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BOSTON MARATHON 2026

Danielle Thornbrugh

Bib: 28364•F

MA

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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 (F40-44)
#0 / 1737
Race Day Weather
51°/41°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
26:45
3.11 mi
Rank: #20697
Start → 5K
26:45 | 8:37/mi
10K
53:37
6.21 mi
Rank: #20931 (-234)
5K → 10K
26:52 | 8:39/mi
15K
1:20:59
9.32 mi
Rank: #21222 (-291)
10K → 15K
27:22 | 8:49/mi
20K
1:49:09
12.43 mi
Rank: #21464 (-242)
15K → 20K
28:10 | 9:04/mi
HALF
1:55:04
13.11 mi
Rank: #21448 (+16)
20K → HALF
5:55 | 8:41/mi
25K
2:17:04
15.53 mi
Rank: #21433 (+15)
HALF → 25K
22:00 | 9:05/mi
30K
2:47:24
18.64 mi
Rank: #21680 (-247)
25K → 30K
30:20 | 9:46/mi
20M
3:00:53
20.00 mi
Rank: #21757 (-77)
30K → 20M
13:29 | 9:56/mi
21M
3:11:24
21.00 mi
Rank: #21764 (-7)
20M → 21M
10:31 | 10:31/mi
35K
3:18:28
21.75 mi
Rank: #21756 (+8)
21M → 35K
7:04 | 9:27/mi
23M
3:30:33
23.00 mi
Rank: #21742 (+14)
35K → 23M
12:05 | 9:40/mi
24M
3:40:01
24.00 mi
Rank: #21756 (-14)
23M → 24M
9:28 | 9:28/mi
40K
3:47:56
24.85 mi
Rank: #21693 (+63)
24M → 40K
7:55 | 9:16/mi
25.2M
3:51:25
25.20 mi
Rank: #21665 (+28)
40K → 25.2M
3:29 | 10:07/mi
FINISH
4:00:47
26.22 mi
Rank: #21690 (-25)
25.2M → FINISH
9:22 | 9:12/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:55:04
Pace8:47 /mi
2nd Half
Distance13.11 mi
Time2:05:43
Pace9:36 /mi
📊Positive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3326:458:3726:45
8:37
-
10K
6.21 mi12:15:2553:378:3826:52
8:39
+0:02
15K
9.32 mi12:42:471:20:598:4227:22
8:49
+0:10
20K
12.43 mi13:10:571:49:098:4728:10
9:04
+0:15
HALF
13.11 mi13:16:521:55:048:475:55
8:41
-0:23
25K
15.53 mi13:38:522:17:048:5022:00
9:05
+0:24
30K
18.64 mi14:09:122:47:248:5930:20
9:46
+0:41
20M
20.00 mi14:22:413:00:539:0313:29
9:56
+0:10
21M
21.00 mi14:33:123:11:249:0710:31
10:31
+0:35
35K
21.75 mi14:40:163:18:289:087:04
9:27
-1:04
23M
23.00 mi14:52:213:30:339:1012:05
9:40
+0:13
24M
24.00 mi15:01:493:40:019:119:28
9:28
-0:12
40K
24.85 mi15:09:443:47:569:117:55
9:16
-0:12
25.2M
25.20 mi15:13:133:51:259:113:29
10:07
+0:51
FINISH
26.22 mi15:22:354:00:479:129:22
9:12
-0:55

