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BOSTON MARATHON 2023

Aaron Burros

Bib: 7544•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
41:42
Rank: #26606
Start → 5K
41:42 | 13:25/mi
10K· 6.21 mi
1:28:59
Rank: #26618 (-12)
5K → 10K
47:17 | 15:13/mi
15K· 9.32 mi
2:16:23
Rank: #26618
10K → 15K
47:24 | 15:15/mi
20K· 12.43 mi
3:07:27
Rank: #26621 (-3)
15K → 20K
51:04 | 16:26/mi
Half· 13.11 mi
3:18:07
Rank: #26621
20K → Half
10:40 | 15:38/mi
25K· 15.53 mi
3:58:06
Rank: #26620 (+1)
Half → 25K
39:59 | 16:29/mi
30K· 18.64 mi
4:52:54
Rank: #26620
25K → 30K
54:48 | 17:38/mi
20M
5:17:32
Rank: #26620
30K → 20M
24:38 | 18:08/mi
21M
5:37:11
Rank: #26620
20M → 21M
19:39 | 19:39/mi
35K· 21.75 mi
5:49:52
Rank: #26620
21M → 35K
12:41 | 16:57/mi
23M
6:11:13
Rank: #26621 (-1)
35K → 23M
21:21 | 17:03/mi
24M
6:29:44
Rank: #26621
23M → 24M
18:31 | 18:31/mi
40K· 24.85 mi
6:47:04
Rank: #26621
24M → 40K
17:20 | 20:16/mi
25.2M
6:54:21
Rank: #26621
40K → 25.2M
7:17 | 21:07/mi
Finish· 26.22 mi
7:13:39
Rank: #26621
25.2M → Finish
19:18 | 18:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time3:18:07
Pace15:07 /mi
2nd Half
Distance13.11 mi
Time3:55:32
Pace17:58 /mi
📊Positive Split: 18.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:0241:4213:2541:42
13:25
-
10K
6.21 mi11:35:191:28:5914:1947:17
15:13
+1:48
15K
9.32 mi12:22:432:16:2314:3847:24
15:15
+0:02
20K
12.43 mi13:13:473:07:2715:0551:04
16:26
+1:11
Half
13.11 mi13:24:273:18:0715:0710:40
15:38
-0:48
25K
15.53 mi14:04:263:58:0615:2039:59
16:29
+0:51
30K
18.64 mi14:59:144:52:5415:4354:48
17:38
+1:09
20M
20.00 mi15:23:525:17:3215:5324:38
18:08
+0:30
21M
21.00 mi15:43:315:37:1116:0319:39
19:39
+1:31
35K
21.75 mi15:56:125:49:5216:0512:41
16:57
-2:42
23M
23.00 mi16:17:336:11:1316:0821:21
17:03
+0:06
24M
24.00 mi16:36:046:29:4416:1418:31
18:31
+1:28
40K
24.85 mi16:53:246:47:0416:2317:20
20:16
+1:45
25.2M
25.20 mi17:00:416:54:2116:277:17
21:07
+0:51
Finish
26.22 mi17:19:597:13:3916:3319:18
18:56
-2:11

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

13:25 /mi

Average Pace

16:33 /mi

Slowest Pace

21:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:27:03

34% of race

Time at Steady Pace

2:59:53

41% of race

Time at Slower Pace

1:46:43

25% of race

Average Pace: 16:32 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:48:0241:4213:2541:42
13:25
#26606
10K
6.21 mi11:35:191:28:5914:1947:17
15:13
#26618
15K
9.32 mi12:22:432:16:2314:3847:24
15:15
#26618
20K
12.43 mi13:13:473:07:2715:0551:04
16:26
#26621
Half
13.11 mi13:24:273:18:0715:0710:40
15:38
#26621
25K
15.53 mi14:04:263:58:0615:2039:59
16:29
#26620
30K
18.64 mi14:59:144:52:5415:4354:48
17:38
#26620
20M
20.00 mi15:23:525:17:3215:5324:38
18:08
#26620
21M
21.00 mi15:43:315:37:1116:0319:39
19:39
#26620
35K
21.75 mi15:56:125:49:5216:0512:41
16:57
#26620
23M
23.00 mi16:17:336:11:1316:0821:21
17:03
#26621
24M
24.00 mi16:36:046:29:4416:1418:31
18:31
#26621
40K
24.85 mi16:53:246:47:0416:2317:20
20:16
#26621
25.2M
25.20 mi17:00:416:54:2116:277:17
21:07
#26621
Finish
26.22 mi17:19:597:13:3916:3319:18
18:56
#26621
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi26606151661516626618(Top 100%)15174(Top 100%)15174(Top 739%)
10K6.21 mi3.10 mi26618-1215172-615172-626620(Top 100%)15174(Top 100%)15174(Top 739%)
15K9.32 mi3.11 mi26618151721517226618(Top 100%)15174(Top 100%)15174(Top 739%)
20K12.43 mi3.11 mi26621-315175-315175-326616(Top 100%)15172(Top 100%)15172(Top 739%)
Half13.11 mi0.68 mi26621151751517526606(Top 100%)15169(Top 100%)15169(Top 739%)
25K15.53 mi2.42 mi26620+1151751517526614(Top 100%)15174(Top 100%)15174(Top 739%)
30K18.64 mi3.11 mi26620151751517526609(Top 100%)15170(Top 100%)15170(Top 739%)
20M20.00 mi1.36 mi26620151751517526587(Top 100%)15158(Top 100%)15158(Top 739%)
21M21.00 mi1.00 mi26620151751517526603(Top 100%)15164(Top 100%)15164(Top 739%)
35K21.75 mi0.75 mi26620151751517526567(Top 100%)15143(Top 100%)15143(Top 738%)
23M23.00 mi1.25 mi26621-115176-115176-126557(Top 100%)15137(Top 100%)15137(Top 738%)
24M24.00 mi1.00 mi26621151761517626603(Top 100%)15164(Top 100%)15164(Top 739%)
40K24.85 mi0.85 mi26621151761517626608(Top 100%)15169(Top 100%)15169(Top 739%)
25.2M25.20 mi0.35 mi26621151761517626605(Top 100%)15166(Top 100%)15166(Top 739%)
Finish26.22 mi1.02 mi26621151761517626607(Top 100%)15164(Top 100%)15164(Top 739%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 100%
×21stories
+97ft-345ft

Overall

26618

Males

15174

M50-54

15174

5K→10K

3.1 - 6.2 mi

Top 100%
×5stories
+79ft-138ft

Overall

26620

Males

15174

M50-54

15174

10K→15K

6.2 - 9.3 mi

Top 100%
×3stories
+67ft-78ft

Overall

26618

Males

15174

M50-54

15174

15K→20K

9.3 - 12.4 mi

Top 100%
×5stories
+106ft-86ft

Overall

26616

Males

15172

M50-54

15172

20K→Half

12.4 - 13.1 mi

Top 100%
×2stories
+19ft-37ft

Overall

26606

Males

15169

M50-54

15169

Half→25K

13.1 - 15.5 mi

Top 100%
×4stories
+66ft-88ft

Overall

26614

Males

15174

M50-54

15174

25K→30K

15.5 - 18.6 mi

Top 100%
×9stories
+181ft-148ft

Overall

26609

Males

15170

M50-54

15170

30K→20M

18.6 - 20.0 mi

Top 100%
×5stories
+64ft-50ft

Overall

26587

Males

15158

M50-54

15158

20M→21M

20.0 - 21.0 mi

Top 100%
×8stories
+106ft-24ft

Overall

26603

Males

15164

M50-54

15164

21M→35K

21.0 - 21.8 mi

Top 100%
×7stories
+17ft-86ft

Overall

26567

Males

15143

M50-54

15143

35K→23M

21.8 - 23.0 mi

Top 100%
×5stories
+23ft-63ft

Overall

26557

Males

15137

M50-54

15137

23M→24M

23.0 - 24.0 mi

Top 100%
×6stories
+12ft-82ft

Overall

26603

Males

15164

M50-54

15164

24M→40K

24.0 - 24.9 mi

Top 100%
×1story
+6ft-20ft

Overall

26608

Males

15169

M50-54

15169

40K→25.2M

24.9 - 25.2 mi

Top 100%
×1story
+13ft-16ft

Overall

26605

Males

15166

M50-54

15166

25.2M→Finish

25.2 - 26.2 mi

Top 100%
×2stories
+22ft-21ft

Overall

26607

Males

15164

M50-54

15164

Passing Analysis

Category:
Athletes Passed
1
Passed By
16
Net Change
-15
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26606
5K → 10K012-12#26606#26618
10K → 15K000#26618#26618
15K → 20K03-3#26618#26621
20K → Half000#26621#26621
Half → 25K10+1#26621#26620
25K → 30K000#26620#26620
30K → 20M000#26620#26620
20M → 21M000#26620#26620
21M → 35K000#26620#26620
35K → 23M01-1#26620#26621
23M → 24M000#26621#26621
24M → 40K000#26621#26621
40K → 25.2M000#26621#26621
25.2M → Finish000#26621#26621
TOTALS116-15
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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