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BOSTON MARATHON 2023

Chris Biddle

Bib: 10152•M

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 33%
Gender (Male)
#0 / 15176
Top 48%
Masters (Masters Men)
#0 / 9891
Top 36%
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
23:05
Rank: #9063
Start → 5K
23:05 | 7:26/mi
10K· 6.21 mi
46:23
Rank: #9703 (-640)
5K → 10K
23:18 | 7:30/mi
15K· 9.32 mi
1:09:35
Rank: #9740 (-37)
10K → 15K
23:12 | 7:28/mi
20K· 12.43 mi
1:32:47
Rank: #9537 (+203)
15K → 20K
23:12 | 7:28/mi
Half· 13.11 mi
1:37:55
Rank: #9578 (-41)
20K → Half
5:08 | 7:31/mi
25K· 15.53 mi
1:56:08
Rank: #9437 (+141)
Half → 25K
18:13 | 7:31/mi
30K· 18.64 mi
2:20:21
Rank: #9384 (+53)
25K → 30K
24:13 | 7:48/mi
20M
2:30:57
Rank: #9334 (+50)
30K → 20M
10:36 | 7:48/mi
21M
2:39:02
Rank: #9204 (+130)
20M → 21M
8:05 | 8:05/mi
35K· 21.75 mi
2:44:36
Rank: #9145 (+59)
21M → 35K
5:34 | 7:26/mi
23M
2:54:11
Rank: #9018 (+127)
35K → 23M
9:35 | 7:39/mi
24M
3:01:37
Rank: #8920 (+98)
23M → 24M
7:26 | 7:26/mi
40K· 24.85 mi
3:08:20
Rank: #8906 (+14)
24M → 40K
6:43 | 7:51/mi
25.2M
3:11:15
Rank: #8889 (+17)
40K → 25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
3:18:58
Rank: #8868 (+21)
25.2M → Finish
7:43 | 7:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:55
Pace7:28 /mi
2nd Half
Distance13.11 mi
Time1:41:03
Pace7:43 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:0923:057:2623:05
7:26
-
10K
6.21 mi11:13:2746:237:2823:18
7:30
+0:04
15K
9.32 mi11:36:391:09:357:2823:12
7:28
-0:02
20K
12.43 mi11:59:511:32:477:2823:12
7:28
0:00
Half
13.11 mi12:04:591:37:557:285:08
7:31
+0:03
25K
15.53 mi12:23:121:56:087:2918:13
7:31
0:00
30K
18.64 mi12:47:252:20:217:3224:13
7:48
+0:17
20M
20.00 mi12:58:012:30:577:3310:36
7:48
0:00
21M
21.00 mi13:06:062:39:027:348:05
8:05
+0:17
35K
21.75 mi13:11:402:44:367:345:34
7:26
-0:39
23M
23.00 mi13:21:152:54:117:349:35
7:39
+0:13
24M
24.00 mi13:28:413:01:377:347:26
7:26
-0:13
40K
24.85 mi13:35:243:08:207:356:43
7:51
+0:25
25.2M
25.20 mi13:38:193:11:157:352:55
8:27
+0:36
Finish
26.22 mi13:46:023:18:587:367:43
7:34
-0:53

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

7:26 /mi

Average Pace

7:36 /mi

Slowest Pace

8:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:16:03

99% of race

Time at Steady Pace

2:55

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:35 /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 mi10:50:0923:057:2623:05
7:26
#9063
10K
6.21 mi11:13:2746:237:2823:18
7:30
#9703
15K
9.32 mi11:36:391:09:357:2823:12
7:28
#9740
20K
12.43 mi11:59:511:32:477:2823:12
7:28
#9537
Half
13.11 mi12:04:591:37:557:285:08
7:31
#9578
25K
15.53 mi12:23:121:56:087:2918:13
7:31
#9437
30K
18.64 mi12:47:252:20:217:3224:13
7:48
#9384
20M
20.00 mi12:58:012:30:577:3310:36
7:48
#9334
21M
21.00 mi13:06:062:39:027:348:05
8:05
#9204
35K
21.75 mi13:11:402:44:367:345:34
7:26
#9145
23M
23.00 mi13:21:152:54:117:349:35
7:39
#9018
24M
24.00 mi13:28:413:01:377:347:26
7:26
#8920
40K
24.85 mi13:35:243:08:207:356:43
7:51
#8906
25.2M
25.20 mi13:38:193:11:157:352:55
8:27
#8889
Finish
26.22 mi13:46:023:18:587:367:43
7:34
#8868
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi9063763976399899(Top 37%)8089(Top 53%)8089(Top 361%)
10K6.21 mi3.10 mi9703-6407984-3457984-34510423(Top 39%)8391(Top 55%)8391(Top 374%)
15K9.32 mi3.11 mi9740-378001-178001-179899(Top 37%)8089(Top 53%)8089(Top 361%)
20K12.43 mi3.11 mi9537+2037879+1227879+1229045(Top 34%)7526(Top 50%)7526(Top 336%)
Half13.11 mi0.68 mi9578-417909-307909-3010352(Top 39%)8261(Top 54%)8261(Top 369%)
25K15.53 mi2.42 mi9437+1417799+1107799+1108871(Top 33%)7351(Top 48%)7351(Top 328%)
30K18.64 mi3.11 mi9384+537727+727727+729303(Top 35%)7452(Top 49%)7452(Top 333%)
20M20.00 mi1.36 mi9334+507673+547673+548838(Top 33%)7097(Top 47%)7097(Top 317%)
21M21.00 mi1.00 mi9204+1307574+997574+997888(Top 30%)6418(Top 42%)6418(Top 286%)
35K21.75 mi0.75 mi9145+597525+497525+498072(Top 30%)6543(Top 43%)6543(Top 292%)
23M23.00 mi1.25 mi9018+1277431+947431+947451(Top 28%)6092(Top 40%)6092(Top 272%)
24M24.00 mi1.00 mi8920+987344+877344+877268(Top 27%)5881(Top 39%)5881(Top 262%)
40K24.85 mi0.85 mi8906+147313+317313+319003(Top 34%)6813(Top 45%)6813(Top 304%)
25.2M25.20 mi0.35 mi8889+177297+167297+169185(Top 35%)6845(Top 45%)6845(Top 305%)
Finish26.22 mi1.02 mi8868+217271+267271+269071(Top 34%)6788(Top 45%)6788(Top 303%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21stories
+97ft-345ft

Overall

9899

Males

8089

M40-44

8089

5K→10K

3.1 - 6.2 mi

Top 39%
×5stories
+79ft-138ft

Overall

10423

Males

8391

M40-44

8391

10K→15K

6.2 - 9.3 mi

Top 37%
×3stories
+67ft-78ft

Overall

9899

Males

8089

M40-44

8089

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

9045

Males

7526

M40-44

7526

20K→Half

12.4 - 13.1 mi

Top 39%
×2stories
+19ft-37ft

Overall

10352

Males

8261

M40-44

8261

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

8871

Males

7351

M40-44

7351

25K→30K

15.5 - 18.6 mi

Top 35%
×9stories
+181ft-148ft

Overall

9303

Males

7452

M40-44

7452

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

8838

Males

7097

M40-44

7097

20M→21M

20.0 - 21.0 mi

Top 30%
×8stories
+106ft-24ft

Overall

7888

Males

6418

M40-44

6418

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

8072

Males

6543

M40-44

6543

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7451

Males

6092

M40-44

6092

23M→24M

23.0 - 24.0 mi

Top 27%
×6stories
+12ft-82ft

Overall

7268

Males

5881

M40-44

5881

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9003

Males

6813

M40-44

6813

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9185

Males

6845

M40-44

6845

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2stories
+22ft-21ft

Overall

9071

Males

6788

M40-44

6788

Passing Analysis

Category:
Athletes Passed
1664*
Passed By
1469
Net Change
+195
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9063
5K → 10K100740-640#9063#9703
10K → 15K149186-37#9703#9740
15K → 20K252*49+203#9740#9537
20K → Half1253-41#9537#9578
Half → 25K19150+141#9578#9437
25K → 30K198*145+53#9437#9384
30K → 20M9848+50#9384#9334
20M → 21M15727+130#9334#9204
21M → 35K7314+59#9204#9145
35K → 23M15023+127#9145#9018
23M → 24M12224+98#9018#8920
24M → 40K6147+14#8920#8906
40K → 25.2M3215+17#8906#8889
25.2M → Finish6948+21#8889#8868
TOTALS1664*1469+195

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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