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BOSTON MARATHON 2025

Kimberly Andrews

Bib: 23953•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
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
8:38/mi
26:49
↑ 97↓ 3451.5%
10K· 6.21 mi
8:46/mi
54:04
↑ 79↓ 1380.4%
15K· 9.32 mi
8:59/mi
1:22:00
↑ 67↓ 78
20K· 12.43 mi
9:54/mi
1:52:46
↑ 106↓ 860.1%
Half· 13.11 mi
8:33/mi
1:58:36
↑ 19↓ 370.5%
25K· 15.53 mi
9:49/mi
2:22:24
↑ 66↓ 880.2%
30K· 18.64 mi
10:05/mi
2:53:45
↑ 181↓ 1480.2%
20M
9:36/mi
3:06:48
↑ 64↓ 500.2%
21M
11:09/mi
3:17:57
↑ 106↓ 241.6%
35K· 21.75 mi
9:45/mi
3:25:15
↑ 17↓ 861.7%
23M
9:32/mi
3:37:11
↑ 23↓ 630.6%
24M
9:41/mi
3:46:52
↓ 821.3%
40K· 24.85 mi
9:37/mi
3:55:05
↓ 200.3%
25.2M
10:00/mi
3:58:32
↑ 13↓ 160.2%
Finish· 26.22 mi
8:30/mi
4:07:12
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:36
Pace9:03 /mi
2nd Half
Distance13.11 mi
Time2:08:36
Pace9:49 /mi
📊Positive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:5326:498:3826:49
8:38
-
10K
6.21 mi11:53:0854:048:4227:15
8:46
+0:08
15K
9.32 mi12:21:041:22:008:4827:56
8:59
+0:13
20K
12.43 mi12:51:501:52:469:0430:46
9:54
+0:55
Half
13.11 mi12:57:401:58:369:035:50
8:33
-1:21
25K
15.53 mi13:21:282:22:249:1023:48
9:49
+1:16
30K
18.64 mi13:52:492:53:459:1931:21
10:05
+0:16
20M
20.00 mi14:05:523:06:489:2013:03
9:36
-0:29
21M
21.00 mi14:17:013:17:579:2611:09
11:09
+1:33
35K
21.75 mi14:24:193:25:159:267:18
9:45
-1:24
23M
23.00 mi14:36:153:37:119:2711:56
9:32
-0:13
24M
24.00 mi14:45:563:46:529:279:41
9:41
+0:09
40K
24.85 mi14:54:093:55:059:278:13
9:37
-0:04
25.2M
25.20 mi14:57:363:58:329:283:27
10:00
+0:23
Finish
26.22 mi15:06:164:07:129:268:40
8:30
-1:30

