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BOSTON MARATHON 2026

Di Dempsey

Bib: 26001β€’F

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F60-64)
#0 / 782
Race Day Weather
51Β°/41Β°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
31:27
3.11 mi
Rank: #26278
Start β†’ 5K
31:27 | 10:08/mi
10K
1:02:59
6.21 mi
Rank: #26244 (+34)
5K β†’ 10K
31:32 | 10:09/mi
15K
1:34:46
9.32 mi
Rank: #26212 (+32)
10K β†’ 15K
31:47 | 10:14/mi
20K
2:06:43
12.43 mi
Rank: #26068 (+144)
15K β†’ 20K
31:57 | 10:18/mi
HALF
2:13:55
13.11 mi
Rank: #26106 (-38)
20K β†’ HALF
7:12 | 10:34/mi
25K
2:39:11
15.53 mi
Rank: #25963 (+143)
HALF β†’ 25K
25:16 | 10:26/mi
30K
3:11:44
18.64 mi
Rank: #25652 (+311)
25K β†’ 30K
32:33 | 10:29/mi
20M
3:25:29
20.00 mi
Rank: #25443 (+209)
30K β†’ 20M
13:45 | 10:08/mi
21M
3:35:43
21.00 mi
Rank: #25246 (+197)
20M β†’ 21M
10:14 | 10:14/mi
35K
3:42:54
21.75 mi
Rank: #25135 (+111)
21M β†’ 35K
7:11 | 9:37/mi
23M
3:55:08
23.00 mi
Rank: #24932 (+203)
35K β†’ 23M
12:14 | 9:47/mi
24M
4:04:43
24.00 mi
Rank: #24827 (+105)
23M β†’ 24M
9:35 | 9:35/mi
40K
4:13:03
24.85 mi
Rank: #24698 (+129)
24M β†’ 40K
8:20 | 9:45/mi
25.2M
4:16:41
25.20 mi
Rank: #24647 (+51)
40K β†’ 25.2M
3:38 | 10:33/mi
FINISH
4:26:10
26.22 mi
Rank: #24536 (+111)
25.2M β†’ FINISH
9:29 | 9:19/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time2:13:55
Pace10:13 /mi
2nd Halfβœ“ Faster
Distance13.11 mi
Time2:12:15
Pace10:06 /mi
πŸ“ŠNegative Split: 1.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:39:2731:2710:0831:27
10:08
-
10K
6.21 mi12:10:591:02:5910:0931:32
10:09
+0:01
15K
9.32 mi12:42:461:34:4610:1131:47
10:14
+0:05
20K
12.43 mi13:14:432:06:4310:1231:57
10:18
+0:04
HALF
13.11 mi13:21:552:13:5510:137:12
10:34
+0:16
25K
15.53 mi13:47:112:39:1110:1525:16
10:26
-0:08
30K
18.64 mi14:19:443:11:4410:1832:33
10:29
+0:03
20M
20.00 mi14:33:293:25:2910:1713:45
10:08
-0:21
21M
21.00 mi14:43:433:35:4310:1710:14
10:14
+0:06
35K
21.75 mi14:50:543:42:5410:157:11
9:37
-0:37
23M
23.00 mi15:03:083:55:0810:1412:14
9:47
+0:10
24M
24.00 mi15:12:434:04:4310:129:35
9:35
-0:12
40K
24.85 mi15:21:034:13:0310:118:20
9:45
+0:10
25.2M
25.20 mi15:24:414:16:4110:123:38
10:33
+0:48
FINISH
26.22 mi15:34:104:26:1010:109:29
9:19
-1:14

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

9:19 /mi

Average Pace

10:10 /mi

Slowest Pace

10:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:45:34

62% of race

Time at Steady Pace

1:40:36

38% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:09 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:39:2731:2710:0831:27
10:08
#26278
10K
6.21 mi12:10:591:02:5910:0931:32
10:09
#26244
15K
9.32 mi12:42:461:34:4610:1131:47
10:14
#26212
20K
12.43 mi13:14:432:06:4310:1231:57
10:18
#26068
HALF
13.11 mi13:21:552:13:5510:137:12
10:34
#26106
25K
15.53 mi13:47:112:39:1110:1525:16
10:26
#25963
30K
18.64 mi14:19:443:11:4410:1832:33
10:29
#25652
20M
20.00 mi14:33:293:25:2910:1713:45
10:08
#25443
21M
21.00 mi14:43:433:35:4310:1710:14
10:14
#25246
35K
21.75 mi14:50:543:42:5410:157:11
9:37
#25135
23M
23.00 mi15:03:083:55:0810:1412:14
9:47
#24932
24M
24.00 mi15:12:434:04:4310:129:35
9:35
#24827
40K
24.85 mi15:21:034:13:0310:118:20
9:45
#24698
25.2M
25.20 mi15:24:414:16:4110:123:38
10:33
#24647
FINISH
26.22 mi15:34:104:26:1010:109:29
9:19
#24536
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi26278108531085326198(Top 90%)10843(Top 86%)10843(Top 1387%)
10K6.21 mi3.10 mi26244+3410846+710846+726204(Top 90%)10833(Top 86%)10833(Top 1385%)
15K9.32 mi3.11 mi26212+3210838+810838+826198(Top 90%)10843(Top 86%)10843(Top 1387%)
20K12.43 mi3.11 mi26068+14410763+7510763+7525677(Top 88%)10575(Top 84%)10575(Top 1352%)
HALF13.11 mi0.68 mi26106-3810787-2410787-2426768(Top 92%)11220(Top 89%)11220(Top 1435%)
25K15.53 mi2.42 mi25963+14310718+6910718+6925287(Top 87%)10393(Top 83%)10393(Top 1329%)
30K18.64 mi3.11 mi25652+31110574+14410574+14424258(Top 84%)9980(Top 79%)9980(Top 1276%)
20M20.00 mi1.36 mi25443+20910475+9910475+9922907(Top 79%)9325(Top 74%)9325(Top 1192%)
21M21.00 mi1.00 mi25246+19710387+8810387+8821193(Top 73%)8492(Top 68%)8492(Top 1086%)
35K21.75 mi0.75 mi25135+11110344+4310344+4322103(Top 76%)9013(Top 72%)9013(Top 1153%)
23M23.00 mi1.25 mi24932+20310251+9310251+9321510(Top 74%)8748(Top 70%)8748(Top 1119%)
24M24.00 mi1.00 mi24827+10510202+4910202+4921635(Top 75%)8876(Top 71%)8876(Top 1135%)
40K24.85 mi0.85 mi24698+12910154+4810154+4821216(Top 73%)8706(Top 69%)8706(Top 1113%)
25.2M25.20 mi0.35 mi24647+5110132+2210132+2221227(Top 73%)8693(Top 69%)8693(Top 1112%)
FINISH26.22 mi1.02 mi24536+11110093+3910093+3921712(Top 75%)8926(Top 71%)8926(Top 1141%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
Γ—21
+97ft-345ft

Overall

26198

Females

10843

F60-64

10843

5K→10K

3.1 - 6.2 mi

Top 90%
Γ—5
+79ft-138ft

Overall

26204

Females

10833

F60-64

10833

10K→15K

6.2 - 9.3 mi

Top 90%
Γ—3
+67ft-78ft

Overall

26198

Females

10843

F60-64

10843

15K→20K

9.3 - 12.4 mi

Top 88%
Γ—5
+106ft-86ft

Overall

25677

Females

10575

F60-64

10575

20K→HALF

12.4 - 13.1 mi

Top 92%
Γ—2
+19ft-37ft

Overall

26768

Females

11220

F60-64

11220

HALF→25K

13.1 - 15.5 mi

Top 87%
Γ—4
+66ft-88ft

Overall

25287

Females

10393

F60-64

10393

25K→30K

15.5 - 18.6 mi

Top 84%
Γ—9
+181ft-148ft

Overall

24258

Females

9980

F60-64

9980

30K→20M

18.6 - 20.0 mi

Top 79%
Γ—5
+64ft-50ft

Overall

22907

Females

9325

F60-64

9325

20M→21M

20.0 - 21.0 mi

Top 73%
Γ—8
+106ft-24ft

Overall

21193

Females

8492

F60-64

8492

21M→35K

21.0 - 21.8 mi

Top 76%
Γ—7
+17ft-86ft

Overall

22103

Females

9013

F60-64

9013

35K→23M

21.8 - 23.0 mi

Top 74%
Γ—5
+23ft-63ft

Overall

21510

Females

8748

F60-64

8748

23M→24M

23.0 - 24.0 mi

Top 75%
Γ—6
+12ft-82ft

Overall

21635

Females

8876

F60-64

8876

24M→40K

24.0 - 24.9 mi

Top 73%
Γ—1
+6ft-20ft

Overall

21216

Females

8706

F60-64

8706

40K→25.2M

24.9 - 25.2 mi

Top 73%
Γ—1
+13ft-16ft

Overall

21227

Females

8693

F60-64

8693

25.2M→FINISH

25.2 - 26.2 mi

Top 75%
Γ—2
+22ft-21ft

Overall

21712

Females

8926

F60-64

8926

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2172
Passed By
430
Net Change
+1742
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#26278
5K β†’ 10K208174+34#26278#26244
10K β†’ 15K144112+32#26244#26212
15K β†’ 20K18945+144#26212#26068
20K β†’ HALF1452-38#26068#26106
HALF β†’ 25K16320+143#26106#25963
25K β†’ 30K3165+311#25963#25652
30K β†’ 20M2145+209#25652#25443
20M β†’ 21M1981+197#25443#25246
21M β†’ 35K1132+111#25246#25135
35K β†’ 23M2041+203#25135#24932
23M β†’ 24M1116+105#24932#24827
24M β†’ 40K1312+129#24827#24698
40K β†’ 25.2M521+51#24698#24647
25.2M β†’ FINISH1154+111#24647#24536
TOTALS2172430+1742
πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing