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BOSTON MARATHON 2026

Victoria Van Tassell

Bib: 17378•F

CO

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 30%
Gender (Female)
#0 / 12578
Top 13%
Age Group (F18-39)
#0 / 5716
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
22:55
3.11 mi
Rank: #11730
Start → 5K
22:55 | 7:23/mi
10K
45:48
6.21 mi
Rank: #11712 (+18)
5K → 10K
22:53 | 7:22/mi
15K
1:08:31
9.32 mi
Rank: #11516 (+196)
10K → 15K
22:43 | 7:19/mi
20K
1:31:18
12.43 mi
Rank: #11245 (+271)
15K → 20K
22:47 | 7:20/mi
HALF
1:36:19
13.11 mi
Rank: #11271 (-26)
20K → HALF
5:01 | 7:22/mi
25K
1:53:53
15.53 mi
Rank: #10902 (+369)
HALF → 25K
17:34 | 7:15/mi
30K
2:16:17
18.64 mi
Rank: #10158 (+744)
25K → 30K
22:24 | 7:13/mi
20M
2:25:54
20.00 mi
Rank: #9791 (+367)
30K → 20M
9:37 | 7:05/mi
21M
2:33:20
21.00 mi
Rank: #9561 (+230)
20M → 21M
7:26 | 7:26/mi
35K
2:38:41
21.75 mi
Rank: #9472 (+89)
21M → 35K
5:21 | 7:10/mi
23M
2:47:43
23.00 mi
Rank: #9236 (+236)
35K → 23M
9:02 | 7:14/mi
24M
2:54:46
24.00 mi
Rank: #9090 (+146)
23M → 24M
7:03 | 7:03/mi
40K
3:00:52
24.85 mi
Rank: #8947 (+143)
24M → 40K
6:06 | 7:09/mi
25.2M
3:03:29
25.20 mi
Rank: #8873 (+74)
40K → 25.2M
2:37 | 7:36/mi
FINISH
3:10:28
26.22 mi
Rank: #8732 (+141)
25.2M → FINISH
6:59 | 6:52/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:36:19
Pace7:21 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:34:09
Pace7:11 /mi
📊Negative Split: 2.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:04:2922:557:2322:55
7:23
-
10K
6.21 mi11:27:2245:487:2322:53
7:22
-0:01
15K
9.32 mi11:50:051:08:317:2222:43
7:19
-0:03
20K
12.43 mi12:12:521:31:187:2122:47
7:20
+0:01
HALF
13.11 mi12:17:531:36:197:215:01
7:22
+0:02
25K
15.53 mi12:35:271:53:537:2017:34
7:15
-0:07
30K
18.64 mi12:57:512:16:177:1922:24
7:13
-0:02
20M
20.00 mi13:07:282:25:547:189:37
7:05
-0:08
21M
21.00 mi13:14:542:33:207:197:26
7:26
+0:21
35K
21.75 mi13:20:152:38:417:185:21
7:10
-0:16
23M
23.00 mi13:29:172:47:437:189:02
7:14
+0:04
24M
24.00 mi13:36:202:54:467:177:03
7:03
-0:11
40K
24.85 mi13:42:263:00:527:176:06
7:09
+0:06
25.2M
25.20 mi13:45:033:03:297:172:37
7:36
+0:27
FINISH
26.22 mi13:52:023:10:287:176:59
6:52
-0:44

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

6:52 /mi

Average Pace

7:16 /mi

Slowest Pace

7:36 /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

3:07:51

99% of race

Time at Steady Pace

2:37

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:16 /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 mi11:04:2922:557:2322:55
7:23
#11730
10K
6.21 mi11:27:2245:487:2322:53
7:22
#11712
15K
9.32 mi11:50:051:08:317:2222:43
7:19
#11516
20K
12.43 mi12:12:521:31:187:2122:47
7:20
#11245
HALF
13.11 mi12:17:531:36:197:215:01
7:22
#11271
25K
15.53 mi12:35:271:53:537:2017:34
7:15
#10902
30K
18.64 mi12:57:512:16:177:1922:24
7:13
#10158
20M
20.00 mi13:07:282:25:547:189:37
7:05
#9791
21M
21.00 mi13:14:542:33:207:197:26
7:26
#9561
35K
21.75 mi13:20:152:38:417:185:21
7:10
#9472
23M
23.00 mi13:29:172:47:437:189:02
7:14
#9236
24M
24.00 mi13:36:202:54:467:177:03
7:03
#9090
40K
24.85 mi13:42:263:00:527:176:06
7:09
#8947
25.2M
25.20 mi13:45:033:03:297:172:37
7:36
#8873
FINISH
26.22 mi13:52:023:10:287:176:59
6:52
#8732
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 mi117302760276011173(Top 38%)2561(Top 20%)2561(Top 45%)
10K6.21 mi3.10 mi11712+182769-92769-911756(Top 41%)2824(Top 22%)2824(Top 49%)
15K9.32 mi3.11 mi11516+1962699+702699+7011173(Top 38%)2561(Top 20%)2561(Top 45%)
20K12.43 mi3.11 mi11245+2712588+1112588+11110483(Top 36%)2291(Top 18%)2291(Top 40%)
HALF13.11 mi0.68 mi11271-262609-212609-2111723(Top 40%)2836(Top 23%)2836(Top 50%)
25K15.53 mi2.42 mi10902+3692441+1682441+1689254(Top 32%)1762(Top 14%)1762(Top 31%)
30K18.64 mi3.11 mi10158+7442117+3242117+3247490(Top 26%)1173(Top 9%)1173(Top 21%)
20M20.00 mi1.36 mi9791+3671966+1511966+1516141(Top 21%)793(Top 6%)793(Top 14%)
21M21.00 mi1.00 mi9561+2301875+911875+916118(Top 21%)914(Top 7%)914(Top 16%)
35K21.75 mi0.75 mi9472+891843+321843+328236(Top 28%)1662(Top 13%)1662(Top 29%)
23M23.00 mi1.25 mi9236+2361773+701773+706929(Top 24%)1211(Top 10%)1211(Top 21%)
24M24.00 mi1.00 mi9090+1461741+321741+326855(Top 24%)1237(Top 10%)1237(Top 22%)
40K24.85 mi0.85 mi8947+1431703+381703+386383(Top 22%)1137(Top 9%)1137(Top 20%)
25.2M25.20 mi0.35 mi8873+741690+131690+135855(Top 20%)1028(Top 8%)1028(Top 18%)
FINISH26.22 mi1.02 mi8732+1411651+391651+396521(Top 22%)1299(Top 10%)1299(Top 23%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21
+97ft-345ft

Overall

11173

Females

2561

F18-39

2561

5K→10K

3.1 - 6.2 mi

Top 41%
×5
+79ft-138ft

Overall

11756

Females

2824

F18-39

2824

10K→15K

6.2 - 9.3 mi

Top 38%
×3
+67ft-78ft

Overall

11173

Females

2561

F18-39

2561

15K→20K

9.3 - 12.4 mi

Top 36%
×5
+106ft-86ft

Overall

10483

Females

2291

F18-39

2291

20K→HALF

12.4 - 13.1 mi

Top 40%
×2
+19ft-37ft

Overall

11723

Females

2836

F18-39

2836

HALF→25K

13.1 - 15.5 mi

Top 32%
×4
+66ft-88ft

Overall

9254

Females

1762

F18-39

1762

25K→30K

15.5 - 18.6 mi

Top 26%
×9
+181ft-148ft

Overall

7490

Females

1173

F18-39

1173

30K→20M

18.6 - 20.0 mi

Top 21%
×5
+64ft-50ft

Overall

6141

Females

793

F18-39

793

20M→21M

20.0 - 21.0 mi

Top 21%
×8
+106ft-24ft

Overall

6118

Females

914

F18-39

914

21M→35K

21.0 - 21.8 mi

Top 28%
×7
+17ft-86ft

Overall

8236

Females

1662

F18-39

1662

35K→23M

21.8 - 23.0 mi

Top 24%
×5
+23ft-63ft

Overall

6929

Females

1211

F18-39

1211

23M→24M

23.0 - 24.0 mi

Top 24%
×6
+12ft-82ft

Overall

6855

Females

1237

F18-39

1237

24M→40K

24.0 - 24.9 mi

Top 22%
×1
+6ft-20ft

Overall

6383

Females

1137

F18-39

1137

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1
+13ft-16ft

Overall

5855

Females

1028

F18-39

1028

25.2M→FINISH

25.2 - 26.2 mi

Top 22%
×2
+22ft-21ft

Overall

6521

Females

1299

F18-39

1299

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3451*
Passed By
453
Net Change
+2998
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11730
5K → 10K218*200+18#11730#11712
10K → 15K297*101+196#11712#11516
15K → 20K315*44+271#11516#11245
20K → HALF1945-26#11245#11271
HALF → 25K384*15+369#11271#10902
25K → 30K745*1+744#10902#10158
30K → 20M367*0+367#10158#9791
20M → 21M230*0+230#9791#9561
21M → 35K10415+89#9561#9472
35K → 23M243*7+236#9472#9236
23M → 24M1526+146#9236#9090
24M → 40K1485+143#9090#8947
40K → 25.2M773+74#8947#8873
25.2M → FINISH15211+141#8873#8732
TOTALS3451*453+2998

* 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