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BOSTON MARATHON 2026

Olivia Ondeck

Bib: 14617•F

CO

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0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 48%
Age Group (F18-39)
#0 / 5716
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
24:13
3.11 mi
Rank: #15385
Start → 5K
24:13 | 7:48/mi
10K
49:12
6.21 mi
Rank: #16452 (-1067)
5K → 10K
24:59 | 8:03/mi
15K
1:14:57
9.32 mi
Rank: #17371 (-919)
10K → 15K
25:45 | 8:18/mi
20K
1:41:28
12.43 mi
Rank: #17939 (-568)
15K → 20K
26:31 | 8:33/mi
HALF
1:47:43
13.11 mi
Rank: #18271 (-332)
20K → HALF
6:15 | 9:11/mi
25K
2:08:02
15.53 mi
Rank: #18200 (+71)
HALF → 25K
20:19 | 8:23/mi
30K
2:33:41
18.64 mi
Rank: #17671 (+529)
25K → 30K
25:39 | 8:16/mi
20M
2:45:00
20.00 mi
Rank: #17473 (+198)
30K → 20M
11:19 | 8:20/mi
21M
2:53:53
21.00 mi
Rank: #17336 (+137)
20M → 21M
8:53 | 8:53/mi
35K
2:59:56
21.75 mi
Rank: #17235 (+101)
21M → 35K
6:03 | 8:06/mi
23M
3:10:29
23.00 mi
Rank: #17088 (+147)
35K → 23M
10:33 | 8:26/mi
24M
3:18:45
24.00 mi
Rank: #16998 (+90)
23M → 24M
8:16 | 8:16/mi
40K
3:25:53
24.85 mi
Rank: #16912 (+86)
24M → 40K
7:08 | 8:21/mi
25.2M
3:29:08
25.20 mi
Rank: #16910 (+2)
40K → 25.2M
3:15 | 9:26/mi
FINISH
3:37:13
26.22 mi
Rank: #16791 (+119)
25.2M → FINISH
8:05 | 7:56/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:47:43
Pace8:14 /mi
2nd Half
Distance13.11 mi
Time1:49:30
Pace8:22 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:1524:137:4824:13
7:48
-
10K
6.21 mi11:20:1449:127:5624:59
8:03
+0:15
15K
9.32 mi11:45:591:14:578:0325:45
8:18
+0:15
20K
12.43 mi12:12:301:41:288:1026:31
8:33
+0:15
HALF
13.11 mi12:18:451:47:438:146:15
9:11
+0:38
25K
15.53 mi12:39:042:08:028:1520:19
8:23
-0:48
30K
18.64 mi13:04:432:33:418:1525:39
8:16
-0:07
20M
20.00 mi13:16:022:45:008:1611:19
8:20
+0:04
21M
21.00 mi13:24:552:53:538:178:53
8:53
+0:33
35K
21.75 mi13:30:582:59:568:176:03
8:06
-0:47
23M
23.00 mi13:41:313:10:298:1710:33
8:26
+0:20
24M
24.00 mi13:49:473:18:458:178:16
8:16
-0:10
40K
24.85 mi13:56:553:25:538:187:08
8:21
+0:05
25.2M
25.20 mi14:00:103:29:088:183:15
9:26
+1:05
FINISH
26.22 mi14:08:153:37:138:188:05
7:56
-1:30

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

7:48 /mi

Average Pace

8:17 /mi

Slowest Pace

9:26 /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

1:03:20

29% of race

Time at Steady Pace

1:48:59

50% of race

Time at Slower Pace

44:54

21% of race

Average Pace: 8:17 /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 mi10:55:1524:137:4824:13
7:48
#15385
10K
6.21 mi11:20:1449:127:5624:59
8:03
#16452
15K
9.32 mi11:45:591:14:578:0325:45
8:18
#17371
20K
12.43 mi12:12:301:41:288:1026:31
8:33
#17939
HALF
13.11 mi12:18:451:47:438:146:15
9:11
#18271
25K
15.53 mi12:39:042:08:028:1520:19
8:23
#18200
30K
18.64 mi13:04:432:33:418:1525:39
8:16
#17671
20M
20.00 mi13:16:022:45:008:1611:19
8:20
#17473
21M
21.00 mi13:24:552:53:538:178:53
8:53
#17336
35K
21.75 mi13:30:582:59:568:176:03
8:06
#17235
23M
23.00 mi13:41:313:10:298:1710:33
8:26
#17088
24M
24.00 mi13:49:473:18:458:178:16
8:16
#16998
40K
24.85 mi13:56:553:25:538:187:08
8:21
#16912
25.2M
25.20 mi14:00:103:29:088:183:15
9:26
#16910
FINISH
26.22 mi14:08:153:37:138:188:05
7:56
#16791
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi153854924492418910(Top 65%)6983(Top 56%)6983(Top 122%)
10K6.21 mi3.10 mi16452-10675603-6795603-67917572(Top 61%)6245(Top 50%)6245(Top 109%)
15K9.32 mi3.11 mi17371-9196145-5426145-54218910(Top 65%)6983(Top 56%)6983(Top 122%)
20K12.43 mi3.11 mi17939-5686461-3166461-31619497(Top 67%)7356(Top 58%)7356(Top 129%)
HALF13.11 mi0.68 mi18271-3326637-1766637-17623368(Top 81%)9343(Top 74%)9343(Top 163%)
25K15.53 mi2.42 mi18200+716606+316606+3117859(Top 62%)6477(Top 51%)6477(Top 113%)
30K18.64 mi3.11 mi17671+5296342+2646342+26415331(Top 53%)5164(Top 41%)5164(Top 90%)
20M20.00 mi1.36 mi17473+1986243+996243+9915162(Top 52%)5164(Top 41%)5164(Top 90%)
21M21.00 mi1.00 mi17336+1376185+586185+5815507(Top 53%)5423(Top 43%)5423(Top 95%)
35K21.75 mi0.75 mi17235+1016142+436142+4315128(Top 52%)5267(Top 42%)5267(Top 92%)
23M23.00 mi1.25 mi17088+1476092+506092+5015292(Top 53%)5427(Top 43%)5427(Top 95%)
24M24.00 mi1.00 mi16998+906059+336059+3315513(Top 53%)5621(Top 45%)5621(Top 98%)
40K24.85 mi0.85 mi16912+866032+276032+2714767(Top 51%)5318(Top 42%)5318(Top 93%)
25.2M25.20 mi0.35 mi16910+26041-96041-916986(Top 59%)6492(Top 52%)6492(Top 114%)
FINISH26.22 mi1.02 mi16791+1195991+505991+5014777(Top 51%)5330(Top 42%)5330(Top 93%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21
+97ft-345ft

Overall

18910

Females

6983

F18-39

6983

5K→10K

3.1 - 6.2 mi

Top 61%
×5
+79ft-138ft

Overall

17572

Females

6245

F18-39

6245

10K→15K

6.2 - 9.3 mi

Top 65%
×3
+67ft-78ft

Overall

18910

Females

6983

F18-39

6983

15K→20K

9.3 - 12.4 mi

Top 67%
×5
+106ft-86ft

Overall

19497

Females

7356

F18-39

7356

20K→HALF

12.4 - 13.1 mi

Top 81%
×2
+19ft-37ft

Overall

23368

Females

9343

F18-39

9343

HALF→25K

13.1 - 15.5 mi

Top 62%
×4
+66ft-88ft

Overall

17859

Females

6477

F18-39

6477

25K→30K

15.5 - 18.6 mi

Top 53%
×9
+181ft-148ft

Overall

15331

Females

5164

F18-39

5164

30K→20M

18.6 - 20.0 mi

Top 52%
×5
+64ft-50ft

Overall

15162

Females

5164

F18-39

5164

20M→21M

20.0 - 21.0 mi

Top 53%
×8
+106ft-24ft

Overall

15507

Females

5423

F18-39

5423

21M→35K

21.0 - 21.8 mi

Top 52%
×7
+17ft-86ft

Overall

15128

Females

5267

F18-39

5267

35K→23M

21.8 - 23.0 mi

Top 53%
×5
+23ft-63ft

Overall

15292

Females

5427

F18-39

5427

23M→24M

23.0 - 24.0 mi

Top 53%
×6
+12ft-82ft

Overall

15513

Females

5621

F18-39

5621

24M→40K

24.0 - 24.9 mi

Top 51%
×1
+6ft-20ft

Overall

14767

Females

5318

F18-39

5318

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1
+13ft-16ft

Overall

16986

Females

6492

F18-39

6492

25.2M→FINISH

25.2 - 26.2 mi

Top 51%
×2
+22ft-21ft

Overall

14777

Females

5330

F18-39

5330

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1865
Passed By
3271
Net Change
-1406
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15385
5K → 10K441111-1067#15385#16452
10K → 15K32951-919#16452#17371
15K → 20K52620-568#17371#17939
20K → HALF3335-332#17939#18271
HALF → 25K14776+71#18271#18200
25K → 30K53910+529#18200#17671
30K → 20M20911+198#17671#17473
20M → 21M16225+137#17473#17336
21M → 35K1087+101#17336#17235
35K → 23M17427+147#17235#17088
23M → 24M12232+90#17088#16998
24M → 40K10519+86#16998#16912
40K → 25.2M3028+2#16912#16910
25.2M → FINISH13819+119#16910#16791
TOTALS18653271-1406
📊

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