Boston Marathon logo
BOSTON MARATHON 2025

Romen Hlatshwayo

Bib: 30172•M

MA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:39
Rank: #26035
Start → 5K
31:39 | 10:11/mi
10K· 6.21 mi
1:04:53
Rank: #26377 (-342)
5K → 10K
33:14 | 10:42/mi
15K· 9.32 mi
1:36:21
Rank: #25975 (+402)
10K → 15K
31:28 | 10:08/mi
20K· 12.43 mi
2:08:24
Rank: #25667 (+308)
15K → 20K
32:03 | 10:19/mi
Half· 13.11 mi
2:15:16
Rank: #25637 (+30)
20K → Half
6:52 | 10:04/mi
25K· 15.53 mi
2:41:19
Rank: #25483 (+154)
Half → 25K
26:03 | 10:45/mi
30K· 18.64 mi
3:16:42
Rank: #25334 (+149)
25K → 30K
35:23 | 11:23/mi
20M
3:32:23
Rank: #25272 (+62)
30K → 20M
15:41 | 11:32/mi
21M
3:44:37
Rank: #25227 (+45)
20M → 21M
12:14 | 12:14/mi
35K· 21.75 mi
3:53:03
Rank: #25212 (+15)
21M → 35K
8:26 | 11:16/mi
23M
4:07:55
Rank: #25188 (+24)
35K → 23M
14:52 | 11:52/mi
24M
4:19:43
Rank: #25206 (-18)
23M → 24M
11:48 | 11:48/mi
40K· 24.85 mi
4:29:39
Rank: #25185 (+21)
24M → 40K
9:56 | 11:37/mi
25.2M
4:33:46
Rank: #25159 (+26)
40K → 25.2M
4:07 | 11:56/mi
Finish· 26.22 mi
4:43:58
Rank: #25113 (+46)
25.2M → Finish
10:12 | 10:01/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
Time2:15:16
Pace10:19 /mi
2nd Half
Distance13.11 mi
Time2:28:42
Pace11:21 /mi
📊Positive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:57:4431:3910:1131:39
10:11
-
10K
6.21 mi12:30:581:04:5310:2733:14
10:42
+0:31
15K
9.32 mi13:02:261:36:2110:2031:28
10:08
-0:34
20K
12.43 mi13:34:292:08:2410:2032:03
10:19
+0:11
Half
13.11 mi13:41:212:15:1610:196:52
10:04
-0:15
25K
15.53 mi14:07:242:41:1910:2326:03
10:45
+0:41
30K
18.64 mi14:42:473:16:4210:3335:23
11:23
+0:38
20M
20.00 mi14:58:283:32:2310:3715:41
11:32
+0:09
21M
21.00 mi15:10:423:44:3710:4212:14
12:14
+0:42
35K
21.75 mi15:19:083:53:0310:438:26
11:16
-0:58
23M
23.00 mi15:34:004:07:5510:4714:52
11:52
+0:36
24M
24.00 mi15:45:484:19:4310:4911:48
11:48
-0:04
40K
24.85 mi15:55:444:29:3910:519:56
11:37
-0:11
25.2M
25.20 mi15:59:514:33:4610:524:07
11:56
+0:19
Finish
26.22 mi16:10:034:43:5810:5010:12
10:01
-1:55

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

10:01 /mi

Average Pace

10:50 /mi

Slowest Pace

12:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:31

60% of race

Time at Steady Pace

1:09:26

24% of race

Time at Slower Pace

43:01

15% of race

Average Pace: 10:50 /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 mi11:57:4431:3910:1131:39
10:11
#26035
10K
6.21 mi12:30:581:04:5310:2733:14
10:42
#26377
15K
9.32 mi13:02:261:36:2110:2031:28
10:08
#25975
20K
12.43 mi13:34:292:08:2410:2032:03
10:19
#25667
Half
13.11 mi13:41:212:15:1610:196:52
10:04
#25637
25K
15.53 mi14:07:242:41:1910:2326:03
10:45
#25483
30K
18.64 mi14:42:473:16:4210:3335:23
11:23
#25334
20M
20.00 mi14:58:283:32:2310:3715:41
11:32
#25272
21M
21.00 mi15:10:423:44:3710:4212:14
12:14
#25227
35K
21.75 mi15:19:083:53:0310:438:26
11:16
#25212
23M
23.00 mi15:34:004:07:5510:4714:52
11:52
#25188
24M
24.00 mi15:45:484:19:4310:4911:48
11:48
#25206
40K
24.85 mi15:55:444:29:3910:519:56
11:37
#25185
25.2M
25.20 mi15:59:514:33:4610:524:07
11:56
#25159
Finish
26.22 mi16:10:034:43:5810:5010:12
10:01
#25113
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi26035151901519025264(Top 89%)14819(Top 92%)14819(Top 263%)
10K6.21 mi3.10 mi26377-34215327-13715327-13726596(Top 94%)15408(Top 96%)15408(Top 273%)
15K9.32 mi3.11 mi25975+40215147+18015147+18025264(Top 89%)14819(Top 92%)14819(Top 263%)
20K12.43 mi3.11 mi25667+30815003+14415003+14424859(Top 88%)14613(Top 91%)14613(Top 259%)
Half13.11 mi0.68 mi25637+3014992+1114992+1124947(Top 88%)14646(Top 91%)14646(Top 260%)
25K15.53 mi2.42 mi25483+15414904+8814904+8824793(Top 87%)14553(Top 90%)14553(Top 258%)
30K18.64 mi3.11 mi25334+14914801+10314801+10324678(Top 87%)14390(Top 89%)14390(Top 255%)
20M20.00 mi1.36 mi25272+6214756+4514756+4524618(Top 87%)14280(Top 89%)14280(Top 253%)
21M21.00 mi1.00 mi25227+4514725+3114725+3123990(Top 84%)13905(Top 86%)13905(Top 246%)
35K21.75 mi0.75 mi25212+1514714+1114714+1124724(Top 87%)14224(Top 88%)14224(Top 252%)
23M23.00 mi1.25 mi25188+2414687+2714687+2724924(Top 88%)14299(Top 89%)14299(Top 253%)
24M24.00 mi1.00 mi25206-1814688-114688-125408(Top 89%)14511(Top 90%)14511(Top 257%)
40K24.85 mi0.85 mi25185+2114676+1214676+1224331(Top 86%)13930(Top 86%)13930(Top 247%)
25.2M25.20 mi0.35 mi25159+2614660+1614660+1623097(Top 81%)13340(Top 83%)13340(Top 236%)
Finish26.22 mi1.02 mi25113+4614629+3114629+3122968(Top 81%)13263(Top 82%)13263(Top 235%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21stories
+97ft-345ft

Overall

25264

Males

14819

M18-39

14819

5K→10K

3.1 - 6.2 mi

Top 94%
×5stories
+79ft-138ft

Overall

26596

Males

15408

M18-39

15408

10K→15K

6.2 - 9.3 mi

Top 89%
×3stories
+67ft-78ft

Overall

25264

Males

14819

M18-39

14819

15K→20K

9.3 - 12.4 mi

Top 88%
×5stories
+106ft-86ft

Overall

24859

Males

14613

M18-39

14613

20K→Half

12.4 - 13.1 mi

Top 88%
×2stories
+19ft-37ft

Overall

24947

Males

14646

M18-39

14646

Half→25K

13.1 - 15.5 mi

Top 87%
×4stories
+66ft-88ft

Overall

24793

Males

14553

M18-39

14553

25K→30K

15.5 - 18.6 mi

Top 87%
×9stories
+181ft-148ft

Overall

24678

Males

14390

M18-39

14390

30K→20M

18.6 - 20.0 mi

Top 87%
×5stories
+64ft-50ft

Overall

24618

Males

14280

M18-39

14280

20M→21M

20.0 - 21.0 mi

Top 84%
×8stories
+106ft-24ft

Overall

23990

Males

13905

M18-39

13905

21M→35K

21.0 - 21.8 mi

Top 87%
×7stories
+17ft-86ft

Overall

24724

Males

14224

M18-39

14224

35K→23M

21.8 - 23.0 mi

Top 88%
×5stories
+23ft-63ft

Overall

24924

Males

14299

M18-39

14299

23M→24M

23.0 - 24.0 mi

Top 89%
×6stories
+12ft-82ft

Overall

25408

Males

14511

M18-39

14511

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

24331

Males

13930

M18-39

13930

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

23097

Males

13340

M18-39

13340

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2stories
+22ft-21ft

Overall

22968

Males

13263

M18-39

13263

Passing Analysis

Category:
Athletes Passed
1608
Passed By
686
Net Change
+922
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26035
5K → 10K70412-342#26035#26377
10K → 15K4075+402#26377#25975
15K → 20K31810+308#25975#25667
20K → Half366+30#25667#25637
Half → 25K18531+154#25637#25483
25K → 30K20253+149#25483#25334
30K → 20M8725+62#25334#25272
20M → 21M6520+45#25272#25227
21M → 35K3116+15#25227#25212
35K → 23M5935+24#25212#25188
23M → 24M2543-18#25188#25206
24M → 40K4019+21#25206#25185
40K → 25.2M282+26#25185#25159
25.2M → Finish559+46#25159#25113
TOTALS1608686+922
📊

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