Boston Marathon logo
BOSTON MARATHON 2023

Ingmar Prokop

Bib: 5212•M

WA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 20%
Division (M18-39)
#0 / 5285
Top 43%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:57
Rank: #4054
Start → 5K
20:57 | 6:45/mi
10K· 6.21 mi
41:34
Rank: #3864 (+190)
5K → 10K
20:37 | 6:38/mi
15K· 9.32 mi
1:02:16
Rank: #3815 (+49)
10K → 15K
20:42 | 6:40/mi
20K· 12.43 mi
1:23:09
Rank: #3769 (+46)
15K → 20K
20:53 | 6:43/mi
Half· 13.11 mi
1:27:42
Rank: #3781 (-12)
20K → Half
4:33 | 6:40/mi
25K· 15.53 mi
1:43:55
Rank: #3680 (+101)
Half → 25K
16:13 | 6:41/mi
30K· 18.64 mi
2:05:11
Rank: #3576 (+104)
25K → 30K
21:16 | 6:51/mi
20M
2:14:30
Rank: #3493 (+83)
30K → 20M
9:19 | 6:51/mi
21M
2:21:38
Rank: #3404 (+89)
20M → 21M
7:08 | 7:08/mi
35K· 21.75 mi
2:26:39
Rank: #3383 (+21)
21M → 35K
5:01 | 6:42/mi
23M
2:35:16
Rank: #3344 (+39)
35K → 23M
8:37 | 6:53/mi
24M
2:42:05
Rank: #3350 (-6)
23M → 24M
6:49 | 6:49/mi
40K· 24.85 mi
2:48:00
Rank: #3336 (+14)
24M → 40K
5:55 | 6:55/mi
25.2M
2:50:31
Rank: #3309 (+27)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
2:57:15
Rank: #3256 (+53)
25.2M → Finish
6:44 | 6:36/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
Time1:27:42
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:29:33
Pace6:50 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3020:576:4520:57
6:45
-
10K
6.21 mi10:44:0741:346:4120:37
6:38
-0:07
15K
9.32 mi11:04:491:02:166:4120:42
6:40
+0:02
20K
12.43 mi11:25:421:23:096:4120:53
6:43
+0:03
Half
13.11 mi11:30:151:27:426:414:33
6:40
-0:03
25K
15.53 mi11:46:281:43:556:4116:13
6:41
+0:01
30K
18.64 mi12:07:442:05:116:4321:16
6:51
+0:10
20M
20.00 mi12:17:032:14:306:439:19
6:51
0:00
21M
21.00 mi12:24:112:21:386:457:08
7:08
+0:17
35K
21.75 mi12:29:122:26:396:455:01
6:42
-0:26
23M
23.00 mi12:37:492:35:166:458:37
6:53
+0:11
24M
24.00 mi12:44:382:42:056:456:49
6:49
-0:04
40K
24.85 mi12:50:332:48:006:465:55
6:55
+0:06
25.2M
25.20 mi12:53:042:50:316:462:31
7:18
+0:23
Finish
26.22 mi12:59:482:57:156:466:44
6:36
-0:42

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

6:36 /mi

Average Pace

6:46 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:44

99% of race

Time at Steady Pace

2:31

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:46 /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 mi10:23:3020:576:4520:57
6:45
#4054
10K
6.21 mi10:44:0741:346:4120:37
6:38
#3864
15K
9.32 mi11:04:491:02:166:4120:42
6:40
#3815
20K
12.43 mi11:25:421:23:096:4120:53
6:43
#3769
Half
13.11 mi11:30:151:27:426:414:33
6:40
#3781
25K
15.53 mi11:46:281:43:556:4116:13
6:41
#3680
30K
18.64 mi12:07:442:05:116:4321:16
6:51
#3576
20M
20.00 mi12:17:032:14:306:439:19
6:51
#3493
21M
21.00 mi12:24:112:21:386:457:08
7:08
#3404
35K
21.75 mi12:29:122:26:396:455:01
6:42
#3383
23M
23.00 mi12:37:492:35:166:458:37
6:53
#3344
24M
24.00 mi12:44:382:42:056:456:49
6:49
#3350
40K
24.85 mi12:50:332:48:006:465:55
6:55
#3336
25.2M
25.20 mi12:53:042:50:316:462:31
7:18
#3309
Finish
26.22 mi12:59:482:57:156:466:44
6:36
#3256
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4054380138013779(Top 14%)3558(Top 23%)3558(Top 67%)
10K6.21 mi3.10 mi3864+1903638+1633638+1633757(Top 14%)3544(Top 23%)3544(Top 67%)
15K9.32 mi3.11 mi3815+493599+393599+393779(Top 14%)3558(Top 23%)3558(Top 67%)
20K12.43 mi3.11 mi3769+463560+393560+393734(Top 14%)3528(Top 23%)3528(Top 67%)
Half13.11 mi0.68 mi3781-123573-133573-133982(Top 15%)3734(Top 25%)3734(Top 71%)
25K15.53 mi2.42 mi3680+1013477+963477+963276(Top 12%)3116(Top 21%)3116(Top 59%)
30K18.64 mi3.11 mi3576+1043385+923385+923283(Top 12%)3093(Top 20%)3093(Top 59%)
20M20.00 mi1.36 mi3493+833303+823303+823152(Top 12%)2958(Top 19%)2958(Top 56%)
21M21.00 mi1.00 mi3404+893224+793224+792770(Top 10%)2604(Top 17%)2604(Top 49%)
35K21.75 mi0.75 mi3383+213202+223202+223572(Top 13%)3306(Top 22%)3306(Top 63%)
23M23.00 mi1.25 mi3344+393167+353167+353111(Top 12%)2897(Top 19%)2897(Top 55%)
24M24.00 mi1.00 mi3350-63169-23169-23721(Top 14%)3407(Top 22%)3407(Top 64%)
40K24.85 mi0.85 mi3336+143156+133156+133414(Top 13%)3115(Top 21%)3115(Top 59%)
25.2M25.20 mi0.35 mi3309+273129+273129+272930(Top 11%)2685(Top 18%)2685(Top 51%)
Finish26.22 mi1.02 mi3256+533079+503079+503014(Top 11%)2723(Top 18%)2723(Top 52%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3779

Males

3558

M18-39

3558

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3757

Males

3544

M18-39

3544

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3779

Males

3558

M18-39

3558

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3734

Males

3528

M18-39

3528

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

3982

Males

3734

M18-39

3734

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3276

Males

3116

M18-39

3116

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3283

Males

3093

M18-39

3093

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3152

Males

2958

M18-39

2958

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2770

Males

2604

M18-39

2604

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3572

Males

3306

M18-39

3306

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3111

Males

2897

M18-39

2897

23M→24M

23.0 - 24.0 mi

Top 14%
×6stories
+12ft-82ft

Overall

3721

Males

3407

M18-39

3407

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3414

Males

3115

M18-39

3115

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2930

Males

2685

M18-39

2685

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

3014

Males

2723

M18-39

2723

Passing Analysis

Category:
Athletes Passed
1412
Passed By
614
Net Change
+798
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4054
5K → 10K329139+190#4054#3864
10K → 15K13990+49#3864#3815
15K → 20K12781+46#3815#3769
20K → Half1628-12#3769#3781
Half → 25K13534+101#3781#3680
25K → 30K15248+104#3680#3576
30K → 20M10219+83#3576#3493
20M → 21M10718+89#3493#3404
21M → 35K4221+21#3404#3383
35K → 23M7132+39#3383#3344
23M → 24M3844-6#3344#3350
24M → 40K4632+14#3350#3336
40K → 25.2M292+27#3336#3309
25.2M → Finish7926+53#3309#3256
TOTALS1412614+798
📊

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