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BOSTON MARATHON 2023

Don Lindsay

Bib: 27222•M

BC

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
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
10:11/mi
31:39
↑ 97↓ 3451.5%
10K· 6.21 mi
10:03/mi
1:02:52
↑ 79↓ 1380.4%
15K· 9.32 mi
10:07/mi
1:34:19
↑ 67↓ 78
20K· 12.43 mi
10:35/mi
2:07:12
↑ 106↓ 860.1%
Half· 13.11 mi
10:08/mi
2:14:07
↑ 19↓ 370.5%
25K· 15.53 mi
11:07/mi
2:41:03
↑ 66↓ 880.2%
30K· 18.64 mi
11:31/mi
3:16:49
↑ 181↓ 1480.2%
20M
11:18/mi
3:32:10
↑ 64↓ 500.2%
21M
12:24/mi
3:44:34
↑ 106↓ 241.6%
35K· 21.75 mi
11:04/mi
3:52:51
↑ 17↓ 861.7%
23M
11:15/mi
4:06:56
↑ 23↓ 630.6%
24M
10:20/mi
4:17:16
↓ 821.3%
40K· 24.85 mi
11:00/mi
4:26:40
↓ 200.3%
25.2M
12:22/mi
4:30:56
↑ 13↓ 160.2%
Finish· 26.22 mi
10:25/mi
4:41:33
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:14:07
Pace10:14 /mi
2nd Half
Distance13.11 mi
Time2:27:26
Pace11:15 /mi
📊Positive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5331:3910:1131:39
10:11
-
10K
6.21 mi12:21:061:02:5210:0731:13
10:03
-0:08
15K
9.32 mi12:52:331:34:1910:0731:27
10:07
+0:04
20K
12.43 mi13:25:262:07:1210:1432:53
10:35
+0:28
Half
13.11 mi13:32:212:14:0710:146:55
10:08
-0:27
25K
15.53 mi13:59:172:41:0310:2226:56
11:07
+0:59
30K
18.64 mi14:35:033:16:4910:3335:46
11:31
+0:24
20M
20.00 mi14:50:243:32:1010:3615:21
11:18
-0:13
21M
21.00 mi15:02:483:44:3410:4212:24
12:24
+1:06
35K
21.75 mi15:11:053:52:5110:428:17
11:04
-1:20
23M
23.00 mi15:25:104:06:5610:4414:05
11:15
+0:11
24M
24.00 mi15:35:304:17:1610:4310:20
10:20
-0:55
40K
24.85 mi15:44:544:26:4010:449:24
11:00
+0:40
25.2M
25.20 mi15:49:104:30:5610:454:16
12:22
+1:22
Finish
26.22 mi15:59:474:41:3310:4510:37
10:25
-1:57

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

10:03 /mi

Average Pace

10:45 /mi

Slowest Pace

12:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:35:04

55% of race

Time at Steady Pace

1:14:03

26% of race

Time at Slower Pace

52:26

19% of race

Average Pace: 10:44 /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 mi11:49:5331:3910:1131:39
10:11
#23913
10K
6.21 mi12:21:061:02:5210:0731:13
10:03
#23884
15K
9.32 mi12:52:331:34:1910:0731:27
10:07
#23832
20K
12.43 mi13:25:262:07:1210:1432:53
10:35
#23882
Half
13.11 mi13:32:212:14:0710:146:55
10:08
#23861
25K
15.53 mi13:59:172:41:0310:2226:56
11:07
#23897
30K
18.64 mi14:35:033:16:4910:3335:46
11:31
#23920
20M
20.00 mi14:50:243:32:1010:3615:21
11:18
#23867
21M
21.00 mi15:02:483:44:3410:4212:24
12:24
#23855
35K
21.75 mi15:11:053:52:5110:428:17
11:04
#23838
23M
23.00 mi15:25:104:06:5610:4414:05
11:15
#23795
24M
24.00 mi15:35:304:17:1610:4310:20
10:20
#23718
40K
24.85 mi15:44:544:26:4010:449:24
11:00
#23677
25.2M
25.20 mi15:49:104:30:5610:454:16
12:22
#23670
Finish
26.22 mi15:59:474:41:3310:4510:37
10:25
#23655
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi23913140451404523736(Top 89%)13972(Top 92%)13972(Top 1259%)
10K6.21 mi3.10 mi23884+2914030+1514030+1523789(Top 89%)13993(Top 92%)13993(Top 1261%)
15K9.32 mi3.11 mi23832+5214011+1914011+1923736(Top 89%)13972(Top 92%)13972(Top 1259%)
20K12.43 mi3.11 mi23882-5014038-2714038-2723982(Top 90%)14064(Top 93%)14064(Top 1267%)
Half13.11 mi0.68 mi23861+2114030+814030+823541(Top 88%)13870(Top 91%)13870(Top 1250%)
25K15.53 mi2.42 mi23897-3614028+214028+224137(Top 91%)14089(Top 93%)14089(Top 1269%)
30K18.64 mi3.11 mi23920-2314026+214026+223888(Top 90%)13910(Top 92%)13910(Top 1253%)
20M20.00 mi1.36 mi23867+5313992+3413992+3423170(Top 87%)13541(Top 89%)13541(Top 1220%)
21M21.00 mi1.00 mi23855+1213976+1613976+1623326(Top 88%)13586(Top 90%)13586(Top 1224%)
35K21.75 mi0.75 mi23838+1713962+1413962+1423425(Top 88%)13572(Top 89%)13572(Top 1223%)
23M23.00 mi1.25 mi23795+4313936+2613936+2622809(Top 86%)13298(Top 88%)13298(Top 1198%)
24M24.00 mi1.00 mi23718+7713887+4913887+4921634(Top 81%)12705(Top 84%)12705(Top 1145%)
40K24.85 mi0.85 mi23677+4113866+2113866+2122341(Top 84%)13006(Top 86%)13006(Top 1172%)
25.2M25.20 mi0.35 mi23670+713854+1213854+1223080(Top 87%)13350(Top 88%)13350(Top 1203%)
Finish26.22 mi1.02 mi23655+1513842+1213842+1222837(Top 86%)13251(Top 87%)13251(Top 1194%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

23736

Males

13972

M60-64

13972

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

23789

Males

13993

M60-64

13993

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

23736

Males

13972

M60-64

13972

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

23982

Males

14064

M60-64

14064

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

23541

Males

13870

M60-64

13870

Half→25K

13.1 - 15.5 mi

Top 91%
×4story building
+66ft-88ft

Overall

24137

Males

14089

M60-64

14089

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

23888

Males

13910

M60-64

13910

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

23170

Males

13541

M60-64

13541

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

23326

Males

13586

M60-64

13586

21M→35K

21.0 - 21.8 mi

Top 88%
×7story building
+17ft-86ft

Overall

23425

Males

13572

M60-64

13572

35K→23M

21.8 - 23.0 mi

Top 86%
×5story building
+23ft-63ft

Overall

22809

Males

13298

M60-64

13298

23M→24M

23.0 - 24.0 mi

Top 81%
×6story building
+12ft-82ft

Overall

21634

Males

12705

M60-64

12705

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

22341

Males

13006

M60-64

13006

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

23080

Males

13350

M60-64

13350

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

22837

Males

13251

M60-64

13251

Passing Analysis

Category:
Athletes Passed
1062
Passed By
804
Net Change
+258
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23913
5K → 10K214185+29#23913#23884
10K → 15K14492+52#23884#23832
15K → 20K88138-50#23832#23882
20K → Half287+21#23882#23861
Half → 25K71107-36#23861#23897
25K → 30K106129-23#23897#23920
30K → 20M7724+53#23920#23867
20M → 21M5139+12#23867#23855
21M → 35K3215+17#23855#23838
35K → 23M7027+43#23838#23795
23M → 24M803+77#23795#23718
24M → 40K509+41#23718#23677
40K → 25.2M158+7#23677#23670
25.2M → Finish3621+15#23670#23655
TOTALS1062804+258
📊

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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Questions or issues regarding timing data?

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing