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BOSTON MARATHON 2025

Andrew Acker

Bib: 26834•M

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 29%
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
21:55
Rank: #8243
Start → 5K
21:55 | 7:03/mi
10K· 6.21 mi
43:41
Rank: #8088 (+155)
5K → 10K
21:46 | 7:00/mi
15K· 9.32 mi
1:05:47
Rank: #8181 (-93)
10K → 15K
22:06 | 7:07/mi
20K· 12.43 mi
1:28:37
Rank: #8381 (-200)
15K → 20K
22:50 | 7:21/mi
Half· 13.11 mi
1:33:39
Rank: #8486 (-105)
20K → Half
5:02 | 7:23/mi
25K· 15.53 mi
1:51:34
Rank: #8528 (-42)
Half → 25K
17:55 | 7:23/mi
30K· 18.64 mi
2:15:18
Rank: #8498 (+30)
25K → 30K
23:44 | 7:38/mi
20M
2:25:57
Rank: #8505 (-7)
30K → 20M
10:39 | 7:50/mi
21M
2:34:14
Rank: #8492 (+13)
20M → 21M
8:17 | 8:17/mi
35K· 21.75 mi
2:39:49
Rank: #8456 (+36)
21M → 35K
5:35 | 7:28/mi
23M
2:49:42
Rank: #8444 (+12)
35K → 23M
9:53 | 7:54/mi
24M
2:57:21
Rank: #8415 (+29)
23M → 24M
7:39 | 7:39/mi
40K· 24.85 mi
3:04:05
Rank: #8416 (-1)
24M → 40K
6:44 | 7:53/mi
25.2M
3:06:58
Rank: #8387 (+29)
40K → 25.2M
2:53 | 8:22/mi
Finish· 26.22 mi
3:14:25
Rank: #8366 (+21)
25.2M → Finish
7:27 | 7:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:39
Pace7:09 /mi
2nd Half
Distance13.11 mi
Time1:40:46
Pace7:41 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:37:4121:557:0321:55
7:03
-
10K
6.21 mi11:59:2743:417:0221:46
7:00
-0:03
15K
9.32 mi12:21:331:05:477:0322:06
7:07
+0:07
20K
12.43 mi12:44:231:28:377:0822:50
7:21
+0:14
Half
13.11 mi12:49:251:33:397:095:02
7:23
+0:02
25K
15.53 mi13:07:201:51:347:1117:55
7:23
0:00
30K
18.64 mi13:31:042:15:187:1523:44
7:38
+0:15
20M
20.00 mi13:41:432:25:577:1810:39
7:50
+0:12
21M
21.00 mi13:50:002:34:147:218:17
8:17
+0:27
35K
21.75 mi13:55:352:39:497:215:35
7:28
-0:49
23M
23.00 mi14:05:282:49:427:239:53
7:54
+0:26
24M
24.00 mi14:13:072:57:217:237:39
7:39
-0:15
40K
24.85 mi14:19:513:04:057:246:44
7:53
+0:14
25.2M
25.20 mi14:22:443:06:587:252:53
8:22
+0:29
Finish
26.22 mi14:30:113:14:257:257:27
7:19
-1:03

