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BOSTON MARATHON 2023

Tim Wiwchar

Bib: 15436•M

AB

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 41%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 45%
Division (M50-54)
#0 / 2052
Top 46%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:20
Rank: #9717
Start → 5K
23:20 | 7:31/mi
10K· 6.21 mi
46:50
Rank: #10361 (-644)
5K → 10K
23:30 | 7:34/mi
15K· 9.32 mi
1:10:30
Rank: #10610 (-249)
10K → 15K
23:40 | 7:37/mi
20K· 12.43 mi
1:34:27
Rank: #10709 (-99)
15K → 20K
23:57 | 7:43/mi
Half· 13.11 mi
1:39:41
Rank: #10750 (-41)
20K → Half
5:14 | 7:40/mi
25K· 15.53 mi
1:58:44
Rank: #10844 (-94)
Half → 25K
19:03 | 7:51/mi
30K· 18.64 mi
2:23:51
Rank: #10894 (-50)
25K → 30K
25:07 | 8:05/mi
20M
2:34:56
Rank: #10903 (-9)
30K → 20M
11:05 | 8:09/mi
21M
2:43:54
Rank: #11044 (-141)
20M → 21M
8:58 | 8:58/mi
35K· 21.75 mi
2:49:50
Rank: #11065 (-21)
21M → 35K
5:56 | 7:56/mi
23M
3:00:00
Rank: #10998 (+67)
35K → 23M
10:10 | 8:07/mi
24M
3:08:01
Rank: #11013 (-15)
23M → 24M
8:01 | 8:01/mi
40K· 24.85 mi
3:14:46
Rank: #10929 (+84)
24M → 40K
6:45 | 7:54/mi
25.2M
3:17:38
Rank: #10876 (+53)
40K → 25.2M
2:52 | 8:19/mi
Finish· 26.22 mi
3:25:34
Rank: #10846 (+30)
25.2M → Finish
7:56 | 7:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:41
Pace7:36 /mi
2nd Half
Distance13.11 mi
Time1:45:53
Pace8:05 /mi
📊Positive Split: 6.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2123:207:3123:20
7:31
-
10K
6.21 mi11:16:5146:507:3223:30
7:34
+0:03
15K
9.32 mi11:40:311:10:307:3423:40
7:37
+0:03
20K
12.43 mi12:04:281:34:277:3623:57
7:43
+0:06
Half
13.11 mi12:09:421:39:417:365:14
7:40
-0:03
25K
15.53 mi12:28:451:58:447:3919:03
7:51
+0:11
30K
18.64 mi12:53:522:23:517:4325:07
8:05
+0:14
20M
20.00 mi13:04:572:34:567:4511:05
8:09
+0:04
21M
21.00 mi13:13:552:43:547:488:58
8:58
+0:49
35K
21.75 mi13:19:512:49:507:495:56
7:56
-1:02
23M
23.00 mi13:30:013:00:007:5010:10
8:07
+0:11
24M
24.00 mi13:38:023:08:017:508:01
8:01
-0:06
40K
24.85 mi13:44:473:14:467:506:45
7:54
-0:07
25.2M
25.20 mi13:47:393:17:387:512:52
8:19
+0:25
Finish
26.22 mi13:55:353:25:347:517:56
7:47
-0:32

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

7:31 /mi

Average Pace

7:51 /mi

Slowest Pace

8:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:13:44

94% of race

Time at Steady Pace

2:52

1% of race

Time at Slower Pace

8:58

4% of race

Average Pace: 7:50 /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 mi10:53:2123:207:3123:20
7:31
#9717
10K
6.21 mi11:16:5146:507:3223:30
7:34
#10361
15K
9.32 mi11:40:311:10:307:3423:40
7:37
#10610
20K
12.43 mi12:04:281:34:277:3623:57
7:43
#10709
Half
13.11 mi12:09:421:39:417:365:14
7:40
#10750
25K
15.53 mi12:28:451:58:447:3919:03
7:51
#10844
30K
18.64 mi12:53:522:23:517:4325:07
8:05
#10894
20M
20.00 mi13:04:572:34:567:4511:05
8:09
#10903
21M
21.00 mi13:13:552:43:547:488:58
8:58
#11044
35K
21.75 mi13:19:512:49:507:495:56
7:56
#11065
23M
23.00 mi13:30:013:00:007:5010:10
8:07
#10998
24M
24.00 mi13:38:023:08:017:508:01
8:01
#11013
40K
24.85 mi13:44:473:14:467:506:45
7:54
#10929
25.2M
25.20 mi13:47:393:17:387:512:52
8:19
#10876
Finish
26.22 mi13:55:353:25:347:517:56
7:47
#10846
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi97177991799111154(Top 42%)8707(Top 57%)8707(Top 424%)
10K6.21 mi3.10 mi10361-6448342-3518342-35110978(Top 41%)8667(Top 57%)8667(Top 422%)
15K9.32 mi3.11 mi10610-2498472-1308472-13011154(Top 42%)8707(Top 57%)8707(Top 424%)
20K12.43 mi3.11 mi10709-998501-298501-2910979(Top 41%)8569(Top 56%)8569(Top 418%)
Half13.11 mi0.68 mi10750-418520-198520-1911552(Top 43%)8865(Top 58%)8865(Top 432%)
25K15.53 mi2.42 mi10844-948556-368556-3611554(Top 43%)8732(Top 58%)8732(Top 426%)
30K18.64 mi3.11 mi10894-508532+248532+2411537(Top 43%)8601(Top 57%)8601(Top 419%)
20M20.00 mi1.36 mi10903-98505+278505+2711370(Top 43%)8432(Top 56%)8432(Top 411%)
21M21.00 mi1.00 mi11044-1418544-398544-3913183(Top 50%)9117(Top 60%)9117(Top 444%)
35K21.75 mi0.75 mi11065-218550-68550-611581(Top 44%)8373(Top 55%)8373(Top 408%)
23M23.00 mi1.25 mi10998+678486+648486+6410583(Top 40%)7759(Top 51%)7759(Top 378%)
24M24.00 mi1.00 mi11013-158465+218465+2111329(Top 43%)8060(Top 53%)8060(Top 393%)
40K24.85 mi0.85 mi10929+848395+708395+709294(Top 35%)6980(Top 46%)6980(Top 340%)
25.2M25.20 mi0.35 mi10876+538354+418354+418380(Top 31%)6412(Top 42%)6412(Top 312%)
Finish26.22 mi1.02 mi10846+308313+418313+4110551(Top 40%)7575(Top 50%)7575(Top 369%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21stories
+97ft-345ft

Overall

11154

Males

8707

M50-54

8707

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

10978

Males

8667

M50-54

8667

10K→15K

6.2 - 9.3 mi

Top 42%
×3stories
+67ft-78ft

Overall

11154

Males

8707

M50-54

8707

15K→20K

9.3 - 12.4 mi

Top 41%
×5stories
+106ft-86ft

Overall

10979

Males

8569

M50-54

8569

20K→Half

12.4 - 13.1 mi

Top 43%
×2stories
+19ft-37ft

Overall

11552

Males

8865

M50-54

8865

Half→25K

13.1 - 15.5 mi

Top 43%
×4stories
+66ft-88ft

Overall

11554

Males

8732

M50-54

8732

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

11537

Males

8601

M50-54

8601

30K→20M

18.6 - 20.0 mi

Top 43%
×5stories
+64ft-50ft

Overall

11370

Males

8432

M50-54

8432

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

13183

Males

9117

M50-54

9117

21M→35K

21.0 - 21.8 mi

Top 44%
×7stories
+17ft-86ft

Overall

11581

Males

8373

M50-54

8373

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

10583

Males

7759

M50-54

7759

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

11329

Males

8060

M50-54

8060

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9294

Males

6980

M50-54

6980

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8380

Males

6412

M50-54

6412

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2stories
+22ft-21ft

Overall

10551

Males

7575

M50-54

7575

Passing Analysis

Category:
Athletes Passed
1214*
Passed By
2342
Net Change
-1129
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9717
5K → 10K107750-644#9717#10361
10K → 15K101350-249#10361#10610
15K → 20K117216-99#10610#10709
20K → Half1152-41#10709#10750
Half → 25K101195-94#10750#10844
25K → 30K178228-50#10844#10894
30K → 20M80*89-9#10894#10903
20M → 21M36177-141#10903#11044
21M → 35K4061-21#11044#11065
35K → 23M12457+67#11065#10998
23M → 24M6277-15#10998#11013
24M → 40K11127+84#11013#10929
40K → 25.2M629+53#10929#10876
25.2M → Finish8454+30#10876#10846
TOTALS1214*2342-1129

* 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