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BOSTON MARATHON 2023

Alan Barker

Bib: 8816•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 19%
Gender (Male)
#0 / 15176
Top 30%
Masters (Masters Men)
#0 / 9891
Top 16%
Division (M40-44)
#0 / 2241
Top 38%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:36
Rank: #7941
Start → 5K
22:36 | 7:16/mi
10K· 6.21 mi
44:08
Rank: #7117 (+824)
5K → 10K
21:32 | 6:56/mi
15K· 9.32 mi
1:05:30
Rank: #6666 (+451)
10K → 15K
21:22 | 6:53/mi
20K· 12.43 mi
1:27:15
Rank: #6468 (+198)
15K → 20K
21:45 | 7:00/mi
Half· 13.11 mi
1:32:02
Rank: #6460 (+8)
20K → Half
4:47 | 7:01/mi
25K· 15.53 mi
1:48:38
Rank: #6176 (+284)
Half → 25K
16:36 | 6:51/mi
30K· 18.64 mi
2:09:52
Rank: #5619 (+557)
25K → 30K
21:14 | 6:50/mi
20M
2:19:19
Rank: #5453 (+166)
30K → 20M
9:27 | 6:57/mi
21M
2:26:34
Rank: #5275 (+178)
20M → 21M
7:15 | 7:15/mi
35K· 21.75 mi
2:31:42
Rank: #5222 (+53)
21M → 35K
5:08 | 6:52/mi
23M
2:40:39
Rank: #5136 (+86)
35K → 23M
8:57 | 7:09/mi
24M
2:47:42
Rank: #5074 (+62)
23M → 24M
7:03 | 7:03/mi
40K· 24.85 mi
2:53:54
Rank: #5043 (+31)
24M → 40K
6:12 | 7:15/mi
25.2M
2:56:33
Rank: #5011 (+32)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
3:03:43
Rank: #4998 (+13)
25.2M → Finish
7:10 | 7:02/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:32:02
Pace7:01 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:31:41
Pace7:00 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2422:367:1622:36
7:16
-
10K
6.21 mi11:11:5644:087:0621:32
6:56
-0:20
15K
9.32 mi11:33:181:05:307:0221:22
6:53
-0:03
20K
12.43 mi11:55:031:27:157:0121:45
7:00
+0:07
Half
13.11 mi11:59:501:32:027:014:47
7:01
+0:01
25K
15.53 mi12:16:261:48:387:0016:36
6:51
-0:10
30K
18.64 mi12:37:402:09:526:5821:14
6:50
-0:01
20M
20.00 mi12:47:072:19:196:589:27
6:57
+0:07
21M
21.00 mi12:54:222:26:346:597:15
7:15
+0:18
35K
21.75 mi12:59:302:31:426:595:08
6:52
-0:23
23M
23.00 mi13:08:272:40:396:598:57
7:09
+0:17
24M
24.00 mi13:15:302:47:426:597:03
7:03
-0:06
40K
24.85 mi13:21:422:53:547:006:12
7:15
+0:12
25.2M
25.20 mi13:24:212:56:337:002:39
7:41
+0:26
Finish
26.22 mi13:31:313:03:437:017:10
7:02
-0:39

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

6:50 /mi

Average Pace

7:01 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:01:04

99% of race

Time at Steady Pace

2:39

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:00 /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 mi10:50:2422:367:1622:36
7:16
#7941
10K
6.21 mi11:11:5644:087:0621:32
6:56
#7117
15K
9.32 mi11:33:181:05:307:0221:22
6:53
#6666
20K
12.43 mi11:55:031:27:157:0121:45
7:00
#6468
Half
13.11 mi11:59:501:32:027:014:47
7:01
#6460
25K
15.53 mi12:16:261:48:387:0016:36
6:51
#6176
30K
18.64 mi12:37:402:09:526:5821:14
6:50
#5619
20M
20.00 mi12:47:072:19:196:589:27
6:57
#5453
21M
21.00 mi12:54:222:26:346:597:15
7:15
#5275
35K
21.75 mi12:59:302:31:426:595:08
6:52
#5222
23M
23.00 mi13:08:272:40:396:598:57
7:09
#5136
24M
24.00 mi13:15:302:47:426:597:03
7:03
#5074
40K
24.85 mi13:21:422:53:547:006:12
7:15
#5043
25.2M
25.20 mi13:24:212:56:337:002:39
7:41
#5011
Finish
26.22 mi13:31:313:03:437:017:10
7:02
#4998
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi7941693369335776(Top 22%)5289(Top 35%)5289(Top 236%)
10K6.21 mi3.10 mi7117+8246346+5876346+5876338(Top 24%)5728(Top 38%)5728(Top 256%)
15K9.32 mi3.11 mi6666+4516004+3426004+3425776(Top 22%)5289(Top 35%)5289(Top 236%)
20K12.43 mi3.11 mi6468+1985838+1665838+1665970(Top 22%)5450(Top 36%)5450(Top 243%)
Half13.11 mi0.68 mi6460+85831+75831+76537(Top 25%)5877(Top 39%)5877(Top 262%)
25K15.53 mi2.42 mi6176+2845610+2215610+2214566(Top 17%)4253(Top 28%)4253(Top 190%)
30K18.64 mi3.11 mi5619+5575161+4495161+4493236(Top 12%)3051(Top 20%)3051(Top 136%)
20M20.00 mi1.36 mi5453+1665018+1435018+1433759(Top 14%)3503(Top 23%)3503(Top 156%)
21M21.00 mi1.00 mi5275+1784862+1564862+1563383(Top 13%)3153(Top 21%)3153(Top 141%)
35K21.75 mi0.75 mi5222+534809+534809+534578(Top 17%)4169(Top 27%)4169(Top 186%)
23M23.00 mi1.25 mi5136+864723+864723+864552(Top 17%)4124(Top 27%)4124(Top 184%)
24M24.00 mi1.00 mi5074+624665+584665+584895(Top 18%)4347(Top 29%)4347(Top 194%)
40K24.85 mi0.85 mi5043+314640+254640+255138(Top 19%)4434(Top 29%)4434(Top 198%)
25.2M25.20 mi0.35 mi5011+324609+314609+314782(Top 18%)4135(Top 27%)4135(Top 185%)
Finish26.22 mi1.02 mi4998+134593+164593+165384(Top 20%)4523(Top 30%)4523(Top 202%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

5776

Males

5289

M40-44

5289

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6338

Males

5728

M40-44

5728

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

5776

Males

5289

M40-44

5289

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

5970

Males

5450

M40-44

5450

20K→Half

12.4 - 13.1 mi

Top 25%
×2stories
+19ft-37ft

Overall

6537

Males

5877

M40-44

5877

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4566

Males

4253

M40-44

4253

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3236

Males

3051

M40-44

3051

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3759

Males

3503

M40-44

3503

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3383

Males

3153

M40-44

3153

21M→35K

21.0 - 21.8 mi

Top 17%
×7stories
+17ft-86ft

Overall

4578

Males

4169

M40-44

4169

35K→23M

21.8 - 23.0 mi

Top 17%
×5stories
+23ft-63ft

Overall

4552

Males

4124

M40-44

4124

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

4895

Males

4347

M40-44

4347

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

5138

Males

4434

M40-44

4434

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4782

Males

4135

M40-44

4135

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5384

Males

4523

M40-44

4523

Passing Analysis

Category:
Athletes Passed
3137
Passed By
194
Net Change
+2943
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7941
5K → 10K84521+824#7941#7117
10K → 15K4554+451#7117#6666
15K → 20K22325+198#6666#6468
20K → Half2416+8#6468#6460
Half → 25K2851+284#6460#6176
25K → 30K5581+557#6176#5619
30K → 20M1682+166#5619#5453
20M → 21M1791+178#5453#5275
21M → 35K6815+53#5275#5222
35K → 23M10923+86#5222#5136
23M → 24M8018+62#5136#5074
24M → 40K5726+31#5074#5043
40K → 25.2M353+32#5043#5011
25.2M → Finish5138+13#5011#4998
TOTALS3137194+2943
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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