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BOSTON MARATHON 2025

Elizabeth Russell

Bib: 17166•F

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 48%
Division (F40-44)
#0 / 1718
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:30
Rank: #12823
Start → 5K
23:30 | 7:34/mi
10K· 6.21 mi
48:05
Rank: #14241 (-1418)
5K → 10K
24:35 | 7:55/mi
15K· 9.32 mi
1:12:52
Rank: #14800 (-559)
10K → 15K
24:47 | 7:59/mi
20K· 12.43 mi
1:39:30
Rank: #15985 (-1185)
15K → 20K
26:38 | 8:34/mi
Half· 13.11 mi
1:45:10
Rank: #16124 (-139)
20K → Half
5:40 | 8:18/mi
25K· 15.53 mi
2:06:25
Rank: #16563 (-439)
Half → 25K
21:15 | 8:46/mi
30K· 18.64 mi
2:34:31
Rank: #16767 (-204)
25K → 30K
28:06 | 9:03/mi
20M
2:47:18
Rank: #16918 (-151)
30K → 20M
12:47 | 9:24/mi
21M
2:57:18
Rank: #16965 (-47)
20M → 21M
10:00 | 10:00/mi
35K· 21.75 mi
3:03:49
Rank: #16958 (+7)
21M → 35K
6:31 | 8:43/mi
23M
3:15:47
Rank: #17097 (-139)
35K → 23M
11:58 | 9:33/mi
24M
3:31:08
Rank: #18761 (-1664)
23M → 24M
15:21 | 15:21/mi
40K· 24.85 mi
3:38:58
Rank: #18684 (+77)
24M → 40K
7:50 | 9:10/mi
25.2M
3:42:18
Rank: #18615 (+69)
40K → 25.2M
3:20 | 9:40/mi
Finish· 26.22 mi
3:51:11
Rank: #18582 (+33)
25.2M → Finish
8:53 | 8:43/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:10
Pace8:01 /mi
2nd Half
Distance13.11 mi
Time2:06:01
Pace9:37 /mi
📊Positive Split: 19.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:5523:307:3423:30
7:34
-
10K
6.21 mi11:38:3048:057:4424:35
7:55
+0:21
15K
9.32 mi12:03:171:12:527:4924:47
7:59
+0:04
20K
12.43 mi12:29:551:39:308:0026:38
8:34
+0:35
Half
13.11 mi12:35:351:45:108:015:40
8:18
-0:16
25K
15.53 mi12:56:502:06:258:0821:15
8:46
+0:28
30K
18.64 mi13:24:562:34:318:1728:06
9:03
+0:17
20M
20.00 mi13:37:432:47:188:2212:47
9:24
+0:21
21M
21.00 mi13:47:432:57:188:2710:00
10:00
+0:36
35K
21.75 mi13:54:143:03:498:276:31
8:43
-1:17
23M
23.00 mi14:06:123:15:478:3111:58
9:33
+0:50
24M
24.00 mi14:21:333:31:088:4815:21
15:21
+5:48
40K
24.85 mi14:29:233:38:588:497:50
9:10
-6:11
25.2M
25.20 mi14:32:433:42:188:493:20
9:40
+0:30
Finish
26.22 mi14:41:363:51:118:498:53
8:43
-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

