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BOSTON MARATHON 2025

Andrew Jakubowitch

Bib: 13173•M

DE

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 24%
Gender (Male)
#0 / 16105
Top 37%
Masters (Masters Men)
#0 / 10463
Top 23%
Division (M45-49)
#0 / 2386
Top 33%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:37
Rank: #7482
Start → 5K
21:37 | 6:57/mi
10K· 6.21 mi
42:47
Rank: #7045 (+437)
5K → 10K
21:10 | 6:49/mi
15K· 9.32 mi
1:04:24
Rank: #7155 (-110)
10K → 15K
21:37 | 6:57/mi
20K· 12.43 mi
1:25:30
Rank: #6680 (+475)
15K → 20K
21:06 | 6:47/mi
Half· 13.11 mi
1:30:07
Rank: #6625 (+55)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:46:46
Rank: #6359 (+266)
Half → 25K
16:39 | 6:52/mi
30K· 18.64 mi
2:09:37
Rank: #6347 (+12)
25K → 30K
22:51 | 7:21/mi
20M
2:20:00
Rank: #6387 (-40)
30K → 20M
10:23 | 7:38/mi
21M
2:28:06
Rank: #6396 (-9)
20M → 21M
8:06 | 8:06/mi
35K· 21.75 mi
2:33:50
Rank: #6457 (-61)
21M → 35K
5:44 | 7:40/mi
23M
2:43:42
Rank: #6515 (-58)
35K → 23M
9:52 | 7:53/mi
24M
2:51:28
Rank: #6581 (-66)
23M → 24M
7:46 | 7:46/mi
40K· 24.85 mi
2:58:24
Rank: #6697 (-116)
24M → 40K
6:56 | 8:07/mi
25.2M
3:01:23
Rank: #6726 (-29)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:09:27
Rank: #6893 (-167)
25.2M → Finish
8:04 | 7:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:07
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:39:20
Pace7:35 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:1721:376:5721:37
6:57
-
10K
6.21 mi11:11:2742:476:5321:10
6:49
-0:08
15K
9.32 mi11:33:041:04:246:5521:37
6:57
+0:08
20K
12.43 mi11:54:101:25:306:5321:06
6:47
-0:10
Half
13.11 mi11:58:471:30:076:524:37
6:46
-0:01
25K
15.53 mi12:15:261:46:466:5216:39
6:52
+0:06
30K
18.64 mi12:38:172:09:376:5722:51
7:21
+0:29
20M
20.00 mi12:48:402:20:007:0010:23
7:38
+0:17
21M
21.00 mi12:56:462:28:067:038:06
8:06
+0:28
35K
21.75 mi13:02:302:33:507:045:44
7:40
-0:26
23M
23.00 mi13:12:222:43:427:079:52
7:53
+0:13
24M
24.00 mi13:20:082:51:287:097:46
7:46
-0:07
40K
24.85 mi13:27:042:58:247:116:56
8:07
+0:21
25.2M
25.20 mi13:30:033:01:237:122:59
8:39
+0:32
Finish
26.22 mi13:38:073:09:277:148:04
7:55
-0:44

