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BOSTON MARATHON 2023

Steven Mantell

Bib: 658•M

MO

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 2%
Gender (Male)
#0 / 15176
Top 4%
Division (M18-39)
#0 / 5285
Top 9%
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
18:47
Rank: #774
Start → 5K
18:47 | 6:03/mi
10K· 6.21 mi
37:17
Rank: #730 (+44)
5K → 10K
18:30 | 5:57/mi
15K· 9.32 mi
55:45
Rank: #675 (+55)
10K → 15K
18:28 | 5:57/mi
20K· 12.43 mi
1:14:25
Rank: #647 (+28)
15K → 20K
18:40 | 6:00/mi
Half· 13.11 mi
1:18:27
Rank: #641 (+6)
20K → Half
4:02 | 5:55/mi
25K· 15.53 mi
1:33:06
Rank: #627 (+14)
Half → 25K
14:39 | 6:03/mi
30K· 18.64 mi
1:52:09
Rank: #601 (+26)
25K → 30K
19:03 | 6:08/mi
20M
2:00:31
Rank: #593 (+8)
30K → 20M
8:22 | 6:09/mi
21M
2:06:58
Rank: #585 (+8)
20M → 21M
6:27 | 6:27/mi
35K· 21.75 mi
2:11:29
Rank: #586 (-1)
21M → 35K
4:31 | 6:02/mi
23M
2:19:16
Rank: #587 (-1)
35K → 23M
7:47 | 6:13/mi
24M
2:25:22
Rank: #588 (-1)
23M → 24M
6:06 | 6:06/mi
40K· 24.85 mi
2:30:44
Rank: #587 (+1)
24M → 40K
5:22 | 6:17/mi
25.2M
2:33:02
Rank: #586 (+1)
40K → 25.2M
2:18 | 6:40/mi
Finish· 26.22 mi
2:39:15
Rank: #591 (-5)
25.2M → Finish
6:13 | 6:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:18:27
Pace5:59 /mi
2nd Half
Distance13.11 mi
Time1:20:48
Pace6:10 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:5618:476:0318:47
6:03
-
10K
6.21 mi10:37:2637:176:0018:30
5:57
-0:06
15K
9.32 mi10:55:5455:455:5918:28
5:57
0:00
20K
12.43 mi11:14:341:14:255:5918:40
6:00
+0:03
Half
13.11 mi11:18:361:18:275:594:02
5:55
-0:05
25K
15.53 mi11:33:151:33:066:0014:39
6:03
+0:08
30K
18.64 mi11:52:181:52:096:0119:03
6:08
+0:05
20M
20.00 mi12:00:402:00:316:028:22
6:09
+0:01
21M
21.00 mi12:07:072:06:586:036:27
6:27
+0:18
35K
21.75 mi12:11:382:11:296:034:31
6:02
-0:25
23M
23.00 mi12:19:252:19:166:037:47
6:13
+0:11
24M
24.00 mi12:25:312:25:226:036:06
6:06
-0:07
40K
24.85 mi12:30:532:30:446:045:22
6:17
+0:11
25.2M
25.20 mi12:33:112:33:026:042:18
6:40
+0:23
Finish
26.22 mi12:39:242:39:156:056:13
6:06
-0:34

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

5:55 /mi

Average Pace

6:05 /mi

Slowest Pace

6:40 /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

2:36:57

99% of race

Time at Steady Pace

2:18

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:04 /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 mi10:18:5618:476:0318:47
6:03
#774
10K
6.21 mi10:37:2637:176:0018:30
5:57
#730
15K
9.32 mi10:55:5455:455:5918:28
5:57
#675
20K
12.43 mi11:14:341:14:255:5918:40
6:00
#647
Half
13.11 mi11:18:361:18:275:594:02
5:55
#641
25K
15.53 mi11:33:151:33:066:0014:39
6:03
#627
30K
18.64 mi11:52:181:52:096:0119:03
6:08
#601
20M
20.00 mi12:00:402:00:316:028:22
6:09
#593
21M
21.00 mi12:07:072:06:586:036:27
6:27
#585
35K
21.75 mi12:11:382:11:296:034:31
6:02
#586
23M
23.00 mi12:19:252:19:166:037:47
6:13
#587
24M
24.00 mi12:25:312:25:226:036:06
6:06
#588
40K
24.85 mi12:30:532:30:446:045:22
6:17
#587
25.2M
25.20 mi12:33:112:33:026:042:18
6:40
#586
Finish
26.22 mi12:39:242:39:156:056:13
6:06
#591
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi774726726590(Top 2%)547(Top 4%)547(Top 10%)
10K6.21 mi3.10 mi730+44686+40686+40703(Top 3%)659(Top 4%)659(Top 12%)
15K9.32 mi3.11 mi675+55632+54632+54590(Top 2%)547(Top 4%)547(Top 10%)
20K12.43 mi3.11 mi647+28604+28604+28569(Top 2%)529(Top 3%)529(Top 10%)
Half13.11 mi0.68 mi641+6598+6598+6569(Top 2%)531(Top 3%)531(Top 10%)
25K15.53 mi2.42 mi627+14586+12586+12611(Top 2%)571(Top 4%)571(Top 11%)
30K18.64 mi3.11 mi601+26561+25561+25552(Top 2%)518(Top 3%)518(Top 10%)
20M20.00 mi1.36 mi593+8553+8553+8581(Top 2%)547(Top 4%)547(Top 10%)
21M21.00 mi1.00 mi585+8545+8545+8562(Top 2%)528(Top 3%)528(Top 10%)
35K21.75 mi0.75 mi586-1546-1546-1755(Top 3%)714(Top 5%)714(Top 14%)
23M23.00 mi1.25 mi587-1547-1547-1631(Top 2%)595(Top 4%)595(Top 11%)
24M24.00 mi1.00 mi588-1548-1548-1757(Top 3%)717(Top 5%)717(Top 14%)
40K24.85 mi0.85 mi587+1548548822(Top 3%)778(Top 5%)778(Top 15%)
25.2M25.20 mi0.35 mi586+1546+2546+2789(Top 3%)750(Top 5%)750(Top 14%)
Finish26.22 mi1.02 mi591-5552-6552-6967(Top 4%)921(Top 6%)921(Top 17%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

590

Males

547

M18-39

547

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

703

Males

659

M18-39

659

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

590

Males

547

M18-39

547

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

569

Males

529

M18-39

529

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

569

Males

531

M18-39

531

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

611

Males

571

M18-39

571

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

552

Males

518

M18-39

518

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

581

Males

547

M18-39

547

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

562

Males

528

M18-39

528

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

755

Males

714

M18-39

714

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

631

Males

595

M18-39

595

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

757

Males

717

M18-39

717

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

822

Males

778

M18-39

778

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

789

Males

750

M18-39

750

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

967

Males

921

M18-39

921

Passing Analysis

Category:
Athletes Passed
302
Passed By
119
Net Change
+183
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#774
5K → 10K6723+44#774#730
10K → 15K583+55#730#675
15K → 20K324+28#675#647
20K → Half60+6#647#641
Half → 25K2511+14#641#627
25K → 30K348+26#627#601
30K → 20M1810+8#601#593
20M → 21M135+8#593#585
21M → 35K67-1#585#586
35K → 23M1213-1#586#587
23M → 24M89-1#587#588
24M → 40K1312+1#588#587
40K → 25.2M32+1#587#586
25.2M → Finish712-5#586#591
TOTALS302119+183
📊

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