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BOSTON MARATHON 2023

Sebastian Borring

Bib: 4917•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 9%
Gender (Male)
#0 / 15176
Top 16%
Division (M18-39)
#0 / 5285
Top 35%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:14
Rank: #2336
Start → 5K
20:14 | 6:31/mi
10K· 6.21 mi
40:15
Rank: #2372 (-36)
5K → 10K
20:01 | 6:27/mi
15K· 9.32 mi
1:00:26
Rank: #2459 (-87)
10K → 15K
20:11 | 6:30/mi
20K· 12.43 mi
1:20:39
Rank: #2392 (+67)
15K → 20K
20:13 | 6:30/mi
Half· 13.11 mi
1:25:01
Rank: #2387 (+5)
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:40:45
Rank: #2341 (+46)
Half → 25K
15:44 | 6:29/mi
30K· 18.64 mi
2:01:41
Rank: #2361 (-20)
25K → 30K
20:56 | 6:44/mi
20M
2:10:55
Rank: #2361
30K → 20M
9:14 | 6:48/mi
21M
2:18:14
Rank: #2399 (-38)
20M → 21M
7:19 | 7:19/mi
35K· 21.75 mi
2:23:19
Rank: #2429 (-30)
21M → 35K
5:05 | 6:48/mi
23M
2:32:14
Rank: #2468 (-39)
35K → 23M
8:55 | 7:07/mi
24M
2:38:59
Rank: #2483 (-15)
23M → 24M
6:45 | 6:45/mi
40K· 24.85 mi
2:45:01
Rank: #2528 (-45)
24M → 40K
6:02 | 7:03/mi
25.2M
2:47:31
Rank: #2523 (+5)
40K → 25.2M
2:30 | 7:15/mi
Finish· 26.22 mi
2:54:13
Rank: #2517 (+6)
25.2M → Finish
6:42 | 6:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:01
Pace6:29 /mi
2nd Half
Distance13.11 mi
Time1:29:12
Pace6:48 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3620:146:3120:14
6:31
-
10K
6.21 mi10:42:3740:156:2920:01
6:27
-0:04
15K
9.32 mi11:02:481:00:266:2920:11
6:30
+0:03
20K
12.43 mi11:23:011:20:396:2920:13
6:30
0:00
Half
13.11 mi11:27:231:25:016:294:22
6:24
-0:06
25K
15.53 mi11:43:071:40:456:2915:44
6:29
+0:05
30K
18.64 mi12:04:032:01:416:3220:56
6:44
+0:15
20M
20.00 mi12:13:172:10:556:339:14
6:48
+0:04
21M
21.00 mi12:20:362:18:146:357:19
7:19
+0:31
35K
21.75 mi12:25:412:23:196:355:05
6:48
-0:31
23M
23.00 mi12:34:362:32:146:378:55
7:07
+0:19
24M
24.00 mi12:41:212:38:596:376:45
6:45
-0:22
40K
24.85 mi12:47:232:45:016:386:02
7:03
+0:18
25.2M
25.20 mi12:49:532:47:316:392:30
7:15
+0:12
Finish
26.22 mi12:56:352:54:136:396:42
6:34
-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

6:24 /mi

Average Pace

6:39 /mi

Slowest Pace

7:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:27

86% of race

Time at Steady Pace

24:46

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:39 /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 mi10:22:3620:146:3120:14
6:31
#2336
10K
6.21 mi10:42:3740:156:2920:01
6:27
#2372
15K
9.32 mi11:02:481:00:266:2920:11
6:30
#2459
20K
12.43 mi11:23:011:20:396:2920:13
6:30
#2392
Half
13.11 mi11:27:231:25:016:294:22
6:24
#2387
25K
15.53 mi11:43:071:40:456:2915:44
6:29
#2341
30K
18.64 mi12:04:032:01:416:3220:56
6:44
#2361
20M
20.00 mi12:13:172:10:556:339:14
6:48
#2361
21M
21.00 mi12:20:362:18:146:357:19
7:19
#2399
35K
21.75 mi12:25:412:23:196:355:05
6:48
#2429
23M
23.00 mi12:34:362:32:146:378:55
7:07
#2468
24M
24.00 mi12:41:212:38:596:376:45
6:45
#2483
40K
24.85 mi12:47:232:45:016:386:02
7:03
#2528
25.2M
25.20 mi12:49:532:47:316:392:30
7:15
#2523
Finish
26.22 mi12:56:352:54:136:396:42
6:34
#2517
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2336222822282612(Top 10%)2501(Top 16%)2501(Top 47%)
10K6.21 mi3.10 mi2372-362264-362264-362458(Top 9%)2351(Top 15%)2351(Top 44%)
15K9.32 mi3.11 mi2459-872350-862350-862612(Top 10%)2501(Top 16%)2501(Top 47%)
20K12.43 mi3.11 mi2392+672291+592291+592327(Top 9%)2230(Top 15%)2230(Top 42%)
Half13.11 mi0.68 mi2387+52288+32288+32241(Top 8%)2151(Top 14%)2151(Top 41%)
25K15.53 mi2.42 mi2341+462246+422246+422125(Top 8%)2038(Top 13%)2038(Top 39%)
30K18.64 mi3.11 mi2361-202263-172263-172601(Top 10%)2472(Top 16%)2472(Top 47%)
20M20.00 mi1.36 mi23612262+12262+12755(Top 10%)2602(Top 17%)2602(Top 49%)
21M21.00 mi1.00 mi2399-382298-362298-363655(Top 14%)3386(Top 22%)3386(Top 64%)
35K21.75 mi0.75 mi2429-302326-282326-284096(Top 15%)3746(Top 25%)3746(Top 71%)
23M23.00 mi1.25 mi2468-392362-362362-364377(Top 16%)3986(Top 26%)3986(Top 75%)
24M24.00 mi1.00 mi2483-152375-132375-133351(Top 13%)3088(Top 20%)3088(Top 58%)
40K24.85 mi0.85 mi2528-452414-392414-394100(Top 15%)3661(Top 24%)3661(Top 69%)
25.2M25.20 mi0.35 mi2523+52407+72407+72682(Top 10%)2468(Top 16%)2468(Top 47%)
Finish26.22 mi1.02 mi2517+62401+62401+62841(Top 11%)2578(Top 17%)2578(Top 49%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2612

Males

2501

M18-39

2501

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2458

Males

2351

M18-39

2351

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2612

Males

2501

M18-39

2501

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2327

Males

2230

M18-39

2230

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2241

Males

2151

M18-39

2151

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2125

Males

2038

M18-39

2038

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2601

Males

2472

M18-39

2472

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2755

Males

2602

M18-39

2602

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

3655

Males

3386

M18-39

3386

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4096

Males

3746

M18-39

3746

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4377

Males

3986

M18-39

3986

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3351

Males

3088

M18-39

3088

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4100

Males

3661

M18-39

3661

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2682

Males

2468

M18-39

2468

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

2841

Males

2578

M18-39

2578

Passing Analysis

Category:
Athletes Passed
582
Passed By
763
Net Change
-181
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2336
5K → 10K106142-36#2336#2372
10K → 15K43130-87#2372#2459
15K → 20K9326+67#2459#2392
20K → Half1712+5#2392#2387
Half → 25K6721+46#2387#2341
25K → 30K6181-20#2341#2361
30K → 20M38380#2361#2361
20M → 21M1856-38#2361#2399
21M → 35K1444-30#2399#2429
35K → 23M3069-39#2429#2468
23M → 24M1833-15#2468#2483
24M → 40K1762-45#2483#2528
40K → 25.2M2318+5#2528#2523
25.2M → Finish3731+6#2523#2517
TOTALS582763-181
📊

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