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BOSTON MARATHON 2023

Thomas Bartley

Bib: 25448•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 47%
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

Start
0:00:00
Race begins
5K· 3.11 mi
27:54
Rank: #20350
Start → 5K
27:54 | 8:59/mi
10K· 6.21 mi
52:34
Rank: #17620 (+2730)
5K → 10K
24:40 | 7:56/mi
15K· 9.32 mi
1:16:33
Rank: #15919 (+1701)
10K → 15K
23:59 | 7:43/mi
20K· 12.43 mi
1:40:26
Rank: #14733 (+1186)
15K → 20K
23:53 | 7:41/mi
Half· 13.11 mi
1:45:35
Rank: #14525 (+208)
20K → Half
5:09 | 7:33/mi
25K· 15.53 mi
2:04:23
Rank: #13923 (+602)
Half → 25K
18:48 | 7:45/mi
30K· 18.64 mi
2:29:31
Rank: #13447 (+476)
25K → 30K
25:08 | 8:05/mi
20M
2:40:31
Rank: #13242 (+205)
30K → 20M
11:00 | 8:06/mi
21M
2:48:56
Rank: #13013 (+229)
20M → 21M
8:25 | 8:25/mi
35K· 21.75 mi
2:55:05
Rank: #13012 (+1)
21M → 35K
6:09 | 8:13/mi
23M
3:05:15
Rank: #12873 (+139)
35K → 23M
10:10 | 8:07/mi
24M
3:13:05
Rank: #12722 (+151)
23M → 24M
7:50 | 7:50/mi
40K· 24.85 mi
3:19:49
Rank: #12585 (+137)
24M → 40K
6:44 | 7:53/mi
25.2M
3:22:41
Rank: #12515 (+70)
40K → 25.2M
2:52 | 8:19/mi
Finish· 26.22 mi
3:30:28
Rank: #12392 (+123)
25.2M → Finish
7:47 | 7:38/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:45:35
Pace8:03 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:44:53
Pace8:00 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:3727:548:5927:54
8:59
-
10K
6.21 mi12:14:1752:348:2824:40
7:56
-1:03
15K
9.32 mi12:38:161:16:338:1323:59
7:43
-0:13
20K
12.43 mi13:02:091:40:268:0523:53
7:41
-0:02
Half
13.11 mi13:07:181:45:358:035:09
7:33
-0:08
25K
15.53 mi13:26:062:04:238:0018:48
7:45
+0:12
30K
18.64 mi13:51:142:29:318:0125:08
8:05
+0:20
20M
20.00 mi14:02:142:40:318:0211:00
8:06
+0:01
21M
21.00 mi14:10:392:48:568:038:25
8:25
+0:19
35K
21.75 mi14:16:482:55:058:036:09
8:13
-0:12
23M
23.00 mi14:26:583:05:158:0310:10
8:07
-0:06
24M
24.00 mi14:34:483:13:058:037:50
7:50
-0:17
40K
24.85 mi14:41:323:19:498:026:44
7:53
+0:03
25.2M
25.20 mi14:44:243:22:418:032:52
8:19
+0:26
Finish
26.22 mi14:52:113:30:288:027:47
7:38
-0:41

