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BOSTON MARATHON 2025

Jeff Alexander

Bib: 6089•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 27%
Gender (Male)
#0 / 16105
Top 39%
Masters (Masters Men)
#0 / 10463
Top 27%
Division (M55-59)
#0 / 1648
Top 9%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:04
Rank: #8652
Start → 5K
22:04 | 7:06/mi
10K· 6.21 mi
44:41
Rank: #9375 (-723)
5K → 10K
22:37 | 7:17/mi
15K· 9.32 mi
1:07:51
Rank: #10030 (-655)
10K → 15K
23:10 | 7:27/mi
20K· 12.43 mi
1:30:32
Rank: #9733 (+297)
15K → 20K
22:41 | 7:18/mi
Half· 13.11 mi
1:35:20
Rank: #9605 (+128)
20K → Half
4:48 | 7:02/mi
25K· 15.53 mi
1:52:55
Rank: #9303 (+302)
Half → 25K
17:35 | 7:15/mi
30K· 18.64 mi
2:16:08
Rank: #8856 (+447)
25K → 30K
23:13 | 7:28/mi
20M
2:26:21
Rank: #8673 (+183)
30K → 20M
10:13 | 7:31/mi
21M
2:34:20
Rank: #8543 (+130)
20M → 21M
7:59 | 7:59/mi
35K· 21.75 mi
2:39:45
Rank: #8426 (+117)
21M → 35K
5:25 | 7:14/mi
23M
2:49:07
Rank: #8248 (+178)
35K → 23M
9:22 | 7:29/mi
24M
2:56:13
Rank: #8040 (+208)
23M → 24M
7:06 | 7:06/mi
40K· 24.85 mi
3:02:25
Rank: #7885 (+155)
24M → 40K
6:12 | 7:15/mi
25.2M
3:05:03
Rank: #7789 (+96)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
3:11:52
Rank: #7572 (+217)
25.2M → Finish
6:49 | 6:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:20
Pace7:16 /mi
2nd Half
Distance13.11 mi
Time1:36:32
Pace7:22 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:4622:047:0622:04
7:06
-
10K
6.21 mi10:49:2344:417:1122:37
7:17
+0:11
15K
9.32 mi11:12:331:07:517:1723:10
7:27
+0:10
20K
12.43 mi11:35:141:30:327:1722:41
7:18
-0:09
Half
13.11 mi11:40:021:35:207:164:48
7:02
-0:16
25K
15.53 mi11:57:371:52:557:1617:35
7:15
+0:13
30K
18.64 mi12:20:502:16:087:1823:13
7:28
+0:13
20M
20.00 mi12:31:032:26:217:1910:13
7:31
+0:03
21M
21.00 mi12:39:022:34:207:217:59
7:59
+0:28
35K
21.75 mi12:44:272:39:457:215:25
7:14
-0:45
23M
23.00 mi12:53:492:49:077:219:22
7:29
+0:15
24M
24.00 mi13:00:552:56:137:217:06
7:06
-0:23
40K
24.85 mi13:07:073:02:257:206:12
7:15
+0:09
25.2M
25.20 mi13:09:453:05:037:212:38
7:38
+0:23
Finish
26.22 mi13:16:343:11:527:196:49
6:41
-0:57

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

6:41 /mi

Average Pace

7:19 /mi

Slowest Pace

7:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:17

60% of race

Time at Steady Pace

1:08:36

36% of race

Time at Slower Pace

7:59

4% of race

Average Pace: 7:19 /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 mi10:26:4622:047:0622:04
7:06
#8652
10K
6.21 mi10:49:2344:417:1122:37
7:17
#9375
15K
9.32 mi11:12:331:07:517:1723:10
7:27
#10030
20K
12.43 mi11:35:141:30:327:1722:41
7:18
#9733
Half
13.11 mi11:40:021:35:207:164:48
7:02
#9605
25K
15.53 mi11:57:371:52:557:1617:35
7:15
#9303
30K
18.64 mi12:20:502:16:087:1823:13
7:28
#8856
20M
20.00 mi12:31:032:26:217:1910:13
7:31
#8673
21M
21.00 mi12:39:022:34:207:217:59
7:59
#8543
35K
21.75 mi12:44:272:39:457:215:25
7:14
#8426
23M
23.00 mi12:53:492:49:077:219:22
7:29
#8248
24M
24.00 mi13:00:552:56:137:217:06
7:06
#8040
40K
24.85 mi13:07:073:02:257:206:12
7:15
#7885
25.2M
25.20 mi13:09:453:05:037:212:38
7:38
#7789
Finish
26.22 mi13:16:343:11:527:196:49
6:41
#7572
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi86527410741011368(Top 40%)8767(Top 54%)8767(Top 532%)
10K6.21 mi3.10 mi9375-7237823-4137823-41310164(Top 36%)8236(Top 51%)8236(Top 500%)
15K9.32 mi3.11 mi10030-6558146-3238146-32311368(Top 40%)8767(Top 54%)8767(Top 532%)
20K12.43 mi3.11 mi9733+2977958+1887958+1889044(Top 32%)7469(Top 46%)7469(Top 453%)
Half13.11 mi0.68 mi9605+1287880+787880+787783(Top 27%)6745(Top 42%)6745(Top 409%)
25K15.53 mi2.42 mi9303+3027691+1897691+1897986(Top 28%)6755(Top 42%)6755(Top 410%)
30K18.64 mi3.11 mi8856+4477386+3057386+3057543(Top 27%)6306(Top 39%)6306(Top 383%)
20M20.00 mi1.36 mi8673+1837241+1457241+1457109(Top 25%)5904(Top 37%)5904(Top 358%)
21M21.00 mi1.00 mi8543+1307136+1057136+1057236(Top 25%)5810(Top 36%)5810(Top 353%)
35K21.75 mi0.75 mi8426+1177040+967040+966837(Top 24%)5596(Top 35%)5596(Top 340%)
23M23.00 mi1.25 mi8248+1786900+1406900+1406513(Top 23%)5298(Top 33%)5298(Top 321%)
24M24.00 mi1.00 mi8040+2086722+1786722+1785209(Top 18%)4399(Top 27%)4399(Top 267%)
40K24.85 mi0.85 mi7885+1556600+1226600+1225352(Top 19%)4453(Top 28%)4453(Top 270%)
25.2M25.20 mi0.35 mi7789+966525+756525+754028(Top 14%)3444(Top 21%)3444(Top 209%)
Finish26.22 mi1.02 mi7572+2176358+1676358+1673804(Top 13%)3292(Top 20%)3292(Top 200%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

11368

Males

8767

M55-59

8767

5K→10K

3.1 - 6.2 mi

Top 36%
×5stories
+79ft-138ft

Overall

10164

Males

8236

M55-59

8236

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

11368

Males

8767

M55-59

8767

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

9044

Males

7469

M55-59

7469

20K→Half

12.4 - 13.1 mi

Top 27%
×2stories
+19ft-37ft

Overall

7783

Males

6745

M55-59

6745

Half→25K

13.1 - 15.5 mi

Top 28%
×4stories
+66ft-88ft

Overall

7986

Males

6755

M55-59

6755

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7543

Males

6306

M55-59

6306

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

7109

Males

5904

M55-59

5904

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

7236

Males

5810

M55-59

5810

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6837

Males

5596

M55-59

5596

35K→23M

21.8 - 23.0 mi

Top 23%
×5stories
+23ft-63ft

Overall

6513

Males

5298

M55-59

5298

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

5209

Males

4399

M55-59

4399

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

5352

Males

4453

M55-59

4453

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

4028

Males

3444

M55-59

3444

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3804

Males

3292

M55-59

3292

Passing Analysis

Category:
Athletes Passed
2731*
Passed By
1649
Net Change
+1080
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8652
5K → 10K43766-723#8652#9375
10K → 15K36689-655#9375#10030
15K → 20K340*43+297#10030#9733
20K → Half1313+128#9733#9605
Half → 25K32018+302#9605#9303
25K → 30K48538+447#9303#8856
30K → 20M20017+183#8856#8673
20M → 21M16232+130#8673#8543
21M → 35K12710+117#8543#8426
35K → 23M19921+178#8426#8248
23M → 24M2135+208#8248#8040
24M → 40K1594+155#8040#7885
40K → 25.2M971+96#7885#7789
25.2M → Finish2192+217#7789#7572
TOTALS2731*1649+1080

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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