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BOSTON MARATHON 2023

Tom Inge Tilley Jensen

Bib: 27817•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M45-49)
#0 / 2252
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
8:35/mi
26:40
↑ 97↓ 3451.5%
10K· 6.21 mi
8:27/mi
52:54
↑ 79↓ 1380.4%
15K· 9.32 mi
9:00/mi
1:20:51
↑ 67↓ 78
20K· 12.43 mi
9:21/mi
1:49:54
↑ 106↓ 860.1%
Half· 13.11 mi
8:58/mi
1:56:01
↑ 19↓ 370.5%
25K· 15.53 mi
10:16/mi
2:20:54
↑ 66↓ 880.2%
30K· 18.64 mi
10:38/mi
2:53:57
↑ 181↓ 1480.2%
20M
10:32/mi
3:08:16
↑ 64↓ 500.2%
21M
12:16/mi
3:20:32
↑ 106↓ 241.6%
35K· 21.75 mi
9:59/mi
3:28:00
↑ 17↓ 861.7%
23M
10:55/mi
3:41:40
↑ 23↓ 630.6%
24M
10:51/mi
3:52:31
↓ 821.3%
40K· 24.85 mi
11:49/mi
4:02:37
↓ 200.3%
25.2M
13:17/mi
4:07:12
↑ 13↓ 160.2%
Finish· 26.22 mi
10:56/mi
4:18:20
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:01
Pace8:51 /mi
2nd Half
Distance13.11 mi
Time2:22:19
Pace10:51 /mi
📊Positive Split: 22.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:1426:408:3526:40
8:35
-
10K
6.21 mi12:10:2852:548:3126:14
8:27
-0:08
15K
9.32 mi12:38:251:20:518:4027:57
9:00
+0:33
20K
12.43 mi13:07:281:49:548:5129:03
9:21
+0:21
Half
13.11 mi13:13:351:56:018:516:07
8:58
-0:23
25K
15.53 mi13:38:282:20:549:0424:53
10:16
+1:18
30K
18.64 mi14:11:312:53:579:2033:03
10:38
+0:22
20M
20.00 mi14:25:503:08:169:2514:19
10:32
-0:06
21M
21.00 mi14:38:063:20:329:3312:16
12:16
+1:44
35K
21.75 mi14:45:343:28:009:347:28
9:59
-2:17
23M
23.00 mi14:59:143:41:409:3813:40
10:55
+0:56
24M
24.00 mi15:10:053:52:319:4110:51
10:51
-0:04
40K
24.85 mi15:20:114:02:379:4610:06
11:49
+0:58
25.2M
25.20 mi15:24:464:07:129:494:35
13:17
+1:28
Finish
26.22 mi15:35:544:18:209:5211:08
10:56
-2:21

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

8:27 /mi

Average Pace

9:52 /mi

Slowest Pace

13:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:01

45% of race

Time at Steady Pace

1:55:22

45% of race

Time at Slower Pace

26:57

10% of race

Average Pace: 9:51 /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 mi11:44:1426:408:3526:40
8:35
#18128
10K
6.21 mi12:10:2852:548:3126:14
8:27
#17983
15K
9.32 mi12:38:251:20:518:4027:57
9:00
#18896
20K
12.43 mi13:07:281:49:548:5129:03
9:21
#19549
Half
13.11 mi13:13:351:56:018:516:07
8:58
#19589
25K
15.53 mi13:38:282:20:549:0424:53
10:16
#20438
30K
18.64 mi14:11:312:53:579:2033:03
10:38
#20939
20M
20.00 mi14:25:503:08:169:2514:19
10:32
#21012
21M
21.00 mi14:38:063:20:329:3312:16
12:16
#21192
35K
21.75 mi14:45:343:28:009:347:28
9:59
#21182
23M
23.00 mi14:59:143:41:409:3813:40
10:55
#21244
24M
24.00 mi15:10:053:52:319:4110:51
10:51
#21335
40K
24.85 mi15:20:114:02:379:4610:06
11:49
#21479
25.2M
25.20 mi15:24:464:07:129:494:35
13:17
#21560
Finish
26.22 mi15:35:544:18:209:5211:08
10:56
#21671
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi18128114721147220488(Top 77%)12520(Top 82%)12520(Top 556%)
10K6.21 mi3.10 mi17983+14511439+3311439+3317891(Top 67%)11457(Top 75%)11457(Top 509%)
15K9.32 mi3.11 mi18896-91311810-37111810-37120488(Top 77%)12520(Top 82%)12520(Top 556%)
20K12.43 mi3.11 mi19549-65312075-26512075-26521093(Top 79%)12784(Top 84%)12784(Top 568%)
Half13.11 mi0.68 mi19589-4012091-1612091-1620294(Top 76%)12439(Top 82%)12439(Top 552%)
25K15.53 mi2.42 mi20438-84912468-37712468-37722758(Top 85%)13485(Top 89%)13485(Top 599%)
30K18.64 mi3.11 mi20939-50112674-20612674-20622485(Top 84%)13288(Top 88%)13288(Top 590%)
20M20.00 mi1.36 mi21012-7312691-1712691-1721816(Top 82%)12914(Top 85%)12914(Top 573%)
21M21.00 mi1.00 mi21192-18012751-6012751-6023139(Top 87%)13499(Top 89%)13499(Top 599%)
35K21.75 mi0.75 mi21182+1012736+1512736+1521199(Top 80%)12581(Top 83%)12581(Top 559%)
23M23.00 mi1.25 mi21244-6212751-1512751-1522176(Top 83%)13002(Top 86%)13002(Top 577%)
24M24.00 mi1.00 mi21335-9112786-3512786-3522750(Top 85%)13227(Top 87%)13227(Top 587%)
40K24.85 mi0.85 mi21479-14412844-5812844-5823648(Top 89%)13606(Top 90%)13606(Top 604%)
25.2M25.20 mi0.35 mi21560-8112874-3012874-3024275(Top 91%)13925(Top 92%)13925(Top 618%)
Finish26.22 mi1.02 mi21671-11112921-4712921-4723825(Top 89%)13729(Top 90%)13729(Top 610%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

20488

Males

12520

M45-49

12520

5K→10K

3.1 - 6.2 mi

Top 67%
×5story building
+79ft-138ft

Overall

17891

Males

11457

M45-49

11457

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

20488

Males

12520

M45-49

12520

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

21093

Males

12784

M45-49

12784

20K→Half

12.4 - 13.1 mi

Top 76%
×2story building
+19ft-37ft

Overall

20294

Males

12439

M45-49

12439

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

22758

Males

13485

M45-49

13485

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

22485

Males

13288

M45-49

13288

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

21816

Males

12914

M45-49

12914

20M→21M

20.0 - 21.0 mi

Top 87%
×8story building
+106ft-24ft

Overall

23139

Males

13499

M45-49

13499

21M→35K

21.0 - 21.8 mi

Top 80%
×7story building
+17ft-86ft

Overall

21199

Males

12581

M45-49

12581

35K→23M

21.8 - 23.0 mi

Top 83%
×5story building
+23ft-63ft

Overall

22176

Males

13002

M45-49

13002

23M→24M

23.0 - 24.0 mi

Top 85%
×6story building
+12ft-82ft

Overall

22750

Males

13227

M45-49

13227

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

23648

Males

13606

M45-49

13606

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24275

Males

13925

M45-49

13925

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2story building
+22ft-21ft

Overall

23825

Males

13729

M45-49

13729

Passing Analysis

Category:
Athletes Passed
736
Passed By
4279
Net Change
-3543
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18128
5K → 10K394249+145#18128#17983
10K → 15K18931-913#17983#18896
15K → 20K46699-653#18896#19549
20K → Half1353-40#19549#19589
Half → 25K11860-849#19589#20438
25K → 30K45546-501#20438#20939
30K → 20M50123-73#20939#21012
20M → 21M16196-180#21012#21192
21M → 35K4434+10#21192#21182
35K → 23M47109-62#21182#21244
23M → 24M23114-91#21244#21335
24M → 40K12156-144#21335#21479
40K → 25.2M586-81#21479#21560
25.2M → Finish12123-111#21560#21671
TOTALS7364279-3543
📊

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