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BOSTON MARATHON 2025

Ellyn Atkinson

Bib: 5509•F

CO

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 18%
Gender (Female)
#0 / 12228
Top 4%
Division (F18-39)
#0 / 5469
Top 8%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:15
Rank: #3983
Start → 5K
20:15 | 6:31/mi
10K· 6.21 mi
40:35
Rank: #4002 (-19)
5K → 10K
20:20 | 6:33/mi
15K· 9.32 mi
1:01:07
Rank: #4083 (-81)
10K → 15K
20:32 | 6:37/mi
20K· 12.43 mi
1:21:50
Rank: #4047 (+36)
15K → 20K
20:43 | 6:40/mi
Half· 13.11 mi
1:26:24
Rank: #4090 (-43)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:42:48
Rank: #4142 (-52)
Half → 25K
16:24 | 6:46/mi
30K· 18.64 mi
2:04:38
Rank: #4203 (-61)
25K → 30K
21:50 | 7:02/mi
20M
2:14:54
Rank: #4474 (-271)
30K → 20M
10:16 | 7:33/mi
21M
2:22:43
Rank: #4581 (-107)
20M → 21M
7:49 | 7:49/mi
35K· 21.75 mi
2:28:00
Rank: #4599 (-18)
21M → 35K
5:17 | 7:04/mi
23M
2:37:42
Rank: #4849 (-250)
35K → 23M
9:42 | 7:45/mi
24M
2:45:30
Rank: #5089 (-240)
23M → 24M
7:48 | 7:48/mi
40K· 24.85 mi
2:52:16
Rank: #5194 (-105)
24M → 40K
6:46 | 7:55/mi
25.2M
2:55:18
Rank: #5234 (-40)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:02:35
Rank: #5229 (+5)
25.2M → Finish
7:17 | 7:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:24
Pace6:35 /mi
2nd Half
Distance13.11 mi
Time1:36:11
Pace7:20 /mi
📊Positive Split: 11.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1720:156:3120:15
6:31
-
10K
6.21 mi10:44:3740:356:3220:20
6:33
+0:02
15K
9.32 mi11:05:091:01:076:3320:32
6:37
+0:04
20K
12.43 mi11:25:521:21:506:3520:43
6:40
+0:03
Half
13.11 mi11:30:261:26:246:354:34
6:42
+0:02
25K
15.53 mi11:46:501:42:486:3716:24
6:46
+0:04
30K
18.64 mi12:08:402:04:386:4121:50
7:02
+0:16
20M
20.00 mi12:18:562:14:546:4510:16
7:33
+0:31
21M
21.00 mi12:26:452:22:436:487:49
7:49
+0:16
35K
21.75 mi12:32:022:28:006:485:17
7:04
-0:45
23M
23.00 mi12:41:442:37:426:519:42
7:45
+0:41
24M
24.00 mi12:49:322:45:306:547:48
7:48
+0:03
40K
24.85 mi12:56:182:52:166:566:46
7:55
+0:07
25.2M
25.20 mi12:59:202:55:186:573:02
8:48
+0:53
Finish
26.22 mi13:06:373:02:356:587:17
7:09
-1:39

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

6:31 /mi

Average Pace

6:58 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:26:24

47% of race

Time at Steady Pace

50:48

28% of race

Time at Slower Pace

45:23

25% of race

Average Pace: 6:58 /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 mi10:24:1720:156:3120:15
6:31
#3983
10K
6.21 mi10:44:3740:356:3220:20
6:33
#4002
15K
9.32 mi11:05:091:01:076:3320:32
6:37
#4083
20K
12.43 mi11:25:521:21:506:3520:43
6:40
#4047
Half
13.11 mi11:30:261:26:246:354:34
6:42
#4090
25K
15.53 mi11:46:501:42:486:3716:24
6:46
#4142
30K
18.64 mi12:08:402:04:386:4121:50
7:02
#4203
20M
20.00 mi12:18:562:14:546:4510:16
7:33
#4474
21M
21.00 mi12:26:452:22:436:487:49
7:49
#4581
35K
21.75 mi12:32:022:28:006:485:17
7:04
#4599
23M
23.00 mi12:41:442:37:426:519:42
7:45
#4849
24M
24.00 mi12:49:322:45:306:547:48
7:48
#5089
40K
24.85 mi12:56:182:52:166:566:46
7:55
#5194
25.2M
25.20 mi12:59:202:55:186:573:02
8:48
#5234
Finish
26.22 mi13:06:373:02:356:587:17
7:09
#5229
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi39832162164328(Top 15%)257(Top 2%)257(Top 5%)
10K6.21 mi3.10 mi4002-19214+2214+24054(Top 14%)232(Top 2%)232(Top 4%)
15K9.32 mi3.11 mi4083-81228-14228-144328(Top 15%)257(Top 2%)257(Top 5%)
20K12.43 mi3.11 mi4047+36229-1229-14183(Top 15%)253(Top 2%)253(Top 5%)
Half13.11 mi0.68 mi4090-43232-3232-35307(Top 19%)413(Top 3%)413(Top 8%)
25K15.53 mi2.42 mi4142-52241-9241-94619(Top 16%)346(Top 3%)346(Top 6%)
30K18.64 mi3.11 mi4203-61258-17258-174878(Top 17%)427(Top 3%)427(Top 8%)
20M20.00 mi1.36 mi4474-271303-45303-457404(Top 26%)1299(Top 11%)1299(Top 24%)
21M21.00 mi1.00 mi4581-107320-17320-176303(Top 22%)1020(Top 8%)1020(Top 19%)
35K21.75 mi0.75 mi4599-18333-13333-135808(Top 20%)850(Top 7%)850(Top 16%)
23M23.00 mi1.25 mi4849-250381-48381-488217(Top 29%)1898(Top 16%)1898(Top 35%)
24M24.00 mi1.00 mi5089-240433-52433-529815(Top 35%)2703(Top 22%)2703(Top 49%)
40K24.85 mi0.85 mi5194-105458-25458-259575(Top 34%)2700(Top 22%)2700(Top 49%)
25.2M25.20 mi0.35 mi5234-40471-13471-1310623(Top 37%)3279(Top 27%)3279(Top 60%)
Finish26.22 mi1.02 mi5229+5478-7478-76701(Top 24%)1522(Top 12%)1522(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4328

Females

257

F18-39

257

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

4054

Females

232

F18-39

232

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4328

Females

257

F18-39

257

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

4183

Females

253

F18-39

253

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5307

Females

413

F18-39

413

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4619

Females

346

F18-39

346

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4878

Females

427

F18-39

427

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

7404

Females

1299

F18-39

1299

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

6303

Females

1020

F18-39

1020

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5808

Females

850

F18-39

850

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

8217

Females

1898

F18-39

1898

23M→24M

23.0 - 24.0 mi

Top 35%
×6stories
+12ft-82ft

Overall

9815

Females

2703

F18-39

2703

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9575

Females

2700

F18-39

2700

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

10623

Females

3279

F18-39

3279

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6701

Females

1522

F18-39

1522

Passing Analysis

Category:
Athletes Passed
759
Passed By
2005
Net Change
-1246
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3983
5K → 10K147166-19#3983#4002
10K → 15K53134-81#4002#4083
15K → 20K12286+36#4083#4047
20K → Half750-43#4047#4090
Half → 25K76128-52#4090#4142
25K → 30K115176-61#4142#4203
30K → 20M24295-271#4203#4474
20M → 21M46153-107#4474#4581
21M → 35K3654-18#4581#4599
35K → 23M33283-250#4599#4849
23M → 24M18258-240#4849#5089
24M → 40K29134-105#5089#5194
40K → 25.2M848-40#5194#5234
25.2M → Finish4540+5#5234#5229
TOTALS7592005-1246
📊

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