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BOSTON MARATHON 2023

Sebastian Molina

Bib: 896•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 36%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 39%
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
24:00
Rank: #11663
Start → 5K
24:00 | 7:43/mi
10K· 6.21 mi
45:56
Rank: #9123 (+2540)
5K → 10K
21:56 | 7:04/mi
15K· 9.32 mi
1:07:30
Rank: #8058 (+1065)
10K → 15K
21:34 | 6:56/mi
20K· 12.43 mi
1:30:12
Rank: #7954 (+104)
15K → 20K
22:42 | 7:18/mi
Half· 13.11 mi
1:35:05
Rank: #7929 (+25)
20K → Half
4:53 | 7:09/mi
25K· 15.53 mi
1:54:24
Rank: #8550 (-621)
Half → 25K
19:19 | 7:58/mi
30K· 18.64 mi
2:20:24
Rank: #9415 (-865)
25K → 30K
26:00 | 8:22/mi
20M
2:31:08
Rank: #9414 (+1)
30K → 20M
10:44 | 7:54/mi
21M
2:39:26
Rank: #9361 (+53)
20M → 21M
8:18 | 8:18/mi
35K· 21.75 mi
2:45:09
Rank: #9349 (+12)
21M → 35K
5:43 | 7:38/mi
23M
2:56:13
Rank: #9697 (-348)
35K → 23M
11:04 | 8:50/mi
24M
3:04:01
Rank: #9668 (+29)
23M → 24M
7:48 | 7:48/mi
40K· 24.85 mi
3:10:37
Rank: #9574 (+94)
24M → 40K
6:36 | 7:43/mi
25.2M
3:13:28
Rank: #9529 (+45)
40K → 25.2M
2:51 | 8:16/mi
Finish· 26.22 mi
3:21:02
Rank: #9460 (+69)
25.2M → Finish
7:34 | 7:26/mi

Course Map & Elevation

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:05
Pace7:15 /mi
2nd Half
Distance13.11 mi
Time1:45:57
Pace8:05 /mi
📊Positive Split: 11.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:2724:007:4324:00
7:43
-
10K
6.21 mi11:36:2345:567:2421:56
7:04
-0:39
15K
9.32 mi11:57:571:07:307:1521:34
6:56
-0:08
20K
12.43 mi12:20:391:30:127:1522:42
7:18
+0:22
Half
13.11 mi12:25:321:35:057:154:53
7:09
-0:09
25K
15.53 mi12:44:511:54:247:2219:19
7:58
+0:49
30K
18.64 mi13:10:512:20:247:3226:00
8:22
+0:24
20M
20.00 mi13:21:352:31:087:3310:44
7:54
-0:28
21M
21.00 mi13:29:532:39:267:368:18
8:18
+0:24
35K
21.75 mi13:35:362:45:097:365:43
7:38
-0:40
23M
23.00 mi13:46:402:56:137:4011:04
8:50
+1:12
24M
24.00 mi13:54:283:04:017:407:48
7:48
-1:02
40K
24.85 mi14:01:043:10:377:406:36
7:43
-0:05
25.2M
25.20 mi14:03:553:13:287:412:51
8:16
+0:33
Finish
26.22 mi14:11:293:21:027:407:34
7:26
-0:50

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

6:56 /mi

Average Pace

7:40 /mi

Slowest Pace

8:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:18:39

39% of race

Time at Steady Pace

1:14:10

37% of race

Time at Slower Pace

48:13

24% of race

Average Pace: 7:40 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:14:2724:007:4324:00
7:43
#11663
10K
6.21 mi11:36:2345:567:2421:56
7:04
#9123
15K
9.32 mi11:57:571:07:307:1521:34
6:56
#8058
20K
12.43 mi12:20:391:30:127:1522:42
7:18
#7954
Half
13.11 mi12:25:321:35:057:154:53
7:09
#7929
25K
15.53 mi12:44:511:54:247:2219:19
7:58
#8550
30K
18.64 mi13:10:512:20:247:3226:00
8:22
#9415
20M
20.00 mi13:21:352:31:087:3310:44
7:54
#9414
21M
21.00 mi13:29:532:39:267:368:18
8:18
#9361
35K
21.75 mi13:35:362:45:097:365:43
7:38
#9349
23M
23.00 mi13:46:402:56:137:4011:04
8:50
#9697
24M
24.00 mi13:54:283:04:017:407:48
7:48
#9668
40K
24.85 mi14:01:043:10:377:406:36
7:43
#9574
25.2M
25.20 mi14:03:553:13:287:412:51
8:16
#9529
Finish
26.22 mi14:11:293:21:027:407:34
7:26
#9460
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi11663896989696221(Top 23%)5640(Top 37%)5640(Top 252%)
10K6.21 mi3.10 mi9123+25407646+13237646+13237179(Top 27%)6368(Top 42%)6368(Top 284%)
15K9.32 mi3.11 mi8058+10656989+6576989+6576221(Top 23%)5640(Top 37%)5640(Top 252%)
20K12.43 mi3.11 mi7954+1046909+806909+807826(Top 29%)6772(Top 45%)6772(Top 302%)
Half13.11 mi0.68 mi7929+256887+226887+227581(Top 28%)6640(Top 44%)6640(Top 296%)
25K15.53 mi2.42 mi8550-6217258-3717258-37112436(Top 47%)9088(Top 60%)9088(Top 406%)
30K18.64 mi3.11 mi9415-8657746-4887746-48813452(Top 51%)9430(Top 62%)9430(Top 421%)
20M20.00 mi1.36 mi9414+17728+187728+189537(Top 36%)7490(Top 49%)7490(Top 334%)
21M21.00 mi1.00 mi9361+537674+547674+549218(Top 35%)7190(Top 47%)7190(Top 321%)
35K21.75 mi0.75 mi9349+127644+307644+309525(Top 36%)7362(Top 49%)7362(Top 329%)
23M23.00 mi1.25 mi9697-3487825-1817825-18115167(Top 57%)9868(Top 65%)9868(Top 440%)
24M24.00 mi1.00 mi9668+297784+417784+419766(Top 37%)7272(Top 48%)7272(Top 324%)
40K24.85 mi0.85 mi9574+947704+807704+808090(Top 30%)6309(Top 42%)6309(Top 282%)
25.2M25.20 mi0.35 mi9529+457666+387666+388057(Top 30%)6217(Top 41%)6217(Top 277%)
Finish26.22 mi1.02 mi9460+697601+657601+657948(Top 30%)6140(Top 40%)6140(Top 274%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

6221

Males

5640

M40-44

5640

5K→10K

3.1 - 6.2 mi

Top 27%
×5stories
+79ft-138ft

Overall

7179

Males

6368

M40-44

6368

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

6221

Males

5640

M40-44

5640

15K→20K

9.3 - 12.4 mi

Top 29%
×5stories
+106ft-86ft

Overall

7826

Males

6772

M40-44

6772

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7581

Males

6640

M40-44

6640

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

12436

Males

9088

M40-44

9088

25K→30K

15.5 - 18.6 mi

Top 51%
×9stories
+181ft-148ft

Overall

13452

Males

9430

M40-44

9430

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

9537

Males

7490

M40-44

7490

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

9218

Males

7190

M40-44

7190

21M→35K

21.0 - 21.8 mi

Top 36%
×7stories
+17ft-86ft

Overall

9525

Males

7362

M40-44

7362

35K→23M

21.8 - 23.0 mi

Top 57%
×5stories
+23ft-63ft

Overall

15167

Males

9868

M40-44

9868

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

9766

Males

7272

M40-44

7272

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

8090

Males

6309

M40-44

6309

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

8057

Males

6217

M40-44

6217

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

7948

Males

6140

M40-44

6140

Passing Analysis

Category:
Athletes Passed
4475*
Passed By
2272
Net Change
+2203
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11663
5K → 10K2542*2+2540#11663#9123
10K → 15K10672+1065#9123#8058
15K → 20K16864+104#8058#7954
20K → Half349+25#7954#7929
Half → 25K15636-621#7929#8550
25K → 30K37902-865#8550#9415
30K → 20M8180+1#9415#9414
20M → 21M10653+53#9414#9361
21M → 35K5543+12#9361#9349
35K → 23M26374-348#9349#9697
23M → 24M7950+29#9697#9668
24M → 40K105*11+94#9668#9574
40K → 25.2M5712+45#9574#9529
25.2M → Finish10334+69#9529#9460
TOTALS4475*2272+2203

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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