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

7:00 /mi

Average Pace

7:25 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:35:59

80% of race

Time at Steady Pace

27:16

14% of race

Time at Slower Pace

11:10

6% of race

Average Pace: 7:25 /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 mi11:37:4121:557:0321:55
7:03
#8243
10K
6.21 mi11:59:2743:417:0221:46
7:00
#8088
15K
9.32 mi12:21:331:05:477:0322:06
7:07
#8181
20K
12.43 mi12:44:231:28:377:0822:50
7:21
#8381
Half
13.11 mi12:49:251:33:397:095:02
7:23
#8486
25K
15.53 mi13:07:201:51:347:1117:55
7:23
#8528
30K
18.64 mi13:31:042:15:187:1523:44
7:38
#8498
20M
20.00 mi13:41:432:25:577:1810:39
7:50
#8505
21M
21.00 mi13:50:002:34:147:218:17
8:17
#8492
35K
21.75 mi13:55:352:39:497:215:35
7:28
#8456
23M
23.00 mi14:05:282:49:427:239:53
7:54
#8444
24M
24.00 mi14:13:072:57:217:237:39
7:39
#8415
40K
24.85 mi14:19:513:04:057:246:44
7:53
#8416
25.2M
25.20 mi14:22:443:06:587:252:53
8:22
#8387
Finish
26.22 mi14:30:113:14:257:257:27
7:19
#8366
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi8243714971498414(Top 30%)7187(Top 45%)7187(Top 127%)
10K6.21 mi3.10 mi8088+1557043+1067043+1067947(Top 28%)6943(Top 43%)6943(Top 123%)
15K9.32 mi3.11 mi8181-937086-437086-438414(Top 30%)7187(Top 45%)7187(Top 127%)
20K12.43 mi3.11 mi8381-2007185-997185-999438(Top 33%)7702(Top 48%)7702(Top 137%)
Half13.11 mi0.68 mi8486-1057248-637248-6310588(Top 37%)8310(Top 52%)8310(Top 147%)
25K15.53 mi2.42 mi8528-427252-47252-49050(Top 32%)7366(Top 46%)7366(Top 131%)
30K18.64 mi3.11 mi8498+307182+707182+708733(Top 31%)6995(Top 43%)6995(Top 124%)
20M20.00 mi1.36 mi8505-77150+327150+329247(Top 33%)7123(Top 44%)7123(Top 126%)
21M21.00 mi1.00 mi8492+137105+457105+459101(Top 32%)6869(Top 43%)6869(Top 122%)
35K21.75 mi0.75 mi8456+367057+487057+488336(Top 29%)6500(Top 40%)6500(Top 115%)
23M23.00 mi1.25 mi8444+127012+457012+459230(Top 32%)6839(Top 42%)6839(Top 121%)
24M24.00 mi1.00 mi8415+296959+536959+538746(Top 31%)6513(Top 40%)6513(Top 115%)
40K24.85 mi0.85 mi8416-16928+316928+319264(Top 33%)6657(Top 41%)6657(Top 118%)
25.2M25.20 mi0.35 mi8387+296892+366892+367921(Top 28%)5862(Top 36%)5862(Top 104%)
Finish26.22 mi1.02 mi8366+216851+416851+417837(Top 28%)5815(Top 36%)5815(Top 103%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21stories
+97ft-345ft

Overall

8414

Males

7187

M18-39

7187

5K→10K

3.1 - 6.2 mi

Top 28%
×5stories
+79ft-138ft

Overall

7947

Males

6943

M18-39

6943

10K→15K

6.2 - 9.3 mi

Top 30%
×3stories
+67ft-78ft

Overall

8414

Males

7187

M18-39

7187

15K→20K

9.3 - 12.4 mi

Top 33%
×5stories
+106ft-86ft

Overall

9438

Males

7702

M18-39

7702

20K→Half

12.4 - 13.1 mi

Top 37%
×2stories
+19ft-37ft

Overall

10588

Males

8310

M18-39

8310

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

9050

Males

7366

M18-39

7366

25K→30K

15.5 - 18.6 mi

Top 31%
×9stories
+181ft-148ft

Overall

8733

Males

6995

M18-39

6995

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

9247

Males

7123

M18-39

7123

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

9101

Males

6869

M18-39

6869

21M→35K

21.0 - 21.8 mi

Top 29%
×7stories
+17ft-86ft

Overall

8336

Males

6500

M18-39

6500

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

9230

Males

6839

M18-39

6839

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8746

Males

6513

M18-39

6513

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

9264

Males

6657

M18-39

6657

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7921

Males

5862

M18-39

5862

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7837

Males

5815

M18-39

5815

Passing Analysis

Category:
Athletes Passed
1539
Passed By
1662
Net Change
-123
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8243
5K → 10K294139+155#8243#8088
10K → 15K107200-93#8088#8181
15K → 20K102302-200#8181#8381
20K → Half9114-105#8381#8486
Half → 25K114156-42#8486#8528
25K → 30K227197+30#8528#8498
30K → 20M96103-7#8498#8505
20M → 21M10188+13#8505#8492
21M → 35K7842+36#8492#8456
35K → 23M113101+12#8456#8444
23M → 24M9465+29#8444#8415
24M → 40K7475-1#8415#8416
40K → 25.2M5122+29#8416#8387
25.2M → Finish7958+21#8387#8366
TOTALS15391662-123
📊

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