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BOSTON MARATHON 2023

Eric Berg

Bib: 667•M

MI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 2%
Gender (Male)
#0 / 15176
Top 3%
Division (M18-39)
#0 / 5285
Top 9%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:25
Rank: #582
Start → 5K
18:25 | 5:56/mi
10K· 6.21 mi
36:43
Rank: #570 (+12)
5K → 10K
18:18 | 5:53/mi
15K· 9.32 mi
55:06
Rank: #561 (+9)
10K → 15K
18:23 | 5:55/mi
20K· 12.43 mi
1:13:33
Rank: #529 (+32)
15K → 20K
18:27 | 5:56/mi
Half· 13.11 mi
1:17:34
Rank: #527 (+2)
20K → Half
4:01 | 5:53/mi
25K· 15.53 mi
1:32:01
Rank: #520 (+7)
Half → 25K
14:27 | 5:58/mi
30K· 18.64 mi
1:51:07
Rank: #508 (+12)
25K → 30K
19:06 | 6:09/mi
20M
1:59:27
Rank: #499 (+9)
30K → 20M
8:20 | 6:08/mi
21M
2:06:08
Rank: #512 (-13)
20M → 21M
6:41 | 6:41/mi
35K· 21.75 mi
2:10:40
Rank: #522 (-10)
21M → 35K
4:32 | 6:04/mi
23M
2:18:37
Rank: #533 (-11)
35K → 23M
7:57 | 6:21/mi
24M
2:24:48
Rank: #538 (-5)
23M → 24M
6:11 | 6:11/mi
40K· 24.85 mi
2:30:11
Rank: #540 (-2)
24M → 40K
5:23 | 6:18/mi
25.2M
2:32:32
Rank: #543 (-3)
40K → 25.2M
2:21 | 6:49/mi
Finish· 26.22 mi
2:38:50
Rank: #559 (-16)
25.2M → Finish
6:18 | 6:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:17:34
Pace5:55 /mi
2nd Half
Distance13.11 mi
Time1:21:16
Pace6:12 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:3418:255:5618:25
5:56
-
10K
6.21 mi10:36:5236:435:5518:18
5:53
-0:03
15K
9.32 mi10:55:1555:065:5518:23
5:55
+0:02
20K
12.43 mi11:13:421:13:335:5518:27
5:56
+0:01
Half
13.11 mi11:17:431:17:345:554:01
5:53
-0:03
25K
15.53 mi11:32:101:32:015:5514:27
5:58
+0:05
30K
18.64 mi11:51:161:51:075:5819:06
6:09
+0:11
20M
20.00 mi11:59:361:59:275:588:20
6:08
-0:01
21M
21.00 mi12:06:172:06:086:006:41
6:41
+0:33
35K
21.75 mi12:10:492:10:406:004:32
6:04
-0:37
23M
23.00 mi12:18:462:18:376:027:57
6:21
+0:17
24M
24.00 mi12:24:572:24:486:026:11
6:11
-0:10
40K
24.85 mi12:30:202:30:116:035:23
6:18
+0:07
25.2M
25.20 mi12:32:412:32:326:032:21
6:49
+0:31
Finish
26.22 mi12:38:592:38:506:046:18
6:11
-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

5:53 /mi

Average Pace

6:04 /mi

Slowest Pace

6:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:48

94% of race

Time at Steady Pace

9:02

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:03 /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 mi10:18:3418:255:5618:25
5:56
#582
10K
6.21 mi10:36:5236:435:5518:18
5:53
#570
15K
9.32 mi10:55:1555:065:5518:23
5:55
#561
20K
12.43 mi11:13:421:13:335:5518:27
5:56
#529
Half
13.11 mi11:17:431:17:345:554:01
5:53
#527
25K
15.53 mi11:32:101:32:015:5514:27
5:58
#520
30K
18.64 mi11:51:161:51:075:5819:06
6:09
#508
20M
20.00 mi11:59:361:59:275:588:20
6:08
#499
21M
21.00 mi12:06:172:06:086:006:41
6:41
#512
35K
21.75 mi12:10:492:10:406:004:32
6:04
#522
23M
23.00 mi12:18:462:18:376:027:57
6:21
#533
24M
24.00 mi12:24:572:24:486:026:11
6:11
#538
40K
24.85 mi12:30:202:30:116:035:23
6:18
#540
25.2M
25.20 mi12:32:412:32:326:032:21
6:49
#543
Finish
26.22 mi12:38:592:38:506:046:18
6:11
#559
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi582539539546(Top 2%)504(Top 3%)504(Top 10%)
10K6.21 mi3.10 mi570+12528+11528+11576(Top 2%)533(Top 4%)533(Top 10%)
15K9.32 mi3.11 mi561+9519+9519+9546(Top 2%)504(Top 3%)504(Top 10%)
20K12.43 mi3.11 mi529+32488+31488+31483(Top 2%)444(Top 3%)444(Top 8%)
Half13.11 mi0.68 mi527+2487+1487+1524(Top 2%)486(Top 3%)486(Top 9%)
25K15.53 mi2.42 mi520+7480+7480+7488(Top 2%)452(Top 3%)452(Top 9%)
30K18.64 mi3.11 mi508+12469+11469+11581(Top 2%)545(Top 4%)545(Top 10%)
20M20.00 mi1.36 mi499+9461+8461+8536(Top 2%)502(Top 3%)502(Top 9%)
21M21.00 mi1.00 mi512-13474-13474-131030(Top 4%)981(Top 6%)981(Top 19%)
35K21.75 mi0.75 mi522-10484-10484-10806(Top 3%)763(Top 5%)763(Top 14%)
23M23.00 mi1.25 mi533-11495-11495-11948(Top 4%)901(Top 6%)901(Top 17%)
24M24.00 mi1.00 mi538-5500-5500-5942(Top 4%)891(Top 6%)891(Top 17%)
40K24.85 mi0.85 mi540-2503-3503-3867(Top 3%)820(Top 5%)820(Top 16%)
25.2M25.20 mi0.35 mi543-3506-3506-31147(Top 4%)1086(Top 7%)1086(Top 21%)
Finish26.22 mi1.02 mi559-16521-15521-151198(Top 5%)1139(Top 8%)1139(Top 22%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

546

Males

504

M18-39

504

5K→10K

3.1 - 6.2 mi

Top 2%
×5stories
+79ft-138ft

Overall

576

Males

533

M18-39

533

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

546

Males

504

M18-39

504

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

483

Males

444

M18-39

444

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

524

Males

486

M18-39

486

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

488

Males

452

M18-39

452

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

581

Males

545

M18-39

545

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

536

Males

502

M18-39

502

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1030

Males

981

M18-39

981

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

806

Males

763

M18-39

763

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

948

Males

901

M18-39

901

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

942

Males

891

M18-39

891

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

867

Males

820

M18-39

820

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1147

Males

1086

M18-39

1086

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1198

Males

1139

M18-39

1139

Passing Analysis

Category:
Athletes Passed
191
Passed By
168
Net Change
+23
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#582
5K → 10K3725+12#582#570
10K → 15K2314+9#570#561
15K → 20K386+32#561#529
20K → Half42+2#529#527
Half → 25K147+7#527#520
25K → 30K2513+12#520#508
30K → 20M112+9#508#499
20M → 21M417-13#499#512
21M → 35K212-10#512#522
35K → 23M819-11#522#533
23M → 24M813-5#533#538
24M → 40K1113-2#538#540
40K → 25.2M14-3#540#543
25.2M → Finish521-16#543#559
TOTALS191168+23
📊

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