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BOSTON MARATHON 2023

David Kinnair

Bib: 11662•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 38%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 42%
Division (M45-49)
#0 / 2252
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
7:27/mi
23:08
↑ 97↓ 3451.5%
10K· 6.21 mi
7:31/mi
46:29
↑ 79↓ 1380.4%
15K· 9.32 mi
7:41/mi
1:10:20
↑ 67↓ 78
20K· 12.43 mi
7:55/mi
1:34:57
↑ 106↓ 860.1%
Half· 13.11 mi
7:39/mi
1:40:10
↑ 19↓ 370.5%
25K· 15.53 mi
7:46/mi
1:58:59
↑ 66↓ 880.2%
30K· 18.64 mi
7:59/mi
2:23:48
↑ 181↓ 1480.2%
20M
7:59/mi
2:34:39
↑ 64↓ 500.2%
21M
8:26/mi
2:43:05
↑ 106↓ 241.6%
35K· 21.75 mi
7:38/mi
2:48:48
↑ 17↓ 861.7%
23M
7:54/mi
2:58:41
↑ 23↓ 630.6%
24M
7:31/mi
3:06:12
↓ 821.3%
40K· 24.85 mi
7:40/mi
3:12:45
↓ 200.3%
25.2M
8:07/mi
3:15:33
↑ 13↓ 160.2%
Finish· 26.22 mi
7:31/mi
3:23:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:10
Pace7:38 /mi
2nd Half
Distance13.11 mi
Time1:43:03
Pace7:52 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2023:087:2723:08
7:27
-
10K
6.21 mi11:13:4146:297:2923:21
7:31
+0:04
15K
9.32 mi11:37:321:10:207:3323:51
7:41
+0:10
20K
12.43 mi12:02:091:34:577:3824:37
7:55
+0:14
Half
13.11 mi12:07:221:40:107:385:13
7:39
-0:16
25K
15.53 mi12:26:111:58:597:4018:49
7:46
+0:07
30K
18.64 mi12:51:002:23:487:4324:49
7:59
+0:13
20M
20.00 mi13:01:512:34:397:4410:51
7:59
0:00
21M
21.00 mi13:10:172:43:057:468:26
8:26
+0:27
35K
21.75 mi13:16:002:48:487:465:43
7:38
-0:48
23M
23.00 mi13:25:532:58:417:469:53
7:54
+0:16
24M
24.00 mi13:33:243:06:127:467:31
7:31
-0:23
40K
24.85 mi13:39:573:12:457:456:33
7:40
+0:09
25.2M
25.20 mi13:42:453:15:337:462:48
8:07
+0:27
Finish
26.22 mi13:50:253:23:137:457:40
7:31
-0:36

