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BOSTON MARATHON 2026

Kasey Hartung

Bib: 28517β€’F

MA

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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
Race Day Weather
51Β°/41Β°F
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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
30:40
3.11 mi
Rank: #25578
Start β†’ 5K
30:40 | 9:53/mi
10K
1:01:49
6.21 mi
Rank: #25788 (-210)
5K β†’ 10K
31:09 | 10:02/mi
15K
1:33:13
9.32 mi
Rank: #25816 (-28)
10K β†’ 15K
31:24 | 10:07/mi
20K
2:06:47
12.43 mi
Rank: #26084 (-268)
15K β†’ 20K
33:34 | 10:49/mi
HALF
2:13:48
13.11 mi
Rank: #26087 (-3)
20K β†’ HALF
7:01 | 10:18/mi
25K
2:42:52
15.53 mi
Rank: #26439 (-352)
HALF β†’ 25K
29:04 | 12:00/mi
30K
3:21:45
18.64 mi
Rank: #26707 (-268)
25K β†’ 30K
38:53 | 12:31/mi
20M
3:39:59
20.00 mi
Rank: #26848 (-141)
30K β†’ 20M
18:14 | 13:26/mi
21M
3:54:15
21.00 mi
Rank: #26937 (-89)
20M β†’ 21M
14:16 | 14:16/mi
35K
4:05:06
21.75 mi
Rank: #27052 (-115)
21M β†’ 35K
10:51 | 14:31/mi
23M
4:25:53
23.00 mi
Rank: #27355 (-303)
35K β†’ 23M
20:47 | 16:37/mi
24M
4:40:44
24.00 mi
Rank: #27478 (-123)
23M β†’ 24M
14:51 | 14:51/mi
40K
4:53:13
24.85 mi
Rank: #27524 (-46)
24M β†’ 40K
12:29 | 14:37/mi
25.2M
4:57:52
25.20 mi
Rank: #27524
40K β†’ 25.2M
4:39 | 13:30/mi
FINISH
5:09:45
26.22 mi
Rank: #27508 (+16)
25.2M β†’ FINISH
11:53 | 11:40/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:13:48
Pace10:13 /mi
2nd Half
Distance13.11 mi
Time2:55:57
Pace13:26 /mi
πŸ“ŠPositive Split: 31.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:4730:409:5330:40
9:53
-
10K
6.21 mi12:24:561:01:499:5731:09
10:02
+0:09
15K
9.32 mi12:56:201:33:1310:0131:24
10:07
+0:05
20K
12.43 mi13:29:542:06:4710:1333:34
10:49
+0:42
HALF
13.11 mi13:36:552:13:4810:137:01
10:18
-0:31
25K
15.53 mi14:05:592:42:5210:3029:04
12:00
+1:42
30K
18.64 mi14:44:523:21:4510:5038:53
12:31
+0:31
20M
20.00 mi15:03:063:39:5911:0018:14
13:26
+0:55
21M
21.00 mi15:17:223:54:1511:1014:16
14:16
+0:50
35K
21.75 mi15:28:134:05:0611:1710:51
14:31
+0:15
23M
23.00 mi15:49:004:25:5311:3420:47
16:37
+2:06
24M
24.00 mi16:03:514:40:4411:4214:51
14:51
-1:46
40K
24.85 mi16:16:204:53:1311:4812:29
14:37
-0:14
25.2M
25.20 mi16:20:594:57:5211:504:39
13:30
-1:07
FINISH
26.22 mi16:32:525:09:4511:5011:53
11:40
-1:50

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

9:53 /mi

Average Pace

11:49 /mi

Slowest Pace

16:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

2:13:48

43% of race

Time at Steady Pace

1:42:43

33% of race

Time at Slower Pace

1:13:14

24% of race

Average Pace: 11:49 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:53:4730:409:5330:40
9:53
#25578
10K
6.21 mi12:24:561:01:499:5731:09
10:02
#25788
15K
9.32 mi12:56:201:33:1310:0131:24
10:07
#25816
20K
12.43 mi13:29:542:06:4710:1333:34
10:49
#26084
HALF
13.11 mi13:36:552:13:4810:137:01
10:18
#26087
25K
15.53 mi14:05:592:42:5210:3029:04
12:00
#26439
30K
18.64 mi14:44:523:21:4510:5038:53
12:31
#26707
20M
20.00 mi15:03:063:39:5911:0018:14
13:26
#26848
21M
21.00 mi15:17:223:54:1511:1014:16
14:16
#26937
35K
21.75 mi15:28:134:05:0611:1710:51
14:31
#27052
23M
23.00 mi15:49:004:25:5311:3420:47
16:37
#27355
24M
24.00 mi16:03:514:40:4411:4214:51
14:51
#27478
40K
24.85 mi16:16:204:53:1311:4812:29
14:37
#27524
25.2M
25.20 mi16:20:594:57:5211:504:39
13:30
#27524
FINISH
26.22 mi16:32:525:09:4511:5011:53
11:40
#27508
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 mi25578104921049225947(Top 89%)10698(Top 85%)10698(Top 187%)
10K6.21 mi3.10 mi25788-21010611-11910611-11925919(Top 89%)10684(Top 85%)10684(Top 187%)
15K9.32 mi3.11 mi25816-2810616-510616-525947(Top 89%)10698(Top 85%)10698(Top 187%)
20K12.43 mi3.11 mi26084-26810775-15910775-15926702(Top 92%)11157(Top 89%)11157(Top 195%)
HALF13.11 mi0.68 mi26087-310776-110776-126304(Top 91%)10944(Top 87%)10944(Top 191%)
25K15.53 mi2.42 mi26439-35210992-21610992-21627514(Top 95%)11672(Top 93%)11672(Top 204%)
30K18.64 mi3.11 mi26707-26811168-17611168-17627305(Top 94%)11628(Top 92%)11628(Top 203%)
20M20.00 mi1.36 mi26848-14111258-9011258-9027739(Top 96%)11896(Top 95%)11896(Top 208%)
21M21.00 mi1.00 mi26937-8911319-6111319-6127543(Top 95%)11826(Top 94%)11826(Top 207%)
35K21.75 mi0.75 mi27052-11511392-7311392-7328564(Top 98%)12386(Top 98%)12386(Top 217%)
23M23.00 mi1.25 mi27355-30311575-18311575-18328904(Top 100%)12536(Top 100%)12536(Top 219%)
24M24.00 mi1.00 mi27478-12311661-8611661-8628683(Top 99%)12443(Top 99%)12443(Top 218%)
40K24.85 mi0.85 mi27524-4611687-2611687-2628267(Top 97%)12254(Top 97%)12254(Top 214%)
25.2M25.20 mi0.35 mi2752411693-611693-626684(Top 92%)11471(Top 91%)11471(Top 201%)
FINISH26.22 mi1.02 mi27508+1611690+311690+327093(Top 93%)11685(Top 93%)11685(Top 204%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
Γ—21
+97ft-345ft

Overall

25947

Females

10698

F18-39

10698

5K→10K

3.1 - 6.2 mi

Top 89%
Γ—5
+79ft-138ft

Overall

25919

Females

10684

F18-39

10684

10K→15K

6.2 - 9.3 mi

Top 89%
Γ—3
+67ft-78ft

Overall

25947

Females

10698

F18-39

10698

15K→20K

9.3 - 12.4 mi

Top 92%
Γ—5
+106ft-86ft

Overall

26702

Females

11157

F18-39

11157

20K→HALF

12.4 - 13.1 mi

Top 91%
Γ—2
+19ft-37ft

Overall

26304

Females

10944

F18-39

10944

HALF→25K

13.1 - 15.5 mi

Top 95%
Γ—4
+66ft-88ft

Overall

27514

Females

11672

F18-39

11672

25K→30K

15.5 - 18.6 mi

Top 94%
Γ—9
+181ft-148ft

Overall

27305

Females

11628

F18-39

11628

30K→20M

18.6 - 20.0 mi

Top 96%
Γ—5
+64ft-50ft

Overall

27739

Females

11896

F18-39

11896

20M→21M

20.0 - 21.0 mi

Top 95%
Γ—8
+106ft-24ft

Overall

27543

Females

11826

F18-39

11826

21M→35K

21.0 - 21.8 mi

Top 98%
Γ—7
+17ft-86ft

Overall

28564

Females

12386

F18-39

12386

35K→23M

21.8 - 23.0 mi

Top 100%
Γ—5
+23ft-63ft

Overall

28904

Females

12536

F18-39

12536

23M→24M

23.0 - 24.0 mi

Top 99%
Γ—6
+12ft-82ft

Overall

28683

Females

12443

F18-39

12443

24M→40K

24.0 - 24.9 mi

Top 97%
Γ—1
+6ft-20ft

Overall

28267

Females

12254

F18-39

12254

40K→25.2M

24.9 - 25.2 mi

Top 92%
Γ—1
+13ft-16ft

Overall

26684

Females

11471

F18-39

11471

25.2M→FINISH

25.2 - 26.2 mi

Top 93%
Γ—2
+22ft-21ft

Overall

27093

Females

11685

F18-39

11685

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
460
Passed By
1770
Net Change
-1930
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#25578
5K β†’ 10K115200-210#25578#25788
10K β†’ 15K112140-28#25788#25816
15K β†’ 20K51200-268#25816#26084
20K β†’ HALF2730-3#26084#26087
HALF β†’ 25K13200-352#26087#26439
25K β†’ 30K39200-268#26439#26707
30K β†’ 20M13154-141#26707#26848
20M β†’ 21M19108-89#26848#26937
21M β†’ 35K7122-115#26937#27052
35K β†’ 23M1200-303#27052#27355
23M β†’ 24M8131-123#27355#27478
24M β†’ 40K1662-46#27478#27524
40K β†’ 25.2M11110#27524#27524
25.2M β†’ FINISH2812+16#27524#27508
TOTALS4601770-1930
πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace 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