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BOSTON MARATHON 2025

Julie Rembold

Bib: 7890•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 13%
Gender (Female)
#0 / 12228
Top 2%
Masters (Masters Women)
#0 / 6759
Top 0.4%
Division (F40-44)
#0 / 1718
Top 1.0%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:44
Rank: #5235
Start → 5K
20:44 | 6:40/mi
10K· 6.21 mi
41:27
Rank: #5120 (+115)
5K → 10K
20:43 | 6:40/mi
15K· 9.32 mi
1:02:07
Rank: #4919 (+201)
10K → 15K
20:40 | 6:39/mi
20K· 12.43 mi
1:23:00
Rank: #4816 (+103)
15K → 20K
20:53 | 6:43/mi
Half· 13.11 mi
1:27:26
Rank: #4737 (+79)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:43:42
Rank: #4589 (+148)
Half → 25K
16:16 | 6:43/mi
30K· 18.64 mi
2:05:03
Rank: #4378 (+211)
25K → 30K
21:21 | 6:52/mi
20M
2:14:23
Rank: #4257 (+121)
30K → 20M
9:20 | 6:52/mi
21M
2:21:37
Rank: #4167 (+90)
20M → 21M
7:14 | 7:14/mi
35K· 21.75 mi
2:26:32
Rank: #4095 (+72)
21M → 35K
4:55 | 6:34/mi
23M
2:35:03
Rank: #3958 (+137)
35K → 23M
8:31 | 6:48/mi
24M
2:41:41
Rank: #3868 (+90)
23M → 24M
6:38 | 6:38/mi
40K· 24.85 mi
2:47:24
Rank: #3773 (+95)
24M → 40K
5:43 | 6:41/mi
25.2M
2:49:53
Rank: #3721 (+52)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
2:56:29
Rank: #3615 (+106)
25.2M → Finish
6:36 | 6:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:26
Pace6:40 /mi
2nd Half
Distance13.11 mi
Time1:29:03
Pace6:48 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:28:2620:446:4020:44
6:40
-
10K
6.21 mi10:49:0941:276:4020:43
6:40
0:00
15K
9.32 mi11:09:491:02:076:4020:40
6:39
-0:01
20K
12.43 mi11:30:421:23:006:4120:53
6:43
+0:04
Half
13.11 mi11:35:081:27:266:404:26
6:30
-0:13
25K
15.53 mi11:51:241:43:426:4116:16
6:43
+0:13
30K
18.64 mi12:12:452:05:036:4221:21
6:52
+0:09
20M
20.00 mi12:22:052:14:236:439:20
6:52
0:00
21M
21.00 mi12:29:192:21:376:457:14
7:14
+0:22
35K
21.75 mi12:34:142:26:326:444:55
6:34
-0:40
23M
23.00 mi12:42:452:35:036:448:31
6:48
+0:14
24M
24.00 mi12:49:232:41:416:446:38
6:38
-0:10
40K
24.85 mi12:55:062:47:246:445:43
6:41
+0:03
25.2M
25.20 mi12:57:352:49:536:442:29
7:12
+0:31
Finish
26.22 mi13:04:112:56:296:446:36
6:29
-0:43

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

6:29 /mi

Average Pace

6:44 /mi

Slowest Pace

7:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:46

94% of race

Time at Steady Pace

9:43

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:44 /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 mi10:28:2620:446:4020:44
6:40
#5235
10K
6.21 mi10:49:0941:276:4020:43
6:40
#5120
15K
9.32 mi11:09:491:02:076:4020:40
6:39
#4919
20K
12.43 mi11:30:421:23:006:4120:53
6:43
#4816
Half
13.11 mi11:35:081:27:266:404:26
6:30
#4737
25K
15.53 mi11:51:241:43:426:4116:16
6:43
#4589
30K
18.64 mi12:12:452:05:036:4221:21
6:52
#4378
20M
20.00 mi12:22:052:14:236:439:20
6:52
#4257
21M
21.00 mi12:29:192:21:376:457:14
7:14
#4167
35K
21.75 mi12:34:142:26:326:444:55
6:34
#4095
23M
23.00 mi12:42:452:35:036:448:31
6:48
#3958
24M
24.00 mi12:49:232:41:416:446:38
6:38
#3868
40K
24.85 mi12:55:062:47:246:445:43
6:41
#3773
25.2M
25.20 mi12:57:352:49:536:442:29
7:12
#3721
Finish
26.22 mi13:04:112:56:296:446:36
6:29
#3615
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi52353503504687(Top 17%)293(Top 2%)293(Top 17%)
10K6.21 mi3.10 mi5120+115339+11339+115069(Top 18%)334(Top 3%)334(Top 19%)
15K9.32 mi3.11 mi4919+201321+18321+184687(Top 17%)293(Top 2%)293(Top 17%)
20K12.43 mi3.11 mi4816+103316+5316+54637(Top 16%)320(Top 3%)320(Top 19%)
Half13.11 mi0.68 mi4737+79307+9307+93736(Top 13%)203(Top 2%)203(Top 12%)
25K15.53 mi2.42 mi4589+148293+14293+144230(Top 15%)290(Top 2%)290(Top 17%)
30K18.64 mi3.11 mi4378+211275+18275+183911(Top 14%)294(Top 2%)294(Top 17%)
20M20.00 mi1.36 mi4257+121267+8267+83351(Top 12%)241(Top 2%)241(Top 14%)
21M21.00 mi1.00 mi4167+90265+2265+23319(Top 12%)257(Top 2%)257(Top 15%)
35K21.75 mi0.75 mi4095+72267-2267-22869(Top 10%)214(Top 2%)214(Top 12%)
23M23.00 mi1.25 mi3958+137260+7260+72744(Top 10%)213(Top 2%)213(Top 12%)
24M24.00 mi1.00 mi3868+90256+4256+42676(Top 9%)211(Top 2%)211(Top 12%)
40K24.85 mi0.85 mi3773+95247+9247+92339(Top 8%)191(Top 2%)191(Top 11%)
25.2M25.20 mi0.35 mi3721+52246+1246+12223(Top 8%)216(Top 2%)216(Top 13%)
Finish26.22 mi1.02 mi3615+106237+9237+92736(Top 10%)266(Top 2%)266(Top 15%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4687

Females

293

F40-44

293

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

5069

Females

334

F40-44

334

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4687

Females

293

F40-44

293

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4637

Females

320

F40-44

320

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3736

Females

203

F40-44

203

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4230

Females

290

F40-44

290

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

3911

Females

294

F40-44

294

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3351

Females

241

F40-44

241

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3319

Females

257

F40-44

257

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2869

Females

214

F40-44

214

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2744

Females

213

F40-44

213

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2676

Females

211

F40-44

211

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2339

Females

191

F40-44

191

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2223

Females

216

F40-44

216

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2stories
+22ft-21ft

Overall

2736

Females

266

F40-44

266

Passing Analysis

Category:
Athletes Passed
2014
Passed By
394
Net Change
+1620
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5235
5K → 10K236121+115#5235#5120
10K → 15K24746+201#5120#4919
15K → 20K17572+103#4919#4816
20K → Half801+79#4816#4737
Half → 25K17931+148#4737#4589
25K → 30K25342+211#4589#4378
30K → 20M14019+121#4378#4257
20M → 21M10818+90#4257#4167
21M → 35K808+72#4167#4095
35K → 23M1436+137#4095#3958
23M → 24M10212+90#3958#3868
24M → 40K1016+95#3868#3773
40K → 25.2M564+52#3773#3721
25.2M → Finish1148+106#3721#3615
TOTALS2014394+1620
📊

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