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BOSTON MARATHON 2025

Alison Taylor

Bib: 22633•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 38%
Masters (Masters Women)
#0 / 6759
Top 23%
Division (F55-59)
#0 / 994
Top 7%
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
8:14/mi
25:34
↑ 97↓ 3451.5%
10K· 6.21 mi
8:09/mi
50:54
↑ 79↓ 1380.4%
15K· 9.32 mi
8:09/mi
1:16:13
↑ 67↓ 78
20K· 12.43 mi
8:11/mi
1:41:37
↑ 106↓ 860.1%
Half· 13.11 mi
8:02/mi
1:47:06
↑ 19↓ 370.5%
25K· 15.53 mi
8:08/mi
2:06:49
↑ 66↓ 880.2%
30K· 18.64 mi
8:26/mi
2:33:02
↑ 181↓ 1480.2%
20M
8:25/mi
2:44:28
↑ 64↓ 500.2%
21M
8:31/mi
2:52:59
↑ 106↓ 241.6%
35K· 21.75 mi
7:48/mi
2:58:49
↑ 17↓ 861.7%
23M
8:07/mi
3:08:59
↑ 23↓ 630.6%
24M
8:04/mi
3:17:03
↓ 821.3%
40K· 24.85 mi
8:11/mi
3:24:03
↓ 200.3%
25.2M
8:42/mi
3:27:03
↑ 13↓ 160.2%
Finish· 26.22 mi
7:33/mi
3:34:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:47:06
Pace8:10 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:47:39
Pace8:13 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:3925:348:1425:34
8:14
-
10K
6.21 mi11:46:5950:548:1125:20
8:09
-0:05
15K
9.32 mi12:12:181:16:138:1125:19
8:09
0:00
20K
12.43 mi12:37:421:41:378:1125:24
8:11
+0:02
Half
13.11 mi12:43:111:47:068:105:29
8:02
-0:09
25K
15.53 mi13:02:542:06:498:1019:43
8:08
+0:06
30K
18.64 mi13:29:072:33:028:1326:13
8:26
+0:18
20M
20.00 mi13:40:332:44:288:1311:26
8:25
-0:01
21M
21.00 mi13:49:042:52:598:148:31
8:31
+0:06
35K
21.75 mi13:54:542:58:498:135:50
7:48
-0:43
23M
23.00 mi14:05:043:08:598:1310:10
8:07
+0:19
24M
24.00 mi14:13:083:17:038:138:04
8:04
-0:03
40K
24.85 mi14:20:083:24:038:137:00
8:11
+0:07
25.2M
25.20 mi14:23:083:27:038:133:00
8:42
+0:31
Finish
26.22 mi14:30:503:34:458:127:42
7:33
-1:09

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

7:33 /mi

Average Pace

8:12 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:35

77% of race

Time at Steady Pace

49:10

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:11 /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 mi11:21:3925:348:1425:34
8:14
#18291
10K
6.21 mi11:46:5950:548:1125:20
8:09
#17928
15K
9.32 mi12:12:181:16:138:1125:19
8:09
#17616
20K
12.43 mi12:37:421:41:378:1125:24
8:11
#17189
Half
13.11 mi12:43:111:47:068:105:29
8:02
#17134
25K
15.53 mi13:02:542:06:498:1019:43
8:08
#16733
30K
18.64 mi13:29:072:33:028:1326:13
8:26
#16274
20M
20.00 mi13:40:332:44:288:1311:26
8:25
#16029
21M
21.00 mi13:49:042:52:598:148:31
8:31
#15664
35K
21.75 mi13:54:542:58:498:135:50
7:48
#15481
23M
23.00 mi14:05:043:08:598:1310:10
8:07
#15148
24M
24.00 mi14:13:083:17:038:138:04
8:04
#14952
40K
24.85 mi14:20:083:24:038:137:00
8:11
#14809
25.2M
25.20 mi14:23:083:27:038:133:00
8:42
#14714
Finish
26.22 mi14:30:503:34:458:127:42
7:33
#14500
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi182916519651917077(Top 60%)5773(Top 47%)5773(Top 581%)
10K6.21 mi3.10 mi17928+3636277+2426277+24217576(Top 62%)6045(Top 49%)6045(Top 608%)
15K9.32 mi3.11 mi17616+3126087+1906087+19017077(Top 60%)5773(Top 47%)5773(Top 581%)
20K12.43 mi3.11 mi17189+4275855+2325855+23216147(Top 57%)5299(Top 43%)5299(Top 533%)
Half13.11 mi0.68 mi17134+555827+285827+2816200(Top 57%)5287(Top 43%)5287(Top 532%)
25K15.53 mi2.42 mi16733+4015600+2275600+22714851(Top 52%)4669(Top 38%)4669(Top 470%)
30K18.64 mi3.11 mi16274+4595395+2055395+20514392(Top 51%)4575(Top 37%)4575(Top 460%)
20M20.00 mi1.36 mi16029+2455282+1135282+11313268(Top 47%)4129(Top 34%)4129(Top 415%)
21M21.00 mi1.00 mi15664+3655115+1675115+16710631(Top 37%)2934(Top 24%)2934(Top 295%)
35K21.75 mi0.75 mi15481+1835015+1005015+10010894(Top 38%)3077(Top 25%)3077(Top 310%)
23M23.00 mi1.25 mi15148+3334855+1604855+16010906(Top 38%)3193(Top 26%)3193(Top 321%)
24M24.00 mi1.00 mi14952+1964778+774778+7711729(Top 41%)3682(Top 30%)3682(Top 370%)
40K24.85 mi0.85 mi14809+1434723+554723+5511524(Top 41%)3676(Top 30%)3676(Top 370%)
25.2M25.20 mi0.35 mi14714+954677+464677+4610135(Top 36%)3122(Top 26%)3122(Top 314%)
Finish26.22 mi1.02 mi14500+2144592+854592+859658(Top 34%)2852(Top 23%)2852(Top 287%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21story building
+97ft-345ft

Overall

17077

Females

5773

F55-59

5773

5K→10K

3.1 - 6.2 mi

Top 62%
×5story building
+79ft-138ft

Overall

17576

Females

6045

F55-59

6045

10K→15K

6.2 - 9.3 mi

Top 60%
×3story building
+67ft-78ft

Overall

17077

Females

5773

F55-59

5773

15K→20K

9.3 - 12.4 mi

Top 57%
×5story building
+106ft-86ft

Overall

16147

Females

5299

F55-59

5299

20K→Half

12.4 - 13.1 mi

Top 57%
×2story building
+19ft-37ft

Overall

16200

Females

5287

F55-59

5287

Half→25K

13.1 - 15.5 mi

Top 52%
×4story building
+66ft-88ft

Overall

14851

Females

4669

F55-59

4669

25K→30K

15.5 - 18.6 mi

Top 51%
×9story building
+181ft-148ft

Overall

14392

Females

4575

F55-59

4575

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

13268

Females

4129

F55-59

4129

20M→21M

20.0 - 21.0 mi

Top 37%
×8story building
+106ft-24ft

Overall

10631

Females

2934

F55-59

2934

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

10894

Females

3077

F55-59

3077

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

10906

Females

3193

F55-59

3193

23M→24M

23.0 - 24.0 mi

Top 41%
×6story building
+12ft-82ft

Overall

11729

Females

3682

F55-59

3682

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11524

Females

3676

F55-59

3676

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

10135

Females

3122

F55-59

3122

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2story building
+22ft-21ft

Overall

9658

Females

2852

F55-59

2852

Passing Analysis

Category:
Athletes Passed
4114
Passed By
323
Net Change
+3791
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18291
5K → 10K497134+363#18291#17928
10K → 15K37967+312#17928#17616
15K → 20K45023+427#17616#17189
20K → Half649+55#17189#17134
Half → 25K4098+401#17134#16733
25K → 30K50243+459#16733#16274
30K → 20M25611+245#16274#16029
20M → 21M3683+365#16029#15664
21M → 35K1830+183#15664#15481
35K → 23M3363+333#15481#15148
23M → 24M20610+196#15148#14952
24M → 40K1496+143#14952#14809
40K → 25.2M994+95#14809#14714
25.2M → Finish2162+214#14714#14500
TOTALS4114323+3791
📊

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