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BOSTON MARATHON 2025

Isabel Murphy

Bib: 31885•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 39%
Gender (Female)
#0 / 12228
Top 23%
Division (F18-39)
#0 / 5469
Top 39%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:42/mi
23:56
↑ 97↓ 3451.5%
10K· 6.21 mi
7:39/mi
47:42
↑ 79↓ 1380.4%
15K· 9.32 mi
7:49/mi
1:12:00
↑ 67↓ 78
20K· 12.43 mi
7:48/mi
1:36:14
↑ 106↓ 860.1%
Half· 13.11 mi
7:36/mi
1:41:25
↑ 19↓ 370.5%
25K· 15.53 mi
7:51/mi
2:00:28
↑ 66↓ 880.2%
30K· 18.64 mi
7:54/mi
2:25:00
↑ 181↓ 1480.2%
20M
7:49/mi
2:35:38
↑ 64↓ 500.2%
21M
7:58/mi
2:43:36
↑ 106↓ 241.6%
35K· 21.75 mi
7:42/mi
2:49:22
↑ 17↓ 861.7%
23M
7:48/mi
2:59:08
↑ 23↓ 630.6%
24M
7:46/mi
3:06:54
↓ 821.3%
40K· 24.85 mi
7:38/mi
3:13:26
↓ 200.3%
25.2M
7:50/mi
3:16:08
↑ 13↓ 160.2%
Finish· 26.22 mi
6:52/mi
3:23:08
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:41:25
Pace7:44 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:41:43
Pace7:46 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:1023:567:4223:56
7:42
-
10K
6.21 mi12:11:5647:427:4123:46
7:39
-0:03
15K
9.32 mi12:36:141:12:007:4324:18
7:49
+0:10
20K
12.43 mi13:00:281:36:147:4524:14
7:48
-0:01
Half
13.11 mi13:05:391:41:257:445:11
7:36
-0:12
25K
15.53 mi13:24:422:00:287:4519:03
7:51
+0:15
30K
18.64 mi13:49:142:25:007:4724:32
7:54
+0:03
20M
20.00 mi13:59:522:35:387:4710:38
7:49
-0:05
21M
21.00 mi14:07:502:43:367:477:58
7:58
+0:09
35K
21.75 mi14:13:362:49:227:475:46
7:42
-0:16
23M
23.00 mi14:23:222:59:087:479:46
7:48
+0:06
24M
24.00 mi14:31:083:06:547:477:46
7:46
-0:02
40K
24.85 mi14:37:403:13:267:476:32
7:38
-0:08
25.2M
25.20 mi14:40:223:16:087:472:42
7:50
+0:12
Finish
26.22 mi14:47:223:23:087:457:00
6:52
-0:58

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

6:52 /mi

Average Pace

7:45 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

7:00

3% of race

Time at Steady Pace

3:16:08

97% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:45 /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 mi11:48:1023:567:4223:56
7:42
#14008
10K
6.21 mi12:11:5647:427:4123:46
7:39
#13730
15K
9.32 mi12:36:141:12:007:4324:18
7:49
#13977
20K
12.43 mi13:00:281:36:147:4524:14
7:48
#13743
Half
13.11 mi13:05:391:41:257:445:11
7:36
#13679
25K
15.53 mi13:24:422:00:287:4519:03
7:51
#13477
30K
18.64 mi13:49:142:25:007:4724:32
7:54
#12888
20M
20.00 mi13:59:522:35:387:4710:38
7:49
#12576
21M
21.00 mi14:07:502:43:367:477:58
7:58
#12224
35K
21.75 mi14:13:362:49:227:475:46
7:42
#12128
23M
23.00 mi14:23:222:59:087:479:46
7:48
#11884
24M
24.00 mi14:31:083:06:547:477:46
7:46
#11754
40K
24.85 mi14:37:403:13:267:476:32
7:38
#11537
25.2M
25.20 mi14:40:223:16:087:472:42
7:50
#11382
Finish
26.22 mi14:47:223:23:087:457:00
6:52
#11068
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi140083911391114560(Top 51%)4339(Top 35%)4339(Top 79%)
10K6.21 mi3.10 mi13730+2783782+1293782+12913459(Top 47%)3636(Top 30%)3636(Top 66%)
15K9.32 mi3.11 mi13977-2473953-1713953-17114560(Top 51%)4339(Top 35%)4339(Top 79%)
20K12.43 mi3.11 mi13743+2343863+903863+9013278(Top 47%)3690(Top 30%)3690(Top 67%)
Half13.11 mi0.68 mi13679+643838+253838+2512578(Top 44%)3262(Top 27%)3262(Top 60%)
25K15.53 mi2.42 mi13477+2023758+803758+8012811(Top 45%)3562(Top 29%)3562(Top 65%)
30K18.64 mi3.11 mi12888+5893478+2803478+28010617(Top 37%)2606(Top 21%)2606(Top 48%)
20M20.00 mi1.36 mi12576+3123349+1293349+1299227(Top 32%)2097(Top 17%)2097(Top 38%)
21M21.00 mi1.00 mi12224+3523194+1553194+1557214(Top 25%)1403(Top 11%)1403(Top 26%)
35K21.75 mi0.75 mi12128+963167+273167+2710180(Top 36%)2698(Top 22%)2698(Top 49%)
23M23.00 mi1.25 mi11884+2443078+893078+898624(Top 30%)2102(Top 17%)2102(Top 38%)
24M24.00 mi1.00 mi11754+1303051+273051+279601(Top 34%)2607(Top 21%)2607(Top 48%)
40K24.85 mi0.85 mi11537+2172965+862965+867759(Top 27%)1885(Top 15%)1885(Top 34%)
25.2M25.20 mi0.35 mi11382+1552914+512914+515153(Top 18%)951(Top 8%)951(Top 17%)
Finish26.22 mi1.02 mi11068+3142781+1332781+1334944(Top 17%)864(Top 7%)864(Top 16%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21story building
+97ft-345ft

Overall

14560

Females

4339

F18-39

4339

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

13459

Females

3636

F18-39

3636

10K→15K

6.2 - 9.3 mi

Top 51%
×3story building
+67ft-78ft

Overall

14560

Females

4339

F18-39

4339

15K→20K

9.3 - 12.4 mi

Top 47%
×5story building
+106ft-86ft

Overall

13278

Females

3690

F18-39

3690

20K→Half

12.4 - 13.1 mi

Top 44%
×2story building
+19ft-37ft

Overall

12578

Females

3262

F18-39

3262

Half→25K

13.1 - 15.5 mi

Top 45%
×4story building
+66ft-88ft

Overall

12811

Females

3562

F18-39

3562

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

10617

Females

2606

F18-39

2606

30K→20M

18.6 - 20.0 mi

Top 32%
×5story building
+64ft-50ft

Overall

9227

Females

2097

F18-39

2097

20M→21M

20.0 - 21.0 mi

Top 25%
×8story building
+106ft-24ft

Overall

7214

Females

1403

F18-39

1403

21M→35K

21.0 - 21.8 mi

Top 36%
×7story building
+17ft-86ft

Overall

10180

Females

2698

F18-39

2698

35K→23M

21.8 - 23.0 mi

Top 30%
×5story building
+23ft-63ft

Overall

8624

Females

2102

F18-39

2102

23M→24M

23.0 - 24.0 mi

Top 34%
×6story building
+12ft-82ft

Overall

9601

Females

2607

F18-39

2607

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7759

Females

1885

F18-39

1885

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

5153

Females

951

F18-39

951

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2story building
+22ft-21ft

Overall

4944

Females

864

F18-39

864

Passing Analysis

Category:
Athletes Passed
3699
Passed By
759
Net Change
+2940
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14008
5K → 10K432154+278#14008#13730
10K → 15K111358-247#13730#13977
15K → 20K32793+234#13977#13743
20K → Half728+64#13743#13679
Half → 25K26462+202#13679#13477
25K → 30K61223+589#13477#12888
30K → 20M32210+312#12888#12576
20M → 21M3542+352#12576#12224
21M → 35K10913+96#12224#12128
35K → 23M25511+244#12128#11884
23M → 24M14515+130#11884#11754
24M → 40K2247+217#11754#11537
40K → 25.2M1561+155#11537#11382
25.2M → Finish3162+314#11382#11068
TOTALS3699759+2940
📊

Passing Visuals

Category:
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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