Checkpoint Splits Visualizations

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

📈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

8:37 /mi

Average Pace

9:11 /mi

Slowest Pace

10:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

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

1:26:54

36% of race

Time at Steady Pace

1:23:59

35% of race

Time at Slower Pace

1:09:54

29% of race

Average Pace: 9:11 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:48:3326:458:3726:45
8:37
#20697
10K
6.21 mi12:15:2553:378:3826:52
8:39
#20931
15K
9.32 mi12:42:471:20:598:4227:22
8:49
#21222
20K
12.43 mi13:10:571:49:098:4728:10
9:04
#21464
HALF
13.11 mi13:16:521:55:048:475:55
8:41
#21448
25K
15.53 mi13:38:522:17:048:5022:00
9:05
#21433
30K
18.64 mi14:09:122:47:248:5930:20
9:46
#21680
20M
20.00 mi14:22:413:00:539:0313:29
9:56
#21757
21M
21.00 mi14:33:123:11:249:0710:31
10:31
#21764
35K
21.75 mi14:40:163:18:289:087:04
9:27
#21756
23M
23.00 mi14:52:213:30:339:1012:05
9:40
#21742
24M
24.00 mi15:01:493:40:019:119:28
9:28
#21756
40K
24.85 mi15:09:443:47:569:117:55
9:16
#21693
25.2M
25.20 mi15:13:133:51:259:113:29
10:07
#21665
FINISH
26.22 mi15:22:354:00:479:129:22
9:12
#21690
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi206978009800921786(Top 75%)8528(Top 68%)8528(Top 491%)
10K6.21 mi3.10 mi20931-2348111-1028111-10221164(Top 73%)8214(Top 65%)8214(Top 473%)
15K9.32 mi3.11 mi21222-2918266-1558266-15521786(Top 75%)8528(Top 68%)8528(Top 491%)
20K12.43 mi3.11 mi21464-2428398-1328398-13222225(Top 77%)8777(Top 70%)8777(Top 505%)
HALF13.11 mi0.68 mi21448+168388+108388+1021260(Top 73%)8259(Top 66%)8259(Top 475%)
25K15.53 mi2.42 mi21433+158387+18387+121503(Top 74%)8421(Top 67%)8421(Top 485%)
30K18.64 mi3.11 mi21680-2478513-1268513-12622468(Top 77%)9010(Top 72%)9010(Top 519%)
20M20.00 mi1.36 mi21757-778580-678580-6722378(Top 77%)9043(Top 72%)9043(Top 521%)
21M21.00 mi1.00 mi21764-78593-138593-1322020(Top 76%)8901(Top 71%)8901(Top 512%)
35K21.75 mi0.75 mi21756+88602-98602-921606(Top 74%)8745(Top 70%)8745(Top 503%)
23M23.00 mi1.25 mi21742+148606-48606-421116(Top 73%)8531(Top 68%)8531(Top 491%)
24M24.00 mi1.00 mi21756-148627-218627-2121244(Top 73%)8663(Top 69%)8663(Top 499%)
40K24.85 mi0.85 mi21693+638604+238604+2319551(Top 67%)7860(Top 62%)7860(Top 453%)
25.2M25.20 mi0.35 mi21665+288594+108594+1019817(Top 68%)7993(Top 64%)7993(Top 460%)
FINISH26.22 mi1.02 mi21690-258610-168610-1621278(Top 73%)8713(Top 69%)8713(Top 502%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21
+97ft-345ft

Overall

21786

Females

8528

F40-44

8528

5K→10K

3.1 - 6.2 mi

Top 73%
×5
+79ft-138ft

Overall

21164

Females

8214

F40-44

8214

10K→15K

6.2 - 9.3 mi

Top 75%
×3
+67ft-78ft

Overall

21786

Females

8528

F40-44

8528

15K→20K

9.3 - 12.4 mi

Top 77%
×5
+106ft-86ft

Overall

22225

Females

8777

F40-44

8777

20K→HALF

12.4 - 13.1 mi

Top 73%
×2
+19ft-37ft

Overall

21260

Females

8259

F40-44

8259

HALF→25K

13.1 - 15.5 mi

Top 74%
×4
+66ft-88ft

Overall

21503

Females

8421

F40-44

8421

25K→30K

15.5 - 18.6 mi

Top 77%
×9
+181ft-148ft

Overall

22468

Females

9010

F40-44

9010

30K→20M

18.6 - 20.0 mi

Top 77%
×5
+64ft-50ft

Overall

22378

Females

9043

F40-44

9043

20M→21M

20.0 - 21.0 mi

Top 76%
×8
+106ft-24ft

Overall

22020

Females

8901

F40-44

8901

21M→35K

21.0 - 21.8 mi

Top 74%
×7
+17ft-86ft

Overall

21606

Females

8745

F40-44

8745

35K→23M

21.8 - 23.0 mi

Top 73%
×5
+23ft-63ft

Overall

21116

Females

8531

F40-44

8531

23M→24M

23.0 - 24.0 mi

Top 73%
×6
+12ft-82ft

Overall

21244

Females

8663

F40-44

8663

24M→40K

24.0 - 24.9 mi

Top 67%
×1
+6ft-20ft

Overall

19551

Females

7860

F40-44

7860

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1
+13ft-16ft

Overall

19817

Females

7993

F40-44

7993

25.2M→FINISH

25.2 - 26.2 mi

Top 73%
×2
+22ft-21ft

Overall

21278

Females

8713

F40-44

8713

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1107
Passed By
1434
Net Change
-993
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20697
5K → 10K186200-234#20697#20931
10K → 15K93200-291#20931#21222
15K → 20K88200-242#21222#21464
20K → HALF4327+16#21464#21448
HALF → 25K124109+15#21448#21433
25K → 30K85200-247#21433#21680
30K → 20M65142-77#21680#21757
20M → 21M7683-7#21757#21764
21M → 35K4638+8#21764#21756
35K → 23M8874+14#21756#21742
23M → 24M4458-14#21742#21756
24M → 40K8825+63#21756#21693
40K → 25.2M4416+28#21693#21665
25.2M → FINISH3762-25#21665#21690
TOTALS11071434-993
📊

Passing Analysis Visualizations

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

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing