Boston Marathon logo
BOSTON MARATHON 2025

Dante Colunga Gonzalez

Bib: 31623•M

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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:39/mi
29:59
↑ 97↓ 3451.5%
10K· 6.21 mi
9:20/mi
59:00
↑ 79↓ 1380.4%
15K· 9.32 mi
9:28/mi
1:28:25
↑ 67↓ 78
20K· 12.43 mi
9:46/mi
1:58:47
↑ 106↓ 860.1%
Half· 13.11 mi
9:33/mi
2:05:18
↑ 19↓ 370.5%
25K· 15.53 mi
10:17/mi
2:30:13
↑ 66↓ 880.2%
30K· 18.64 mi
10:19/mi
3:02:15
↑ 181↓ 1480.2%
20M
11:00/mi
3:17:12
↑ 64↓ 500.2%
21M
11:55/mi
3:29:07
↑ 106↓ 241.6%
35K· 21.75 mi
11:22/mi
3:37:37
↑ 17↓ 861.7%
23M
12:32/mi
3:53:19
↑ 23↓ 630.6%
24M
12:46/mi
4:06:05
↓ 821.3%
40K· 24.85 mi
13:46/mi
4:17:51
↓ 200.3%
25.2M
13:55/mi
4:22:39
↑ 13↓ 160.2%
Finish· 26.22 mi
11:29/mi
4:34:21
↑ 22↓ 21

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
Time2:05:18
Pace9:33 /mi
2nd Half
Distance13.11 mi
Time2:29:03
Pace11:22 /mi
📊Positive Split: 19.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:5829:599:3929:59
9:39
-
10K
6.21 mi12:24:5959:009:3029:01
9:20
-0:19
15K
9.32 mi12:54:241:28:259:2929:25
9:28
+0:08
20K
12.43 mi13:24:461:58:479:3330:22
9:46
+0:18
Half
13.11 mi13:31:172:05:189:336:31
9:33
-0:13
25K
15.53 mi13:56:122:30:139:4024:55
10:17
+0:44
30K
18.64 mi14:28:143:02:159:4732:02
10:19
+0:02
20M
20.00 mi14:43:113:17:129:5214:57
11:00
+0:41
21M
21.00 mi14:55:063:29:079:5711:55
11:55
+0:55
35K
21.75 mi15:03:363:37:3710:008:30
11:22
-0:33
23M
23.00 mi15:19:183:53:1910:0915:42
12:32
+1:10
24M
24.00 mi15:32:044:06:0510:1512:46
12:46
+0:14
40K
24.85 mi15:43:504:17:5110:2211:46
13:46
+1:00
25.2M
25.20 mi15:48:384:22:3910:254:48
13:55
+0:09
Finish
26.22 mi16:00:204:34:2110:2811:42
11:29
-2:26

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

9:20 /mi

Average Pace

10:28 /mi

Slowest Pace

13:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:05:18

46% of race

Time at Steady Pace

1:32:06

34% of race

Time at Slower Pace

56:57

21% of race

Average Pace: 10:28 /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 mi11:55:5829:599:3929:59
9:39
#24694
10K
6.21 mi12:24:5959:009:3029:01
9:20
#24160
15K
9.32 mi12:54:241:28:259:2929:25
9:28
#23997
20K
12.43 mi13:24:461:58:479:3330:22
9:46
#23897
Half
13.11 mi13:31:172:05:189:336:31
9:33
#23889
25K
15.53 mi13:56:122:30:139:4024:55
10:17
#23908
30K
18.64 mi14:28:143:02:159:4732:02
10:19
#23611
20M
20.00 mi14:43:113:17:129:5214:57
11:00
#23613
21M
21.00 mi14:55:063:29:079:5711:55
11:55
#23609
35K
21.75 mi15:03:363:37:3710:008:30
11:22
#23682
23M
23.00 mi15:19:183:53:1910:0915:42
12:32
#23858
24M
24.00 mi15:32:044:06:0510:1512:46
12:46
#24052
40K
24.85 mi15:43:504:17:5110:2211:46
13:46
#24261
25.2M
25.20 mi15:48:384:22:3910:254:48
13:55
#24300
Finish
26.22 mi16:00:204:34:2110:2811:42
11:29
#24394
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi24694145741457423646(Top 83%)14122(Top 88%)14122(Top 250%)
10K6.21 mi3.10 mi24160+53414324+25014324+25023647(Top 83%)14099(Top 88%)14099(Top 250%)
15K9.32 mi3.11 mi23997+16314260+6414260+6423646(Top 83%)14122(Top 88%)14122(Top 250%)
20K12.43 mi3.11 mi23897+10014197+6314197+6323697(Top 83%)14093(Top 88%)14093(Top 250%)
Half13.11 mi0.68 mi23889+814193+414193+423698(Top 83%)14101(Top 88%)14101(Top 250%)
25K15.53 mi2.42 mi23908-1914200-714200-723900(Top 84%)14153(Top 88%)14153(Top 251%)
30K18.64 mi3.11 mi23611+29714034+16614034+16622482(Top 79%)13389(Top 83%)13389(Top 237%)
20M20.00 mi1.36 mi23613-214006+2814006+2823577(Top 83%)13795(Top 86%)13795(Top 245%)
21M21.00 mi1.00 mi23609+413989+1713989+1723445(Top 83%)13650(Top 85%)13650(Top 242%)
35K21.75 mi0.75 mi23682-7314016-2714016-2724874(Top 88%)14294(Top 89%)14294(Top 253%)
23M23.00 mi1.25 mi23858-17614073-5714073-5725847(Top 91%)14756(Top 92%)14756(Top 262%)
24M24.00 mi1.00 mi24052-19414150-7714150-7726605(Top 94%)15114(Top 94%)15114(Top 268%)
40K24.85 mi0.85 mi24261-20914243-9314243-9326992(Top 95%)15283(Top 95%)15283(Top 271%)
25.2M25.20 mi0.35 mi24300-3914260-1714260-1726206(Top 92%)14845(Top 92%)14845(Top 263%)
Finish26.22 mi1.02 mi24394-9414286-2614286-2626107(Top 92%)14842(Top 92%)14842(Top 263%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21story building
+97ft-345ft

Overall

23646

Males

14122

M18-39

14122

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

23647

Males

14099

M18-39

14099

10K→15K

6.2 - 9.3 mi

Top 83%
×3story building
+67ft-78ft

Overall

23646

Males

14122

M18-39

14122

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

23697

Males

14093

M18-39

14093

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

23698

Males

14101

M18-39

14101

Half→25K

13.1 - 15.5 mi

Top 84%
×4story building
+66ft-88ft

Overall

23900

Males

14153

M18-39

14153

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

22482

Males

13389

M18-39

13389

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

23577

Males

13795

M18-39

13795

20M→21M

20.0 - 21.0 mi

Top 83%
×8story building
+106ft-24ft

Overall

23445

Males

13650

M18-39

13650

21M→35K

21.0 - 21.8 mi

Top 88%
×7story building
+17ft-86ft

Overall

24874

Males

14294

M18-39

14294

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

25847

Males

14756

M18-39

14756

23M→24M

23.0 - 24.0 mi

Top 94%
×6story building
+12ft-82ft

Overall

26605

Males

15114

M18-39

15114

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

26992

Males

15283

M18-39

15283

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

26206

Males

14845

M18-39

14845

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2story building
+22ft-21ft

Overall

26107

Males

14842

M18-39

14842

Passing Analysis

Category:
Athletes Passed
1689
Passed By
1389
Net Change
+300
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24694
5K → 10K57137+534#24694#24160
10K → 15K23875+163#24160#23997
15K → 20K18585+100#23997#23897
20K → Half2113+8#23897#23889
Half → 25K113132-19#23889#23908
25K → 30K32023+297#23908#23611
30K → 20M8082-2#23611#23613
20M → 21M6864+4#23613#23609
21M → 35K29102-73#23609#23682
35K → 23M28204-176#23682#23858
23M → 24M7201-194#23858#24052
24M → 40K9218-209#24052#24261
40K → 25.2M443-39#24261#24300
25.2M → Finish16110-94#24300#24394
TOTALS16891389+300
📊

Passing Visuals

Category:
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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing