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BOSTON MARATHON 2026

Anna Buser

Bib: 10736•F

NC

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 34%
Gender (Female)
#0 / 12578
Top 17%
Age Group (F18-39)
#0 / 5716
Top 31%
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
20:55
3.11 mi
Rank: #6230
Start → 5K
20:55 | 6:44/mi
10K
41:51
6.21 mi
Rank: #6265 (-35)
5K → 10K
20:56 | 6:45/mi
15K
1:02:54
9.32 mi
Rank: #6334 (-69)
10K → 15K
21:03 | 6:47/mi
20K
1:24:13
12.43 mi
Rank: #6400 (-66)
15K → 20K
21:19 | 6:52/mi
HALF
1:28:52
13.11 mi
Rank: #6453 (-53)
20K → HALF
4:39 | 6:50/mi
25K
1:45:48
15.53 mi
Rank: #6586 (-133)
HALF → 25K
16:56 | 6:59/mi
30K
2:08:32
18.64 mi
Rank: #6922 (-336)
25K → 30K
22:44 | 7:20/mi
20M
2:19:07
20.00 mi
Rank: #7190 (-268)
30K → 20M
10:35 | 7:48/mi
21M
2:27:40
21.00 mi
Rank: #7478 (-288)
20M → 21M
8:33 | 8:33/mi
35K
2:33:50
21.75 mi
Rank: #7726 (-248)
21M → 35K
6:10 | 8:15/mi
23M
2:45:04
23.00 mi
Rank: #8323 (-597)
35K → 23M
11:14 | 8:59/mi
24M
2:54:10
24.00 mi
Rank: #8925 (-602)
23M → 24M
9:06 | 9:06/mi
40K
3:02:00
24.85 mi
Rank: #9307 (-382)
24M → 40K
7:50 | 9:10/mi
25.2M
3:05:25
25.20 mi
Rank: #9497 (-190)
40K → 25.2M
3:25 | 9:55/mi
FINISH
3:13:52
26.22 mi
Rank: #9836 (-339)
25.2M → FINISH
8:27 | 8:18/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:28:52
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:45:00
Pace8:01 /mi
📊Positive Split: 18.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:38:0920:556:4420:55
6:44
-
10K
6.21 mi10:59:0541:516:4520:56
6:45
+0:01
15K
9.32 mi11:20:081:02:546:4521:03
6:47
+0:02
20K
12.43 mi11:41:271:24:136:4721:19
6:52
+0:05
HALF
13.11 mi11:46:061:28:526:474:39
6:50
-0:02
25K
15.53 mi12:03:021:45:486:4916:56
6:59
+0:09
30K
18.64 mi12:25:462:08:326:5422:44
7:20
+0:21
20M
20.00 mi12:36:212:19:076:5810:35
7:48
+0:28
21M
21.00 mi12:44:542:27:407:028:33
8:33
+0:45
35K
21.75 mi12:51:042:33:507:056:10
8:15
-0:18
23M
23.00 mi13:02:182:45:047:1111:14
8:59
+0:44
24M
24.00 mi13:11:242:54:107:169:06
9:06
+0:07
40K
24.85 mi13:19:143:02:007:207:50
9:10
+0:04
25.2M
25.20 mi13:22:393:05:257:223:25
9:55
+0:45
FINISH
26.22 mi13:31:063:13:527:248:27
8:18
-1:37

