19:5926:178:2826:17
8:28
#17270
10K
6.21 mi11:45:3751:558:2125:38
8:15
#16891
15K
9.32 mi12:15:281:21:468:4629:51
9:36
#19454
20K
12.43 mi12:42:191:48:378:4426:51
8:39
#19015
Half
13.11 mi12:48:331:54:518:466:14
9:08
#19118
25K
15.53 mi13:09:162:15:348:4420:43
8:33
#18717
30K
18.64 mi13:35:542:42:128:4226:38
8:34
#17983
20M
20.00 mi13:47:322:53:508:4111:38
8:34
#17680
21M
21.00 mi13:56:183:02:368:428:46
8:46
#17349
35K
21.75 mi14:02:133:08:318:405:55
7:55
#17156
23M
23.00 mi14:12:213:18:398:3810:08
8:06
#16804
24M
24.00 mi14:20:373:26:558:378:16
8:17
#16633
40K
24.85 mi14:27:423:34:008:377:05
8:17
#16453
25.2M
25.20 mi14:30:413:36:598:372:59
8:39
#16351
Finish
26.22 mi14:38:433:45:018:358:02
7:53
#16185
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi17270111431114322532(Top 85%)13423(Top 88%)13423(Top 1209%)
10K6.21 mi3.10 mi16891+37911034+10911034+10916581(Top 62%)10934(Top 72%)10934(Top 985%)
15K9.32 mi3.11 mi19454-256312005-97112005-97122532(Top 85%)13423(Top 88%)13423(Top 1209%)
20K12.43 mi3.11 mi19015+43911862+14311862+14317743(Top 67%)11352(Top 75%)11352(Top 1023%)
Half13.11 mi0.68 mi19118-10311904-4211904-4220918(Top 79%)12686(Top 84%)12686(Top 1143%)
25K15.53 mi2.42 mi18717+40111735+16911735+16916450(Top 62%)10733(Top 71%)10733(Top 967%)
30K18.64 mi3.11 mi17983+73411407+32811407+32814749(Top 55%)9950(Top 66%)9950(Top 896%)
20M20.00 mi1.36 mi17680+30311278+12911278+12913997(Top 53%)9579(Top 63%)9579(Top 863%)
21M21.00 mi1.00 mi17349+33111126+15211126+15212060(Top 45%)8618(Top 57%)8618(Top 776%)
35K21.75 mi0.75 mi17156+19311046+8011046+8011454(Top 43%)8344(Top 55%)8344(Top 752%)
23M23.00 mi1.25 mi16804+35210880+16610880+16610404(Top 39%)7694(Top 51%)7694(Top 693%)
24M24.00 mi1.00 mi16633+17110787+9310787+9313118(Top 49%)8895(Top 59%)8895(Top 801%)
40K24.85 mi0.85 mi16453+18010685+10210685+10211861(Top 45%)8241(Top 54%)8241(Top 742%)
25.2M25.20 mi0.35 mi16351+10210640+4510640+4510463(Top 39%)7561(Top 50%)7561(Top 681%)
Finish26.22 mi1.02 mi16185+16610564+7610564+7611285(Top 42%)7942(Top 52%)7942(Top 715%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21story building
+97ft-345ft

Overall

22532

Males

13423

M60-64

13423

5K→10K

3.1 - 6.2 mi

Top 62%
×5story building
+79ft-138ft

Overall

16581

Males

10934

M60-64

10934

10K→15K

6.2 - 9.3 mi

Top 85%
×3story building
+67ft-78ft

Overall

22532

Males

13423

M60-64

13423

15K→20K

9.3 - 12.4 mi

Top 67%
×5story building
+106ft-86ft

Overall

17743

Males

11352

M60-64

11352

20K→Half

12.4 - 13.1 mi

Top 79%
×2story building
+19ft-37ft

Overall

20918

Males

12686

M60-64

12686

Half→25K

13.1 - 15.5 mi

Top 62%
×4story building
+66ft-88ft

Overall

16450

Males

10733

M60-64

10733

25K→30K

15.5 - 18.6 mi

Top 55%
×9story building
+181ft-148ft

Overall

14749

Males

9950

M60-64

9950

30K→20M

18.6 - 20.0 mi

Top 53%
×5story building
+64ft-50ft

Overall

13997

Males

9579

M60-64

9579

20M→21M

20.0 - 21.0 mi

Top 45%
×8story building
+106ft-24ft

Overall

12060

Males

8618

M60-64

8618

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

11454

Males

8344

M60-64

8344

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

10404

Males

7694

M60-64

7694

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

13118

Males

8895

M60-64

8895

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

11861

Males

8241

M60-64

8241

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10463

Males

7561

M60-64

7561

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2story building
+22ft-21ft

Overall

11285

Males

7942

M60-64

7942

Passing Analysis

Category:
Athletes Passed
4001
Passed By
2916
Net Change
+1085
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17270
5K → 10K557178+379#17270#16891
10K → 15K52568-2563#16891#19454
15K → 20K46627+439#19454#19015
20K → Half6109-103#19015#19118
Half → 25K4065+401#19118#18717
25K → 30K7406+734#18717#17983
30K → 20M3063+303#17983#17680
20M → 21M3332+331#17680#17349
21M → 35K1930+193#17349#17156
35K → 23M3520+352#17156#16804
23M → 24M1765+171#16804#16633
24M → 40K1866+180#16633#16453
40K → 25.2M1031+102#16453#16351
25.2M → Finish1726+166#16351#16185
TOTALS40012916+1085
📊

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