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BOSTON MARATHON 2025

Melissa West

Bib: 19894•F

IN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 46%
Masters (Masters Women)
#0 / 6759
Top 34%
Division (F45-49)
#0 / 1813
Top 41%
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
7:34/mi
23:29
↑ 97↓ 3451.5%
10K· 6.21 mi
7:37/mi
47:09
↑ 79↓ 1380.4%
15K· 9.32 mi
7:42/mi
1:11:03
↑ 67↓ 78
20K· 12.43 mi
7:46/mi
1:35:11
↑ 106↓ 860.1%
Half· 13.11 mi
7:45/mi
1:40:28
↑ 19↓ 370.5%
25K· 15.53 mi
8:06/mi
2:00:06
↑ 66↓ 880.2%
30K· 18.64 mi
9:09/mi
2:28:33
↑ 181↓ 1480.2%
20M
9:47/mi
2:41:51
↑ 64↓ 500.2%
21M
10:47/mi
2:52:38
↑ 106↓ 241.6%
35K· 21.75 mi
8:32/mi
2:59:01
↑ 17↓ 861.7%
23M
9:44/mi
3:11:12
↑ 23↓ 630.6%
24M
8:46/mi
3:19:58
↓ 821.3%
40K· 24.85 mi
10:08/mi
3:28:38
↓ 200.3%
25.2M
10:06/mi
3:32:07
↑ 13↓ 160.2%
Finish· 26.22 mi
9:34/mi
3:41:52
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:28
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time2:01:24
Pace9:16 /mi
📊Positive Split: 20.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:5423:297:3423:29
7:34
-
10K
6.21 mi11:38:3447:097:3523:40
7:37
+0:03
15K
9.32 mi12:02:281:11:037:3723:54
7:42
+0:05
20K
12.43 mi12:26:361:35:117:4024:08
7:46
+0:04
Half
13.11 mi12:31:531:40:287:405:17
7:45
-0:01
25K
15.53 mi12:51:312:00:067:4419:38
8:06
+0:21
30K
18.64 mi13:19:582:28:337:5828:27
9:09
+1:03
20M
20.00 mi13:33:162:41:518:0613:18
9:47
+0:38
21M
21.00 mi13:44:032:52:388:1310:47
10:47
+1:00
35K
21.75 mi13:50:262:59:018:146:23
8:32
-2:15
23M
23.00 mi14:02:373:11:128:1912:11
9:44
+1:12
24M
24.00 mi14:11:233:19:588:208:46
8:46
-0:58
40K
24.85 mi14:20:033:28:388:248:40
10:08
+1:22
25.2M
25.20 mi14:23:323:32:078:253:29
10:06
-0:02
Finish
26.22 mi14:33:173:41:528:289:45
9:34
-0:32

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

8:28 /mi

Slowest Pace

10:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:06

54% of race

Time at Steady Pace

43:36

20% of race

Time at Slower Pace

58:10

26% of race

Average Pace: 8:28 /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 mi11:14:5423:297:3423:29
7:34
#12756
10K
6.21 mi11:38:3447:097:3523:40
7:37
#12932
15K
9.32 mi12:02:281:11:037:3723:54
7:42
#13073
20K
12.43 mi12:26:361:35:117:4024:08
7:46
#13008
Half
13.11 mi12:31:531:40:287:405:17
7:45
#13049
25K
15.53 mi12:51:312:00:067:4419:38
8:06
#13282
30K
18.64 mi13:19:582:28:337:5828:27
9:09
#14441
20M
20.00 mi13:33:162:41:518:0613:18
9:47
#15079
21M
21.00 mi13:44:032:52:388:1310:47
10:47
#15539
35K
21.75 mi13:50:262:59:018:146:23
8:32
#15545
23M
23.00 mi14:02:373:11:128:1912:11
9:44
#15764
24M
24.00 mi14:11:233:19:588:208:46
8:46
#15773
40K
24.85 mi14:20:033:28:388:248:40
10:08
#16044
25.2M
25.20 mi14:23:323:32:078:253:29
10:06
#16056
Finish
26.22 mi14:33:173:41:528:289:45
9:34
#16335
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi127563197319713455(Top 47%)3717(Top 30%)3717(Top 205%)
10K6.21 mi3.10 mi12932-1763299-1023299-10213210(Top 47%)3504(Top 29%)3504(Top 193%)
15K9.32 mi3.11 mi13073-1413433-1343433-13413455(Top 47%)3717(Top 30%)3717(Top 205%)
20K12.43 mi3.11 mi13008+653453-203453-2013029(Top 46%)3571(Top 29%)3571(Top 197%)
Half13.11 mi0.68 mi13049-413476-233476-2313867(Top 49%)4006(Top 33%)4006(Top 221%)
25K15.53 mi2.42 mi13282-2333646-1703646-17014648(Top 52%)4566(Top 37%)4566(Top 252%)
30K18.64 mi3.11 mi14441-11594359-7134359-71318449(Top 65%)6807(Top 56%)6807(Top 375%)
20M20.00 mi1.36 mi15079-6384749-3904749-39020259(Top 71%)7938(Top 65%)7938(Top 438%)
21M21.00 mi1.00 mi15539-4605040-2915040-29120787(Top 73%)8332(Top 68%)8332(Top 460%)
35K21.75 mi0.75 mi15545-65061-215061-2115700(Top 55%)5618(Top 46%)5618(Top 310%)
23M23.00 mi1.25 mi15764-2195234-1735234-17319560(Top 69%)7813(Top 64%)7813(Top 431%)
24M24.00 mi1.00 mi15773-95255-215255-2116139(Top 57%)6008(Top 49%)6008(Top 331%)
40K24.85 mi0.85 mi16044-2715432-1775432-17720898(Top 74%)8607(Top 70%)8607(Top 475%)
25.2M25.20 mi0.35 mi16056-125448-165448-1617486(Top 62%)6840(Top 56%)6840(Top 377%)
Finish26.22 mi1.02 mi16335-2795627-1795627-17921435(Top 75%)8873(Top 73%)8873(Top 489%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

13455

Females

3717

F45-49

3717

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

13210

Females

3504

F45-49

3504

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

13455

Females

3717

F45-49

3717

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

13029

Females

3571

F45-49

3571

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

13867

Females

4006

F45-49

4006

Half→25K

13.1 - 15.5 mi

Top 52%
×4story building
+66ft-88ft

Overall

14648

Females

4566

F45-49

4566

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

18449

Females

6807

F45-49

6807

30K→20M

18.6 - 20.0 mi

Top 71%
×5story building
+64ft-50ft

Overall

20259

Females

7938

F45-49

7938

20M→21M

20.0 - 21.0 mi

Top 73%
×8story building
+106ft-24ft

Overall

20787

Females

8332

F45-49

8332

21M→35K

21.0 - 21.8 mi

Top 55%
×7story building
+17ft-86ft

Overall

15700

Females

5618

F45-49

5618

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

19560

Females

7813

F45-49

7813

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

16139

Females

6008

F45-49

6008

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

20898

Females

8607

F45-49

8607

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

17486

Females

6840

F45-49

6840

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2story building
+22ft-21ft

Overall

21435

Females

8873

F45-49

8873

Passing Analysis

Category:
Athletes Passed
1098
Passed By
4677
Net Change
-3579
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12756
5K → 10K208384-176#12756#12932
10K → 15K157298-141#12932#13073
15K → 20K236171+65#13073#13008
20K → Half2970-41#13008#13049
Half → 25K97330-233#13049#13282
25K → 30K631222-1159#13282#14441
30K → 20M31669-638#14441#15079
20M → 21M33493-460#15079#15539
21M → 35K5460-6#15539#15545
35K → 23M58277-219#15545#15764
23M → 24M5968-9#15764#15773
24M → 40K23294-271#15773#16044
40K → 25.2M3042-12#16044#16056
25.2M → Finish20299-279#16056#16335
TOTALS10984677-3579
📊

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