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

7:33 /mi

Average Pace

8:02 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:17

81% of race

Time at Steady Pace

11:17

5% of race

Time at Slower Pace

27:54

13% of race

Average Pace: 8:02 /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 mi11:49:3727:548:5927:54
8:59
#20350
10K
6.21 mi12:14:1752:348:2824:40
7:56
#17620
15K
9.32 mi12:38:161:16:338:1323:59
7:43
#15919
20K
12.43 mi13:02:091:40:268:0523:53
7:41
#14733
Half
13.11 mi13:07:181:45:358:035:09
7:33
#14525
25K
15.53 mi13:26:062:04:238:0018:48
7:45
#13923
30K
18.64 mi13:51:142:29:318:0125:08
8:05
#13447
20M
20.00 mi14:02:142:40:318:0211:00
8:06
#13242
21M
21.00 mi14:10:392:48:568:038:25
8:25
#13013
35K
21.75 mi14:16:482:55:058:036:09
8:13
#13012
23M
23.00 mi14:26:583:05:158:0310:10
8:07
#12873
24M
24.00 mi14:34:483:13:058:037:50
7:50
#12722
40K
24.85 mi14:41:323:19:498:026:44
7:53
#12585
25.2M
25.20 mi14:44:243:22:418:032:52
8:19
#12515
Finish
26.22 mi14:52:113:30:288:027:47
7:38
#12392
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi20350123011230112002(Top 45%)9084(Top 60%)9084(Top 405%)
10K6.21 mi3.10 mi17620+273011298+100311298+100314314(Top 54%)10049(Top 66%)10049(Top 448%)
15K9.32 mi3.11 mi15919+170110669+62910669+62912002(Top 45%)9084(Top 60%)9084(Top 405%)
20K12.43 mi3.11 mi14733+118610196+47310196+47310819(Top 41%)8485(Top 56%)8485(Top 379%)
Half13.11 mi0.68 mi14525+20810125+7110125+7110601(Top 40%)8423(Top 56%)8423(Top 376%)
25K15.53 mi2.42 mi13923+6029839+2869839+28610730(Top 40%)8366(Top 55%)8366(Top 373%)
30K18.64 mi3.11 mi13447+4769619+2209619+22011572(Top 43%)8621(Top 57%)8621(Top 385%)
20M20.00 mi1.36 mi13242+2059522+979522+9710976(Top 41%)8248(Top 54%)8248(Top 368%)
21M21.00 mi1.00 mi13013+2299401+1219401+1219962(Top 37%)7591(Top 50%)7591(Top 339%)
35K21.75 mi0.75 mi13012+19385+169385+1613539(Top 51%)9199(Top 61%)9199(Top 410%)
23M23.00 mi1.25 mi12873+1399301+849301+8410598(Top 40%)7774(Top 51%)7774(Top 347%)
24M24.00 mi1.00 mi12722+1519219+829219+8210032(Top 38%)7413(Top 49%)7413(Top 331%)
40K24.85 mi0.85 mi12585+1379147+729147+729170(Top 34%)6916(Top 46%)6916(Top 309%)
25.2M25.20 mi0.35 mi12515+709106+419106+418399(Top 32%)6431(Top 42%)6431(Top 287%)
Finish26.22 mi1.02 mi12392+1239031+759031+759544(Top 36%)7050(Top 46%)7050(Top 315%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

12002

Males

9084

M40-44

9084

5K→10K

3.1 - 6.2 mi

Top 54%
×5stories
+79ft-138ft

Overall

14314

Males

10049

M40-44

10049

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

12002

Males

9084

M40-44

9084

15K→20K

9.3 - 12.4 mi

Top 41%
×5stories
+106ft-86ft

Overall

10819

Males

8485

M40-44

8485

20K→Half

12.4 - 13.1 mi

Top 40%
×2stories
+19ft-37ft

Overall

10601

Males

8423

M40-44

8423

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10730

Males

8366

M40-44

8366

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

11572

Males

8621

M40-44

8621

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

10976

Males

8248

M40-44

8248

20M→21M

20.0 - 21.0 mi

Top 37%
×8stories
+106ft-24ft

Overall

9962

Males

7591

M40-44

7591

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

13539

Males

9199

M40-44

9199

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

10598

Males

7774

M40-44

7774

23M→24M

23.0 - 24.0 mi

Top 38%
×6stories
+12ft-82ft

Overall

10032

Males

7413

M40-44

7413

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9170

Males

6916

M40-44

6916

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8399

Males

6431

M40-44

6431

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2stories
+22ft-21ft

Overall

9544

Males

7050

M40-44

7050

Passing Analysis

Category:
Athletes Passed
8107
Passed By
149
Net Change
+7958
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20350
5K → 10K27344+2730#20350#17620
10K → 15K17054+1701#17620#15919
15K → 20K11871+1186#15919#14733
20K → Half2091+208#14733#14525
Half → 25K6031+602#14525#13923
25K → 30K49014+476#13923#13447
30K → 20M21510+205#13447#13242
20M → 21M24011+229#13242#13013
21M → 35K4645+1#13013#13012
35K → 23M15718+139#13012#12873
23M → 24M16110+151#12873#12722
24M → 40K14912+137#12722#12585
40K → 25.2M711+70#12585#12515
25.2M → Finish14017+123#12515#12392
TOTALS8107149+7958
📊

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