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

6:46 /mi

Average Pace

7:14 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:46

56% of race

Time at Steady Pace

1:04:40

34% of race

Time at Slower Pace

18:01

10% of race

Average Pace: 7:14 /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 mi10:50:1721:376:5721:37
6:57
#7482
10K
6.21 mi11:11:2742:476:5321:10
6:49
#7045
15K
9.32 mi11:33:041:04:246:5521:37
6:57
#7155
20K
12.43 mi11:54:101:25:306:5321:06
6:47
#6680
Half
13.11 mi11:58:471:30:076:524:37
6:46
#6625
25K
15.53 mi12:15:261:46:466:5216:39
6:52
#6359
30K
18.64 mi12:38:172:09:376:5722:51
7:21
#6347
20M
20.00 mi12:48:402:20:007:0010:23
7:38
#6387
21M
21.00 mi12:56:462:28:067:038:06
8:06
#6396
35K
21.75 mi13:02:302:33:507:045:44
7:40
#6457
23M
23.00 mi13:12:222:43:427:079:52
7:53
#6515
24M
24.00 mi13:20:082:51:287:097:46
7:46
#6581
40K
24.85 mi13:27:042:58:247:116:56
8:07
#6697
25.2M
25.20 mi13:30:033:01:237:122:59
8:39
#6726
Finish
26.22 mi13:38:073:09:277:148:04
7:55
#6893
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi7482665766577355(Top 26%)6518(Top 40%)6518(Top 273%)
10K6.21 mi3.10 mi7045+4376326+3316326+3316532(Top 23%)5909(Top 37%)5909(Top 248%)
15K9.32 mi3.11 mi7155-1106404-786404-787355(Top 26%)6518(Top 40%)6518(Top 273%)
20K12.43 mi3.11 mi6680+4756029+3756029+3755226(Top 18%)4815(Top 30%)4815(Top 202%)
Half13.11 mi0.68 mi6625+555983+465983+465875(Top 21%)5362(Top 33%)5362(Top 225%)
25K15.53 mi2.42 mi6359+2665754+2295754+2295424(Top 19%)4940(Top 31%)4940(Top 207%)
30K18.64 mi3.11 mi6347+125709+455709+456778(Top 24%)5836(Top 36%)5836(Top 245%)
20M20.00 mi1.36 mi6387-405730-215730-217953(Top 28%)6407(Top 40%)6407(Top 269%)
21M21.00 mi1.00 mi6396-95714+165714+167931(Top 28%)6213(Top 39%)6213(Top 260%)
35K21.75 mi0.75 mi6457-615748-345748-349742(Top 34%)7220(Top 45%)7220(Top 303%)
23M23.00 mi1.25 mi6515-585756-85756-89113(Top 32%)6771(Top 42%)6771(Top 284%)
24M24.00 mi1.00 mi6581-665779-235779-239526(Top 34%)6918(Top 43%)6918(Top 290%)
40K24.85 mi0.85 mi6697-1165834-555834-5510875(Top 38%)7485(Top 46%)7485(Top 314%)
25.2M25.20 mi0.35 mi6726-29583458349639(Top 34%)6758(Top 42%)6758(Top 283%)
Finish26.22 mi1.02 mi6893-1675922-885922-8812248(Top 43%)8151(Top 51%)8151(Top 342%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21stories
+97ft-345ft

Overall

7355

Males

6518

M45-49

6518

5K→10K

3.1 - 6.2 mi

Top 23%
×5stories
+79ft-138ft

Overall

6532

Males

5909

M45-49

5909

10K→15K

6.2 - 9.3 mi

Top 26%
×3stories
+67ft-78ft

Overall

7355

Males

6518

M45-49

6518

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

5226

Males

4815

M45-49

4815

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

5875

Males

5362

M45-49

5362

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5424

Males

4940

M45-49

4940

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6778

Males

5836

M45-49

5836

30K→20M

18.6 - 20.0 mi

Top 28%
×5stories
+64ft-50ft

Overall

7953

Males

6407

M45-49

6407

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

7931

Males

6213

M45-49

6213

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

9742

Males

7220

M45-49

7220

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

9113

Males

6771

M45-49

6771

23M→24M

23.0 - 24.0 mi

Top 34%
×6stories
+12ft-82ft

Overall

9526

Males

6918

M45-49

6918

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10875

Males

7485

M45-49

7485

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9639

Males

6758

M45-49

6758

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

12248

Males

8151

M45-49

8151

Passing Analysis

Category:
Athletes Passed
1965
Passed By
1376
Net Change
+589
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7482
5K → 10K49154+437#7482#7045
10K → 15K107217-110#7045#7155
15K → 20K4805+475#7155#6680
20K → Half616+55#6680#6625
Half → 25K28317+266#6625#6359
25K → 30K183171+12#6359#6347
30K → 20M77117-40#6347#6387
20M → 21M6271-9#6387#6396
21M → 35K2990-61#6396#6457
35K → 23M70128-58#6457#6515
23M → 24M44110-66#6515#6581
24M → 40K34150-116#6581#6697
40K → 25.2M2655-29#6697#6726
25.2M → Finish18185-167#6726#6893
TOTALS19651376+589
📊

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