Boston Marathon logo
BOSTON MARATHON 2023

Jonathan Sorrel

Bib: 6669•M

LA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 14%
Gender (Male)
#0 / 15176
Top 23%
Division (M18-39)
#0 / 5285
Top 47%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:58
Rank: #6677
Start → 5K
21:58 | 7:04/mi
10K· 6.21 mi
43:06
Rank: #6088 (+589)
5K → 10K
21:08 | 6:48/mi
15K· 9.32 mi
1:03:56
Rank: #5547 (+541)
10K → 15K
20:50 | 6:42/mi
20K· 12.43 mi
1:25:07
Rank: #5308 (+239)
15K → 20K
21:11 | 6:49/mi
Half· 13.11 mi
1:29:48
Rank: #5331 (-23)
20K → Half
4:41 | 6:52/mi
25K· 15.53 mi
1:46:24
Rank: #5182 (+149)
Half → 25K
16:36 | 6:51/mi
30K· 18.64 mi
2:08:05
Rank: #4934 (+248)
25K → 30K
21:41 | 6:59/mi
20M
2:17:30
Rank: #4786 (+148)
30K → 20M
9:25 | 6:56/mi
21M
2:24:29
Rank: #4583 (+203)
20M → 21M
6:59 | 6:59/mi
35K· 21.75 mi
2:29:21
Rank: #4464 (+119)
21M → 35K
4:52 | 6:30/mi
23M
2:37:47
Rank: #4261 (+203)
35K → 23M
8:26 | 6:44/mi
24M
2:44:21
Rank: #4156 (+105)
23M → 24M
6:34 | 6:34/mi
40K· 24.85 mi
2:49:58
Rank: #4010 (+146)
24M → 40K
5:37 | 6:34/mi
25.2M
2:52:24
Rank: #3953 (+57)
40K → 25.2M
2:26 | 7:03/mi
Finish· 26.22 mi
2:58:47
Rank: #3773 (+180)
25.2M → Finish
6:23 | 6:16/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 Half⚖️ Balanced
Distance13.11 mi
Time1:29:48
Pace6:51 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:28:59
Pace6:47 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:3421:587:0421:58
7:04
-
10K
6.21 mi10:46:4243:066:5621:08
6:48
-0:16
15K
9.32 mi11:07:321:03:566:5220:50
6:42
-0:06
20K
12.43 mi11:28:431:25:076:5121:11
6:49
+0:07
Half
13.11 mi11:33:241:29:486:514:41
6:52
+0:03
25K
15.53 mi11:50:001:46:246:5116:36
6:51
-0:01
30K
18.64 mi12:11:412:08:056:5221:41
6:59
+0:08
20M
20.00 mi12:21:062:17:306:529:25
6:56
-0:03
21M
21.00 mi12:28:052:24:296:536:59
6:59
+0:03
35K
21.75 mi12:32:572:29:216:524:52
6:30
-0:29
23M
23.00 mi12:41:232:37:476:528:26
6:44
+0:14
24M
24.00 mi12:47:572:44:216:516:34
6:34
-0:10
40K
24.85 mi12:53:342:49:586:505:37
6:34
0:00
25.2M
25.20 mi12:56:002:52:246:502:26
7:03
+0:29
Finish
26.22 mi13:02:232:58:476:496:23
6:16
-0:47

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

6:16 /mi

Average Pace

6:49 /mi

Slowest Pace

7:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:18

65% of race

Time at Steady Pace

1:02:29

35% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:49 /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 mi10:25:3421:587:0421:58
7:04
#6677
10K
6.21 mi10:46:4243:066:5621:08
6:48
#6088
15K
9.32 mi11:07:321:03:566:5220:50
6:42
#5547
20K
12.43 mi11:28:431:25:076:5121:11
6:49
#5308
Half
13.11 mi11:33:241:29:486:514:41
6:52
#5331
25K
15.53 mi11:50:001:46:246:5116:36
6:51
#5182
30K
18.64 mi12:11:412:08:056:5221:41
6:59
#4934
20M
20.00 mi12:21:062:17:306:529:25
6:56
#4786
21M
21.00 mi12:28:052:24:296:536:59
6:59
#4583
35K
21.75 mi12:32:572:29:216:524:52
6:30
#4464
23M
23.00 mi12:41:232:37:476:528:26
6:44
#4261
24M
24.00 mi12:47:572:44:216:516:34
6:34
#4156
40K
24.85 mi12:53:342:49:586:505:37
6:34
#4010
25.2M
25.20 mi12:56:002:52:246:502:26
7:03
#3953
Finish
26.22 mi13:02:232:58:476:496:23
6:16
#3773
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6677602160214175(Top 16%)3917(Top 26%)3917(Top 74%)
10K6.21 mi3.10 mi6088+5895550+4715550+4715304(Top 20%)4899(Top 32%)4899(Top 93%)
15K9.32 mi3.11 mi5547+5415110+4405110+4404175(Top 16%)3917(Top 26%)3917(Top 74%)
20K12.43 mi3.11 mi5308+2394911+1994911+1994585(Top 17%)4270(Top 28%)4270(Top 81%)
Half13.11 mi0.68 mi5331-234936-254936-255697(Top 21%)5229(Top 34%)5229(Top 99%)
25K15.53 mi2.42 mi5182+1494802+1344802+1344526(Top 17%)4213(Top 28%)4213(Top 80%)
30K18.64 mi3.11 mi4934+2484590+2124590+2124209(Top 16%)3923(Top 26%)3923(Top 74%)
20M20.00 mi1.36 mi4786+1484452+1384452+1383596(Top 14%)3355(Top 22%)3355(Top 63%)
21M21.00 mi1.00 mi4583+2034271+1814271+1812106(Top 8%)1992(Top 13%)1992(Top 38%)
35K21.75 mi0.75 mi4464+1194162+1094162+1092474(Top 9%)2346(Top 15%)2346(Top 44%)
23M23.00 mi1.25 mi4261+2033988+1743988+1742341(Top 9%)2202(Top 15%)2202(Top 42%)
24M24.00 mi1.00 mi4156+1053892+963892+962412(Top 9%)2255(Top 15%)2255(Top 43%)
40K24.85 mi0.85 mi4010+1463753+1393753+1391820(Top 7%)1715(Top 11%)1715(Top 32%)
25.2M25.20 mi0.35 mi3953+573700+533700+531969(Top 7%)1852(Top 12%)1852(Top 35%)
Finish26.22 mi1.02 mi3773+1803541+1593541+1591506(Top 6%)1425(Top 9%)1425(Top 27%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4175

Males

3917

M18-39

3917

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5304

Males

4899

M18-39

4899

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4175

Males

3917

M18-39

3917

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4585

Males

4270

M18-39

4270

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

5697

Males

5229

M18-39

5229

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4526

Males

4213

M18-39

4213

25K→30K

15.5 - 18.6 mi

Top 16%
×9stories
+181ft-148ft

Overall

4209

Males

3923

M18-39

3923

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3596

Males

3355

M18-39

3355

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2106

Males

1992

M18-39

1992

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2474

Males

2346

M18-39

2346

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2341

Males

2202

M18-39

2202

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2412

Males

2255

M18-39

2255

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1820

Males

1715

M18-39

1715

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1969

Males

1852

M18-39

1852

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1506

Males

1425

M18-39

1425

Passing Analysis

Category:
Athletes Passed
3078
Passed By
174
Net Change
+2904
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6677
5K → 10K61425+589#6677#6088
10K → 15K5509+541#6088#5547
15K → 20K25112+239#5547#5308
20K → Half1033-23#5308#5331
Half → 25K17930+149#5331#5182
25K → 30K27628+248#5182#4934
30K → 20M1535+148#4934#4786
20M → 21M2041+203#4786#4583
21M → 35K1234+119#4583#4464
35K → 23M2074+203#4464#4261
23M → 24M12217+105#4261#4156
24M → 40K1482+146#4156#4010
40K → 25.2M592+57#4010#3953
25.2M → Finish1822+180#3953#3773
TOTALS3078174+2904
📊

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