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BOSTON MARATHON 2025

Heidi Witter

Bib: 23533•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F60-64)
#0 / 624
Top 15%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:43
Rank: #16270
Start → 5K
24:43 | 7:57/mi
10K· 6.21 mi
50:23
Rank: #17326 (-1056)
5K → 10K
25:40 | 8:16/mi
15K· 9.32 mi
1:17:08
Rank: #18249 (-923)
10K → 15K
26:45 | 8:37/mi
20K· 12.43 mi
1:44:47
Rank: #18843 (-594)
15K → 20K
27:39 | 8:54/mi
Half· 13.11 mi
1:50:41
Rank: #18912 (-69)
20K → Half
5:54 | 8:39/mi
25K· 15.53 mi
2:11:38
Rank: #18756 (+156)
Half → 25K
20:57 | 8:38/mi
30K· 18.64 mi
2:40:34
Rank: #18834 (-78)
25K → 30K
28:56 | 9:19/mi
20M
2:52:58
Rank: #18712 (+122)
30K → 20M
12:24 | 9:07/mi
21M
3:03:48
Rank: #18923 (-211)
20M → 21M
10:50 | 10:50/mi
35K· 21.75 mi
3:10:05
Rank: #18774 (+149)
21M → 35K
6:17 | 8:24/mi
23M
3:21:59
Rank: #18771 (+3)
35K → 23M
11:54 | 9:30/mi
24M
3:31:28
Rank: #18830 (-59)
23M → 24M
9:29 | 9:29/mi
40K· 24.85 mi
3:39:45
Rank: #18841 (-11)
24M → 40K
8:17 | 9:41/mi
25.2M
3:43:54
Rank: #18956 (-115)
40K → 25.2M
4:09 | 12:02/mi
Finish· 26.22 mi
3:53:22
Rank: #19010 (-54)
25.2M → Finish
9:28 | 9:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:41
Pace8:27 /mi
2nd Half
Distance13.11 mi
Time2:02:41
Pace9:22 /mi
📊Positive Split: 10.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:3124:437:5724:43
7:57
-
10K
6.21 mi11:48:1150:238:0725:40
8:16
+0:19
15K
9.32 mi12:14:561:17:088:1726:45
8:37
+0:21
20K
12.43 mi12:42:351:44:478:2627:39
8:54
+0:17
Half
13.11 mi12:48:291:50:418:275:54
8:39
-0:15
25K
15.53 mi13:09:262:11:388:2820:57
8:38
-0:01
30K
18.64 mi13:38:222:40:348:3728:56
9:19
+0:41
20M
20.00 mi13:50:462:52:588:3912:24
9:07
-0:12
21M
21.00 mi14:01:363:03:488:4510:50
10:50
+1:43
35K
21.75 mi14:07:533:10:058:446:17
8:24
-2:26
23M
23.00 mi14:19:473:21:598:4711:54
9:30
+1:06
24M
24.00 mi14:29:163:31:288:499:29
9:29
-0:01
40K
24.85 mi14:37:333:39:458:508:17
9:41
+0:12
25.2M
25.20 mi14:41:423:43:548:534:09
12:02
+2:21
Finish
26.22 mi14:51:103:53:228:549:28
9:17
-2:45

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

7:57 /mi

Average Pace

8:54 /mi

Slowest Pace

12:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

56:40

24% of race

Time at Steady Pace

2:33:26

66% of race

Time at Slower Pace

23:16

10% of race

Average Pace: 8:54 /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 mi11:22:3124:437:5724:43
7:57
#16270
10K
6.21 mi11:48:1150:238:0725:40
8:16
#17326
15K
9.32 mi12:14:561:17:088:1726:45
8:37
#18249
20K
12.43 mi12:42:351:44:478:2627:39
8:54
#18843
Half
13.11 mi12:48:291:50:418:275:54
8:39
#18912
25K
15.53 mi13:09:262:11:388:2820:57
8:38
#18756
30K
18.64 mi13:38:222:40:348:3728:56
9:19
#18834
20M
20.00 mi13:50:462:52:588:3912:24
9:07
#18712
21M
21.00 mi14:01:363:03:488:4510:50
10:50
#18923
35K
21.75 mi14:07:533:10:058:446:17
8:24
#18774
23M
23.00 mi14:19:473:21:598:4711:54
9:30
#18771
24M
24.00 mi14:29:163:31:288:499:29
9:29
#18830
40K
24.85 mi14:37:333:39:458:508:17
9:41
#18841
25.2M
25.20 mi14:41:423:43:548:534:09
12:02
#18956
Finish
26.22 mi14:51:103:53:228:549:28
9:17
#19010
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi162705315531519986(Top 70%)7431(Top 61%)7431(Top 1191%)
10K6.21 mi3.10 mi17326-10565925-6105925-61018322(Top 65%)6501(Top 53%)6501(Top 1042%)
15K9.32 mi3.11 mi18249-9236476-5516476-55119986(Top 70%)7431(Top 61%)7431(Top 1191%)
20K12.43 mi3.11 mi18843-5946817-3416817-34120467(Top 72%)7750(Top 63%)7750(Top 1242%)
Half13.11 mi0.68 mi18912-696853-366853-3620077(Top 71%)7517(Top 61%)7517(Top 1205%)
25K15.53 mi2.42 mi18756+1566778+756778+7518068(Top 64%)6470(Top 53%)6470(Top 1037%)
30K18.64 mi3.11 mi18834-786850-726850-7219177(Top 68%)7215(Top 59%)7215(Top 1156%)
20M20.00 mi1.36 mi18712+1226810+406810+4017457(Top 61%)6402(Top 52%)6402(Top 1026%)
21M21.00 mi1.00 mi18923-2116963-1536963-15320934(Top 74%)8416(Top 69%)8416(Top 1349%)
35K21.75 mi0.75 mi18774+1496896+676896+6714916(Top 53%)5205(Top 43%)5205(Top 834%)
23M23.00 mi1.25 mi18771+36922-266922-2618734(Top 66%)7369(Top 60%)7369(Top 1181%)
24M24.00 mi1.00 mi18830-596977-556977-5519589(Top 69%)7875(Top 64%)7875(Top 1262%)
40K24.85 mi0.85 mi18841-117013-367013-3619438(Top 68%)7854(Top 64%)7854(Top 1259%)
25.2M25.20 mi0.35 mi18956-1157086-737086-7323312(Top 82%)9809(Top 80%)9809(Top 1572%)
Finish26.22 mi1.02 mi19010-547135-497135-4920352(Top 72%)8315(Top 68%)8315(Top 1333%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

19986

Females

7431

F60-64

7431

5K→10K

3.1 - 6.2 mi

Top 65%
×5stories
+79ft-138ft

Overall

18322

Females

6501

F60-64

6501

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

19986

Females

7431

F60-64

7431

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

20467

Females

7750

F60-64

7750

20K→Half

12.4 - 13.1 mi

Top 71%
×2stories
+19ft-37ft

Overall

20077

Females

7517

F60-64

7517

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

18068

Females

6470

F60-64

6470

25K→30K

15.5 - 18.6 mi

Top 68%
×9stories
+181ft-148ft

Overall

19177

Females

7215

F60-64

7215

30K→20M

18.6 - 20.0 mi

Top 61%
×5stories
+64ft-50ft

Overall

17457

Females

6402

F60-64

6402

20M→21M

20.0 - 21.0 mi

Top 74%
×8stories
+106ft-24ft

Overall

20934

Females

8416

F60-64

8416

21M→35K

21.0 - 21.8 mi

Top 53%
×7stories
+17ft-86ft

Overall

14916

Females

5205

F60-64

5205

35K→23M

21.8 - 23.0 mi

Top 66%
×5stories
+23ft-63ft

Overall

18734

Females

7369

F60-64

7369

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

19589

Females

7875

F60-64

7875

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

19438

Females

7854

F60-64

7854

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23312

Females

9809

F60-64

9809

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

20352

Females

8315

F60-64

8315

Passing Analysis

Category:
Athletes Passed
1257
Passed By
3997
Net Change
-2740
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16270
5K → 10K581114-1056#16270#17326
10K → 15K36959-923#17326#18249
15K → 20K66660-594#18249#18843
20K → Half1584-69#18843#18912
Half → 25K23276+156#18912#18756
25K → 30K222300-78#18756#18834
30K → 20M16139+122#18834#18712
20M → 21M51262-211#18712#18923
21M → 35K1512+149#18923#18774
35K → 23M10299+3#18774#18771
23M → 24M49108-59#18771#18830
24M → 40K6677-11#18830#18841
40K → 25.2M10125-115#18841#18956
25.2M → Finish3892-54#18956#19010
TOTALS12573997-2740
📊

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