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BOSTON MARATHON 2026

Natalie Boesing

Bib: 12542•F

IN

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 23%
Gender (Female)
#0 / 12578
Top 7%
Age Group (F18-39)
#0 / 5716
Top 13%
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
21:42
3.11 mi
Rank: #8426
Start → 5K
21:42 | 7:00/mi
10K
43:16
6.21 mi
Rank: #8316 (+110)
5K → 10K
21:34 | 6:57/mi
15K
1:04:40
9.32 mi
Rank: #8110 (+206)
10K → 15K
21:24 | 6:54/mi
20K
1:26:26
12.43 mi
Rank: #8060 (+50)
15K → 20K
21:46 | 7:01/mi
HALF
1:31:10
13.11 mi
Rank: #8060
20K → HALF
4:44 | 6:57/mi
25K
1:48:15
15.53 mi
Rank: #7947 (+113)
HALF → 25K
17:05 | 7:03/mi
30K
2:10:31
18.64 mi
Rank: #7717 (+230)
25K → 30K
22:16 | 7:11/mi
20M
2:20:15
20.00 mi
Rank: #7598 (+119)
30K → 20M
9:44 | 7:10/mi
21M
2:27:37
21.00 mi
Rank: #7452 (+146)
20M → 21M
7:22 | 7:22/mi
35K
2:32:46
21.75 mi
Rank: #7376 (+76)
21M → 35K
5:09 | 6:54/mi
23M
2:41:37
23.00 mi
Rank: #7223 (+153)
35K → 23M
8:51 | 7:05/mi
24M
2:48:29
24.00 mi
Rank: #7091 (+132)
23M → 24M
6:52 | 6:52/mi
40K
2:54:22
24.85 mi
Rank: #6953 (+138)
24M → 40K
5:53 | 6:53/mi
25.2M
2:56:52
25.20 mi
Rank: #6879 (+74)
40K → 25.2M
2:30 | 7:15/mi
FINISH
3:03:24
26.22 mi
Rank: #6704 (+175)
25.2M → FINISH
6:32 | 6:25/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:31:10
Pace6:58 /mi
2nd Half
Distance13.11 mi
Time1:32:14
Pace7:03 /mi
📊Positive Split: 1.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4821:427:0021:42
7:00
-
10K
6.21 mi11:13:2243:166:5821:34
6:57
-0:03
15K
9.32 mi11:34:461:04:406:5721:24
6:54
-0:03
20K
12.43 mi11:56:321:26:266:5821:46
7:01
+0:07
HALF
13.11 mi12:01:161:31:106:584:44
6:57
-0:04
25K
15.53 mi12:18:211:48:156:5917:05
7:03
+0:06
30K
18.64 mi12:40:372:10:317:0122:16
7:11
+0:08
20M
20.00 mi12:50:212:20:157:019:44
7:10
-0:01
21M
21.00 mi12:57:432:27:377:027:22
7:22
+0:12
35K
21.75 mi13:02:522:32:467:025:09
6:54
-0:28
23M
23.00 mi13:11:432:41:377:028:51
7:05
+0:11
24M
24.00 mi13:18:352:48:297:026:52
6:52
-0:13
40K
24.85 mi13:24:282:54:227:015:53
6:53
+0:01
25.2M
25.20 mi13:26:582:56:527:022:30
7:15
+0:22
FINISH
26.22 mi13:33:303:03:247:006:32
6:25
-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

6:25 /mi

Average Pace

7:00 /mi

Slowest Pace

7:22 /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

2:12:41

72% of race

Time at Steady Pace

50:43

28% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:00 /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 mi10:51:4821:427:0021:42
7:00
#8426
10K
6.21 mi11:13:2243:166:5821:34
6:57
#8316
15K
9.32 mi11:34:461:04:406:5721:24
6:54
#8110
20K
12.43 mi11:56:321:26:266:5821:46
7:01
#8060
HALF
13.11 mi12:01:161:31:106:584:44
6:57
#8060
25K
15.53 mi12:18:211:48:156:5917:05
7:03
#7947
30K
18.64 mi12:40:372:10:317:0122:16
7:11
#7717
20M
20.00 mi12:50:212:20:157:019:44
7:10
#7598
21M
21.00 mi12:57:432:27:377:027:22
7:22
#7452
35K
21.75 mi13:02:522:32:467:025:09
6:54
#7376
23M
23.00 mi13:11:432:41:377:028:51
7:05
#7223
24M
24.00 mi13:18:352:48:297:026:52
6:52
#7091
40K
24.85 mi13:24:282:54:227:015:53
6:53
#6953
25.2M
25.20 mi13:26:582:56:527:022:30
7:15
#6879
FINISH
26.22 mi13:33:303:03:247:006:32
6:25
#6704
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 mi8426121312137687(Top 26%)1009(Top 8%)1009(Top 18%)
10K6.21 mi3.10 mi8316+1101202+111202+118261(Top 28%)1185(Top 9%)1185(Top 21%)
15K9.32 mi3.11 mi8110+2061134+681134+687687(Top 26%)1009(Top 8%)1009(Top 18%)
20K12.43 mi3.11 mi8060+501125+91125+97914(Top 27%)1107(Top 9%)1107(Top 19%)
HALF13.11 mi0.68 mi80601122+31122+38288(Top 29%)1207(Top 10%)1207(Top 21%)
25K15.53 mi2.42 mi7947+1131093+291093+297718(Top 27%)1100(Top 9%)1100(Top 19%)
30K18.64 mi3.11 mi7717+2301047+461047+467178(Top 25%)1052(Top 8%)1052(Top 18%)
20M20.00 mi1.36 mi7598+1191018+291018+296735(Top 23%)972(Top 8%)972(Top 17%)
21M21.00 mi1.00 mi7452+146992+26992+265698(Top 20%)770(Top 6%)770(Top 13%)
35K21.75 mi0.75 mi7376+76981+11981+116328(Top 22%)922(Top 7%)922(Top 16%)
23M23.00 mi1.25 mi7223+153952+29952+295956(Top 21%)863(Top 7%)863(Top 15%)
24M24.00 mi1.00 mi7091+132937+15937+155629(Top 19%)837(Top 7%)837(Top 15%)
40K24.85 mi0.85 mi6953+138908+29908+294767(Top 16%)646(Top 5%)646(Top 11%)
25.2M25.20 mi0.35 mi6879+74886+22886+223931(Top 14%)508(Top 4%)508(Top 9%)
FINISH26.22 mi1.02 mi6704+175851+35851+353669(Top 13%)448(Top 4%)448(Top 8%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21
+97ft-345ft

Overall

7687

Females

1009

F18-39

1009

5K→10K

3.1 - 6.2 mi

Top 28%
×5
+79ft-138ft

Overall

8261

Females

1185

F18-39

1185

10K→15K

6.2 - 9.3 mi

Top 26%
×3
+67ft-78ft

Overall

7687

Females

1009

F18-39

1009

15K→20K

9.3 - 12.4 mi

Top 27%
×5
+106ft-86ft

Overall

7914

Females

1107

F18-39

1107

20K→HALF

12.4 - 13.1 mi

Top 29%
×2
+19ft-37ft

Overall

8288

Females

1207

F18-39

1207

HALF→25K

13.1 - 15.5 mi

Top 27%
×4
+66ft-88ft

Overall

7718

Females

1100

F18-39

1100

25K→30K

15.5 - 18.6 mi

Top 25%
×9
+181ft-148ft

Overall

7178

Females

1052

F18-39

1052

30K→20M

18.6 - 20.0 mi

Top 23%
×5
+64ft-50ft

Overall

6735

Females

972

F18-39

972

20M→21M

20.0 - 21.0 mi

Top 20%
×8
+106ft-24ft

Overall

5698

Females

770

F18-39

770

21M→35K

21.0 - 21.8 mi

Top 22%
×7
+17ft-86ft

Overall

6328

Females

922

F18-39

922

35K→23M

21.8 - 23.0 mi

Top 21%
×5
+23ft-63ft

Overall

5956

Females

863

F18-39

863

23M→24M

23.0 - 24.0 mi

Top 19%
×6
+12ft-82ft

Overall

5629

Females

837

F18-39

837

24M→40K

24.0 - 24.9 mi

Top 16%
×1
+6ft-20ft

Overall

4767

Females

646

F18-39

646

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1
+13ft-16ft

Overall

3931

Females

508

F18-39

508

25.2M→FINISH

25.2 - 26.2 mi

Top 13%
×2
+22ft-21ft

Overall

3669

Females

448

F18-39

448

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2219*
Passed By
497
Net Change
+1722
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8426
5K → 10K258*148+110#8426#8316
10K → 15K251*45+206#8316#8110
15K → 20K155105+50#8110#8060
20K → HALF28280#8060#8060
HALF → 25K16350+113#8060#7947
25K → 30K276*46+230#7947#7717
30K → 20M13516+119#7717#7598
20M → 21M16115+146#7598#7452
21M → 35K9014+76#7452#7376
35K → 23M17017+153#7376#7223
23M → 24M1375+132#7223#7091
24M → 40K1446+138#7091#6953
40K → 25.2M740+74#6953#6879
25.2M → FINISH1772+175#6879#6704
TOTALS2219*497+1722

* 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