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BOSTON MARATHON 2023

Samuel Gibson

Bib: 2190•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 9%
Gender (Male)
#0 / 15176
Top 15%
Division (M18-39)
#0 / 5285
Top 34%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:30
Rank: #1368
Start → 5K
19:30 | 6:17/mi
10K· 6.21 mi
38:32
Rank: #1209 (+159)
5K → 10K
19:02 | 6:08/mi
15K· 9.32 mi
58:35
Rank: #1522 (-313)
10K → 15K
20:03 | 6:27/mi
20K· 12.43 mi
1:18:35
Rank: #1629 (-107)
15K → 20K
20:00 | 6:26/mi
Half· 13.11 mi
1:23:47
Rank: #1900 (-271)
20K → Half
5:12 | 7:37/mi
25K· 15.53 mi
1:39:29
Rank: #1908 (-8)
Half → 25K
15:42 | 6:29/mi
30K· 18.64 mi
2:00:56
Rank: #2164 (-256)
25K → 30K
21:27 | 6:54/mi
20M
2:10:05
Rank: #2167 (-3)
30K → 20M
9:09 | 6:44/mi
21M
2:17:09
Rank: #2161 (+6)
20M → 21M
7:04 | 7:04/mi
35K· 21.75 mi
2:22:21
Rank: #2228 (-67)
21M → 35K
5:12 | 6:57/mi
23M
2:31:10
Rank: #2281 (-53)
35K → 23M
8:49 | 7:03/mi
24M
2:37:54
Rank: #2305 (-24)
23M → 24M
6:44 | 6:44/mi
40K· 24.85 mi
2:43:44
Rank: #2295 (+10)
24M → 40K
5:50 | 6:49/mi
25.2M
2:46:50
Rank: #2376 (-81)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
2:53:46
Rank: #2421 (-45)
25.2M → Finish
6:56 | 6:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:47
Pace6:23 /mi
2nd Half
Distance13.11 mi
Time1:29:59
Pace6:52 /mi
📊Positive Split: 7.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1119:306:1719:30
6:17
-
10K
6.21 mi10:39:1338:326:1219:02
6:08
-0:09
15K
9.32 mi10:59:1658:356:1720:03
6:27
+0:19
20K
12.43 mi11:19:161:18:356:1920:00
6:26
-0:01
Half
13.11 mi11:24:281:23:476:235:12
7:37
+1:11
25K
15.53 mi11:40:101:39:296:2415:42
6:29
-1:08
30K
18.64 mi12:01:372:00:566:2921:27
6:54
+0:25
20M
20.00 mi12:10:462:10:056:309:09
6:44
-0:10
21M
21.00 mi12:17:502:17:096:327:04
7:04
+0:20
35K
21.75 mi12:23:022:22:216:335:12
6:57
-0:07
23M
23.00 mi12:31:512:31:106:348:49
7:03
+0:06
24M
24.00 mi12:38:352:37:546:356:44
6:44
-0:19
40K
24.85 mi12:44:252:43:446:355:50
6:49
+0:05
25.2M
25.20 mi12:47:312:46:506:373:06
8:59
+2:10
Finish
26.22 mi12:54:272:53:466:386:56
6:48
-2:11

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

6:08 /mi

Average Pace

6:38 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:18:35

45% of race

Time at Steady Pace

1:26:53

50% of race

Time at Slower Pace

8:18

5% of race

Average Pace: 6:38 /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 mi10:20:1119:306:1719:30
6:17
#1368
10K
6.21 mi10:39:1338:326:1219:02
6:08
#1209
15K
9.32 mi10:59:1658:356:1720:03
6:27
#1522
20K
12.43 mi11:19:161:18:356:1920:00
6:26
#1629
Half
13.11 mi11:24:281:23:476:235:12
7:37
#1900
25K
15.53 mi11:40:101:39:296:2415:42
6:29
#1908
30K
18.64 mi12:01:372:00:566:2921:27
6:54
#2164
20M
20.00 mi12:10:462:10:056:309:09
6:44
#2167
21M
21.00 mi12:17:502:17:096:327:04
7:04
#2161
35K
21.75 mi12:23:022:22:216:335:12
6:57
#2228
23M
23.00 mi12:31:512:31:106:348:49
7:03
#2281
24M
24.00 mi12:38:352:37:546:356:44
6:44
#2305
40K
24.85 mi12:44:252:43:446:355:50
6:49
#2295
25.2M
25.20 mi12:47:312:46:506:373:06
8:59
#2376
Finish
26.22 mi12:54:272:53:466:386:56
6:48
#2421
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1368130013002380(Top 9%)2284(Top 15%)2284(Top 43%)
10K6.21 mi3.10 mi1209+1591146+1541146+1541112(Top 4%)1055(Top 7%)1055(Top 20%)
15K9.32 mi3.11 mi1522-3131452-3061452-3062380(Top 9%)2284(Top 15%)2284(Top 43%)
20K12.43 mi3.11 mi1629-1071558-1061558-1061985(Top 7%)1906(Top 13%)1906(Top 36%)
Half13.11 mi0.68 mi1900-2711820-2621820-26211110(Top 42%)8642(Top 57%)8642(Top 164%)
25K15.53 mi2.42 mi1908-81826-61826-62062(Top 8%)1976(Top 13%)1976(Top 37%)
30K18.64 mi3.11 mi2164-2562076-2502076-2503666(Top 14%)3440(Top 23%)3440(Top 65%)
20M20.00 mi1.36 mi2167-32077-12077-12430(Top 9%)2305(Top 15%)2305(Top 44%)
21M21.00 mi1.00 mi2161+62070+72070+72461(Top 9%)2324(Top 15%)2324(Top 44%)
35K21.75 mi0.75 mi2228-672135-652135-655010(Top 19%)4485(Top 30%)4485(Top 85%)
23M23.00 mi1.25 mi2281-532185-502185-503959(Top 15%)3640(Top 24%)3640(Top 69%)
24M24.00 mi1.00 mi2305-242207-222207-223259(Top 12%)3014(Top 20%)3014(Top 57%)
40K24.85 mi0.85 mi2295+102196+112196+112915(Top 11%)2682(Top 18%)2682(Top 51%)
25.2M25.20 mi0.35 mi2376-812273-772273-7712316(Top 46%)8379(Top 55%)8379(Top 159%)
Finish26.22 mi1.02 mi2421-452312-392312-394056(Top 15%)3577(Top 24%)3577(Top 68%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2380

Males

2284

M18-39

2284

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1112

Males

1055

M18-39

1055

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2380

Males

2284

M18-39

2284

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1985

Males

1906

M18-39

1906

20K→Half

12.4 - 13.1 mi

Top 42%
×2stories
+19ft-37ft

Overall

11110

Males

8642

M18-39

8642

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2062

Males

1976

M18-39

1976

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

3666

Males

3440

M18-39

3440

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2430

Males

2305

M18-39

2305

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2461

Males

2324

M18-39

2324

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

5010

Males

4485

M18-39

4485

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

3959

Males

3640

M18-39

3640

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3259

Males

3014

M18-39

3014

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

2915

Males

2682

M18-39

2682

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

12316

Males

8379

M18-39

8379

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4056

Males

3577

M18-39

3577

Passing Analysis

Category:
Athletes Passed
416
Passed By
1469
Net Change
-1053
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1368
5K → 10K17516+159#1368#1209
10K → 15K3316-313#1209#1522
15K → 20K17124-107#1522#1629
20K → Half1272-271#1629#1900
Half → 25K3644-8#1900#1908
25K → 30K19275-256#1908#2164
30K → 20M3235-3#2164#2167
20M → 21M4135+6#2167#2161
21M → 35K774-67#2161#2228
35K → 23M1366-53#2228#2281
23M → 24M2347-24#2281#2305
24M → 40K2717+10#2305#2295
40K → 25.2M283-81#2295#2376
25.2M → Finish2065-45#2376#2421
TOTALS4161469-1053
📊

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