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BOSTON MARATHON 2023

Thomas Thelen

Bib: 3230•M

IA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 18%
Division (M18-39)
#0 / 5285
Top 40%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:50
Rank: #1759
Start → 5K
19:50 | 6:23/mi
10K· 6.21 mi
39:02
Rank: #1501 (+258)
5K → 10K
19:12 | 6:11/mi
15K· 9.32 mi
1:00:08
Rank: #2269 (-768)
10K → 15K
21:06 | 6:47/mi
20K· 12.43 mi
1:20:17
Rank: #2242 (+27)
15K → 20K
20:09 | 6:29/mi
Half· 13.11 mi
1:24:42
Rank: #2259 (-17)
20K → Half
4:25 | 6:28/mi
25K· 15.53 mi
1:40:39
Rank: #2306 (-47)
Half → 25K
15:57 | 6:35/mi
30K· 18.64 mi
2:01:41
Rank: #2362 (-56)
25K → 30K
21:02 | 6:46/mi
20M
2:11:05
Rank: #2405 (-43)
30K → 20M
9:24 | 6:55/mi
21M
2:18:19
Rank: #2414 (-9)
20M → 21M
7:14 | 7:14/mi
35K· 21.75 mi
2:23:30
Rank: #2473 (-59)
21M → 35K
5:11 | 6:56/mi
23M
2:34:10
Rank: #3019 (-546)
35K → 23M
10:40 | 8:31/mi
24M
2:41:01
Rank: #3035 (-16)
23M → 24M
6:51 | 6:51/mi
40K· 24.85 mi
2:46:51
Rank: #2995 (+40)
24M → 40K
5:50 | 6:49/mi
25.2M
2:49:21
Rank: #2974 (+21)
40K → 25.2M
2:30 | 7:15/mi
Finish· 26.22 mi
2:56:06
Rank: #2951 (+23)
25.2M → Finish
6:45 | 6:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:42
Pace6:28 /mi
2nd Half
Distance13.11 mi
Time1:31:24
Pace6:58 /mi
📊Positive Split: 7.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:0319:506:2319:50
6:23
-
10K
6.21 mi10:40:1539:026:1719:12
6:11
-0:12
15K
9.32 mi11:01:211:00:086:2721:06
6:47
+0:36
20K
12.43 mi11:21:301:20:176:2820:09
6:29
-0:18
Half
13.11 mi11:25:551:24:426:284:25
6:28
-0:01
25K
15.53 mi11:41:521:40:396:2915:57
6:35
+0:07
30K
18.64 mi12:02:542:01:416:3221:02
6:46
+0:11
20M
20.00 mi12:12:182:11:056:339:24
6:55
+0:09
21M
21.00 mi12:19:322:18:196:357:14
7:14
+0:19
35K
21.75 mi12:24:432:23:306:365:11
6:56
-0:18
23M
23.00 mi12:35:232:34:106:4210:40
8:31
+1:35
24M
24.00 mi12:42:142:41:016:436:51
6:51
-1:40
40K
24.85 mi12:48:042:46:516:435:50
6:49
-0:02
25.2M
25.20 mi12:50:342:49:216:432:30
7:15
+0:26
Finish
26.22 mi12:57:192:56:066:436:45
6:37
-0:38

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

6:11 /mi

Average Pace

6:43 /mi

Slowest Pace

8:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:03:36

36% of race

Time at Steady Pace

1:32:06

52% of race

Time at Slower Pace

20:24

12% of race

Average Pace: 6:43 /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 mi10:21:0319:506:2319:50
6:23
#1759
10K
6.21 mi10:40:1539:026:1719:12
6:11
#1501
15K
9.32 mi11:01:211:00:086:2721:06
6:47
#2269
20K
12.43 mi11:21:301:20:176:2820:09
6:29
#2242
Half
13.11 mi11:25:551:24:426:284:25
6:28
#2259
25K
15.53 mi11:41:521:40:396:2915:57
6:35
#2306
30K
18.64 mi12:02:542:01:416:3221:02
6:46
#2362
20M
20.00 mi12:12:182:11:056:339:24
6:55
#2405
21M
21.00 mi12:19:322:18:196:357:14
7:14
#2414
35K
21.75 mi12:24:432:23:306:365:11
6:56
#2473
23M
23.00 mi12:35:232:34:106:4210:40
8:31
#3019
24M
24.00 mi12:42:142:41:016:436:51
6:51
#3035
40K
24.85 mi12:48:042:46:516:435:50
6:49
#2995
25.2M
25.20 mi12:50:342:49:216:432:30
7:15
#2974
Finish
26.22 mi12:57:192:56:066:436:45
6:37
#2951
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1759167716775000(Top 19%)4640(Top 31%)4640(Top 88%)
10K6.21 mi3.10 mi1501+2581431+2461431+2461274(Top 5%)1211(Top 8%)1211(Top 23%)
15K9.32 mi3.11 mi2269-7682173-7422173-7425000(Top 19%)4640(Top 31%)4640(Top 88%)
20K12.43 mi3.11 mi2242+272147+262147+262209(Top 8%)2120(Top 14%)2120(Top 40%)
Half13.11 mi0.68 mi2259-172165-182165-182639(Top 10%)2533(Top 17%)2533(Top 48%)
25K15.53 mi2.42 mi2306-472211-462211-462587(Top 10%)2476(Top 16%)2476(Top 47%)
30K18.64 mi3.11 mi2362-562264-532264-532803(Top 11%)2659(Top 18%)2659(Top 50%)
20M20.00 mi1.36 mi2405-432303-392303-393504(Top 13%)3269(Top 22%)3269(Top 62%)
21M21.00 mi1.00 mi2414-92313-102313-103269(Top 12%)3049(Top 20%)3049(Top 58%)
35K21.75 mi0.75 mi2473-592369-562369-564882(Top 18%)4388(Top 29%)4388(Top 83%)
23M23.00 mi1.25 mi3019-5462869-5002869-50013319(Top 50%)9042(Top 60%)9042(Top 171%)
24M24.00 mi1.00 mi3035-162881-122881-123905(Top 15%)3564(Top 23%)3564(Top 67%)
40K24.85 mi0.85 mi2995+402840+412840+412930(Top 11%)2697(Top 18%)2697(Top 51%)
25.2M25.20 mi0.35 mi2974+212819+212819+212700(Top 10%)2486(Top 16%)2486(Top 47%)
Finish26.22 mi1.02 mi2951+232794+252794+253088(Top 12%)2783(Top 18%)2783(Top 53%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

5000

Males

4640

M18-39

4640

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1274

Males

1211

M18-39

1211

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

5000

Males

4640

M18-39

4640

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2209

Males

2120

M18-39

2120

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2639

Males

2533

M18-39

2533

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2587

Males

2476

M18-39

2476

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

2803

Males

2659

M18-39

2659

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3504

Males

3269

M18-39

3269

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3269

Males

3049

M18-39

3049

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4882

Males

4388

M18-39

4388

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

13319

Males

9042

M18-39

9042

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

3905

Males

3564

M18-39

3564

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

2930

Males

2697

M18-39

2697

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2700

Males

2486

M18-39

2486

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3088

Males

2783

M18-39

2783

Passing Analysis

Category:
Athletes Passed
684
Passed By
1876
Net Change
-1192
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1759
5K → 10K27214+258#1759#1501
10K → 15K1769-768#1501#2269
15K → 20K7851+27#2269#2242
20K → Half522-17#2242#2259
Half → 25K3077-47#2259#2306
25K → 30K47103-56#2306#2362
30K → 20M2467-43#2362#2405
20M → 21M3140-9#2405#2414
21M → 35K1170-59#2414#2473
35K → 23M3549-546#2473#3019
23M → 24M3551-16#3019#3035
24M → 40K6020+40#3035#2995
40K → 25.2M3312+21#2995#2974
25.2M → Finish5431+23#2974#2951
TOTALS6841876-1192
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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