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BOSTON MARATHON 2023

Ryan Heath

Bib: 11443•M

UT

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
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
7:16/mi
22:34
↑ 97↓ 3451.5%
10K· 6.21 mi
7:35/mi
46:09
↑ 79↓ 1380.4%
15K· 9.32 mi
7:59/mi
1:10:57
↑ 67↓ 78
20K· 12.43 mi
8:11/mi
1:36:22
↑ 106↓ 860.1%
Half· 13.11 mi
8:11/mi
1:41:57
↑ 19↓ 370.5%
25K· 15.53 mi
8:28/mi
2:02:28
↑ 66↓ 880.2%
30K· 18.64 mi
8:40/mi
2:29:25
↑ 181↓ 1480.2%
20M
8:38/mi
2:41:09
↑ 64↓ 500.2%
21M
9:11/mi
2:50:20
↑ 106↓ 241.6%
35K· 21.75 mi
8:32/mi
2:56:43
↑ 17↓ 861.7%
23M
9:33/mi
3:08:41
↑ 23↓ 630.6%
24M
9:26/mi
3:18:07
↓ 821.3%
40K· 24.85 mi
9:27/mi
3:26:12
↓ 200.3%
25.2M
10:50/mi
3:29:56
↑ 13↓ 160.2%
Finish· 26.22 mi
8:53/mi
3:38:59
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:57
Pace7:47 /mi
2nd Half
Distance13.11 mi
Time1:57:02
Pace8:56 /mi
📊Positive Split: 14.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5322:347:1622:34
7:16
-
10K
6.21 mi11:13:2846:097:2623:35
7:35
+0:19
15K
9.32 mi11:38:161:10:577:3724:48
7:59
+0:24
20K
12.43 mi12:03:411:36:227:4525:25
8:11
+0:12
Half
13.11 mi12:09:161:41:577:475:35
8:11
0:00
25K
15.53 mi12:29:472:02:287:5320:31
8:28
+0:17
30K
18.64 mi12:56:442:29:258:0126:57
8:40
+0:12
20M
20.00 mi13:08:282:41:098:0311:44
8:38
-0:02
21M
21.00 mi13:17:392:50:208:079:11
9:11
+0:33
35K
21.75 mi13:24:022:56:438:086:23
8:32
-0:39
23M
23.00 mi13:36:003:08:418:1211:58
9:33
+1:01
24M
24.00 mi13:45:263:18:078:159:26
9:26
-0:07
40K
24.85 mi13:53:313:26:128:188:05
9:27
+0:01
25.2M
25.20 mi13:57:153:29:568:203:44
10:50
+1:23
Finish
26.22 mi14:06:183:38:598:219:03
8:53
-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

7:16 /mi

Average Pace

8:21 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:41:57

47% of race

Time at Steady Pace

1:14:38

34% of race

Time at Slower Pace

42:24

19% of race

Average Pace: 8:21 /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 mi10:49:5322:347:1622:34
7:16
#7893
10K
6.21 mi11:13:2846:097:2623:35
7:35
#9391
15K
9.32 mi11:38:161:10:577:3724:48
7:59
#11031
20K
12.43 mi12:03:411:36:227:4525:25
8:11
#12000
Half
13.11 mi12:09:161:41:577:475:35
8:11
#12207
25K
15.53 mi12:29:472:02:287:5320:31
8:28
#12909
30K
18.64 mi12:56:442:29:258:0126:57
8:40
#13405
20M
20.00 mi13:08:282:41:098:0311:44
8:38
#13483
21M
21.00 mi13:17:392:50:208:079:11
9:11
#13536
35K
21.75 mi13:24:022:56:438:086:23
8:32
#13616
23M
23.00 mi13:36:003:08:418:1211:58
9:33
#13992
24M
24.00 mi13:45:263:18:078:159:26
9:26
#14290
40K
24.85 mi13:53:313:26:128:188:05
9:27
#14450
25.2M
25.20 mi13:57:153:29:568:203:44
10:50
#14564
Finish
26.22 mi14:06:183:38:598:219:03
8:53
#14683
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi78936909690914224(Top 53%)9996(Top 66%)9996(Top 444%)
10K6.21 mi3.10 mi9391-14987815-9067815-90611233(Top 42%)8771(Top 58%)8771(Top 389%)
15K9.32 mi3.11 mi11031-16408671-8568671-85614224(Top 53%)9996(Top 66%)9996(Top 444%)
20K12.43 mi3.11 mi12000-9699073-4029073-40214825(Top 56%)10206(Top 67%)10206(Top 453%)
Half13.11 mi0.68 mi12207-2079149-769149-7615614(Top 59%)10522(Top 69%)10522(Top 467%)
25K15.53 mi2.42 mi12909-7029437-2889437-28815961(Top 60%)10517(Top 69%)10517(Top 467%)
30K18.64 mi3.11 mi13405-4969607-1709607-17015345(Top 58%)10186(Top 67%)10186(Top 452%)
20M20.00 mi1.36 mi13483-789619-129619-1214468(Top 54%)9763(Top 64%)9763(Top 434%)
21M21.00 mi1.00 mi13536-539619961914379(Top 54%)9661(Top 64%)9661(Top 429%)
35K21.75 mi0.75 mi13616-809647-289647-2815454(Top 58%)10050(Top 66%)10050(Top 446%)
23M23.00 mi1.25 mi13992-3769748-1019748-10118522(Top 70%)11357(Top 75%)11357(Top 504%)
24M24.00 mi1.00 mi14290-2989848-1009848-10018953(Top 71%)11508(Top 76%)11508(Top 511%)
40K24.85 mi0.85 mi14450-1609887-399887-3918156(Top 68%)11102(Top 73%)11102(Top 493%)
25.2M25.20 mi0.35 mi14564-1149918-319918-3119996(Top 75%)11904(Top 78%)11904(Top 529%)
Finish26.22 mi1.02 mi14683-1199955-379955-3717391(Top 65%)10783(Top 71%)10783(Top 479%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21story building
+97ft-345ft

Overall

14224

Males

9996

M45-49

9996

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

11233

Males

8771

M45-49

8771

10K→15K

6.2 - 9.3 mi

Top 53%
×3story building
+67ft-78ft

Overall

14224

Males

9996

M45-49

9996

15K→20K

9.3 - 12.4 mi

Top 56%
×5story building
+106ft-86ft

Overall

14825

Males

10206

M45-49

10206

20K→Half

12.4 - 13.1 mi

Top 59%
×2story building
+19ft-37ft

Overall

15614

Males

10522

M45-49

10522

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

15961

Males

10517

M45-49

10517

25K→30K

15.5 - 18.6 mi

Top 58%
×9story building
+181ft-148ft

Overall

15345

Males

10186

M45-49

10186

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

14468

Males

9763

M45-49

9763

20M→21M

20.0 - 21.0 mi

Top 54%
×8story building
+106ft-24ft

Overall

14379

Males

9661

M45-49

9661

21M→35K

21.0 - 21.8 mi

Top 58%
×7story building
+17ft-86ft

Overall

15454

Males

10050

M45-49

10050

35K→23M

21.8 - 23.0 mi

Top 70%
×5story building
+23ft-63ft

Overall

18522

Males

11357

M45-49

11357

23M→24M

23.0 - 24.0 mi

Top 71%
×6story building
+12ft-82ft

Overall

18953

Males

11508

M45-49

11508

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

18156

Males

11102

M45-49

11102

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

19996

Males

11904

M45-49

11904

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2story building
+22ft-21ft

Overall

17391

Males

10783

M45-49

10783

Passing Analysis

Category:
Athletes Passed
414
Passed By
7202
Net Change
-6790
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7893
5K → 10K101508-1498#7893#9391
10K → 15K61644-1640#9391#11031
15K → 20K23992-969#11031#12000
20K → Half1208-207#12000#12207
Half → 25K27729-702#12207#12909
25K → 30K80576-496#12909#13405
30K → 20M59137-78#13405#13483
20M → 21M74127-53#13483#13536
21M → 35K40120-80#13536#13616
35K → 23M21397-376#13616#13992
23M → 24M20318-298#13992#14290
24M → 40K23183-160#14290#14450
40K → 25.2M5119-114#14450#14564
25.2M → Finish25144-119#14564#14683
TOTALS4147202-6790
📊

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