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BOSTON MARATHON 2023

Dan Churchill

Bib: 9297•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 20%
Gender (Male)
#0 / 15176
Top 32%
Masters (Masters Men)
#0 / 9891
Top 18%
Division (M45-49)
#0 / 2252
Top 21%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:06
Rank: #6941
Start → 5K
7:07/mi
22:06 split
10K· 6.21 mi
43:42
Rank: #6683 (+258)
5K → 10K
6:57/mi
21:36 split
15K· 9.32 mi
1:05:29
Rank: #6653 (+30)
10K → 15K
7:01/mi
21:47 split
20K· 12.43 mi
1:27:25
Rank: #6530 (+123)
15K → 20K
7:04/mi
21:56 split
Half· 13.11 mi
1:32:04
Rank: #6475 (+55)
20K → Half
6:49/mi
4:39 split
25K· 15.53 mi
1:49:05
Rank: #6355 (+120)
Half → 25K
7:01/mi
17:01 split
30K· 18.64 mi
2:11:22
Rank: #6107 (+248)
25K → 30K
7:10/mi
22:17 split
20M
2:21:14
Rank: #6008 (+99)
30K → 20M
7:16/mi
9:52 split
21M
2:28:40
Rank: #5871 (+137)
20M → 21M
7:26/mi
7:26 split
35K· 21.75 mi
2:33:48
Rank: #5811 (+60)
21M → 35K
6:52/mi
5:08 split
23M
2:42:38
Rank: #5643 (+168)
35K → 23M
7:03/mi
8:50 split
24M
2:49:32
Rank: #5533 (+110)
23M → 24M
6:54/mi
6:54 split
40K· 24.85 mi
2:55:36
Rank: #5443 (+90)
24M → 40K
7:06/mi
6:04 split
25.2M
2:58:12
Rank: #5383 (+60)
40K → 25.2M
7:32/mi
2:36 split
Finish· 26.22 mi
3:05:05
Rank: #5270 (+113)
25.2M → Finish
6:45/mi
6:53 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:04
Pace7:01 /mi
2nd Half
Distance13.11 mi
Time1:33:01
Pace7:06 /mi
📊Positive Split: 1.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:5922:067:0722:06
7:07
-
10K
6.21 mi11:09:3543:427:0221:36
6:57
-0:10
15K
9.32 mi11:31:221:05:297:0221:47
7:01
+0:04
20K
12.43 mi11:53:181:27:257:0221:56
7:04
+0:03
Half
13.11 mi11:57:571:32:047:014:39
6:49
-0:15
25K
15.53 mi12:14:581:49:057:0117:01
7:01
+0:12
30K
18.64 mi12:37:152:11:227:0322:17
7:10
+0:09
20M
20.00 mi12:47:072:21:147:049:52
7:16
+0:06
21M
21.00 mi12:54:332:28:407:057:26
7:26
+0:10
35K
21.75 mi12:59:412:33:487:045:08
6:52
-0:34
23M
23.00 mi13:08:312:42:387:048:50
7:03
+0:11
24M
24.00 mi13:15:252:49:327:046:54
6:54
-0:09
40K
24.85 mi13:21:292:55:367:046:04
7:06
+0:12
25.2M
25.20 mi13:24:052:58:127:042:36
7:32
+0:26
Finish
26.22 mi13:30:583:05:057:046:53
6:45
-0:47

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

6:45 /mi

Average Pace

7:04 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:03

95% of race

Time at Steady Pace

10:02

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:04 /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 mi10:47:5922:067:0722:06
7:07
#6941
10K
6.21 mi11:09:3543:427:0221:36
6:57
#6683
15K
9.32 mi11:31:221:05:297:0221:47
7:01
#6653
20K
12.43 mi11:53:181:27:257:0221:56
7:04
#6530
Half
13.11 mi11:57:571:32:047:014:39
6:49
#6475
25K
15.53 mi12:14:581:49:057:0117:01
7:01
#6355
30K
18.64 mi12:37:152:11:227:0322:17
7:10
#6107
20M
20.00 mi12:47:072:21:147:049:52
7:16
#6008
21M
21.00 mi12:54:332:28:407:057:26
7:26
#5871
35K
21.75 mi12:59:412:33:487:045:08
6:52
#5811
23M
23.00 mi13:08:312:42:387:048:50
7:03
#5643
24M
24.00 mi13:15:252:49:327:046:54
6:54
#5533
40K
24.85 mi13:21:292:55:367:046:04
7:06
#5443
25.2M
25.20 mi13:24:052:58:127:042:36
7:32
#5383
Finish
26.22 mi13:30:583:05:057:046:53
6:45
#5270
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi6941622262226611(Top 25%)5941(Top 39%)5941(Top 264%)
10K6.21 mi3.10 mi6683+2586019+2036019+2036486(Top 24%)5840(Top 38%)5840(Top 259%)
15K9.32 mi3.11 mi6653+305993+265993+266611(Top 25%)5941(Top 39%)5941(Top 264%)
20K12.43 mi3.11 mi6530+1235885+1085885+1086328(Top 24%)5719(Top 38%)5719(Top 254%)
Half13.11 mi0.68 mi6475+555840+455840+455379(Top 20%)4962(Top 33%)4962(Top 220%)
25K15.53 mi2.42 mi6355+1205743+975743+975671(Top 21%)5196(Top 34%)5196(Top 231%)
30K18.64 mi3.11 mi6107+2485544+1995544+1995342(Top 20%)4872(Top 32%)4872(Top 216%)
20M20.00 mi1.36 mi6008+995453+915453+915420(Top 20%)4859(Top 32%)4859(Top 216%)
21M21.00 mi1.00 mi5871+1375343+1105343+1104288(Top 16%)3928(Top 26%)3928(Top 174%)
35K21.75 mi0.75 mi5811+605290+535290+534590(Top 17%)4181(Top 28%)4181(Top 186%)
23M23.00 mi1.25 mi5643+1685153+1375153+1374077(Top 15%)3753(Top 25%)3753(Top 167%)
24M24.00 mi1.00 mi5533+1105048+1055048+1054180(Top 16%)3806(Top 25%)3806(Top 169%)
40K24.85 mi0.85 mi5443+904967+814967+814350(Top 16%)3866(Top 25%)3866(Top 172%)
25.2M25.20 mi0.35 mi5383+604912+554912+554089(Top 15%)3631(Top 24%)3631(Top 161%)
Finish26.22 mi1.02 mi5270+1134818+944818+943823(Top 14%)3395(Top 22%)3395(Top 151%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21story building
+97ft-345ft

Overall

6611

Males

5941

M45-49

5941

5K→10K

3.1 - 6.2 mi

Top 24%
×5story building
+79ft-138ft

Overall

6486

Males

5840

M45-49

5840

10K→15K

6.2 - 9.3 mi

Top 25%
×3story building
+67ft-78ft

Overall

6611

Males

5941

M45-49

5941

15K→20K

9.3 - 12.4 mi

Top 24%
×5story building
+106ft-86ft

Overall

6328

Males

5719

M45-49

5719

20K→Half

12.4 - 13.1 mi

Top 20%
×2story building
+19ft-37ft

Overall

5379

Males

4962

M45-49

4962

Half→25K

13.1 - 15.5 mi

Top 21%
×4story building
+66ft-88ft

Overall

5671

Males

5196

M45-49

5196

25K→30K

15.5 - 18.6 mi

Top 20%
×9story building
+181ft-148ft

Overall

5342

Males

4872

M45-49

4872

30K→20M

18.6 - 20.0 mi

Top 20%
×5story building
+64ft-50ft

Overall

5420

Males

4859

M45-49

4859

20M→21M

20.0 - 21.0 mi

Top 16%
×8story building
+106ft-24ft

Overall

4288

Males

3928

M45-49

3928

21M→35K

21.0 - 21.8 mi

Top 17%
×7story building
+17ft-86ft

Overall

4590

Males

4181

M45-49

4181

35K→23M

21.8 - 23.0 mi

Top 15%
×5story building
+23ft-63ft

Overall

4077

Males

3753

M45-49

3753

23M→24M

23.0 - 24.0 mi

Top 16%
×6story building
+12ft-82ft

Overall

4180

Males

3806

M45-49

3806

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4350

Males

3866

M45-49

3866

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4089

Males

3631

M45-49

3631

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2story building
+22ft-21ft

Overall

3823

Males

3395

M45-49

3395

Passing Analysis

Category:
Athletes Passed
2010
Passed By
339
Net Change
+1671
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6941
5K → 10K34890+258#6941#6683
10K → 15K12595+30#6683#6653
15K → 20K17249+123#6653#6530
20K → Half572+55#6530#6475
Half → 25K14323+120#6475#6355
25K → 30K26820+248#6355#6107
30K → 20M11920+99#6107#6008
20M → 21M1414+137#6008#5871
21M → 35K688+60#5871#5811
35K → 23M1746+168#5811#5643
23M → 24M1177+110#5643#5533
24M → 40K966+90#5533#5443
40K → 25.2M622+60#5443#5383
25.2M → Finish1207+113#5383#5270
TOTALS2010339+1671
📊

Passing Visuals

Category:
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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