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BOSTON MARATHON 2025

Alexandra Edelman

Bib: 9599•F

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 33%
Gender (Female)
#0 / 12228
Top 15%
Division (F18-39)
#0 / 5469
Top 28%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:57
Rank: #14050
Start → 5K
23:57 | 7:43/mi
10K· 6.21 mi
47:22
Rank: #13243 (+807)
5K → 10K
23:25 | 7:32/mi
15K· 9.32 mi
1:10:19
Rank: #12377 (+866)
10K → 15K
22:57 | 7:23/mi
20K· 12.43 mi
1:33:43
Rank: #12006 (+371)
15K → 20K
23:24 | 7:32/mi
Half· 13.11 mi
1:38:47
Rank: #11940 (+66)
20K → Half
5:04 | 7:26/mi
25K· 15.53 mi
1:56:46
Rank: #11477 (+463)
Half → 25K
17:59 | 7:25/mi
30K· 18.64 mi
2:20:44
Rank: #11022 (+455)
25K → 30K
23:58 | 7:43/mi
20M
2:31:04
Rank: #10720 (+302)
30K → 20M
10:20 | 7:36/mi
21M
2:38:52
Rank: #10381 (+339)
20M → 21M
7:48 | 7:48/mi
35K· 21.75 mi
2:44:20
Rank: #10235 (+146)
21M → 35K
5:28 | 7:18/mi
23M
2:53:51
Rank: #10002 (+233)
35K → 23M
9:31 | 7:36/mi
24M
3:01:06
Rank: #9777 (+225)
23M → 24M
7:15 | 7:15/mi
40K· 24.85 mi
3:07:21
Rank: #9556 (+221)
24M → 40K
6:15 | 7:19/mi
25.2M
3:10:06
Rank: #9479 (+77)
40K → 25.2M
2:45 | 7:58/mi
Finish· 26.22 mi
3:17:17
Rank: #9294 (+185)
25.2M → Finish
7:11 | 7:03/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:38:47
Pace7:32 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:38:30
Pace7:31 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:5523:577:4323:57
7:43
-
10K
6.21 mi11:18:2047:227:3723:25
7:32
-0:11
15K
9.32 mi11:41:171:10:197:3322:57
7:23
-0:09
20K
12.43 mi12:04:411:33:437:3223:24
7:32
+0:09
Half
13.11 mi12:09:451:38:477:325:04
7:26
-0:06
25K
15.53 mi12:27:441:56:467:3117:59
7:25
-0:01
30K
18.64 mi12:51:422:20:447:3323:58
7:43
+0:18
20M
20.00 mi13:02:022:31:047:3310:20
7:36
-0:07
21M
21.00 mi13:09:502:38:527:347:48
7:48
+0:12
35K
21.75 mi13:15:182:44:207:335:28
7:18
-0:30
23M
23.00 mi13:24:492:53:517:349:31
7:36
+0:18
24M
24.00 mi13:32:043:01:067:337:15
7:15
-0:21
40K
24.85 mi13:38:193:07:217:326:15
7:19
+0:04
25.2M
25.20 mi13:41:043:10:067:332:45
7:58
+0:39
Finish
26.22 mi13:48:153:17:177:327:11
7:03
-0:55

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

7:03 /mi

Average Pace

7:32 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:44

95% of race

Time at Steady Pace

10:33

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:31 /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 mi10:54:5523:577:4323:57
7:43
#14050
10K
6.21 mi11:18:2047:227:3723:25
7:32
#13243
15K
9.32 mi11:41:171:10:197:3322:57
7:23
#12377
20K
12.43 mi12:04:411:33:437:3223:24
7:32
#12006
Half
13.11 mi12:09:451:38:477:325:04
7:26
#11940
25K
15.53 mi12:27:441:56:467:3117:59
7:25
#11477
30K
18.64 mi12:51:422:20:447:3323:58
7:43
#11022
20M
20.00 mi13:02:022:31:047:3310:20
7:36
#10720
21M
21.00 mi13:09:502:38:527:347:48
7:48
#10381
35K
21.75 mi13:15:182:44:207:335:28
7:18
#10235
23M
23.00 mi13:24:492:53:517:349:31
7:36
#10002
24M
24.00 mi13:32:043:01:067:337:15
7:15
#9777
40K
24.85 mi13:38:193:07:217:326:15
7:19
#9556
25.2M
25.20 mi13:41:043:10:067:332:45
7:58
#9479
Finish
26.22 mi13:48:153:17:177:327:11
7:03
#9294
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi140503936393610758(Top 38%)2245(Top 18%)2245(Top 41%)
10K6.21 mi3.10 mi13243+8073488+4483488+44812437(Top 44%)3050(Top 25%)3050(Top 56%)
15K9.32 mi3.11 mi12377+8663035+4533035+45310758(Top 38%)2245(Top 18%)2245(Top 41%)
20K12.43 mi3.11 mi12006+3712871+1642871+16411036(Top 39%)2488(Top 20%)2488(Top 45%)
Half13.11 mi0.68 mi11940+662847+242847+2411126(Top 39%)2467(Top 20%)2467(Top 45%)
25K15.53 mi2.42 mi11477+4632636+2112636+2119306(Top 33%)1777(Top 15%)1777(Top 32%)
30K18.64 mi3.11 mi11022+4552481+1552481+1559291(Top 33%)1959(Top 16%)1959(Top 36%)
20M20.00 mi1.36 mi10720+3022367+1142367+1147743(Top 27%)1446(Top 12%)1446(Top 26%)
21M21.00 mi1.00 mi10381+3392230+1372230+1376236(Top 22%)1014(Top 8%)1014(Top 19%)
35K21.75 mi0.75 mi10235+1462174+562174+567327(Top 26%)1428(Top 12%)1428(Top 26%)
23M23.00 mi1.25 mi10002+2332112+622112+627291(Top 26%)1527(Top 12%)1527(Top 28%)
24M24.00 mi1.00 mi9777+2252034+782034+786166(Top 22%)1142(Top 9%)1142(Top 21%)
40K24.85 mi0.85 mi9556+2211957+771957+775748(Top 20%)1045(Top 9%)1045(Top 19%)
25.2M25.20 mi0.35 mi9479+771942+151942+155895(Top 21%)1221(Top 10%)1221(Top 22%)
Finish26.22 mi1.02 mi9294+1851891+511891+516097(Top 21%)1294(Top 11%)1294(Top 24%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21stories
+97ft-345ft

Overall

10758

Females

2245

F18-39

2245

5K→10K

3.1 - 6.2 mi

Top 44%
×5stories
+79ft-138ft

Overall

12437

Females

3050

F18-39

3050

10K→15K

6.2 - 9.3 mi

Top 38%
×3stories
+67ft-78ft

Overall

10758

Females

2245

F18-39

2245

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

11036

Females

2488

F18-39

2488

20K→Half

12.4 - 13.1 mi

Top 39%
×2stories
+19ft-37ft

Overall

11126

Females

2467

F18-39

2467

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

9306

Females

1777

F18-39

1777

25K→30K

15.5 - 18.6 mi

Top 33%
×9stories
+181ft-148ft

Overall

9291

Females

1959

F18-39

1959

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

7743

Females

1446

F18-39

1446

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

6236

Females

1014

F18-39

1014

21M→35K

21.0 - 21.8 mi

Top 26%
×7stories
+17ft-86ft

Overall

7327

Females

1428

F18-39

1428

35K→23M

21.8 - 23.0 mi

Top 26%
×5stories
+23ft-63ft

Overall

7291

Females

1527

F18-39

1527

23M→24M

23.0 - 24.0 mi

Top 22%
×6stories
+12ft-82ft

Overall

6166

Females

1142

F18-39

1142

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5748

Females

1045

F18-39

1045

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5895

Females

1221

F18-39

1221

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2stories
+22ft-21ft

Overall

6097

Females

1294

F18-39

1294

Passing Analysis

Category:
Athletes Passed
4957*
Passed By
201
Net Change
+4756
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14050
5K → 10K85649+807#14050#13243
10K → 15K8759+866#13243#12377
15K → 20K40938+371#12377#12006
20K → Half7812+66#12006#11940
Half → 25K4696+463#11940#11477
25K → 30K49944+455#11477#11022
30K → 20M3086+302#11022#10720
20M → 21M3412+339#10720#10381
21M → 35K1504+146#10381#10235
35K → 23M24714+233#10235#10002
23M → 24M229*4+225#10002#9777
24M → 40K2243+221#9777#9556
40K → 25.2M781+77#9556#9479
25.2M → Finish1949+185#9479#9294
TOTALS4957*201+4756

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

📊

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