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BOSTON MARATHON 2025

Jackson Baese

Bib: 3437•M

MI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 29%
Gender (Male)
#0 / 16105
Top 42%
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
18:50
Rank: #1282
Start → 5K
18:50 | 6:04/mi
10K· 6.21 mi
37:43
Rank: #1315 (-33)
5K → 10K
18:53 | 6:05/mi
15K· 9.32 mi
56:20
Rank: #1184 (+131)
10K → 15K
18:37 | 6:00/mi
20K· 12.43 mi
1:15:42
Rank: #1288 (-104)
15K → 20K
19:22 | 6:14/mi
Half· 13.11 mi
1:19:58
Rank: #1340 (-52)
20K → Half
4:16 | 6:15/mi
25K· 15.53 mi
1:36:36
Rank: #1787 (-447)
Half → 25K
16:38 | 6:52/mi
30K· 18.64 mi
1:59:37
Rank: #2543 (-756)
25K → 30K
23:01 | 7:25/mi
20M
2:13:01
Rank: #3779 (-1236)
30K → 20M
13:24 | 9:52/mi
21M
2:26:33
Rank: #5946 (-2167)
20M → 21M
13:32 | 13:32/mi
35K· 21.75 mi
2:33:50
Rank: #6458 (-512)
21M → 35K
7:17 | 9:44/mi
23M
2:46:41
Rank: #7431 (-973)
35K → 23M
12:51 | 10:16/mi
24M
2:55:31
Rank: #7823 (-392)
23M → 24M
8:50 | 8:50/mi
40K· 24.85 mi
3:03:25
Rank: #8202 (-379)
24M → 40K
7:54 | 9:14/mi
25.2M
3:06:41
Rank: #8290 (-88)
40K → 25.2M
3:16 | 9:28/mi
Finish· 26.22 mi
3:13:48
Rank: #8153 (+137)
25.2M → Finish
7:07 | 6:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:58
Pace6:06 /mi
2nd Half
Distance13.11 mi
Time1:53:50
Pace8:41 /mi
📊Positive Split: 42.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:0118:506:0418:50
6:04
-
10K
6.21 mi10:39:5437:436:0418:53
6:05
+0:01
15K
9.32 mi10:58:3156:206:0318:37
6:00
-0:05
20K
12.43 mi11:17:531:15:426:0519:22
6:14
+0:14
Half
13.11 mi11:22:091:19:586:064:16
6:15
+0:01
25K
15.53 mi11:38:471:36:366:1316:38
6:52
+0:37
30K
18.64 mi12:01:481:59:376:2523:01
7:25
+0:33
20M
20.00 mi12:15:122:13:016:3913:24
9:52
+2:27
21M
21.00 mi12:28:442:26:336:5913:32
13:32
+3:40
35K
21.75 mi12:36:012:33:507:047:17
9:44
-3:48
23M
23.00 mi12:48:522:46:417:1512:51
10:16
+0:32
24M
24.00 mi12:57:422:55:317:198:50
8:50
-1:26
40K
24.85 mi13:05:363:03:257:237:54
9:14
+0:24
25.2M
25.20 mi13:08:523:06:417:243:16
9:28
+0:14
Finish
26.22 mi13:15:593:13:487:247:07
6:59
-2:29

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

6:00 /mi

Average Pace

7:24 /mi

Slowest Pace

13:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:19:58

41% of race

Time at Steady Pace

46:46

24% of race

Time at Slower Pace

1:07:04

35% of race

Average Pace: 7:23 /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 mi10:21:0118:506:0418:50
6:04
#1282
10K
6.21 mi10:39:5437:436:0418:53
6:05
#1315
15K
9.32 mi10:58:3156:206:0318:37
6:00
#1184
20K
12.43 mi11:17:531:15:426:0519:22
6:14
#1288
Half
13.11 mi11:22:091:19:586:064:16
6:15
#1340
25K
15.53 mi11:38:471:36:366:1316:38
6:52
#1787
30K
18.64 mi12:01:481:59:376:2523:01
7:25
#2543
20M
20.00 mi12:15:122:13:016:3913:24
9:52
#3779
21M
21.00 mi12:28:442:26:336:5913:32
13:32
#5946
35K
21.75 mi12:36:012:33:507:047:17
9:44
#6458
23M
23.00 mi12:48:522:46:417:1512:51
10:16
#7431
24M
24.00 mi12:57:422:55:317:198:50
8:50
#7823
40K
24.85 mi13:05:363:03:257:237:54
9:14
#8202
25.2M
25.20 mi13:08:523:06:417:243:16
9:28
#8290
Finish
26.22 mi13:15:593:13:487:247:07
6:59
#8153
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1282121712171018(Top 4%)963(Top 6%)963(Top 17%)
10K6.21 mi3.10 mi1315-331252-351252-351401(Top 5%)1330(Top 8%)1330(Top 24%)
15K9.32 mi3.11 mi1184+1311121+1311121+1311018(Top 4%)963(Top 6%)963(Top 17%)
20K12.43 mi3.11 mi1288-1041219-981219-981724(Top 6%)1640(Top 10%)1640(Top 29%)
Half13.11 mi0.68 mi1340-521270-511270-512312(Top 8%)2213(Top 14%)2213(Top 39%)
25K15.53 mi2.42 mi1787-4471699-4291699-4295375(Top 19%)4903(Top 30%)4903(Top 87%)
30K18.64 mi3.11 mi2543-7562429-7302429-7307098(Top 25%)6034(Top 37%)6034(Top 107%)
20M20.00 mi1.36 mi3779-12363558-11293558-112920473(Top 72%)12351(Top 77%)12351(Top 219%)
21M21.00 mi1.00 mi5946-21675367-18095367-180925701(Top 90%)14727(Top 91%)14727(Top 261%)
35K21.75 mi0.75 mi6458-5125749-3825749-38221085(Top 74%)12473(Top 77%)12473(Top 221%)
23M23.00 mi1.25 mi7431-9736378-6296378-62921297(Top 75%)12536(Top 78%)12536(Top 222%)
24M24.00 mi1.00 mi7823-3926593-2156593-21516465(Top 58%)10229(Top 64%)10229(Top 181%)
40K24.85 mi0.85 mi8202-3796802-2096802-20917500(Top 62%)10588(Top 66%)10588(Top 188%)
25.2M25.20 mi0.35 mi8290-886837-356837-3514342(Top 50%)9071(Top 56%)9071(Top 161%)
Finish26.22 mi1.02 mi8153+1376721+1166721+1165637(Top 20%)4508(Top 28%)4508(Top 80%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

1018

Males

963

M18-39

963

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1401

Males

1330

M18-39

1330

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

1018

Males

963

M18-39

963

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1724

Males

1640

M18-39

1640

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2312

Males

2213

M18-39

2213

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5375

Males

4903

M18-39

4903

25K→30K

15.5 - 18.6 mi

Top 25%
×9stories
+181ft-148ft

Overall

7098

Males

6034

M18-39

6034

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

20473

Males

12351

M18-39

12351

20M→21M

20.0 - 21.0 mi

Top 90%
×8stories
+106ft-24ft

Overall

25701

Males

14727

M18-39

14727

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

21085

Males

12473

M18-39

12473

35K→23M

21.8 - 23.0 mi

Top 75%
×5stories
+23ft-63ft

Overall

21297

Males

12536

M18-39

12536

23M→24M

23.0 - 24.0 mi

Top 58%
×6stories
+12ft-82ft

Overall

16465

Males

10229

M18-39

10229

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

17500

Males

10588

M18-39

10588

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

14342

Males

9071

M18-39

9071

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5637

Males

4508

M18-39

4508

Passing Analysis

Category:
Athletes Passed
425
Passed By
7296
Net Change
-6871
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1282
5K → 10K5184-33#1282#1315
10K → 15K1354+131#1315#1184
15K → 20K21125-104#1184#1288
20K → Half052-52#1288#1340
Half → 25K6453-447#1340#1787
25K → 30K6762-756#1787#2543
30K → 20M11237-1236#2543#3779
20M → 21M02167-2167#3779#5946
21M → 35K4516-512#5946#6458
35K → 23M12985-973#6458#7431
23M → 24M15407-392#7431#7823
24M → 40K15394-379#7823#8202
40K → 25.2M1199-88#8202#8290
25.2M → Finish14811+137#8290#8153
TOTALS4257296-6871
📊

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