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

7:27 /mi

Average Pace

7:45 /mi

Slowest Pace

8:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:14:47

96% of race

Time at Steady Pace

8:26

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:45 /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 mi10:50:2023:087:2723:08
7:27
#9182
10K
6.21 mi11:13:4146:297:2923:21
7:31
#9834
15K
9.32 mi11:37:321:10:207:3323:51
7:41
#10460
20K
12.43 mi12:02:091:34:577:3824:37
7:55
#11028
Half
13.11 mi12:07:221:40:107:385:13
7:39
#11043
25K
15.53 mi12:26:111:58:597:4018:49
7:46
#10973
30K
18.64 mi12:51:002:23:487:4324:49
7:59
#10878
20M
20.00 mi13:01:512:34:397:4410:51
7:59
#10776
21M
21.00 mi13:10:172:43:057:468:26
8:26
#10739
35K
21.75 mi13:16:002:48:487:465:43
7:38
#10664
23M
23.00 mi13:25:532:58:417:469:53
7:54
#10554
24M
24.00 mi13:33:243:06:127:467:31
7:31
#10408
40K
24.85 mi13:39:573:12:457:456:33
7:40
#10274
25.2M
25.20 mi13:42:453:15:337:462:48
8:07
#10194
Finish
26.22 mi13:50:253:23:137:457:40
7:31
#10113
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi91827707770711622(Top 44%)8912(Top 59%)8912(Top 396%)
10K6.21 mi3.10 mi9834-6528065-3588065-35810560(Top 40%)8459(Top 56%)8459(Top 376%)
15K9.32 mi3.11 mi10460-6268402-3378402-33711622(Top 44%)8912(Top 59%)8912(Top 396%)
20K12.43 mi3.11 mi11028-5688669-2678669-26712790(Top 48%)9335(Top 62%)9335(Top 415%)
Half13.11 mi0.68 mi11043-158676-78676-711334(Top 43%)8767(Top 58%)8767(Top 389%)
25K15.53 mi2.42 mi10973+708622+548622+5410775(Top 40%)8382(Top 55%)8382(Top 372%)
30K18.64 mi3.11 mi10878+958524+988524+9810785(Top 41%)8232(Top 54%)8232(Top 366%)
20M20.00 mi1.36 mi10776+1028439+858439+8510135(Top 38%)7823(Top 52%)7823(Top 347%)
21M21.00 mi1.00 mi10739+378402+378402+3710051(Top 38%)7630(Top 50%)7630(Top 339%)
35K21.75 mi0.75 mi10664+758340+628340+629539(Top 36%)7376(Top 49%)7376(Top 328%)
23M23.00 mi1.25 mi10554+1108258+828258+829023(Top 34%)6977(Top 46%)6977(Top 310%)
24M24.00 mi1.00 mi10408+1468162+968162+967816(Top 29%)6211(Top 41%)6211(Top 276%)
40K24.85 mi0.85 mi10274+1348073+898073+897712(Top 29%)6076(Top 40%)6076(Top 270%)
25.2M25.20 mi0.35 mi10194+808024+498024+497215(Top 27%)5729(Top 38%)5729(Top 254%)
Finish26.22 mi1.02 mi10113+817948+767948+768715(Top 33%)6593(Top 43%)6593(Top 293%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

11622

Males

8912

M45-49

8912

5K→10K

3.1 - 6.2 mi

Top 40%
×5story building
+79ft-138ft

Overall

10560

Males

8459

M45-49

8459

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

11622

Males

8912

M45-49

8912

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

12790

Males

9335

M45-49

9335

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

11334

Males

8767

M45-49

8767

Half→25K

13.1 - 15.5 mi

Top 40%
×4story building
+66ft-88ft

Overall

10775

Males

8382

M45-49

8382

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

10785

Males

8232

M45-49

8232

30K→20M

18.6 - 20.0 mi

Top 38%
×5story building
+64ft-50ft

Overall

10135

Males

7823

M45-49

7823

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

10051

Males

7630

M45-49

7630

21M→35K

21.0 - 21.8 mi

Top 36%
×7story building
+17ft-86ft

Overall

9539

Males

7376

M45-49

7376

35K→23M

21.8 - 23.0 mi

Top 34%
×5story building
+23ft-63ft

Overall

9023

Males

6977

M45-49

6977

23M→24M

23.0 - 24.0 mi

Top 29%
×6story building
+12ft-82ft

Overall

7816

Males

6211

M45-49

6211

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

7712

Males

6076

M45-49

6076

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7215

Males

5729

M45-49

5729

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

8715

Males

6593

M45-49

6593

Passing Analysis

Category:
Athletes Passed
1535*
Passed By
2464
Net Change
-931
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9182
5K → 10K98750-652#9182#9834
10K → 15K42666-626#9834#10460
15K → 20K37605-568#10460#11028
20K → Half2237-15#11028#11043
Half → 25K14979+70#11043#10973
25K → 30K231136+95#10973#10878
30K → 20M129*27+102#10878#10776
20M → 21M8548+37#10776#10739
21M → 35K9621+75#10739#10664
35K → 23M14030+110#10664#10554
23M → 24M15913+146#10554#10408
24M → 40K14814+134#10408#10274
40K → 25.2M83*3+80#10274#10194
25.2M → Finish11635+81#10194#10113
TOTALS1535*2464-931

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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