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BOSTON MARATHON 2023

Alexander Thompson

Bib: 6567•M

NJ

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 19%
Division (M18-39)
#0 / 5285
Top 41%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:59
Rank: #4163
Start → 5K
20:59 | 6:45/mi
10K· 6.21 mi
41:48
Rank: #4243 (-80)
5K → 10K
20:49 | 6:42/mi
15K· 9.32 mi
1:02:34
Rank: #4130 (+113)
10K → 15K
20:46 | 6:41/mi
20K· 12.43 mi
1:23:10
Rank: #3787 (+343)
15K → 20K
20:36 | 6:38/mi
Half· 13.11 mi
1:27:35
Rank: #3711 (+76)
20K → Half
4:25 | 6:28/mi
25K· 15.53 mi
1:43:26
Rank: #3413 (+298)
Half → 25K
15:51 | 6:32/mi
30K· 18.64 mi
2:04:20
Rank: #3195 (+218)
25K → 30K
20:54 | 6:44/mi
20M
2:13:29
Rank: #3101 (+94)
30K → 20M
9:09 | 6:44/mi
21M
2:20:39
Rank: #3077 (+24)
20M → 21M
7:10 | 7:10/mi
35K· 21.75 mi
2:25:32
Rank: #3037 (+40)
21M → 35K
4:53 | 6:32/mi
23M
2:34:03
Rank: #2978 (+59)
35K → 23M
8:31 | 6:48/mi
24M
2:40:41
Rank: #2938 (+40)
23M → 24M
6:38 | 6:38/mi
40K· 24.85 mi
2:46:36
Rank: #2935 (+3)
24M → 40K
5:55 | 6:55/mi
25.2M
2:49:12
Rank: #2942 (-7)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
2:56:26
Rank: #3040 (-98)
25.2M → Finish
7:14 | 7:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:35
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:28:51
Pace6:47 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3520:596:4520:59
6:45
-
10K
6.21 mi10:45:2441:486:4420:49
6:42
-0:03
15K
9.32 mi11:06:101:02:346:4320:46
6:41
-0:01
20K
12.43 mi11:26:461:23:106:4220:36
6:38
-0:03
Half
13.11 mi11:31:111:27:356:414:25
6:28
-0:10
25K
15.53 mi11:47:021:43:266:4015:51
6:32
+0:04
30K
18.64 mi12:07:562:04:206:4020:54
6:44
+0:12
20M
20.00 mi12:17:052:13:296:409:09
6:44
0:00
21M
21.00 mi12:24:152:20:396:427:10
7:10
+0:26
35K
21.75 mi12:29:082:25:326:424:53
6:32
-0:38
23M
23.00 mi12:37:392:34:036:428:31
6:48
+0:16
24M
24.00 mi12:44:172:40:416:426:38
6:38
-0:10
40K
24.85 mi12:50:122:46:366:425:55
6:55
+0:17
25.2M
25.20 mi12:52:482:49:126:432:36
7:32
+0:37
Finish
26.22 mi13:00:022:56:266:447:14
7:06
-0:26

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

6:28 /mi

Average Pace

6:44 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:40

94% of race

Time at Steady Pace

9:46

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:44 /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 mi10:24:3520:596:4520:59
6:45
#4163
10K
6.21 mi10:45:2441:486:4420:49
6:42
#4243
15K
9.32 mi11:06:101:02:346:4320:46
6:41
#4130
20K
12.43 mi11:26:461:23:106:4220:36
6:38
#3787
Half
13.11 mi11:31:111:27:356:414:25
6:28
#3711
25K
15.53 mi11:47:021:43:266:4015:51
6:32
#3413
30K
18.64 mi12:07:562:04:206:4020:54
6:44
#3195
20M
20.00 mi12:17:052:13:296:409:09
6:44
#3101
21M
21.00 mi12:24:152:20:396:427:10
7:10
#3077
35K
21.75 mi12:29:082:25:326:424:53
6:32
#3037
23M
23.00 mi12:37:392:34:036:428:31
6:48
#2978
24M
24.00 mi12:44:172:40:416:426:38
6:38
#2938
40K
24.85 mi12:50:122:46:366:425:55
6:55
#2935
25.2M
25.20 mi12:52:482:49:126:432:36
7:32
#2942
Finish
26.22 mi13:00:022:56:266:447:14
7:06
#3040
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4163389938993959(Top 15%)3720(Top 25%)3720(Top 70%)
10K6.21 mi3.10 mi4243-803976-773976-774312(Top 16%)4036(Top 27%)4036(Top 76%)
15K9.32 mi3.11 mi4130+1133877+993877+993959(Top 15%)3720(Top 25%)3720(Top 70%)
20K12.43 mi3.11 mi3787+3433577+3003577+3003046(Top 11%)2901(Top 19%)2901(Top 55%)
Half13.11 mi0.68 mi3711+763508+693508+692644(Top 10%)2538(Top 17%)2538(Top 48%)
25K15.53 mi2.42 mi3413+2983243+2653243+2652372(Top 9%)2272(Top 15%)2272(Top 43%)
30K18.64 mi3.11 mi3195+2183042+2013042+2012549(Top 10%)2424(Top 16%)2424(Top 46%)
20M20.00 mi1.36 mi3101+942953+892953+892457(Top 9%)2332(Top 15%)2332(Top 44%)
21M21.00 mi1.00 mi3077+242923+302923+302917(Top 11%)2734(Top 18%)2734(Top 52%)
35K21.75 mi0.75 mi3037+402886+372886+372585(Top 10%)2444(Top 16%)2444(Top 46%)
23M23.00 mi1.25 mi2978+592834+522834+522675(Top 10%)2508(Top 17%)2508(Top 47%)
24M24.00 mi1.00 mi2938+402793+412793+412753(Top 10%)2562(Top 17%)2562(Top 48%)
40K24.85 mi0.85 mi2935+32787+62787+63410(Top 13%)3111(Top 20%)3111(Top 59%)
25.2M25.20 mi0.35 mi2942-72789-22789-24007(Top 15%)3549(Top 23%)3549(Top 67%)
Finish26.22 mi1.02 mi3040-982879-902879-905779(Top 22%)4771(Top 31%)4771(Top 90%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

3959

Males

3720

M18-39

3720

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4312

Males

4036

M18-39

4036

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

3959

Males

3720

M18-39

3720

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

3046

Males

2901

M18-39

2901

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2644

Males

2538

M18-39

2538

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2372

Males

2272

M18-39

2272

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2549

Males

2424

M18-39

2424

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2457

Males

2332

M18-39

2332

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

2917

Males

2734

M18-39

2734

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2585

Males

2444

M18-39

2444

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2675

Males

2508

M18-39

2508

23M→24M

23.0 - 24.0 mi

Top 10%
×6stories
+12ft-82ft

Overall

2753

Males

2562

M18-39

2562

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3410

Males

3111

M18-39

3111

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4007

Males

3549

M18-39

3549

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

5779

Males

4771

M18-39

4771

Passing Analysis

Category:
Athletes Passed
1747
Passed By
624
Net Change
+1123
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4163
5K → 10K180260-80#4163#4243
10K → 15K19077+113#4243#4130
15K → 20K3507+343#4130#3787
20K → Half771+76#3787#3711
Half → 25K2980+298#3711#3413
25K → 30K23012+218#3413#3195
30K → 20M1017+94#3195#3101
20M → 21M5733+24#3101#3077
21M → 35K499+40#3077#3037
35K → 23M8627+59#3037#2978
23M → 24M5515+40#2978#2938
24M → 40K4138+3#2938#2935
40K → 25.2M1623-7#2935#2942
25.2M → Finish17115-98#2942#3040
TOTALS1747624+1123
📊

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