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BOSTON MARATHON 2025

Anna Ellis

Bib: 3848•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 12%
Gender (Female)
#0 / 12228
Top 2%
Masters (Masters Women)
#0 / 6759
Top 0.3%
Division (F45-49)
#0 / 1813
Top 0.3%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:37
Rank: #2539
Start → 5K
19:37 | 6:19/mi
10K· 6.21 mi
39:46
Rank: #3073 (-534)
5K → 10K
20:09 | 6:29/mi
15K· 9.32 mi
59:51
Rank: #3153 (-80)
10K → 15K
20:05 | 6:28/mi
20K· 12.43 mi
1:20:17
Rank: #3228 (-75)
15K → 20K
20:26 | 6:35/mi
Half· 13.11 mi
1:24:43
Rank: #3247 (-19)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:40:49
Rank: #3308 (-61)
Half → 25K
16:06 | 6:38/mi
30K· 18.64 mi
2:02:02
Rank: #3313 (-5)
25K → 30K
21:13 | 6:50/mi
20M
2:11:30
Rank: #3306 (+7)
30K → 20M
9:28 | 6:58/mi
21M
2:18:50
Rank: #3311 (-5)
20M → 21M
7:20 | 7:20/mi
35K· 21.75 mi
2:23:53
Rank: #3304 (+7)
21M → 35K
5:03 | 6:45/mi
23M
2:32:38
Rank: #3267 (+37)
35K → 23M
8:45 | 6:59/mi
24M
2:39:28
Rank: #3252 (+15)
23M → 24M
6:50 | 6:50/mi
40K· 24.85 mi
2:45:28
Rank: #3250 (+2)
24M → 40K
6:00 | 7:01/mi
25.2M
2:48:11
Rank: #3260 (-10)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
2:55:10
Rank: #3283 (-23)
25.2M → Finish
6:59 | 6:51/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:43
Pace6:28 /mi
2nd Half
Distance13.11 mi
Time1:30:27
Pace6:54 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0519:376:1919:37
6:19
-
10K
6.21 mi10:42:1439:466:2420:09
6:29
+0:10
15K
9.32 mi11:02:1959:516:2520:05
6:28
-0:01
20K
12.43 mi11:22:451:20:176:2820:26
6:35
+0:07
Half
13.11 mi11:27:111:24:436:284:26
6:30
-0:05
25K
15.53 mi11:43:171:40:496:2916:06
6:38
+0:08
30K
18.64 mi12:04:302:02:026:3321:13
6:50
+0:12
20M
20.00 mi12:13:582:11:306:349:28
6:58
+0:08
21M
21.00 mi12:21:182:18:506:377:20
7:20
+0:22
35K
21.75 mi12:26:212:23:536:375:03
6:45
-0:35
23M
23.00 mi12:35:062:32:386:388:45
6:59
+0:14
24M
24.00 mi12:41:562:39:286:396:50
6:50
-0:09
40K
24.85 mi12:47:562:45:286:396:00
7:01
+0:11
25.2M
25.20 mi12:50:392:48:116:402:43
7:53
+0:52
Finish
26.22 mi12:57:382:55:106:416:59
6:51
-1:02

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

6:19 /mi

Average Pace

6:41 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:49

58% of race

Time at Steady Pace

1:04:18

37% of race

Time at Slower Pace

10:03

6% of race

Average Pace: 6:41 /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 mi10:22:0519:376:1919:37
6:19
#2539
10K
6.21 mi10:42:1439:466:2420:09
6:29
#3073
15K
9.32 mi11:02:1959:516:2520:05
6:28
#3153
20K
12.43 mi11:22:451:20:176:2820:26
6:35
#3228
Half
13.11 mi11:27:111:24:436:284:26
6:30
#3247
25K
15.53 mi11:43:171:40:496:2916:06
6:38
#3308
30K
18.64 mi12:04:302:02:026:3321:13
6:50
#3313
20M
20.00 mi12:13:582:11:306:349:28
6:58
#3306
21M
21.00 mi12:21:182:18:506:377:20
7:20
#3311
35K
21.75 mi12:26:212:23:536:375:03
6:45
#3304
23M
23.00 mi12:35:062:32:386:388:45
6:59
#3267
24M
24.00 mi12:41:562:39:286:396:50
6:50
#3252
40K
24.85 mi12:47:562:45:286:396:00
7:01
#3250
25.2M
25.20 mi12:50:392:48:116:402:43
7:53
#3260
Finish
26.22 mi12:57:382:55:106:416:59
6:51
#3283
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi25391151153351(Top 12%)166(Top 1%)166(Top 9%)
10K6.21 mi3.10 mi3073-534144-29144-293624(Top 13%)189(Top 2%)189(Top 10%)
15K9.32 mi3.11 mi3153-80145-1145-13351(Top 12%)166(Top 1%)166(Top 9%)
20K12.43 mi3.11 mi3228-75148-3148-33573(Top 13%)185(Top 2%)185(Top 10%)
Half13.11 mi0.68 mi3247-19149-1149-13730(Top 13%)197(Top 2%)197(Top 11%)
25K15.53 mi2.42 mi3308-61157-8157-83748(Top 13%)221(Top 2%)221(Top 12%)
30K18.64 mi3.11 mi3313-5169-12169-123636(Top 13%)255(Top 2%)255(Top 14%)
20M20.00 mi1.36 mi3306+7170-1170-13935(Top 14%)310(Top 3%)310(Top 17%)
21M21.00 mi1.00 mi3311-5172-2172-23807(Top 13%)327(Top 3%)327(Top 18%)
35K21.75 mi0.75 mi3304+7176-4176-43859(Top 14%)369(Top 3%)369(Top 20%)
23M23.00 mi1.25 mi3267+37177-1177-13716(Top 13%)347(Top 3%)347(Top 19%)
24M24.00 mi1.00 mi3252+15178-1178-13732(Top 13%)399(Top 3%)399(Top 22%)
40K24.85 mi0.85 mi3250+2180-2180-24048(Top 14%)502(Top 4%)502(Top 28%)
25.2M25.20 mi0.35 mi3260-10182-2182-25335(Top 19%)965(Top 8%)965(Top 53%)
Finish26.22 mi1.02 mi3283-23199-17199-174828(Top 17%)799(Top 7%)799(Top 44%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3351

Females

166

F45-49

166

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3624

Females

189

F45-49

189

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3351

Females

166

F45-49

166

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3573

Females

185

F45-49

185

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3730

Females

197

F45-49

197

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3748

Females

221

F45-49

221

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3636

Females

255

F45-49

255

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3935

Females

310

F45-49

310

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3807

Females

327

F45-49

327

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3859

Females

369

F45-49

369

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3716

Females

347

F45-49

347

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3732

Females

399

F45-49

399

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

4048

Females

502

F45-49

502

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

5335

Females

965

F45-49

965

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4828

Females

799

F45-49

799

Passing Analysis

Category:
Athletes Passed
695
Passed By
1439
Net Change
-744
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2539
5K → 10K18552-534#2539#3073
10K → 15K60140-80#3073#3153
15K → 20K65140-75#3153#3228
20K → Half827-19#3228#3247
Half → 25K52113-61#3247#3308
25K → 30K113118-5#3308#3313
30K → 20M6356+7#3313#3306
20M → 21M4752-5#3306#3311
21M → 35K3730+7#3311#3304
35K → 23M7942+37#3304#3267
23M → 24M4833+15#3267#3252
24M → 40K4240+2#3252#3250
40K → 25.2M1929-10#3250#3260
25.2M → Finish4467-23#3260#3283
TOTALS6951439-744
📊

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