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BOSTON MARATHON 2023

Trevor Doerksen

Bib: 15521•M

AB

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 35%
Gender (Male)
#0 / 15176
Top 49%
Masters (Masters Men)
#0 / 9891
Top 38%
Division (M50-54)
#0 / 2052
Top 35%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:22/mi
22:52
↑ 97↓ 3451.5%
10K· 6.21 mi
7:35/mi
46:26
↑ 79↓ 1380.4%
15K· 9.32 mi
7:37/mi
1:10:06
↑ 67↓ 78
20K· 12.43 mi
7:40/mi
1:33:56
↑ 106↓ 860.1%
Half· 13.11 mi
7:23/mi
1:38:58
↑ 19↓ 370.5%
25K· 15.53 mi
7:41/mi
1:57:35
↑ 66↓ 880.2%
30K· 18.64 mi
7:40/mi
2:21:24
↑ 181↓ 1480.2%
20M
7:41/mi
2:31:51
↑ 64↓ 500.2%
21M
7:57/mi
2:39:48
↑ 106↓ 241.6%
35K· 21.75 mi
7:21/mi
2:45:18
↑ 17↓ 861.7%
23M
7:42/mi
2:54:56
↑ 23↓ 630.6%
24M
7:44/mi
3:02:40
↓ 821.3%
40K· 24.85 mi
7:56/mi
3:09:27
↓ 200.3%
25.2M
8:27/mi
3:12:22
↑ 13↓ 160.2%
Finish· 26.22 mi
7:29/mi
3:20:00
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:58
Pace7:33 /mi
2nd Half
Distance13.11 mi
Time1:41:02
Pace7:42 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:5322:527:2222:52
7:22
-
10K
6.21 mi11:17:2746:267:2823:34
7:35
+0:13
15K
9.32 mi11:41:071:10:067:3123:40
7:37
+0:02
20K
12.43 mi12:04:571:33:567:3423:50
7:40
+0:03
Half
13.11 mi12:09:591:38:587:335:02
7:23
-0:17
25K
15.53 mi12:28:361:57:357:3418:37
7:41
+0:18
30K
18.64 mi12:52:252:21:247:3523:49
7:40
-0:01
20M
20.00 mi13:02:522:31:517:3610:27
7:41
+0:01
21M
21.00 mi13:10:492:39:487:377:57
7:57
+0:16
35K
21.75 mi13:16:192:45:187:365:30
7:21
-0:36
23M
23.00 mi13:25:572:54:567:369:38
7:42
+0:21
24M
24.00 mi13:33:413:02:407:377:44
7:44
+0:02
40K
24.85 mi13:40:283:09:277:376:47
7:56
+0:12
25.2M
25.20 mi13:43:233:12:227:382:55
8:27
+0:31
Finish
26.22 mi13:51:013:20:007:387:38
7:29
-0:58

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

7:21 /mi

Average Pace

7:38 /mi

Slowest Pace

8:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:17:05

99% of race

Time at Steady Pace

2:55

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:38 /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 mi10:53:5322:527:2222:52
7:22
#8532
10K
6.21 mi11:17:2746:267:2823:34
7:35
#9781
15K
9.32 mi11:41:071:10:067:3123:40
7:37
#10256
20K
12.43 mi12:04:571:33:567:3423:50
7:40
#10343
Half
13.11 mi12:09:591:38:587:335:02
7:23
#10290
25K
15.53 mi12:28:361:57:357:3418:37
7:41
#10222
30K
18.64 mi12:52:252:21:247:3523:49
7:40
#9863
20M
20.00 mi13:02:522:31:517:3610:27
7:41
#9683
21M
21.00 mi13:10:492:39:487:377:57
7:57
#9505
35K
21.75 mi13:16:192:45:187:365:30
7:21
#9411
23M
23.00 mi13:25:572:54:567:369:38
7:42
#9262
24M
24.00 mi13:33:413:02:407:377:44
7:44
#9234
40K
24.85 mi13:40:283:09:277:376:47
7:56
#9223
25.2M
25.20 mi13:43:233:12:227:382:55
8:27
#9219
Finish
26.22 mi13:51:013:20:007:387:38
7:29
#9193
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi85327315731511185(Top 42%)8717(Top 57%)8717(Top 425%)
10K6.21 mi3.10 mi9781-12498031-7168031-71611218(Top 42%)8756(Top 58%)8756(Top 427%)
15K9.32 mi3.11 mi10256-4758302-2718302-27111185(Top 42%)8717(Top 57%)8717(Top 425%)
20K12.43 mi3.11 mi10343-878334-328334-3210703(Top 40%)8424(Top 56%)8424(Top 411%)
Half13.11 mi0.68 mi10290+538306+288306+289345(Top 35%)7696(Top 51%)7696(Top 375%)
25K15.53 mi2.42 mi10222+688245+618245+6110165(Top 38%)8074(Top 53%)8074(Top 393%)
30K18.64 mi3.11 mi9863+3598017+2288017+2288426(Top 32%)6938(Top 46%)6938(Top 338%)
20M20.00 mi1.36 mi9683+1807886+1317886+1318148(Top 31%)6674(Top 44%)6674(Top 325%)
21M21.00 mi1.00 mi9505+1787759+1277759+1277084(Top 27%)5901(Top 39%)5901(Top 288%)
35K21.75 mi0.75 mi9411+947681+787681+787558(Top 28%)6202(Top 41%)6202(Top 302%)
23M23.00 mi1.25 mi9262+1497568+1137568+1137723(Top 29%)6248(Top 41%)6248(Top 304%)
24M24.00 mi1.00 mi9234+287531+377531+379367(Top 35%)7065(Top 47%)7065(Top 344%)
40K24.85 mi0.85 mi9223+117500+317500+319663(Top 36%)7144(Top 47%)7144(Top 348%)
25.2M25.20 mi0.35 mi9219+47484+167484+169404(Top 35%)6931(Top 46%)6931(Top 338%)
Finish26.22 mi1.02 mi9193+267446+387446+388540(Top 32%)6472(Top 43%)6472(Top 315%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21story building
+97ft-345ft

Overall

11185

Males

8717

M50-54

8717

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

11218

Males

8756

M50-54

8756

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+67ft-78ft

Overall

11185

Males

8717

M50-54

8717

15K→20K

9.3 - 12.4 mi

Top 40%
×5story building
+106ft-86ft

Overall

10703

Males

8424

M50-54

8424

20K→Half

12.4 - 13.1 mi

Top 35%
×2story building
+19ft-37ft

Overall

9345

Males

7696

M50-54

7696

Half→25K

13.1 - 15.5 mi

Top 38%
×4story building
+66ft-88ft

Overall

10165

Males

8074

M50-54

8074

25K→30K

15.5 - 18.6 mi

Top 32%
×9story building
+181ft-148ft

Overall

8426

Males

6938

M50-54

6938

30K→20M

18.6 - 20.0 mi

Top 31%
×5story building
+64ft-50ft

Overall

8148

Males

6674

M50-54

6674

20M→21M

20.0 - 21.0 mi

Top 27%
×8story building
+106ft-24ft

Overall

7084

Males

5901

M50-54

5901

21M→35K

21.0 - 21.8 mi

Top 28%
×7story building
+17ft-86ft

Overall

7558

Males

6202

M50-54

6202

35K→23M

21.8 - 23.0 mi

Top 29%
×5story building
+23ft-63ft

Overall

7723

Males

6248

M50-54

6248

23M→24M

23.0 - 24.0 mi

Top 35%
×6story building
+12ft-82ft

Overall

9367

Males

7065

M50-54

7065

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9663

Males

7144

M50-54

7144

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9404

Males

6931

M50-54

6931

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2story building
+22ft-21ft

Overall

8540

Males

6472

M50-54

6472

Passing Analysis

Category:
Athletes Passed
1713*
Passed By
2372
Net Change
-661
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8532
5K → 10K301279-1249#8532#9781
10K → 15K58531-475#9781#10256
15K → 20K125*212-87#10256#10343
20K → Half618+53#10343#10290
Half → 25K16496+68#10290#10222
25K → 30K385*26+359#10222#9863
30K → 20M19313+180#9863#9683
20M → 21M1835+178#9683#9505
21M → 35K10713+94#9505#9411
35K → 23M16516+149#9411#9262
23M → 24M7648+28#9262#9234
24M → 40K6857+11#9234#9223
40K → 25.2M3127+4#9223#9219
25.2M → Finish6741+26#9219#9193
TOTALS1713*2372-661

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

📊

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