7:34 /mi

Average Pace

8:49 /mi

Slowest Pace

15:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

23:30

10% of race

Time at Steady Pace

2:59:00

77% of race

Time at Slower Pace

28:41

12% of race

Average Pace: 8:49 /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 mi11:13:5523:307:3423:30
7:34
#12823
10K
6.21 mi11:38:3048:057:4424:35
7:55
#14241
15K
9.32 mi12:03:171:12:527:4924:47
7:59
#14800
20K
12.43 mi12:29:551:39:308:0026:38
8:34
#15985
Half
13.11 mi12:35:351:45:108:015:40
8:18
#16124
25K
15.53 mi12:56:502:06:258:0821:15
8:46
#16563
30K
18.64 mi13:24:562:34:318:1728:06
9:03
#16767
20M
20.00 mi13:37:432:47:188:2212:47
9:24
#16918
21M
21.00 mi13:47:432:57:188:2710:00
10:00
#16965
35K
21.75 mi13:54:143:03:498:276:31
8:43
#16958
23M
23.00 mi14:06:123:15:478:3111:58
9:33
#17097
24M
24.00 mi14:21:333:31:088:4815:21
15:21
#18761
40K
24.85 mi14:29:233:38:588:497:50
9:10
#18684
25.2M
25.20 mi14:32:433:42:188:493:20
9:40
#18615
Finish
26.22 mi14:41:363:51:118:498:53
8:43
#18582
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi128233228322815884(Top 56%)5086(Top 42%)5086(Top 296%)
10K6.21 mi3.10 mi14241-14184083-8554083-85515778(Top 56%)5007(Top 41%)5007(Top 291%)
15K9.32 mi3.11 mi14800-5594434-3514434-35115884(Top 56%)5086(Top 42%)5086(Top 296%)
20K12.43 mi3.11 mi15985-11855141-7075141-70718699(Top 66%)6746(Top 55%)6746(Top 393%)
Half13.11 mi0.68 mi16124-1395233-925233-9218018(Top 63%)6335(Top 52%)6335(Top 369%)
25K15.53 mi2.42 mi16563-4395502-2695502-26918758(Top 66%)6844(Top 56%)6844(Top 398%)
30K18.64 mi3.11 mi16767-2045678-1765678-17617919(Top 63%)6539(Top 53%)6539(Top 381%)
20M20.00 mi1.36 mi16918-1515791-1135791-11318784(Top 66%)7151(Top 58%)7151(Top 416%)
21M21.00 mi1.00 mi16965-475857-665857-6618303(Top 64%)6950(Top 57%)6950(Top 405%)
35K21.75 mi0.75 mi16958+75874-175874-1716802(Top 59%)6226(Top 51%)6226(Top 362%)
23M23.00 mi1.25 mi17097-1395995-1215995-12118937(Top 67%)7478(Top 61%)7478(Top 435%)
24M24.00 mi1.00 mi18761-16646937-9426937-94228123(Top 99%)12144(Top 99%)12144(Top 707%)
40K24.85 mi0.85 mi18684+776924+136924+1317194(Top 61%)6689(Top 55%)6689(Top 389%)
25.2M25.20 mi0.35 mi18615+696899+256899+2515530(Top 55%)5854(Top 48%)5854(Top 341%)
Finish26.22 mi1.02 mi18582+336895+46895+417611(Top 62%)6879(Top 56%)6879(Top 400%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21stories
+97ft-345ft

Overall

15884

Females

5086

F40-44

5086

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

15778

Females

5007

F40-44

5007

10K→15K

6.2 - 9.3 mi

Top 56%
×3stories
+67ft-78ft

Overall

15884

Females

5086

F40-44

5086

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

18699

Females

6746

F40-44

6746

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

18018

Females

6335

F40-44

6335

Half→25K

13.1 - 15.5 mi

Top 66%
×4stories
+66ft-88ft

Overall

18758

Females

6844

F40-44

6844

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

17919

Females

6539

F40-44

6539

30K→20M

18.6 - 20.0 mi

Top 66%
×5stories
+64ft-50ft

Overall

18784

Females

7151

F40-44

7151

20M→21M

20.0 - 21.0 mi

Top 64%
×8stories
+106ft-24ft

Overall

18303

Females

6950

F40-44

6950

21M→35K

21.0 - 21.8 mi

Top 59%
×7stories
+17ft-86ft

Overall

16802

Females

6226

F40-44

6226

35K→23M

21.8 - 23.0 mi

Top 67%
×5stories
+23ft-63ft

Overall

18937

Females

7478

F40-44

7478

23M→24M

23.0 - 24.0 mi

Top 99%
×6stories
+12ft-82ft

Overall

28123

Females

12144

F40-44

12144

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

17194

Females

6689

F40-44

6689

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

15530

Females

5854

F40-44

5854

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2stories
+22ft-21ft

Overall

17611

Females

6879

F40-44

6879

Passing Analysis

Category:
Athletes Passed
940
Passed By
6699
Net Change
-5759
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12823
5K → 10K311449-1418#12823#14241
10K → 15K69628-559#14241#14800
15K → 20K361221-1185#14800#15985
20K → Half11150-139#15985#16124
Half → 25K64503-439#16124#16563
25K → 30K155359-204#16563#16767
30K → 20M56207-151#16767#16918
20M → 21M105152-47#16918#16965
21M → 35K6659+7#16965#16958
35K → 23M79218-139#16958#17097
23M → 24M41668-1664#17097#18761
24M → 40K10831+77#18761#18684
40K → 25.2M756+69#18684#18615
25.2M → Finish8148+33#18615#18582
TOTALS9406699-5759
📊

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