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BOSTON MARATHON 2026

Alissa Bilden

Bib: 16147•F

NY

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 42%
Gender (Female)
#0 / 12578
Top 26%
Masters (Masters Women)
#0 / 6862
Top 11%
Age Group (F40-44)
#0 / 1737
Top 25%
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
22:36
3.11 mi
Rank: #10837
Start → 5K
22:36 | 7:17/mi
10K
44:57
6.21 mi
Rank: #10528 (+309)
5K → 10K
22:21 | 7:12/mi
15K
1:07:34
9.32 mi
Rank: #10602 (-74)
10K → 15K
22:37 | 7:17/mi
20K
1:30:33
12.43 mi
Rank: #10677 (-75)
15K → 20K
22:59 | 7:24/mi
HALF
1:35:47
13.11 mi
Rank: #10898 (-221)
20K → HALF
5:14 | 7:41/mi
25K
1:54:40
15.53 mi
Rank: #11404 (-506)
HALF → 25K
18:53 | 7:48/mi
30K
2:19:15
18.64 mi
Rank: #11641 (-237)
25K → 30K
24:35 | 7:55/mi
20M
2:30:09
20.00 mi
Rank: #11714 (-73)
30K → 20M
10:54 | 8:02/mi
21M
2:38:44
21.00 mi
Rank: #11814 (-100)
20M → 21M
8:35 | 8:35/mi
35K
2:44:40
21.75 mi
Rank: #11893 (-79)
21M → 35K
5:56 | 7:56/mi
23M
2:55:00
23.00 mi
Rank: #12009 (-116)
35K → 23M
10:20 | 8:16/mi
24M
3:02:52
24.00 mi
Rank: #12026 (-17)
23M → 24M
7:52 | 7:52/mi
40K
3:09:48
24.85 mi
Rank: #12048 (-22)
24M → 40K
6:56 | 8:07/mi
25.2M
3:12:47
25.20 mi
Rank: #12049 (-1)
40K → 25.2M
2:59 | 8:40/mi
FINISH
3:20:45
26.22 mi
Rank: #12099 (-50)
25.2M → FINISH
7:58 | 7:50/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:35:47
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:44:58
Pace8:01 /mi
📊Positive Split: 9.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:03:5522:367:1722:36
7:17
-
10K
6.21 mi11:26:1644:577:1522:21
7:12
-0:05
15K
9.32 mi11:48:531:07:347:1522:37
7:17
+0:05
20K
12.43 mi12:11:521:30:337:1822:59
7:24
+0:07
HALF
13.11 mi12:17:061:35:477:195:14
7:41
+0:17
25K
15.53 mi12:35:591:54:407:2318:53
7:48
+0:07
30K
18.64 mi13:00:342:19:157:2924:35
7:55
+0:07
20M
20.00 mi13:11:282:30:097:3110:54
8:02
+0:07
21M
21.00 mi13:20:032:38:447:348:35
8:35
+0:33
35K
21.75 mi13:25:592:44:407:355:56
7:56
-0:39
23M
23.00 mi13:36:192:55:007:3710:20
8:16
+0:20
24M
24.00 mi13:44:113:02:527:387:52
7:52
-0:24
40K
24.85 mi13:51:073:09:487:396:56
8:07
+0:15
25.2M
25.20 mi13:54:063:12:477:402:59
8:40
+0:33
FINISH
26.22 mi14:02:043:20:457:407:58
7:50
-0:50

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

7:12 /mi

Average Pace

7:40 /mi

Slowest Pace

8:40 /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

1:30:33

45% of race

Time at Steady Pace

1:21:22

41% of race

Time at Slower Pace

28:50

14% of race

Average Pace: 7:39 /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 mi11:03:5522:367:1722:36
7:17
#10837
10K
6.21 mi11:26:1644:577:1522:21
7:12
#10528
15K
9.32 mi11:48:531:07:347:1522:37
7:17
#10602
20K
12.43 mi12:11:521:30:337:1822:59
7:24
#10677
HALF
13.11 mi12:17:061:35:477:195:14
7:41
#10898
25K
15.53 mi12:35:591:54:407:2318:53
7:48
#11404
30K
18.64 mi13:00:342:19:157:2924:35
7:55
#11641
20M
20.00 mi13:11:282:30:097:3110:54
8:02
#11714
21M
21.00 mi13:20:032:38:447:348:35
8:35
#11814
35K
21.75 mi13:25:592:44:407:355:56
7:56
#11893
23M
23.00 mi13:36:192:55:007:3710:20
8:16
#12009
24M
24.00 mi13:44:113:02:527:387:52
7:52
#12026
40K
24.85 mi13:51:073:09:487:396:56
8:07
#12048
25.2M
25.20 mi13:54:063:12:477:402:59
8:40
#12049
FINISH
26.22 mi14:02:043:20:457:407:58
7:50
#12099
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 mi108372294229410879(Top 37%)2413(Top 19%)2413(Top 139%)
10K6.21 mi3.10 mi10528+3092155+1392155+13910237(Top 35%)2026(Top 16%)2026(Top 117%)
15K9.32 mi3.11 mi10602-742221-662221-6610879(Top 37%)2413(Top 19%)2413(Top 139%)
20K12.43 mi3.11 mi10677-752301-802301-8011130(Top 38%)2655(Top 21%)2655(Top 153%)
HALF13.11 mi0.68 mi10898-2212424-1232424-12314554(Top 50%)4441(Top 35%)4441(Top 256%)
25K15.53 mi2.42 mi11404-5062705-2812705-28113737(Top 47%)4139(Top 33%)4139(Top 238%)
30K18.64 mi3.11 mi11641-2372879-1742879-17412842(Top 44%)3761(Top 30%)3761(Top 217%)
20M20.00 mi1.36 mi11714-732940-612940-6113015(Top 45%)3944(Top 31%)3944(Top 227%)
21M21.00 mi1.00 mi11814-1003017-773017-7713673(Top 47%)4405(Top 35%)4405(Top 254%)
35K21.75 mi0.75 mi11893-793080-633080-6313998(Top 48%)4627(Top 37%)4627(Top 266%)
23M23.00 mi1.25 mi12009-1163176-963176-9614176(Top 49%)4794(Top 38%)4794(Top 276%)
24M24.00 mi1.00 mi12026-173220-443220-4412811(Top 44%)4145(Top 33%)4145(Top 239%)
40K24.85 mi0.85 mi12048-223260-403260-4013210(Top 46%)4433(Top 35%)4433(Top 255%)
25.2M25.20 mi0.35 mi12049-13268-83268-812628(Top 44%)4160(Top 33%)4160(Top 239%)
FINISH26.22 mi1.02 mi12099-503315-473315-4713913(Top 48%)4866(Top 39%)4866(Top 280%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21
+97ft-345ft

Overall

10879

Females

2413

F40-44

2413

5K→10K

3.1 - 6.2 mi

Top 35%
×5
+79ft-138ft

Overall

10237

Females

2026

F40-44

2026

10K→15K

6.2 - 9.3 mi

Top 37%
×3
+67ft-78ft

Overall

10879

Females

2413

F40-44

2413

15K→20K

9.3 - 12.4 mi

Top 38%
×5
+106ft-86ft

Overall

11130

Females

2655

F40-44

2655

20K→HALF

12.4 - 13.1 mi

Top 50%
×2
+19ft-37ft

Overall

14554

Females

4441

F40-44

4441

HALF→25K

13.1 - 15.5 mi

Top 47%
×4
+66ft-88ft

Overall

13737

Females

4139

F40-44

4139

25K→30K

15.5 - 18.6 mi

Top 44%
×9
+181ft-148ft

Overall

12842

Females

3761

F40-44

3761

30K→20M

18.6 - 20.0 mi

Top 45%
×5
+64ft-50ft

Overall

13015

Females

3944

F40-44

3944

20M→21M

20.0 - 21.0 mi

Top 47%
×8
+106ft-24ft

Overall

13673

Females

4405

F40-44

4405

21M→35K

21.0 - 21.8 mi

Top 48%
×7
+17ft-86ft

Overall

13998

Females

4627

F40-44

4627

35K→23M

21.8 - 23.0 mi

Top 49%
×5
+23ft-63ft

Overall

14176

Females

4794

F40-44

4794

23M→24M

23.0 - 24.0 mi

Top 44%
×6
+12ft-82ft

Overall

12811

Females

4145

F40-44

4145

24M→40K

24.0 - 24.9 mi

Top 46%
×1
+6ft-20ft

Overall

13210

Females

4433

F40-44

4433

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1
+13ft-16ft

Overall

12628

Females

4160

F40-44

4160

25.2M→FINISH

25.2 - 26.2 mi

Top 48%
×2
+22ft-21ft

Overall

13913

Females

4866

F40-44

4866

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1331*
Passed By
2045
Net Change
-1262
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10837
5K → 10K430*121+309#10837#10528
10K → 15K126200-74#10528#10602
15K → 20K136200-75#10602#10677
20K → HALF7200-221#10677#10898
HALF → 25K45200-506#10898#11404
25K → 30K121200-237#11404#11641
30K → 20M66139-73#11641#11714
20M → 21M54154-100#11714#11814
21M → 35K39118-79#11814#11893
35K → 23M74190-116#11893#12009
23M → 24M7289-17#12009#12026
24M → 40K6991-22#12026#12048
40K → 25.2M3435-1#12048#12049
25.2M → FINISH58108-50#12049#12099
TOTALS1331*2045-1262

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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