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BOSTON MARATHON 2023

Lynn Burnett

Bib: 23789•M

TN

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M65-69)
#0 / 549
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
8:52/mi
27:32
↑ 97↓ 3451.5%
10K· 6.21 mi
8:53/mi
55:08
↑ 79↓ 1380.4%
15K· 9.32 mi
8:51/mi
1:22:39
↑ 67↓ 78
20K· 12.43 mi
8:58/mi
1:50:29
↑ 106↓ 860.1%
Half· 13.11 mi
9:01/mi
1:56:38
↑ 19↓ 370.5%
25K· 15.53 mi
9:07/mi
2:18:45
↑ 66↓ 880.2%
30K· 18.64 mi
9:51/mi
2:49:22
↑ 181↓ 1480.2%
20M
10:48/mi
3:04:03
↑ 64↓ 500.2%
21M
12:54/mi
3:16:57
↑ 106↓ 241.6%
35K· 21.75 mi
11:10/mi
3:25:18
↑ 17↓ 861.7%
23M
11:56/mi
3:40:15
↑ 23↓ 630.6%
24M
11:38/mi
3:51:53
↓ 821.3%
40K· 24.85 mi
12:39/mi
4:02:42
↓ 200.3%
25.2M
13:38/mi
4:07:24
↑ 13↓ 160.2%
Finish· 26.22 mi
10:20/mi
4:17:56
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:38
Pace8:54 /mi
2nd Half
Distance13.11 mi
Time2:21:18
Pace10:47 /mi
📊Positive Split: 21.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:1327:328:5227:32
8:52
-
10K
6.21 mi11:50:4955:088:5227:36
8:53
+0:01
15K
9.32 mi12:18:201:22:398:5227:31
8:51
-0:02
20K
12.43 mi12:46:101:50:298:5327:50
8:58
+0:07
Half
13.11 mi12:52:191:56:388:546:09
9:01
+0:03
25K
15.53 mi13:14:262:18:458:5622:07
9:07
+0:06
30K
18.64 mi13:45:032:49:229:0530:37
9:51
+0:44
20M
20.00 mi13:59:443:04:039:1214:41
10:48
+0:57
21M
21.00 mi14:12:383:16:579:2312:54
12:54
+2:06
35K
21.75 mi14:20:593:25:189:268:21
11:10
-1:44
23M
23.00 mi14:35:563:40:159:3514:57
11:56
+0:46
24M
24.00 mi14:47:343:51:539:4011:38
11:38
-0:18
40K
24.85 mi14:58:234:02:429:4610:49
12:39
+1:01
25.2M
25.20 mi15:03:054:07:249:494:42
13:38
+0:59
Finish
26.22 mi15:13:374:17:569:5110:32
10:20
-3:18

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

8:51 /mi

Average Pace

9:51 /mi

Slowest Pace

13:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:45

54% of race

Time at Steady Pace

55:50

22% of race

Time at Slower Pace

1:03:21

25% of race

Average Pace: 9:50 /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 mi11:23:1327:328:5227:32
8:52
#19808
10K
6.21 mi11:50:4955:088:5227:36
8:53
#20048
15K
9.32 mi12:18:201:22:398:5227:31
8:51
#19960
20K
12.43 mi12:46:101:50:298:5327:50
8:58
#19816
Half
13.11 mi12:52:191:56:388:546:09
9:01
#19834
25K
15.53 mi13:14:262:18:458:5622:07
9:07
#19791
30K
18.64 mi13:45:032:49:229:0530:37
9:51
#19988
20M
20.00 mi13:59:443:04:039:1214:41
10:48
#20257
21M
21.00 mi14:12:383:16:579:2312:54
12:54
#20608
35K
21.75 mi14:20:593:25:189:268:21
11:10
#20767
23M
23.00 mi14:35:563:40:159:3514:57
11:56
#21046
24M
24.00 mi14:47:343:51:539:4011:38
11:38
#21250
40K
24.85 mi14:58:234:02:429:4610:49
12:39
#21491
25.2M
25.20 mi15:03:054:07:249:494:42
13:38
#21581
Finish
26.22 mi15:13:374:17:569:5110:32
10:20
#21630
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi19808120971209719824(Top 74%)12225(Top 81%)12225(Top 2227%)
10K6.21 mi3.10 mi20048-24012236-13912236-13920352(Top 76%)12434(Top 82%)12434(Top 2265%)
15K9.32 mi3.11 mi19960+8812229+712229+719824(Top 74%)12225(Top 81%)12225(Top 2227%)
20K12.43 mi3.11 mi19816+14412185+4412185+4419509(Top 73%)12103(Top 80%)12103(Top 2205%)
Half13.11 mi0.68 mi19834-1812193-812193-820491(Top 77%)12516(Top 82%)12516(Top 2280%)
25K15.53 mi2.42 mi19791+4312169+2412169+2419516(Top 73%)12064(Top 79%)12064(Top 2197%)
30K18.64 mi3.11 mi19988-19712244-7512244-7520619(Top 77%)12482(Top 82%)12482(Top 2274%)
20M20.00 mi1.36 mi20257-26912347-10312347-10322351(Top 84%)13162(Top 87%)13162(Top 2397%)
21M21.00 mi1.00 mi20608-35112500-15312500-15323967(Top 90%)13877(Top 91%)13877(Top 2528%)
35K21.75 mi0.75 mi20767-15912559-5912559-5923576(Top 89%)13632(Top 90%)13632(Top 2483%)
23M23.00 mi1.25 mi21046-27912667-10812667-10823910(Top 90%)13814(Top 91%)13814(Top 2516%)
24M24.00 mi1.00 mi21250-20412749-8212749-8224042(Top 90%)13836(Top 91%)13836(Top 2520%)
40K24.85 mi0.85 mi21491-24112850-10112850-10124597(Top 92%)14094(Top 93%)14094(Top 2567%)
25.2M25.20 mi0.35 mi21581-9012886-3612886-3624637(Top 93%)14104(Top 93%)14104(Top 2569%)
Finish26.22 mi1.02 mi21630-4912899-1312899-1322637(Top 85%)13149(Top 87%)13149(Top 2395%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

19824

Males

12225

M65-69

12225

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

20352

Males

12434

M65-69

12434

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

19824

Males

12225

M65-69

12225

15K→20K

9.3 - 12.4 mi

Top 73%
×5story building
+106ft-86ft

Overall

19509

Males

12103

M65-69

12103

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

20491

Males

12516

M65-69

12516

Half→25K

13.1 - 15.5 mi

Top 73%
×4story building
+66ft-88ft

Overall

19516

Males

12064

M65-69

12064

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

20619

Males

12482

M65-69

12482

30K→20M

18.6 - 20.0 mi

Top 84%
×5story building
+64ft-50ft

Overall

22351

Males

13162

M65-69

13162

20M→21M

20.0 - 21.0 mi

Top 90%
×8story building
+106ft-24ft

Overall

23967

Males

13877

M65-69

13877

21M→35K

21.0 - 21.8 mi

Top 89%
×7story building
+17ft-86ft

Overall

23576

Males

13632

M65-69

13632

35K→23M

21.8 - 23.0 mi

Top 90%
×5story building
+23ft-63ft

Overall

23910

Males

13814

M65-69

13814

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

24042

Males

13836

M65-69

13836

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

24597

Males

14094

M65-69

14094

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

24637

Males

14104

M65-69

14104

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2story building
+22ft-21ft

Overall

22637

Males

13149

M65-69

13149

Passing Analysis

Category:
Athletes Passed
1067
Passed By
2889
Net Change
-1822
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19808
5K → 10K206446-240#19808#20048
10K → 15K232144+88#20048#19960
15K → 20K245101+144#19960#19816
20K → Half2139-18#19816#19834
Half → 25K13491+43#19834#19791
25K → 30K102299-197#19791#19988
30K → 20M32301-269#19988#20257
20M → 21M9360-351#20257#20608
21M → 35K16175-159#20608#20767
35K → 23M20299-279#20767#21046
23M → 24M15219-204#21046#21250
24M → 40K6247-241#21250#21491
40K → 25.2M494-90#21491#21581
25.2M → Finish2574-49#21581#21630
TOTALS10672889-1822
📊

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