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BOSTON MARATHON 2023

Jonathan Spain

Bib: 5194•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 33%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:19
Rank: #2489
Start → 5K
20:19 | 6:32/mi
10K· 6.21 mi
40:26
Rank: #2541 (-52)
5K → 10K
20:07 | 6:28/mi
15K· 9.32 mi
1:00:18
Rank: #2378 (+163)
10K → 15K
19:52 | 6:24/mi
20K· 12.43 mi
1:20:21
Rank: #2269 (+109)
15K → 20K
20:03 | 6:27/mi
Half· 13.11 mi
1:24:43
Rank: #2268 (+1)
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:40:34
Rank: #2274 (-6)
Half → 25K
15:51 | 6:32/mi
30K· 18.64 mi
2:01:42
Rank: #2368 (-94)
25K → 30K
21:08 | 6:48/mi
20M
2:10:52
Rank: #2355 (+13)
30K → 20M
9:10 | 6:45/mi
21M
2:18:11
Rank: #2392 (-37)
20M → 21M
7:19 | 7:19/mi
35K· 21.75 mi
2:23:15
Rank: #2414 (-22)
21M → 35K
5:04 | 6:46/mi
23M
2:31:51
Rank: #2407 (+7)
35K → 23M
8:36 | 6:52/mi
24M
2:38:31
Rank: #2403 (+4)
23M → 24M
6:40 | 6:40/mi
40K· 24.85 mi
2:44:20
Rank: #2389 (+14)
24M → 40K
5:49 | 6:48/mi
25.2M
2:46:50
Rank: #2374 (+15)
40K → 25.2M
2:30 | 7:15/mi
Finish· 26.22 mi
2:53:27
Rank: #2358 (+16)
25.2M → Finish
6:37 | 6:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:43
Pace6:28 /mi
2nd Half
Distance13.11 mi
Time1:28:44
Pace6:46 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:0520:196:3220:19
6:32
-
10K
6.21 mi10:43:1240:266:3020:07
6:28
-0:04
15K
9.32 mi11:03:041:00:186:2819:52
6:24
-0:04
20K
12.43 mi11:23:071:20:216:2820:03
6:27
+0:03
Half
13.11 mi11:27:291:24:436:284:22
6:24
-0:03
25K
15.53 mi11:43:201:40:346:2815:51
6:32
+0:08
30K
18.64 mi12:04:282:01:426:3221:08
6:48
+0:16
20M
20.00 mi12:13:382:10:526:339:10
6:45
-0:03
21M
21.00 mi12:20:572:18:116:357:19
7:19
+0:34
35K
21.75 mi12:26:012:23:156:355:04
6:46
-0:33
23M
23.00 mi12:34:372:31:516:368:36
6:52
+0:06
24M
24.00 mi12:41:172:38:316:366:40
6:40
-0:12
40K
24.85 mi12:47:062:44:206:375:49
6:48
+0:08
25.2M
25.20 mi12:49:362:46:506:372:30
7:15
+0:27
Finish
26.22 mi12:56:132:53:276:376:37
6:30
-0:45

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

6:37 /mi

Slowest Pace

7:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:38

94% of race

Time at Steady Pace

9:49

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:37 /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 mi10:23:0520:196:3220:19
6:32
#2489
10K
6.21 mi10:43:1240:266:3020:07
6:28
#2541
15K
9.32 mi11:03:041:00:186:2819:52
6:24
#2378
20K
12.43 mi11:23:071:20:216:2820:03
6:27
#2269
Half
13.11 mi11:27:291:24:436:284:22
6:24
#2268
25K
15.53 mi11:43:201:40:346:2815:51
6:32
#2274
30K
18.64 mi12:04:282:01:426:3221:08
6:48
#2368
20M
20.00 mi12:13:382:10:526:339:10
6:45
#2355
21M
21.00 mi12:20:572:18:116:357:19
7:19
#2392
35K
21.75 mi12:26:012:23:156:355:04
6:46
#2414
23M
23.00 mi12:34:372:31:516:368:36
6:52
#2407
24M
24.00 mi12:41:172:38:316:366:40
6:40
#2403
40K
24.85 mi12:47:062:44:206:375:49
6:48
#2389
25.2M
25.20 mi12:49:362:46:506:372:30
7:15
#2374
Finish
26.22 mi12:56:132:53:276:376:37
6:30
#2358
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2489237523752077(Top 8%)1992(Top 13%)1992(Top 38%)
10K6.21 mi3.10 mi2541-522423-482423-482644(Top 10%)2528(Top 17%)2528(Top 48%)
15K9.32 mi3.11 mi2378+1632276+1472276+1472077(Top 8%)1992(Top 13%)1992(Top 38%)
20K12.43 mi3.11 mi2269+1092173+1032173+1032059(Top 8%)1978(Top 13%)1978(Top 37%)
Half13.11 mi0.68 mi2268+1217321732235(Top 8%)2145(Top 14%)2145(Top 41%)
25K15.53 mi2.42 mi2274-62180-72180-72369(Top 9%)2269(Top 15%)2269(Top 43%)
30K18.64 mi3.11 mi2368-942269-892269-892985(Top 11%)2823(Top 19%)2823(Top 53%)
20M20.00 mi1.36 mi2355+132256+132256+132493(Top 9%)2364(Top 16%)2364(Top 45%)
21M21.00 mi1.00 mi2392-372292-362292-363653(Top 14%)3384(Top 22%)3384(Top 64%)
35K21.75 mi0.75 mi2414-222312-202312-203953(Top 15%)3628(Top 24%)3628(Top 69%)
23M23.00 mi1.25 mi2407+72303+92303+93027(Top 11%)2822(Top 19%)2822(Top 53%)
24M24.00 mi1.00 mi2403+42299+42299+42902(Top 11%)2694(Top 18%)2694(Top 51%)
40K24.85 mi0.85 mi2389+142284+152284+152819(Top 11%)2593(Top 17%)2593(Top 49%)
25.2M25.20 mi0.35 mi2374+152271+132271+132675(Top 10%)2461(Top 16%)2461(Top 47%)
Finish26.22 mi1.02 mi2358+162255+162255+162430(Top 9%)2238(Top 15%)2238(Top 42%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2077

Males

1992

M18-39

1992

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2644

Males

2528

M18-39

2528

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2077

Males

1992

M18-39

1992

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2059

Males

1978

M18-39

1978

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2235

Males

2145

M18-39

2145

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2369

Males

2269

M18-39

2269

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

2985

Males

2823

M18-39

2823

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2493

Males

2364

M18-39

2364

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

3653

Males

3384

M18-39

3384

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

3953

Males

3628

M18-39

3628

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

3027

Males

2822

M18-39

2822

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

2902

Males

2694

M18-39

2694

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

2819

Males

2593

M18-39

2593

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2675

Males

2461

M18-39

2461

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2430

Males

2238

M18-39

2238

Passing Analysis

Category:
Athletes Passed
758
Passed By
627
Net Change
+131
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2489
5K → 10K117169-52#2489#2541
10K → 15K18320+163#2541#2378
15K → 20K12718+109#2378#2269
20K → Half1413+1#2269#2268
Half → 25K4248-6#2268#2274
25K → 30K42136-94#2274#2368
30K → 20M4330+13#2368#2355
20M → 21M1956-37#2355#2392
21M → 35K1537-22#2392#2414
35K → 23M4336+7#2414#2407
23M → 24M2521+4#2407#2403
24M → 40K3117+14#2403#2389
40K → 25.2M216+15#2389#2374
25.2M → Finish3620+16#2374#2358
TOTALS758627+131
📊

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