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BOSTON MARATHON 2025

Danny Ascencio

Bib: 3524•M

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0:00
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Overall
#0 / 28404
Top 30%
Gender (Male)
#0 / 16105
Top 43%
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
20:42
Rank: #5134
Start → 5K
20:42 | 6:40/mi
10K· 6.21 mi
41:17
Rank: #4873 (+261)
5K → 10K
20:35 | 6:38/mi
15K· 9.32 mi
1:01:46
Rank: #4604 (+269)
10K → 15K
20:29 | 6:36/mi
20K· 12.43 mi
1:22:42
Rank: #4593 (+11)
15K → 20K
20:56 | 6:44/mi
Half· 13.11 mi
1:27:12
Rank: #4574 (+19)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:43:49
Rank: #4654 (-80)
Half → 25K
16:37 | 6:51/mi
30K· 18.64 mi
2:06:56
Rank: #5248 (-594)
25K → 30K
23:07 | 7:26/mi
20M
2:17:57
Rank: #5721 (-473)
30K → 20M
11:01 | 8:06/mi
21M
2:26:00
Rank: #5772 (-51)
20M → 21M
8:03 | 8:03/mi
35K· 21.75 mi
2:31:00
Rank: #5666 (+106)
21M → 35K
5:00 | 6:41/mi
23M
2:45:50
Rank: #7168 (-1502)
35K → 23M
14:50 | 11:51/mi
24M
2:57:27
Rank: #8458 (-1290)
23M → 24M
11:37 | 11:37/mi
40K· 24.85 mi
3:04:37
Rank: #8609 (-151)
24M → 40K
7:10 | 8:23/mi
25.2M
3:07:39
Rank: #8627 (-18)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:15:07
Rank: #8594 (+33)
25.2M → Finish
7:28 | 7:20/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:12
Pace6:39 /mi
2nd Half
Distance13.11 mi
Time1:47:55
Pace8:14 /mi
📊Positive Split: 23.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5020:426:4020:42
6:40
-
10K
6.21 mi10:43:2541:176:3920:35
6:38
-0:02
15K
9.32 mi11:03:541:01:466:3820:29
6:36
-0:02
20K
12.43 mi11:24:501:22:426:3920:56
6:44
+0:08
Half
13.11 mi11:29:201:27:126:394:30
6:36
-0:08
25K
15.53 mi11:45:571:43:496:4116:37
6:51
+0:15
30K
18.64 mi12:09:042:06:566:4923:07
7:26
+0:35
20M
20.00 mi12:20:052:17:576:5411:01
8:06
+0:40
21M
21.00 mi12:28:082:26:006:578:03
8:03
-0:03
35K
21.75 mi12:33:082:31:006:575:00
6:41
-1:22
23M
23.00 mi12:47:582:45:507:1314:50
11:51
+5:10
24M
24.00 mi12:59:352:57:277:2411:37
11:37
-0:14
40K
24.85 mi13:06:453:04:377:267:10
8:23
-3:14
25.2M
25.20 mi13:09:473:07:397:273:02
8:48
+0:25
Finish
26.22 mi13:17:153:15:077:277:28
7:20
-1:28

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

7:27 /mi

Slowest Pace

11:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:38:28

81% of race

Time at Slower Pace

36:39

19% of race

Average Pace: 7:26 /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 mi10:22:5020:426:4020:42
6:40
#5134
10K
6.21 mi10:43:2541:176:3920:35
6:38
#4873
15K
9.32 mi11:03:541:01:466:3820:29
6:36
#4604
20K
12.43 mi11:24:501:22:426:3920:56
6:44
#4593
Half
13.11 mi11:29:201:27:126:394:30
6:36
#4574
25K
15.53 mi11:45:571:43:496:4116:37
6:51
#4654
30K
18.64 mi12:09:042:06:566:4923:07
7:26
#5248
20M
20.00 mi12:20:052:17:576:5411:01
8:06
#5721
21M
21.00 mi12:28:082:26:006:578:03
8:03
#5772
35K
21.75 mi12:33:082:31:006:575:00
6:41
#5666
23M
23.00 mi12:47:582:45:507:1314:50
11:51
#7168
24M
24.00 mi12:59:352:57:277:2411:37
11:37
#8458
40K
24.85 mi13:06:453:04:377:267:10
8:23
#8609
25.2M
25.20 mi13:09:473:07:397:273:02
8:48
#8627
Finish
26.22 mi13:17:153:15:077:277:28
7:20
#8594
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5134479047904187(Top 15%)3939(Top 24%)3939(Top 70%)
10K6.21 mi3.10 mi4873+2614554+2364554+2364671(Top 16%)4373(Top 27%)4373(Top 78%)
15K9.32 mi3.11 mi4604+2694316+2384316+2384187(Top 15%)3939(Top 24%)3939(Top 70%)
20K12.43 mi3.11 mi4593+114297+194297+194777(Top 17%)4422(Top 27%)4422(Top 78%)
Half13.11 mi0.68 mi4574+194278+194278+194437(Top 16%)4159(Top 26%)4159(Top 74%)
25K15.53 mi2.42 mi4654-804340-624340-625319(Top 19%)4866(Top 30%)4866(Top 86%)
30K18.64 mi3.11 mi5248-5944822-4824822-4827308(Top 26%)6161(Top 38%)6161(Top 109%)
20M20.00 mi1.36 mi5721-4735209-3875209-38711118(Top 39%)8080(Top 50%)8080(Top 143%)
21M21.00 mi1.00 mi5772-515239-305239-307629(Top 27%)6047(Top 38%)6047(Top 107%)
35K21.75 mi0.75 mi5666+1065150+895150+893452(Top 12%)3151(Top 20%)3151(Top 56%)
23M23.00 mi1.25 mi7168-15026205-10556205-105524849(Top 87%)14263(Top 89%)14263(Top 253%)
24M24.00 mi1.00 mi8458-12906985-7806985-78025085(Top 88%)14345(Top 89%)14345(Top 254%)
40K24.85 mi0.85 mi8609-1517038-537038-5312630(Top 44%)8336(Top 52%)8336(Top 148%)
25.2M25.20 mi0.35 mi8627-187031+77031+710519(Top 37%)7211(Top 45%)7211(Top 128%)
Finish26.22 mi1.02 mi8594+336986+456986+457949(Top 28%)5883(Top 37%)5883(Top 104%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4187

Males

3939

M18-39

3939

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4671

Males

4373

M18-39

4373

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4187

Males

3939

M18-39

3939

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4777

Males

4422

M18-39

4422

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4437

Males

4159

M18-39

4159

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5319

Males

4866

M18-39

4866

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

7308

Males

6161

M18-39

6161

30K→20M

18.6 - 20.0 mi

Top 39%
×5stories
+64ft-50ft

Overall

11118

Males

8080

M18-39

8080

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7629

Males

6047

M18-39

6047

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3452

Males

3151

M18-39

3151

35K→23M

21.8 - 23.0 mi

Top 87%
×5stories
+23ft-63ft

Overall

24849

Males

14263

M18-39

14263

23M→24M

23.0 - 24.0 mi

Top 88%
×6stories
+12ft-82ft

Overall

25085

Males

14345

M18-39

14345

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

12630

Males

8336

M18-39

8336

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

10519

Males

7211

M18-39

7211

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7949

Males

5883

M18-39

5883

Passing Analysis

Category:
Athletes Passed
1252
Passed By
4712
Net Change
-3460
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5134
5K → 10K33271+261#5134#4873
10K → 15K28718+269#4873#4604
15K → 20K124113+11#4604#4593
20K → Half2910+19#4593#4574
Half → 25K87167-80#4574#4654
25K → 30K51645-594#4654#5248
30K → 20M10483-473#5248#5721
20M → 21M49100-51#5721#5772
21M → 35K1071+106#5772#5666
35K → 23M71509-1502#5666#7168
23M → 24M01290-1290#7168#8458
24M → 40K47198-151#8458#8609
40K → 25.2M3452-18#8609#8627
25.2M → Finish8855+33#8627#8594
TOTALS12524712-3460
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing