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BOSTON MARATHON 2025

Kristen Smith

Bib: 24869•F

NC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
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
8:51/mi
27:31
↑ 97↓ 3451.5%
10K· 6.21 mi
8:57/mi
55:19
↑ 79↓ 1380.4%
15K· 9.32 mi
8:53/mi
1:22:56
↑ 67↓ 78
20K· 12.43 mi
9:00/mi
1:50:54
↑ 106↓ 860.1%
Half· 13.11 mi
8:51/mi
1:56:56
↑ 19↓ 370.5%
25K· 15.53 mi
9:19/mi
2:19:31
↑ 66↓ 880.2%
30K· 18.64 mi
9:28/mi
2:48:56
↑ 181↓ 1480.2%
20M
11:13/mi
3:04:11
↑ 64↓ 500.2%
21M
11:52/mi
3:16:03
↑ 106↓ 241.6%
35K· 21.75 mi
10:54/mi
3:24:12
↑ 17↓ 861.7%
23M
11:23/mi
3:38:27
↑ 23↓ 630.6%
24M
11:38/mi
3:50:05
↓ 821.3%
40K· 24.85 mi
11:57/mi
4:00:18
↓ 200.3%
25.2M
12:28/mi
4:04:36
↑ 13↓ 160.2%
Finish· 26.22 mi
10:25/mi
4:15:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:56
Pace8:55 /mi
2nd Half
Distance13.11 mi
Time2:18:17
Pace10:33 /mi
📊Positive Split: 18.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:4627:318:5127:31
8:51
-
10K
6.21 mi11:57:3455:198:5427:48
8:57
+0:06
15K
9.32 mi12:25:111:22:568:5427:37
8:53
-0:04
20K
12.43 mi12:53:091:50:548:5527:58
9:00
+0:07
Half
13.11 mi12:59:111:56:568:556:02
8:51
-0:09
25K
15.53 mi13:21:462:19:318:5922:35
9:19
+0:28
30K
18.64 mi13:51:112:48:569:0429:25
9:28
+0:09
20M
20.00 mi14:06:263:04:119:1315:15
11:13
+1:45
21M
21.00 mi14:18:183:16:039:2011:52
11:52
+0:39
35K
21.75 mi14:26:273:24:129:238:09
10:54
-0:58
23M
23.00 mi14:40:423:38:279:3014:15
11:23
+0:29
24M
24.00 mi14:52:203:50:059:3511:38
11:38
+0:15
40K
24.85 mi15:02:334:00:189:4010:13
11:57
+0:19
25.2M
25.20 mi15:06:514:04:369:424:18
12:28
+0:31
Finish
26.22 mi15:17:284:15:139:4410:37
10:25
-2:03

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

8:51 /mi

Average Pace

9:44 /mi

Slowest Pace

12:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:56

66% of race

Time at Steady Pace

18:46

7% of race

Time at Slower Pace

1:07:31

26% of race

Average Pace: 9:44 /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 mi11:29:4627:318:5127:31
8:51
#21800
10K
6.21 mi11:57:3455:198:5427:48
8:57
#21973
15K
9.32 mi12:25:111:22:568:5427:37
8:53
#21806
20K
12.43 mi12:53:091:50:548:5527:58
9:00
#21574
Half
13.11 mi12:59:111:56:568:556:02
8:51
#21551
25K
15.53 mi13:21:462:19:318:5922:35
9:19
#21477
30K
18.64 mi13:51:112:48:569:0429:25
9:28
#21163
20M
20.00 mi14:06:263:04:119:1315:15
11:13
#21511
21M
21.00 mi14:18:183:16:039:2011:52
11:52
#21669
35K
21.75 mi14:26:273:24:129:238:09
10:54
#21800
23M
23.00 mi14:40:423:38:279:3014:15
11:23
#21949
24M
24.00 mi14:52:203:50:059:3511:38
11:38
#22144
40K
24.85 mi15:02:334:00:189:4010:13
11:57
#22295
25.2M
25.20 mi15:06:514:04:369:424:18
12:28
#22312
Finish
26.22 mi15:17:284:15:139:4410:37
10:25
#22376
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi218008513851321534(Top 76%)8301(Top 68%)8301(Top 835%)
10K6.21 mi3.10 mi21973-1738596-838596-8322156(Top 78%)8689(Top 71%)8689(Top 874%)
15K9.32 mi3.11 mi21806+1678500+968500+9621534(Top 76%)8301(Top 68%)8301(Top 835%)
20K12.43 mi3.11 mi21574+2328362+1388362+13820994(Top 74%)8057(Top 66%)8057(Top 811%)
Half13.11 mi0.68 mi21551+238349+138349+1321167(Top 75%)8138(Top 67%)8138(Top 819%)
25K15.53 mi2.42 mi21477+748308+418308+4121254(Top 75%)8236(Top 67%)8236(Top 829%)
30K18.64 mi3.11 mi21163+3148176+1328176+13219829(Top 70%)7567(Top 62%)7567(Top 761%)
20M20.00 mi1.36 mi21511-3488374-1988374-19824052(Top 85%)9977(Top 82%)9977(Top 1004%)
21M21.00 mi1.00 mi21669-1588484-1108484-11023355(Top 82%)9683(Top 79%)9683(Top 974%)
35K21.75 mi0.75 mi21800-1318569-858569-8523999(Top 84%)10056(Top 82%)10056(Top 1012%)
23M23.00 mi1.25 mi21949-1498688-1198688-11924051(Top 85%)10124(Top 83%)10124(Top 1019%)
24M24.00 mi1.00 mi22144-1958817-1298817-12925134(Top 88%)10696(Top 87%)10696(Top 1076%)
40K24.85 mi0.85 mi22295-1518917-1008917-10024861(Top 88%)10609(Top 87%)10609(Top 1067%)
25.2M25.20 mi0.35 mi22312-178937-208937-2024151(Top 85%)10243(Top 84%)10243(Top 1030%)
Finish26.22 mi1.02 mi22376-648985-488985-4824099(Top 85%)10219(Top 84%)10219(Top 1028%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

21534

Females

8301

F55-59

8301

5K→10K

3.1 - 6.2 mi

Top 78%
×5story building
+79ft-138ft

Overall

22156

Females

8689

F55-59

8689

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

21534

Females

8301

F55-59

8301

15K→20K

9.3 - 12.4 mi

Top 74%
×5story building
+106ft-86ft

Overall

20994

Females

8057

F55-59

8057

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

21167

Females

8138

F55-59

8138

Half→25K

13.1 - 15.5 mi

Top 75%
×4story building
+66ft-88ft

Overall

21254

Females

8236

F55-59

8236

25K→30K

15.5 - 18.6 mi

Top 70%
×9story building
+181ft-148ft

Overall

19829

Females

7567

F55-59

7567

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

24052

Females

9977

F55-59

9977

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

23355

Females

9683

F55-59

9683

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

23999

Females

10056

F55-59

10056

35K→23M

21.8 - 23.0 mi

Top 85%
×5story building
+23ft-63ft

Overall

24051

Females

10124

F55-59

10124

23M→24M

23.0 - 24.0 mi

Top 88%
×6story building
+12ft-82ft

Overall

25134

Females

10696

F55-59

10696

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

24861

Females

10609

F55-59

10609

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

24151

Females

10243

F55-59

10243

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2story building
+22ft-21ft

Overall

24099

Females

10219

F55-59

10219

Passing Analysis

Category:
Athletes Passed
1564
Passed By
2140
Net Change
-576
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21800
5K → 10K188361-173#21800#21973
10K → 15K285118+167#21973#21806
15K → 20K31381+232#21806#21574
20K → Half4421+23#21574#21551
Half → 25K178104+74#21551#21477
25K → 30K36450+314#21477#21163
30K → 20M27375-348#21163#21511
20M → 21M43201-158#21511#21669
21M → 35K14145-131#21669#21800
35K → 23M51200-149#21800#21949
23M → 24M13208-195#21949#22144
24M → 40K14165-151#22144#22295
40K → 25.2M1027-17#22295#22312
25.2M → Finish2084-64#22312#22376
TOTALS15642140-576
📊

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