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

8:30 /mi

Average Pace

9:26 /mi

Slowest Pace

11:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:30

39% of race

Time at Steady Pace

1:44:45

42% of race

Time at Slower Pace

45:57

19% of race

Average Pace: 9:26 /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 mi11:25:5326:498:3826:49
8:38
#20667
10K
6.21 mi11:53:0854:048:4227:15
8:46
#20928
15K
9.32 mi12:21:041:22:008:4827:56
8:59
#21253
20K
12.43 mi12:51:501:52:469:0430:46
9:54
#22255
Half
13.11 mi12:57:401:58:369:035:50
8:33
#22126
25K
15.53 mi13:21:282:22:249:1023:48
9:49
#22318
30K
18.64 mi13:52:492:53:459:1931:21
10:05
#22239
20M
20.00 mi14:05:523:06:489:2013:03
9:36
#22043
21M
21.00 mi14:17:013:17:579:2611:09
11:09
#22007
35K
21.75 mi14:24:193:25:159:267:18
9:45
#21953
23M
23.00 mi14:36:153:37:119:2711:56
9:32
#21770
24M
24.00 mi14:45:563:46:529:279:41
9:41
#21705
40K
24.85 mi14:54:093:55:059:278:13
9:37
#21589
25.2M
25.20 mi14:57:363:58:329:283:27
10:00
#21530
Finish
26.22 mi15:06:164:07:129:268:40
8:30
#21371
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi206677896789621996(Top 77%)8547(Top 70%)8547(Top 656%)
10K6.21 mi3.10 mi20928-2618016-1208016-12021267(Top 75%)8182(Top 67%)8182(Top 628%)
15K9.32 mi3.11 mi21253-3258178-1628178-16221996(Top 77%)8547(Top 70%)8547(Top 656%)
20K12.43 mi3.11 mi22255-10028735-5578735-55724028(Top 85%)9718(Top 79%)9718(Top 746%)
Half13.11 mi0.68 mi22126+1298665+708665+7019604(Top 69%)7260(Top 59%)7260(Top 557%)
25K15.53 mi2.42 mi22318-1928769-1048769-10422804(Top 80%)9086(Top 74%)9086(Top 697%)
30K18.64 mi3.11 mi22239+798758+118758+1121874(Top 77%)8709(Top 71%)8709(Top 668%)
20M20.00 mi1.36 mi22043+1968662+968662+9619650(Top 69%)7610(Top 62%)7610(Top 584%)
21M21.00 mi1.00 mi22007+368669-78669-721779(Top 77%)8851(Top 72%)8851(Top 679%)
35K21.75 mi0.75 mi21953+548656+138656+1321211(Top 75%)8619(Top 70%)8619(Top 661%)
23M23.00 mi1.25 mi21770+1838585+718585+7118864(Top 66%)7443(Top 61%)7443(Top 571%)
24M24.00 mi1.00 mi21705+658574+118574+1120339(Top 72%)8265(Top 68%)8265(Top 634%)
40K24.85 mi0.85 mi21589+1168526+488526+4819151(Top 67%)7713(Top 63%)7713(Top 592%)
25.2M25.20 mi0.35 mi21530+598498+288498+2817163(Top 60%)6701(Top 55%)6701(Top 514%)
Finish26.22 mi1.02 mi21371+1598430+688430+6816302(Top 57%)6206(Top 51%)6206(Top 476%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

21996

Females

8547

F50-54

8547

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

21267

Females

8182

F50-54

8182

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

21996

Females

8547

F50-54

8547

15K→20K

9.3 - 12.4 mi

Top 85%
×5story building
+106ft-86ft

Overall

24028

Females

9718

F50-54

9718

20K→Half

12.4 - 13.1 mi

Top 69%
×2story building
+19ft-37ft

Overall

19604

Females

7260

F50-54

7260

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

22804

Females

9086

F50-54

9086

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

21874

Females

8709

F50-54

8709

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

19650

Females

7610

F50-54

7610

20M→21M

20.0 - 21.0 mi

Top 77%
×8story building
+106ft-24ft

Overall

21779

Females

8851

F50-54

8851

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

21211

Females

8619

F50-54

8619

35K→23M

21.8 - 23.0 mi

Top 66%
×5story building
+23ft-63ft

Overall

18864

Females

7443

F50-54

7443

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

20339

Females

8265

F50-54

8265

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

19151

Females

7713

F50-54

7713

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

17163

Females

6701

F50-54

6701

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2story building
+22ft-21ft

Overall

16302

Females

6206

F50-54

6206

Passing Analysis

Category:
Athletes Passed
1755
Passed By
2459
Net Change
-704
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20667
5K → 10K170431-261#20667#20928
10K → 15K104429-325#20928#21253
15K → 20K351037-1002#21253#22255
20K → Half1301+129#22255#22126
Half → 25K83275-192#22126#22318
25K → 30K226147+79#22318#22239
30K → 20M20812+196#22239#22043
20M → 21M9963+36#22043#22007
21M → 35K7218+54#22007#21953
35K → 23M1929+183#21953#21770
23M → 24M8722+65#21770#21705
24M → 40K12610+116#21705#21589
40K → 25.2M634+59#21589#21530
25.2M → Finish1601+159#21530#21371
TOTALS17552459-704
📊

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