Boston Marathon logo
BOSTON MARATHON 2023

Maury Shessel

Bib: 2341•M

CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 21%
Division (M18-39)
#0 / 5285
Top 45%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:17
Rank: #2432
Start → 5K
20:17 | 6:32/mi
10K· 6.21 mi
40:37
Rank: #2712 (-280)
5K → 10K
20:20 | 6:33/mi
15K· 9.32 mi
1:01:23
Rank: #3095 (-383)
10K → 15K
20:46 | 6:41/mi
20K· 12.43 mi
1:21:48
Rank: #2949 (+146)
15K → 20K
20:25 | 6:34/mi
Half· 13.11 mi
1:26:11
Rank: #2909 (+40)
20K → Half
4:23 | 6:25/mi
25K· 15.53 mi
1:42:27
Rank: #2959 (-50)
Half → 25K
16:16 | 6:43/mi
30K· 18.64 mi
2:03:49
Rank: #2991 (-32)
25K → 30K
21:22 | 6:53/mi
20M
2:13:23
Rank: #3062 (-71)
30K → 20M
9:34 | 7:02/mi
21M
2:20:36
Rank: #3062
20M → 21M
7:13 | 7:13/mi
35K· 21.75 mi
2:25:37
Rank: #3063 (-1)
21M → 35K
5:01 | 6:42/mi
23M
2:34:16
Rank: #3044 (+19)
35K → 23M
8:39 | 6:55/mi
24M
2:41:09
Rank: #3078 (-34)
23M → 24M
6:53 | 6:53/mi
40K· 24.85 mi
2:47:22
Rank: #3149 (-71)
24M → 40K
6:13 | 7:16/mi
25.2M
2:50:13
Rank: #3232 (-83)
40K → 25.2M
2:51 | 8:16/mi
Finish· 26.22 mi
2:57:47
Rank: #3429 (-197)
25.2M → Finish
7:34 | 7:26/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:11
Pace6:34 /mi
2nd Half
Distance13.11 mi
Time1:31:36
Pace6:59 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:1620:176:3220:17
6:32
-
10K
6.21 mi10:41:3640:376:3220:20
6:33
+0:01
15K
9.32 mi11:02:221:01:236:3520:46
6:41
+0:08
20K
12.43 mi11:22:471:21:486:3520:25
6:34
-0:07
Half
13.11 mi11:27:101:26:116:344:23
6:25
-0:09
25K
15.53 mi11:43:261:42:276:3616:16
6:43
+0:18
30K
18.64 mi12:04:482:03:496:3921:22
6:53
+0:10
20M
20.00 mi12:14:222:13:236:409:34
7:02
+0:09
21M
21.00 mi12:21:352:20:366:427:13
7:13
+0:11
35K
21.75 mi12:26:362:25:376:425:01
6:42
-0:31
23M
23.00 mi12:35:152:34:166:428:39
6:55
+0:13
24M
24.00 mi12:42:082:41:096:436:53
6:53
-0:02
40K
24.85 mi12:48:212:47:226:446:13
7:16
+0:23
25.2M
25.20 mi12:51:122:50:136:452:51
8:16
+1:00
Finish
26.22 mi12:58:462:57:476:477:34
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

6:25 /mi

Average Pace

6:47 /mi

Slowest Pace

8:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:05:25

37% of race

Time at Steady Pace

1:28:31

50% of race

Time at Slower Pace

23:51

13% of race

Average Pace: 6:47 /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 mi10:21:1620:176:3220:17
6:32
#2432
10K
6.21 mi10:41:3640:376:3220:20
6:33
#2712
15K
9.32 mi11:02:221:01:236:3520:46
6:41
#3095
20K
12.43 mi11:22:471:21:486:3520:25
6:34
#2949
Half
13.11 mi11:27:101:26:116:344:23
6:25
#2909
25K
15.53 mi11:43:261:42:276:3616:16
6:43
#2959
30K
18.64 mi12:04:482:03:496:3921:22
6:53
#2991
20M
20.00 mi12:14:222:13:236:409:34
7:02
#3062
21M
21.00 mi12:21:352:20:366:427:13
7:13
#3062
35K
21.75 mi12:26:362:25:376:425:01
6:42
#3063
23M
23.00 mi12:35:152:34:166:428:39
6:55
#3044
24M
24.00 mi12:42:082:41:096:436:53
6:53
#3078
40K
24.85 mi12:48:212:47:226:446:13
7:16
#3149
25.2M
25.20 mi12:51:122:50:136:452:51
8:16
#3232
Finish
26.22 mi12:58:462:57:476:477:34
7:26
#3429
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2432231923193967(Top 15%)3728(Top 25%)3728(Top 71%)
10K6.21 mi3.10 mi2712-2802588-2692588-2693082(Top 12%)2940(Top 19%)2940(Top 56%)
15K9.32 mi3.11 mi3095-3832949-3612949-3613967(Top 15%)3728(Top 25%)3728(Top 71%)
20K12.43 mi3.11 mi2949+1462816+1332816+1332677(Top 10%)2560(Top 17%)2560(Top 48%)
Half13.11 mi0.68 mi2909+402777+392777+392391(Top 9%)2296(Top 15%)2296(Top 43%)
25K15.53 mi2.42 mi2959-502826-492826-493421(Top 13%)3242(Top 21%)3242(Top 61%)
30K18.64 mi3.11 mi2991-322853-272853-273502(Top 13%)3293(Top 22%)3293(Top 62%)
20M20.00 mi1.36 mi3062-712916-632916-634244(Top 16%)3915(Top 26%)3915(Top 74%)
21M21.00 mi1.00 mi30622908+82908+83205(Top 12%)2991(Top 20%)2991(Top 57%)
35K21.75 mi0.75 mi3063-12909-12909-13584(Top 13%)3318(Top 22%)3318(Top 63%)
23M23.00 mi1.25 mi3044+192891+182891+183274(Top 12%)3043(Top 20%)3043(Top 58%)
24M24.00 mi1.00 mi3078-342918-272918-274080(Top 15%)3711(Top 24%)3711(Top 70%)
40K24.85 mi0.85 mi3149-712983-652983-655224(Top 20%)4485(Top 30%)4485(Top 85%)
25.2M25.20 mi0.35 mi3232-833056-733056-737931(Top 30%)6091(Top 40%)6091(Top 115%)
Finish26.22 mi1.02 mi3429-1973232-1763232-1767908(Top 30%)6100(Top 40%)6100(Top 115%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

3967

Males

3728

M18-39

3728

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3082

Males

2940

M18-39

2940

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

3967

Males

3728

M18-39

3728

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2677

Males

2560

M18-39

2560

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2391

Males

2296

M18-39

2296

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3421

Males

3242

M18-39

3242

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3502

Males

3293

M18-39

3293

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4244

Males

3915

M18-39

3915

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3205

Males

2991

M18-39

2991

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3584

Males

3318

M18-39

3318

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3274

Males

3043

M18-39

3043

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4080

Males

3711

M18-39

3711

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5224

Males

4485

M18-39

4485

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

7931

Males

6091

M18-39

6091

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

7908

Males

6100

M18-39

6100

Passing Analysis

Category:
Athletes Passed
630
Passed By
1627
Net Change
-997
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2432
5K → 10K53333-280#2432#2712
10K → 15K11394-383#2712#3095
15K → 20K17731+146#3095#2949
20K → Half444+40#2949#2909
Half → 25K4898-50#2909#2959
25K → 30K74106-32#2959#2991
30K → 20M2293-71#2991#3062
20M → 21M49490#3062#3062
21M → 35K2728-1#3062#3063
35K → 23M6142+19#3063#3044
23M → 24M3064-34#3044#3078
24M → 40K2091-71#3078#3149
40K → 25.2M588-83#3149#3232
25.2M → Finish9206-197#3232#3429
TOTALS6301627-997
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing