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BOSTON MARATHON 2025

Christine Endicott

Bib: 21014•F

AZ

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F40-44)
#0 / 1718
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:26
Rank: #21674
Start → 5K
27:26 | 8:50/mi
10K· 6.21 mi
54:36
Rank: #21387 (+287)
5K → 10K
27:10 | 8:45/mi
15K· 9.32 mi
1:22:13
Rank: #21379 (+8)
10K → 15K
27:37 | 8:53/mi
20K· 12.43 mi
1:51:19
Rank: #21743 (-364)
15K → 20K
29:06 | 9:22/mi
Half· 13.11 mi
1:57:38
Rank: #21799 (-56)
20K → Half
6:19 | 9:16/mi
25K· 15.53 mi
2:20:01
Rank: #21618 (+181)
Half → 25K
22:23 | 9:14/mi
30K· 18.64 mi
2:51:38
Rank: #21790 (-172)
25K → 30K
31:37 | 10:11/mi
20M
3:05:23
Rank: #21758 (+32)
30K → 20M
13:45 | 10:07/mi
21M
3:16:39
Rank: #21774 (-16)
20M → 21M
11:16 | 11:16/mi
35K· 21.75 mi
3:24:47
Rank: #21893 (-119)
21M → 35K
8:08 | 10:52/mi
23M
3:38:35
Rank: #21965 (-72)
35K → 23M
13:48 | 11:01/mi
24M
3:49:00
Rank: #21996 (-31)
23M → 24M
10:25 | 10:25/mi
40K· 24.85 mi
3:58:21
Rank: #22032 (-36)
24M → 40K
9:21 | 10:56/mi
25.2M
4:02:28
Rank: #22054 (-22)
40K → 25.2M
4:07 | 11:56/mi
Finish· 26.22 mi
4:13:21
Rank: #22155 (-101)
25.2M → Finish
10:53 | 10:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:38
Pace8:58 /mi
2nd Half
Distance13.11 mi
Time2:15:43
Pace10:21 /mi
📊Positive Split: 15.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:3527:268:5027:26
8:50
-
10K
6.21 mi11:47:4554:368:4727:10
8:45
-0:05
15K
9.32 mi12:15:221:22:138:4927:37
8:53
+0:08
20K
12.43 mi12:44:281:51:198:5729:06
9:22
+0:29
Half
13.11 mi12:50:471:57:388:586:19
9:16
-0:06
25K
15.53 mi13:13:102:20:019:0122:23
9:14
-0:02
30K
18.64 mi13:44:472:51:389:1231:37
10:11
+0:57
20M
20.00 mi13:58:323:05:239:1613:45
10:07
-0:04
21M
21.00 mi14:09:483:16:399:2211:16
11:16
+1:09
35K
21.75 mi14:17:563:24:479:258:08
10:52
-0:24
23M
23.00 mi14:31:443:38:359:3013:48
11:01
+0:09
24M
24.00 mi14:42:093:49:009:3310:25
10:25
-0:36
40K
24.85 mi14:51:303:58:219:359:21
10:56
+0:31
25.2M
25.20 mi14:55:374:02:289:374:07
11:56
+1:00
Finish
26.22 mi15:06:304:13:219:4010:53
10:41
-1:15

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

8:45 /mi

Average Pace

9:40 /mi

Slowest Pace

11:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:01

55% of race

Time at Steady Pace

55:47

22% of race

Time at Slower Pace

57:33

23% of race

Average Pace: 9:40 /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 mi11:20:3527:268:5027:26
8:50
#21674
10K
6.21 mi11:47:4554:368:4727:10
8:45
#21387
15K
9.32 mi12:15:221:22:138:4927:37
8:53
#21379
20K
12.43 mi12:44:281:51:198:5729:06
9:22
#21743
Half
13.11 mi12:50:471:57:388:586:19
9:16
#21799
25K
15.53 mi13:13:102:20:019:0122:23
9:14
#21618
30K
18.64 mi13:44:472:51:389:1231:37
10:11
#21790
20M
20.00 mi13:58:323:05:239:1613:45
10:07
#21758
21M
21.00 mi14:09:483:16:399:2211:16
11:16
#21774
35K
21.75 mi14:17:563:24:479:258:08
10:52
#21893
23M
23.00 mi14:31:443:38:359:3013:48
11:01
#21965
24M
24.00 mi14:42:093:49:009:3310:25
10:25
#21996
40K
24.85 mi14:51:303:58:219:359:21
10:56
#22032
25.2M
25.20 mi14:55:374:02:289:374:07
11:56
#22054
Finish
26.22 mi15:06:304:13:219:4010:53
10:41
#22155
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi216748449844921533(Top 76%)8300(Top 68%)8300(Top 483%)
10K6.21 mi3.10 mi21387+2878266+1838266+18321138(Top 74%)8107(Top 66%)8107(Top 472%)
15K9.32 mi3.11 mi21379+88238+288238+2821533(Top 76%)8300(Top 68%)8300(Top 483%)
20K12.43 mi3.11 mi21743-3648460-2228460-22222473(Top 79%)8849(Top 72%)8849(Top 515%)
Half13.11 mi0.68 mi21799-568492-328492-3222835(Top 80%)9051(Top 74%)9051(Top 527%)
25K15.53 mi2.42 mi21618+1818391+1018391+10120923(Top 74%)8054(Top 66%)8054(Top 469%)
30K18.64 mi3.11 mi21790-1728505-1148505-11422130(Top 78%)8836(Top 72%)8836(Top 514%)
20M20.00 mi1.36 mi21758+328503+28503+221354(Top 75%)8553(Top 70%)8553(Top 498%)
21M21.00 mi1.00 mi21774-168540-378540-3722094(Top 78%)9021(Top 74%)9021(Top 525%)
35K21.75 mi0.75 mi21893-1198619-798619-7923955(Top 84%)10029(Top 82%)10029(Top 584%)
23M23.00 mi1.25 mi21965-728695-768695-7623277(Top 82%)9751(Top 80%)9751(Top 568%)
24M24.00 mi1.00 mi21996-318735-408735-4022587(Top 80%)9425(Top 77%)9425(Top 549%)
40K24.85 mi0.85 mi22032-368774-398774-3923013(Top 81%)9710(Top 79%)9710(Top 565%)
25.2M25.20 mi0.35 mi22054-228795-218795-2123120(Top 81%)9718(Top 79%)9718(Top 566%)
Finish26.22 mi1.02 mi22155-1018868-738868-7324697(Top 87%)10505(Top 86%)10505(Top 611%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21stories
+97ft-345ft

Overall

21533

Females

8300

F40-44

8300

5K→10K

3.1 - 6.2 mi

Top 74%
×5stories
+79ft-138ft

Overall

21138

Females

8107

F40-44

8107

10K→15K

6.2 - 9.3 mi

Top 76%
×3stories
+67ft-78ft

Overall

21533

Females

8300

F40-44

8300

15K→20K

9.3 - 12.4 mi

Top 79%
×5stories
+106ft-86ft

Overall

22473

Females

8849

F40-44

8849

20K→Half

12.4 - 13.1 mi

Top 80%
×2stories
+19ft-37ft

Overall

22835

Females

9051

F40-44

9051

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

20923

Females

8054

F40-44

8054

25K→30K

15.5 - 18.6 mi

Top 78%
×9stories
+181ft-148ft

Overall

22130

Females

8836

F40-44

8836

30K→20M

18.6 - 20.0 mi

Top 75%
×5stories
+64ft-50ft

Overall

21354

Females

8553

F40-44

8553

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

22094

Females

9021

F40-44

9021

21M→35K

21.0 - 21.8 mi

Top 84%
×7stories
+17ft-86ft

Overall

23955

Females

10029

F40-44

10029

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

23277

Females

9751

F40-44

9751

23M→24M

23.0 - 24.0 mi

Top 80%
×6stories
+12ft-82ft

Overall

22587

Females

9425

F40-44

9425

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

23013

Females

9710

F40-44

9710

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

23120

Females

9718

F40-44

9718

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2stories
+22ft-21ft

Overall

24697

Females

10505

F40-44

10505

Passing Analysis

Category:
Athletes Passed
1540
Passed By
2021
Net Change
-481
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21674
5K → 10K444157+287#21674#21387
10K → 15K215207+8#21387#21379
15K → 20K99463-364#21379#21743
20K → Half2177-56#21743#21799
Half → 25K23655+181#21799#21618
25K → 30K140312-172#21618#21790
30K → 20M10775+32#21790#21758
20M → 21M7591-16#21758#21774
21M → 35K16135-119#21774#21893
35K → 23M64136-72#21893#21965
23M → 24M4071-31#21965#21996
24M → 40K3874-36#21996#22032
40K → 25.2M1941-22#22032#22054
25.2M → Finish26127-101#22054#22155
TOTALS15402021-481
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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