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BOSTON MARATHON 2023

Tobias Andersson

Bib: 2553•M

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 1%
Gender (Male)
#0 / 15176
Top 2%
Division (M18-39)
#0 / 5285
Top 5%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:01
Rank: #383
Start → 5K
18:01 | 5:48/mi
10K· 6.21 mi
35:47
Rank: #364 (+19)
5K → 10K
17:46 | 5:43/mi
15K· 9.32 mi
53:49
Rank: #360 (+4)
10K → 15K
18:02 | 5:48/mi
20K· 12.43 mi
1:11:54
Rank: #346 (+14)
15K → 20K
18:05 | 5:49/mi
Half· 13.11 mi
1:15:48
Rank: #340 (+6)
20K → Half
3:54 | 5:43/mi
25K· 15.53 mi
1:30:06
Rank: #345 (-5)
Half → 25K
14:18 | 5:54/mi
30K· 18.64 mi
1:48:54
Rank: #349 (-4)
25K → 30K
18:48 | 6:03/mi
20M
1:57:11
Rank: #351 (-2)
30K → 20M
8:17 | 6:06/mi
21M
2:03:36
Rank: #352 (-1)
20M → 21M
6:25 | 6:25/mi
35K· 21.75 mi
2:08:01
Rank: #351 (+1)
21M → 35K
4:25 | 5:54/mi
23M
2:15:44
Rank: #352 (-1)
35K → 23M
7:43 | 6:10/mi
24M
2:21:49
Rank: #359 (-7)
23M → 24M
6:05 | 6:05/mi
40K· 24.85 mi
2:27:09
Rank: #356 (+3)
24M → 40K
5:20 | 6:14/mi
25.2M
2:29:26
Rank: #358 (-2)
40K → 25.2M
2:17 | 6:37/mi
Finish· 26.22 mi
2:35:29
Rank: #355 (+3)
25.2M → Finish
6:03 | 5:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:15:48
Pace5:47 /mi
2nd Half
Distance13.11 mi
Time1:19:41
Pace6:05 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:3218:015:4818:01
5:48
-
10K
6.21 mi10:36:1835:475:4617:46
5:43
-0:05
15K
9.32 mi10:54:2053:495:4618:02
5:48
+0:05
20K
12.43 mi11:12:251:11:545:4718:05
5:49
+0:01
Half
13.11 mi11:16:191:15:485:473:54
5:43
-0:06
25K
15.53 mi11:30:371:30:065:4814:18
5:54
+0:11
30K
18.64 mi11:49:251:48:545:5118:48
6:03
+0:09
20M
20.00 mi11:57:421:57:115:528:17
6:06
+0:03
21M
21.00 mi12:04:072:03:365:536:25
6:25
+0:19
35K
21.75 mi12:08:322:08:015:534:25
5:54
-0:31
23M
23.00 mi12:16:152:15:445:547:43
6:10
+0:16
24M
24.00 mi12:22:202:21:495:556:05
6:05
-0:05
40K
24.85 mi12:27:402:27:095:555:20
6:14
+0:09
25.2M
25.20 mi12:29:572:29:265:562:17
6:37
+0:23
Finish
26.22 mi12:36:002:35:295:566:03
5:56
-0:41

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

5:43 /mi

Average Pace

5:56 /mi

Slowest Pace

6:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:26:47

94% of race

Time at Steady Pace

8:42

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:56 /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 mi10:18:3218:015:4818:01
5:48
#383
10K
6.21 mi10:36:1835:475:4617:46
5:43
#364
15K
9.32 mi10:54:2053:495:4618:02
5:48
#360
20K
12.43 mi11:12:251:11:545:4718:05
5:49
#346
Half
13.11 mi11:16:191:15:485:473:54
5:43
#340
25K
15.53 mi11:30:371:30:065:4814:18
5:54
#345
30K
18.64 mi11:49:251:48:545:5118:48
6:03
#349
20M
20.00 mi11:57:421:57:115:528:17
6:06
#351
21M
21.00 mi12:04:072:03:365:536:25
6:25
#352
35K
21.75 mi12:08:322:08:015:534:25
5:54
#351
23M
23.00 mi12:16:152:15:445:547:43
6:10
#352
24M
24.00 mi12:22:202:21:495:556:05
6:05
#359
40K
24.85 mi12:27:402:27:095:555:20
6:14
#356
25.2M
25.20 mi12:29:572:29:265:562:17
6:37
#358
Finish
26.22 mi12:36:002:35:295:566:03
5:56
#355
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi383348348375(Top 1%)341(Top 2%)341(Top 6%)
10K6.21 mi3.10 mi364+19329+19329+19330(Top 1%)296(Top 2%)296(Top 6%)
15K9.32 mi3.11 mi360+4326+3326+3375(Top 1%)341(Top 2%)341(Top 6%)
20K12.43 mi3.11 mi346+14313+13313+13331(Top 1%)299(Top 2%)299(Top 6%)
Half13.11 mi0.68 mi340+6308+5308+5297(Top 1%)273(Top 2%)273(Top 5%)
25K15.53 mi2.42 mi345-5313-5313-5385(Top 1%)357(Top 2%)357(Top 7%)
30K18.64 mi3.11 mi349-4317-4317-4436(Top 2%)404(Top 3%)404(Top 8%)
20M20.00 mi1.36 mi351-2319-2319-2468(Top 2%)434(Top 3%)434(Top 8%)
21M21.00 mi1.00 mi352-1320-1320-1506(Top 2%)472(Top 3%)472(Top 9%)
35K21.75 mi0.75 mi351+1320320508(Top 2%)472(Top 3%)472(Top 9%)
23M23.00 mi1.25 mi352-1321-1321-1554(Top 2%)523(Top 3%)523(Top 10%)
24M24.00 mi1.00 mi359-7327-6327-6707(Top 3%)669(Top 4%)669(Top 13%)
40K24.85 mi0.85 mi356+3324+3324+3717(Top 3%)678(Top 4%)678(Top 13%)
25.2M25.20 mi0.35 mi358-2326-2326-2666(Top 3%)631(Top 4%)631(Top 12%)
Finish26.22 mi1.02 mi355+3323+3323+3582(Top 2%)553(Top 4%)553(Top 10%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21stories
+97ft-345ft

Overall

375

Males

341

M18-39

341

5K→10K

3.1 - 6.2 mi

Top 1%
×5stories
+79ft-138ft

Overall

330

Males

296

M18-39

296

10K→15K

6.2 - 9.3 mi

Top 1%
×3stories
+67ft-78ft

Overall

375

Males

341

M18-39

341

15K→20K

9.3 - 12.4 mi

Top 1%
×5stories
+106ft-86ft

Overall

331

Males

299

M18-39

299

20K→Half

12.4 - 13.1 mi

Top 1%
×2stories
+19ft-37ft

Overall

297

Males

273

M18-39

273

Half→25K

13.1 - 15.5 mi

Top 1%
×4stories
+66ft-88ft

Overall

385

Males

357

M18-39

357

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

436

Males

404

M18-39

404

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

468

Males

434

M18-39

434

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

506

Males

472

M18-39

472

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

508

Males

472

M18-39

472

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

554

Males

523

M18-39

523

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

707

Males

669

M18-39

669

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

717

Males

678

M18-39

678

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

666

Males

631

M18-39

631

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

582

Males

553

M18-39

553

Passing Analysis

Category:
Athletes Passed
143
Passed By
115
Net Change
+28
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#383
5K → 10K3011+19#383#364
10K → 15K1410+4#364#360
15K → 20K173+14#360#346
20K → Half60+6#346#340
Half → 25K1116-5#340#345
25K → 30K1115-4#345#349
30K → 20M57-2#349#351
20M → 21M67-1#351#352
21M → 35K54+1#352#351
35K → 23M1011-1#351#352
23M → 24M411-7#352#359
24M → 40K96+3#359#356
40K → 25.2M24-2#356#358
25.2M → Finish1310+3#358#355
TOTALS143115+28
📊

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