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BOSTON MARATHON 2023

Nathan Wellington

Bib: 5178•M

MT

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
20:46
Rank: #3501
Start → 5K
20:46 | 6:41/mi
10K· 6.21 mi
40:50
Rank: #2947 (+554)
5K → 10K
20:04 | 6:28/mi
15K· 9.32 mi
1:00:29
Rank: #2480 (+467)
10K → 15K
19:39 | 6:19/mi
20K· 12.43 mi
1:20:14
Rank: #2220 (+260)
15K → 20K
19:45 | 6:21/mi
Half· 13.11 mi
1:24:34
Rank: #2204 (+16)
20K → Half
4:20 | 6:21/mi
25K· 15.53 mi
1:40:15
Rank: #2159 (+45)
Half → 25K
15:41 | 6:28/mi
30K· 18.64 mi
2:00:55
Rank: #2156 (+3)
25K → 30K
20:40 | 6:39/mi
20M
2:09:57
Rank: #2124 (+32)
30K → 20M
9:02 | 6:39/mi
21M
2:17:05
Rank: #2148 (-24)
20M → 21M
7:08 | 7:08/mi
35K· 21.75 mi
2:22:02
Rank: #2164 (-16)
21M → 35K
4:57 | 6:37/mi
23M
2:30:54
Rank: #2230 (-66)
35K → 23M
8:52 | 7:05/mi
24M
2:37:51
Rank: #2295 (-65)
23M → 24M
6:57 | 6:57/mi
40K· 24.85 mi
2:44:08
Rank: #2356 (-61)
24M → 40K
6:17 | 7:21/mi
25.2M
2:46:51
Rank: #2382 (-26)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
2:54:00
Rank: #2473 (-91)
25.2M → Finish
7:09 | 7:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:34
Pace6:27 /mi
2nd Half
Distance13.11 mi
Time1:29:26
Pace6:49 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:4120:466:4120:46
6:41
-
10K
6.21 mi10:43:4540:506:3420:04
6:28
-0:13
15K
9.32 mi11:03:241:00:296:2919:39
6:19
-0:09
20K
12.43 mi11:23:091:20:146:2719:45
6:21
+0:02
Half
13.11 mi11:27:291:24:346:274:20
6:21
0:00
25K
15.53 mi11:43:101:40:156:2715:41
6:28
+0:07
30K
18.64 mi12:03:502:00:556:2920:40
6:39
+0:11
20M
20.00 mi12:12:522:09:576:309:02
6:39
0:00
21M
21.00 mi12:20:002:17:056:327:08
7:08
+0:29
35K
21.75 mi12:24:572:22:026:324:57
6:37
-0:31
23M
23.00 mi12:33:492:30:546:348:52
7:05
+0:28
24M
24.00 mi12:40:462:37:516:356:57
6:57
-0:08
40K
24.85 mi12:47:032:44:086:366:17
7:21
+0:24
25.2M
25.20 mi12:49:462:46:516:372:43
7:53
+0:32
Finish
26.22 mi12:56:552:54:006:387:09
7:01
-0:52

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

6:19 /mi

Average Pace

6:38 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

43:44

25% of race

Time at Steady Pace

1:31:10

52% of race

Time at Slower Pace

39:06

22% 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 mi10:23:4120:466:4120:46
6:41
#3501
10K
6.21 mi10:43:4540:506:3420:04
6:28
#2947
15K
9.32 mi11:03:241:00:296:2919:39
6:19
#2480
20K
12.43 mi11:23:091:20:146:2719:45
6:21
#2220
Half
13.11 mi11:27:291:24:346:274:20
6:21
#2204
25K
15.53 mi11:43:101:40:156:2715:41
6:28
#2159
30K
18.64 mi12:03:502:00:556:2920:40
6:39
#2156
20M
20.00 mi12:12:522:09:576:309:02
6:39
#2124
21M
21.00 mi12:20:002:17:056:327:08
7:08
#2148
35K
21.75 mi12:24:572:22:026:324:57
6:37
#2164
23M
23.00 mi12:33:492:30:546:348:52
7:05
#2230
24M
24.00 mi12:40:462:37:516:356:57
6:57
#2295
40K
24.85 mi12:47:032:44:086:366:17
7:21
#2356
25.2M
25.20 mi12:49:462:46:516:372:43
7:53
#2382
Finish
26.22 mi12:56:552:54:006:387:09
7:01
#2473
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3501329932991764(Top 7%)1690(Top 11%)1690(Top 32%)
10K6.21 mi3.10 mi2947+5542811+4882811+4882553(Top 10%)2440(Top 16%)2440(Top 46%)
15K9.32 mi3.11 mi2480+4672368+4432368+4431764(Top 7%)1690(Top 11%)1690(Top 32%)
20K12.43 mi3.11 mi2220+2602126+2422126+2421632(Top 6%)1561(Top 10%)1561(Top 30%)
Half13.11 mi0.68 mi2204+162111+152111+152021(Top 8%)1944(Top 13%)1944(Top 37%)
25K15.53 mi2.42 mi2159+452070+412070+412027(Top 8%)1942(Top 13%)1942(Top 37%)
30K18.64 mi3.11 mi2156+32068+22068+22187(Top 8%)2088(Top 14%)2088(Top 40%)
20M20.00 mi1.36 mi2124+322035+332035+332070(Top 8%)1974(Top 13%)1974(Top 37%)
21M21.00 mi1.00 mi2148-242058-232058-232744(Top 10%)2578(Top 17%)2578(Top 49%)
35K21.75 mi0.75 mi2164-162073-152073-153044(Top 11%)2846(Top 19%)2846(Top 54%)
23M23.00 mi1.25 mi2230-662138-652138-654181(Top 16%)3824(Top 25%)3824(Top 72%)
24M24.00 mi1.00 mi2295-652198-602198-604391(Top 16%)3966(Top 26%)3966(Top 75%)
40K24.85 mi0.85 mi2356-612253-552253-555699(Top 21%)4815(Top 32%)4815(Top 91%)
25.2M25.20 mi0.35 mi2382-262279-262279-265692(Top 21%)4712(Top 31%)4712(Top 89%)
Finish26.22 mi1.02 mi2473-912361-822361-825269(Top 20%)4449(Top 29%)4449(Top 84%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1764

Males

1690

M18-39

1690

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2553

Males

2440

M18-39

2440

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1764

Males

1690

M18-39

1690

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1632

Males

1561

M18-39

1561

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2021

Males

1944

M18-39

1944

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2027

Males

1942

M18-39

1942

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2187

Males

2088

M18-39

2088

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2070

Males

1974

M18-39

1974

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2744

Males

2578

M18-39

2578

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

3044

Males

2846

M18-39

2846

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4181

Males

3824

M18-39

3824

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4391

Males

3966

M18-39

3966

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5699

Males

4815

M18-39

4815

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5692

Males

4712

M18-39

4712

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5269

Males

4449

M18-39

4449

Passing Analysis

Category:
Athletes Passed
1598
Passed By
570
Net Change
+1028
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3501
5K → 10K56713+554#3501#2947
10K → 15K4692+467#2947#2480
15K → 20K2611+260#2480#2220
20K → Half182+16#2220#2204
Half → 25K6924+45#2204#2159
25K → 30K7168+3#2159#2156
30K → 20M4917+32#2156#2124
20M → 21M2448-24#2124#2148
21M → 35K1228-16#2148#2164
35K → 23M1985-66#2164#2230
23M → 24M1580-65#2230#2295
24M → 40K1071-61#2295#2356
40K → 25.2M531-26#2356#2382
25.2M → Finish9100-91#2382#2473
TOTALS1598570+1028
📊

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