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

6:44 /mi

Average Pace

7:24 /mi

Slowest Pace

9:55 /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

1:45:48

55% of race

Time at Steady Pace

47:56

25% of race

Time at Slower Pace

40:08

21% of race

Average Pace: 7:24 /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 mi10:38:0920:556:4420:55
6:44
#6230
10K
6.21 mi10:59:0541:516:4520:56
6:45
#6265
15K
9.32 mi11:20:081:02:546:4521:03
6:47
#6334
20K
12.43 mi11:41:271:24:136:4721:19
6:52
#6400
HALF
13.11 mi11:46:061:28:526:474:39
6:50
#6453
25K
15.53 mi12:03:021:45:486:4916:56
6:59
#6586
30K
18.64 mi12:25:462:08:326:5422:44
7:20
#6922
20M
20.00 mi12:36:212:19:076:5810:35
7:48
#7190
21M
21.00 mi12:44:542:27:407:028:33
8:33
#7478
35K
21.75 mi12:51:042:33:507:056:10
8:15
#7726
23M
23.00 mi13:02:182:45:047:1111:14
8:59
#8323
24M
24.00 mi13:11:242:54:107:169:06
9:06
#8925
40K
24.85 mi13:19:143:02:007:207:50
9:10
#9307
25.2M
25.20 mi13:22:393:05:257:223:25
9:55
#9497
FINISH
26.22 mi13:31:063:13:527:248:27
8:18
#9836
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 mi62305735736606(Top 23%)707(Top 6%)707(Top 12%)
10K6.21 mi3.10 mi6265-35582-9582-96375(Top 22%)622(Top 5%)622(Top 11%)
15K9.32 mi3.11 mi6334-69597-15597-156606(Top 23%)707(Top 6%)707(Top 12%)
20K12.43 mi3.11 mi6400-66625-28625-286771(Top 23%)776(Top 6%)776(Top 14%)
HALF13.11 mi0.68 mi6453-53635-10635-107409(Top 26%)944(Top 8%)944(Top 17%)
25K15.53 mi2.42 mi6586-133694-59694-597308(Top 25%)974(Top 8%)974(Top 17%)
30K18.64 mi3.11 mi6922-336808-114808-1148250(Top 28%)1487(Top 12%)1487(Top 26%)
20M20.00 mi1.36 mi7190-268885-77885-7711281(Top 39%)3025(Top 24%)3025(Top 53%)
21M21.00 mi1.00 mi7478-2881002-1171002-11713446(Top 46%)4274(Top 34%)4274(Top 75%)
35K21.75 mi0.75 mi7726-2481106-1041106-10416091(Top 55%)5790(Top 46%)5790(Top 101%)
23M23.00 mi1.25 mi8323-5971376-2701376-27018381(Top 63%)7151(Top 57%)7151(Top 125%)
24M24.00 mi1.00 mi8925-6021675-2991675-29919880(Top 69%)7989(Top 64%)7989(Top 140%)
40K24.85 mi0.85 mi9307-3821853-1781853-17819133(Top 66%)7636(Top 61%)7636(Top 134%)
25.2M25.20 mi0.35 mi9497-1901950-971950-9719043(Top 66%)7566(Top 60%)7566(Top 132%)
FINISH26.22 mi1.02 mi9836-3392153-2032153-20316982(Top 59%)6490(Top 52%)6490(Top 114%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21
+97ft-345ft

Overall

6606

Females

707

F18-39

707

5K→10K

3.1 - 6.2 mi

Top 22%
×5
+79ft-138ft

Overall

6375

Females

622

F18-39

622

10K→15K

6.2 - 9.3 mi

Top 23%
×3
+67ft-78ft

Overall

6606

Females

707

F18-39

707

15K→20K

9.3 - 12.4 mi

Top 23%
×5
+106ft-86ft

Overall

6771

Females

776

F18-39

776

20K→HALF

12.4 - 13.1 mi

Top 26%
×2
+19ft-37ft

Overall

7409

Females

944

F18-39

944

HALF→25K

13.1 - 15.5 mi

Top 25%
×4
+66ft-88ft

Overall

7308

Females

974

F18-39

974

25K→30K

15.5 - 18.6 mi

Top 28%
×9
+181ft-148ft

Overall

8250

Females

1487

F18-39

1487

30K→20M

18.6 - 20.0 mi

Top 39%
×5
+64ft-50ft

Overall

11281

Females

3025

F18-39

3025

20M→21M

20.0 - 21.0 mi

Top 46%
×8
+106ft-24ft

Overall

13446

Females

4274

F18-39

4274

21M→35K

21.0 - 21.8 mi

Top 55%
×7
+17ft-86ft

Overall

16091

Females

5790

F18-39

5790

35K→23M

21.8 - 23.0 mi

Top 63%
×5
+23ft-63ft

Overall

18381

Females

7151

F18-39

7151

23M→24M

23.0 - 24.0 mi

Top 69%
×6
+12ft-82ft

Overall

19880

Females

7989

F18-39

7989

24M→40K

24.0 - 24.9 mi

Top 66%
×1
+6ft-20ft

Overall

19133

Females

7636

F18-39

7636

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1
+13ft-16ft

Overall

19043

Females

7566

F18-39

7566

25.2M→FINISH

25.2 - 26.2 mi

Top 59%
×2
+22ft-21ft

Overall

16982

Females

6490

F18-39

6490

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
692
Passed By
4297
Net Change
-3606
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6230
5K → 10K183218-35#6230#6265
10K → 15K113182-69#6265#6334
15K → 20K124190-66#6334#6400
20K → HALF1063-53#6400#6453
HALF → 25K67200-133#6453#6586
25K → 30K70406-336#6586#6922
30K → 20M23291-268#6922#7190
20M → 21M22310-288#7190#7478
21M → 35K15263-248#7478#7726
35K → 23M17614-597#7726#8323
23M → 24M10612-602#8323#8925
24M → 40K9391-382#8925#9307
40K → 25.2M9199-190#9307#9497
25.2M → FINISH20358-339#9497#9836
TOTALS6924297-3606
📊

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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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing