All Results|Race Analytics|Course|Contact
BOSTON MARATHON 2023

Adam Jung

Bib: 5907•M

IL

Boston Marathon logo
0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 16%
Gender (Male)
#0 / 15176
Top 26%
Age Group (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
21:23
Rank: #5412
Start → 5K
21:23 | 6:53/mi
10K· 6.21 mi
42:26
Rank: #5203 (+209)
5K → 10K
21:03 | 6:47/mi
15K· 9.32 mi
1:03:28
Rank: #5071 (+132)
10K → 15K
21:02 | 6:46/mi
20K· 12.43 mi
1:24:35
Rank: #4904 (+167)
15K → 20K
21:07 | 6:48/mi
Half· 13.11 mi
1:29:09
Rank: #4865 (+39)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:45:43
Rank: #4750 (+115)
Half → 25K
16:34 | 6:50/mi
30K· 18.64 mi
2:07:31
Rank: #4676 (+74)
25K → 30K
21:48 | 7:01/mi
20M
2:17:01
Rank: #4588 (+88)
30K → 20M
9:30 | 6:59/mi
21M
2:24:20
Rank: #4525 (+63)
20M → 21M
7:19 | 7:19/mi
35K· 21.75 mi
2:29:18
Rank: #4442 (+83)
21M → 35K
4:58 | 6:38/mi
23M
2:38:03
Rank: #4364 (+78)
35K → 23M
8:45 | 6:59/mi
24M
2:44:54
Rank: #4341 (+23)
23M → 24M
6:51 | 6:51/mi
40K· 24.85 mi
2:50:49
Rank: #4292 (+49)
24M → 40K
5:55 | 6:55/mi
25.2M
2:53:18
Rank: #4247 (+45)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
3:00:00
Rank: #4191 (+56)
25.2M → Finish
6:42 | 6:34/mi
Is this your race?

Claim it — get your free Race Performance Report

An AI deep-dive into your pacing, rankings, and passing — built from your real splits and emailed to you, free.

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.11 mi
Time1:29:09
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:30:51
Pace6:56 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:4821:236:5321:23
6:53
-
10K
6.21 mi10:44:5142:266:5021:03
6:47
-0:06
15K
9.32 mi11:05:531:03:286:4921:02
6:46
-0:01
20K
12.43 mi11:27:001:24:356:4821:07
6:48
+0:02
Half
13.11 mi11:31:341:29:096:484:34
6:42
-0:06
25K
15.53 mi11:48:081:45:436:4816:34
6:50
+0:08
30K
18.64 mi12:09:562:07:316:5021:48
7:01
+0:11
20M
20.00 mi12:19:262:17:016:519:30
6:59
-0:02
21M
21.00 mi12:26:452:24:206:527:19
7:19
+0:20
35K
21.75 mi12:31:432:29:186:524:58
6:38
-0:41
23M
23.00 mi12:40:282:38:036:528:45
6:59
+0:21
24M
24.00 mi12:47:192:44:546:526:51
6:51
-0:08
40K
24.85 mi12:53:142:50:496:525:55
6:55
+0:04
25.2M
25.20 mi12:55:432:53:186:532:29
7:12
+0:17
Finish
26.22 mi13:02:253:00:006:526:42
6:34
-0:38

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

6:34 /mi

Average Pace

6:52 /mi

Slowest Pace

7:19 /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

2:52:41

96% of race

Time at Steady Pace

7:19

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:52 /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 mi10:23:4821:236:5321:23
6:53
#5412
10K
6.21 mi10:44:5142:266:5021:03
6:47
#5203
15K
9.32 mi11:05:531:03:286:4921:02
6:46
#5071
20K
12.43 mi11:27:001:24:356:4821:07
6:48
#4904
Half
13.11 mi11:31:341:29:096:484:34
6:42
#4865
25K
15.53 mi11:48:081:45:436:4816:34
6:50
#4750
30K
18.64 mi12:09:562:07:316:5021:48
7:01
#4676
20M
20.00 mi12:19:262:17:016:519:30
6:59
#4588
21M
21.00 mi12:26:452:24:206:527:19
7:19
#4525
35K
21.75 mi12:31:432:29:186:524:58
6:38
#4442
23M
23.00 mi12:40:282:38:036:528:45
6:59
#4364
24M
24.00 mi12:47:192:44:546:526:51
6:51
#4341
40K
24.85 mi12:53:142:50:496:525:55
6:55
#4292
25.2M
25.20 mi12:55:432:53:186:532:29
7:12
#4247
Finish
26.22 mi13:02:253:00:006:526:42
6:34
#4191
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5412499749974807(Top 18%)4478(Top 30%)4478(Top 85%)
10K6.21 mi3.10 mi5203+2094818+1794818+1795042(Top 19%)4665(Top 31%)4665(Top 88%)
15K9.32 mi3.11 mi5071+1324707+1114707+1114807(Top 18%)4478(Top 30%)4478(Top 85%)
20K12.43 mi3.11 mi4904+1674566+1414566+1414407(Top 17%)4113(Top 27%)4113(Top 78%)
Half13.11 mi0.68 mi4865+394530+364530+364272(Top 16%)3996(Top 26%)3996(Top 76%)
25K15.53 mi2.42 mi4750+1154423+1074423+1074432(Top 17%)4130(Top 27%)4130(Top 78%)
30K18.64 mi3.11 mi4676+744360+634360+634449(Top 17%)4126(Top 27%)4126(Top 78%)
20M20.00 mi1.36 mi4588+884278+824278+823976(Top 15%)3692(Top 24%)3692(Top 70%)
21M21.00 mi1.00 mi4525+634222+564222+563699(Top 14%)3430(Top 23%)3430(Top 65%)
35K21.75 mi0.75 mi4442+834143+794143+793246(Top 12%)3031(Top 20%)3031(Top 57%)
23M23.00 mi1.25 mi4364+784079+644079+643729(Top 14%)3443(Top 23%)3443(Top 65%)
24M24.00 mi1.00 mi4341+234058+214058+213935(Top 15%)3594(Top 24%)3594(Top 68%)
40K24.85 mi0.85 mi4292+494009+494009+493436(Top 13%)3137(Top 21%)3137(Top 59%)
25.2M25.20 mi0.35 mi4247+453967+423967+422573(Top 10%)2386(Top 16%)2386(Top 45%)
Finish26.22 mi1.02 mi4191+563916+513916+512865(Top 11%)2602(Top 17%)2602(Top 49%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4807

Males

4478

M18-39

4478

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

5042

Males

4665

M18-39

4665

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4807

Males

4478

M18-39

4478

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4407

Males

4113

M18-39

4113

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4272

Males

3996

M18-39

3996

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4432

Males

4130

M18-39

4130

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4449

Males

4126

M18-39

4126

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

3976

Males

3692

M18-39

3692

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

3699

Males

3430

M18-39

3430

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3246

Males

3031

M18-39

3031

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3729

Males

3443

M18-39

3443

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

3935

Males

3594

M18-39

3594

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3436

Males

3137

M18-39

3137

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2573

Males

2386

M18-39

2386

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

2865

Males

2602

M18-39

2602

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1739
Passed By
518
Net Change
+1221
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5412
5K → 10K319110+209#5412#5203
10K → 15K18856+132#5203#5071
15K → 20K20235+167#5071#4904
20K → Half467+39#4904#4865
Half → 25K15540+115#4865#4750
25K → 30K16995+74#4750#4676
30K → 20M11022+88#4676#4588
20M → 21M9431+63#4588#4525
21M → 35K918+83#4525#4442
35K → 23M11436+78#4442#4364
23M → 24M6239+23#4364#4341
24M → 40K6819+49#4341#4292
40K → 25.2M483+45#4292#4247
25.2M → Finish7317+56#4247#4191
TOTALS1739518+1221
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

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

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

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