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BOSTON MARATHON 2023

Tracy Beck

Bib: 25739•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M40-44)
#0 / 2241
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
10:20/mi
32:07
↑ 97↓ 3451.5%
10K· 6.21 mi
9:58/mi
1:03:05
↑ 79↓ 1380.4%
15K· 9.32 mi
10:07/mi
1:34:31
↑ 67↓ 78
20K· 12.43 mi
10:29/mi
2:07:05
↑ 106↓ 860.1%
Half· 13.11 mi
10:23/mi
2:14:10
↑ 19↓ 370.5%
25K· 15.53 mi
11:09/mi
2:41:11
↑ 66↓ 880.2%
30K· 18.64 mi
11:18/mi
3:16:17
↑ 181↓ 1480.2%
20M
11:23/mi
3:31:45
↑ 64↓ 500.2%
21M
12:16/mi
3:44:01
↑ 106↓ 241.6%
35K· 21.75 mi
11:22/mi
3:52:31
↑ 17↓ 861.7%
23M
11:28/mi
4:06:53
↑ 23↓ 630.6%
24M
11:08/mi
4:18:01
↓ 821.3%
40K· 24.85 mi
11:11/mi
4:27:35
↓ 200.3%
25.2M
11:07/mi
4:31:25
↑ 13↓ 160.2%
Finish· 26.22 mi
9:28/mi
4:41:04
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:14:10
Pace10:14 /mi
2nd Half
Distance13.11 mi
Time2:26:54
Pace11:12 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:4932:0710:2032:07
10:20
-
10K
6.21 mi12:22:471:03:0510:0930:58
9:58
-0:22
15K
9.32 mi12:54:131:34:3110:0831:26
10:07
+0:09
20K
12.43 mi13:26:472:07:0510:1432:34
10:29
+0:22
Half
13.11 mi13:33:522:14:1010:147:05
10:23
-0:06
25K
15.53 mi14:00:532:41:1110:2327:01
11:09
+0:46
30K
18.64 mi14:35:593:16:1710:3235:06
11:18
+0:09
20M
20.00 mi14:51:273:31:4510:3515:28
11:23
+0:05
21M
21.00 mi15:03:433:44:0110:4012:16
12:16
+0:53
35K
21.75 mi15:12:133:52:3110:418:30
11:22
-0:54
23M
23.00 mi15:26:354:06:5310:4414:22
11:28
+0:06
24M
24.00 mi15:37:434:18:0110:4511:08
11:08
-0:20
40K
24.85 mi15:47:174:27:3510:469:34
11:11
+0:03
25.2M
25.20 mi15:51:074:31:2510:463:50
11:07
-0:04
Finish
26.22 mi16:00:464:41:0410:449:39
9:28
-1:39

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

9:28 /mi

Average Pace

10:44 /mi

Slowest Pace

12:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23:49

51% of race

Time at Steady Pace

2:04:59

44% of race

Time at Slower Pace

12:16

4% of race

Average Pace: 10:43 /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 mi11:51:4932:0710:2032:07
10:20
#24310
10K
6.21 mi12:22:471:03:0510:0930:58
9:58
#23968
15K
9.32 mi12:54:131:34:3110:0831:26
10:07
#23879
20K
12.43 mi13:26:472:07:0510:1432:34
10:29
#23860
Half
13.11 mi13:33:522:14:1010:147:05
10:23
#23868
25K
15.53 mi14:00:532:41:1110:2327:01
11:09
#23911
30K
18.64 mi14:35:593:16:1710:3235:06
11:18
#23866
20M
20.00 mi14:51:273:31:4510:3515:28
11:23
#23837
21M
21.00 mi15:03:433:44:0110:4012:16
12:16
#23799
35K
21.75 mi15:12:133:52:3110:418:30
11:22
#23808
23M
23.00 mi15:26:354:06:5310:4414:22
11:28
#23792
24M
24.00 mi15:37:434:18:0110:4511:08
11:08
#23777
40K
24.85 mi15:47:174:27:3510:469:34
11:11
#23741
25.2M
25.20 mi15:51:074:31:2510:463:50
11:07
#23706
Finish
26.22 mi16:00:464:41:0410:449:39
9:28
#23625
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi24310142421424223729(Top 89%)13967(Top 92%)13967(Top 623%)
10K6.21 mi3.10 mi23968+34214072+17014072+17023630(Top 89%)13914(Top 92%)13914(Top 621%)
15K9.32 mi3.11 mi23879+8914034+3814034+3823729(Top 89%)13967(Top 92%)13967(Top 623%)
20K12.43 mi3.11 mi23860+1914026+814026+823800(Top 89%)13979(Top 92%)13979(Top 624%)
Half13.11 mi0.68 mi23868-814033-714033-723980(Top 90%)14052(Top 93%)14052(Top 627%)
25K15.53 mi2.42 mi23911-4314036-314036-324188(Top 91%)14113(Top 93%)14113(Top 630%)
30K18.64 mi3.11 mi23866+4514000+3614000+3623578(Top 89%)13784(Top 91%)13784(Top 615%)
20M20.00 mi1.36 mi23837+2913980+2013980+2023325(Top 88%)13609(Top 90%)13609(Top 607%)
21M21.00 mi1.00 mi23799+3813950+3013950+3023147(Top 87%)13507(Top 89%)13507(Top 603%)
35K21.75 mi0.75 mi23808-913951-113951-123891(Top 90%)13795(Top 91%)13795(Top 616%)
23M23.00 mi1.25 mi23792+1613933+1813933+1823204(Top 87%)13486(Top 89%)13486(Top 602%)
24M24.00 mi1.00 mi23777+1513919+1413919+1423289(Top 87%)13475(Top 89%)13475(Top 601%)
40K24.85 mi0.85 mi23741+3613895+2413895+2422720(Top 85%)13189(Top 87%)13189(Top 589%)
25.2M25.20 mi0.35 mi23706+3513875+2013875+2020717(Top 78%)12268(Top 81%)12268(Top 547%)
Finish26.22 mi1.02 mi23625+8113829+4613829+4620015(Top 75%)11993(Top 79%)11993(Top 535%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

23729

Males

13967

M40-44

13967

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

23630

Males

13914

M40-44

13914

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

23729

Males

13967

M40-44

13967

15K→20K

9.3 - 12.4 mi

Top 89%
×5story building
+106ft-86ft

Overall

23800

Males

13979

M40-44

13979

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

23980

Males

14052

M40-44

14052

Half→25K

13.1 - 15.5 mi

Top 91%
×4story building
+66ft-88ft

Overall

24188

Males

14113

M40-44

14113

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

23578

Males

13784

M40-44

13784

30K→20M

18.6 - 20.0 mi

Top 88%
×5story building
+64ft-50ft

Overall

23325

Males

13609

M40-44

13609

20M→21M

20.0 - 21.0 mi

Top 87%
×8story building
+106ft-24ft

Overall

23147

Males

13507

M40-44

13507

21M→35K

21.0 - 21.8 mi

Top 90%
×7story building
+17ft-86ft

Overall

23891

Males

13795

M40-44

13795

35K→23M

21.8 - 23.0 mi

Top 87%
×5story building
+23ft-63ft

Overall

23204

Males

13486

M40-44

13486

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

23289

Males

13475

M40-44

13475

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

22720

Males

13189

M40-44

13189

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20717

Males

12268

M40-44

12268

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2story building
+22ft-21ft

Overall

20015

Males

11993

M40-44

11993

Passing Analysis

Category:
Athletes Passed
1334
Passed By
649
Net Change
+685
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24310
5K → 10K42078+342#24310#23968
10K → 15K16879+89#23968#23879
15K → 20K11899+19#23879#23860
20K → Half1725-8#23860#23868
Half → 25K67110-43#23868#23911
25K → 30K13691+45#23911#23866
30K → 20M6334+29#23866#23837
20M → 21M7133+38#23837#23799
21M → 35K2130-9#23799#23808
35K → 23M5438+16#23808#23792
23M → 24M3318+15#23792#23777
24M → 40K448+36#23777#23741
40K → 25.2M394+35#23741#23706
25.2M → Finish832+81#23706#23625
TOTALS1334649+685
📊

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