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BOSTON MARATHON 2026

Tara Jost

Bib: 27229•F

KS

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F45-49)
#0 / 1786
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
32:19
3.11 mi
Rank: #26984
Start → 5K
32:19 | 10:25/mi
10K
1:09:48
6.21 mi
Rank: #28149 (-1165)
5K → 10K
37:29 | 12:04/mi
15K
1:49:32
9.32 mi
Rank: #28447 (-298)
10K → 15K
39:44 | 12:48/mi
20K
2:28:16
12.43 mi
Rank: #28438 (+9)
15K → 20K
38:44 | 12:29/mi
HALF
2:36:26
13.11 mi
Rank: #28428 (+10)
20K → HALF
8:10 | 11:59/mi
25K
3:07:39
15.53 mi
Rank: #28394 (+34)
HALF → 25K
31:13 | 12:53/mi
30K
3:49:44
18.64 mi
Rank: #28360 (+34)
25K → 30K
42:05 | 13:33/mi
20M
4:07:52
20.00 mi
Rank: #28322 (+38)
30K → 20M
18:08 | 13:21/mi
21M
4:22:31
21.00 mi
Rank: #28304 (+18)
20M → 21M
14:39 | 14:39/mi
35K
4:31:53
21.75 mi
Rank: #28275 (+29)
21M → 35K
9:22 | 12:32/mi
23M
4:49:09
23.00 mi
Rank: #28281 (-6)
35K → 23M
17:16 | 13:48/mi
24M
5:01:24
24.00 mi
Rank: #28241 (+40)
23M → 24M
12:15 | 12:15/mi
40K
5:12:27
24.85 mi
Rank: #28207 (+34)
24M → 40K
11:03 | 12:56/mi
25.2M
5:17:12
25.20 mi
Rank: #28195 (+12)
40K → 25.2M
4:45 | 13:47/mi
FINISH
5:30:12
26.22 mi
Rank: #28200 (-5)
25.2M → FINISH
13:00 | 12:46/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:36:26
Pace11:56 /mi
2nd Half
Distance13.11 mi
Time2:53:46
Pace13:16 /mi
📊Positive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:2432:1910:2532:19
10:25
-
10K
6.21 mi12:30:531:09:4811:1437:29
12:04
+1:39
15K
9.32 mi13:10:371:49:3211:4639:44
12:48
+0:44
20K
12.43 mi13:49:212:28:1611:5638:44
12:29
-0:19
HALF
13.11 mi13:57:312:36:2611:568:10
11:59
-0:30
25K
15.53 mi14:28:443:07:3912:0531:13
12:53
+0:54
30K
18.64 mi15:10:493:49:4412:2042:05
13:33
+0:40
20M
20.00 mi15:28:574:07:5212:2418:08
13:21
-0:12
21M
21.00 mi15:43:364:22:3112:3114:39
14:39
+1:18
35K
21.75 mi15:52:584:31:5312:319:22
12:32
-2:07
23M
23.00 mi16:10:144:49:0912:3517:16
13:48
+1:16
24M
24.00 mi16:22:295:01:2412:3412:15
12:15
-1:33
40K
24.85 mi16:33:325:12:2712:3511:03
12:56
+0:41
25.2M
25.20 mi16:38:175:17:1212:364:45
13:47
+0:51
FINISH
26.22 mi16:51:175:30:1212:3713:00
12:46
-1:01

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

10:25 /mi

Average Pace

12:36 /mi

Slowest Pace

14:39 /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

1:30:13

27% of race

Time at Steady Pace

2:23:06

43% of race

Time at Slower Pace

1:36:53

29% of race

Average Pace: 12:36 /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 mi11:53:2432:1910:2532:19
10:25
#26984
10K
6.21 mi12:30:531:09:4811:1437:29
12:04
#28149
15K
9.32 mi13:10:371:49:3211:4639:44
12:48
#28447
20K
12.43 mi13:49:212:28:1611:5638:44
12:29
#28438
HALF
13.11 mi13:57:312:36:2611:568:10
11:59
#28428
25K
15.53 mi14:28:443:07:3912:0531:13
12:53
#28394
30K
18.64 mi15:10:493:49:4412:2042:05
13:33
#28360
20M
20.00 mi15:28:574:07:5212:2418:08
13:21
#28322
21M
21.00 mi15:43:364:22:3112:3114:39
14:39
#28304
35K
21.75 mi15:52:584:31:5312:319:22
12:32
#28275
23M
23.00 mi16:10:144:49:0912:3517:16
13:48
#28281
24M
24.00 mi16:22:295:01:2412:3412:15
12:15
#28241
40K
24.85 mi16:33:325:12:2712:3511:03
12:56
#28207
25.2M
25.20 mi16:38:175:17:1212:364:45
13:47
#28195
FINISH
26.22 mi16:51:175:30:1212:3713:00
12:46
#28200
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi26984112711127128764(Top 99%)12410(Top 99%)12410(Top 695%)
10K6.21 mi3.10 mi28149-116511974-70311974-70328617(Top 99%)12301(Top 98%)12301(Top 689%)
15K9.32 mi3.11 mi28447-29812190-21612190-21628764(Top 99%)12410(Top 99%)12410(Top 695%)
20K12.43 mi3.11 mi28438+912180+1012180+1028349(Top 98%)12149(Top 97%)12149(Top 680%)
HALF13.11 mi0.68 mi28428+1012174+612174+628269(Top 97%)12122(Top 96%)12122(Top 679%)
25K15.53 mi2.42 mi28394+3412159+1512159+1528157(Top 97%)12048(Top 96%)12048(Top 675%)
30K18.64 mi3.11 mi28360+3412149+1012149+1028114(Top 97%)12072(Top 96%)12072(Top 676%)
20M20.00 mi1.36 mi28322+3812123+2612123+2627697(Top 95%)11877(Top 94%)11877(Top 665%)
21M21.00 mi1.00 mi28304+1812109+1412109+1427852(Top 96%)11989(Top 95%)11989(Top 671%)
35K21.75 mi0.75 mi28275+2912100+912100+927296(Top 94%)11709(Top 93%)11709(Top 656%)
23M23.00 mi1.25 mi28281-612111-1112111-1128004(Top 96%)12083(Top 96%)12083(Top 677%)
24M24.00 mi1.00 mi28241+4012086+2512086+2526925(Top 93%)11576(Top 92%)11576(Top 648%)
40K24.85 mi0.85 mi28207+3412075+1112075+1126990(Top 93%)11637(Top 93%)11637(Top 652%)
25.2M25.20 mi0.35 mi28195+1212071+412071+427012(Top 93%)11637(Top 93%)11637(Top 652%)
FINISH26.22 mi1.02 mi28200-512074-312074-328060(Top 97%)12149(Top 97%)12149(Top 680%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21
+97ft-345ft

Overall

28764

Females

12410

F45-49

12410

5K→10K

3.1 - 6.2 mi

Top 99%
×5
+79ft-138ft

Overall

28617

Females

12301

F45-49

12301

10K→15K

6.2 - 9.3 mi

Top 99%
×3
+67ft-78ft

Overall

28764

Females

12410

F45-49

12410

15K→20K

9.3 - 12.4 mi

Top 98%
×5
+106ft-86ft

Overall

28349

Females

12149

F45-49

12149

20K→HALF

12.4 - 13.1 mi

Top 97%
×2
+19ft-37ft

Overall

28269

Females

12122

F45-49

12122

HALF→25K

13.1 - 15.5 mi

Top 97%
×4
+66ft-88ft

Overall

28157

Females

12048

F45-49

12048

25K→30K

15.5 - 18.6 mi

Top 97%
×9
+181ft-148ft

Overall

28114

Females

12072

F45-49

12072

30K→20M

18.6 - 20.0 mi

Top 95%
×5
+64ft-50ft

Overall

27697

Females

11877

F45-49

11877

20M→21M

20.0 - 21.0 mi

Top 96%
×8
+106ft-24ft

Overall

27852

Females

11989

F45-49

11989

21M→35K

21.0 - 21.8 mi

Top 94%
×7
+17ft-86ft

Overall

27296

Females

11709

F45-49

11709

35K→23M

21.8 - 23.0 mi

Top 96%
×5
+23ft-63ft

Overall

28004

Females

12083

F45-49

12083

23M→24M

23.0 - 24.0 mi

Top 93%
×6
+12ft-82ft

Overall

26925

Females

11576

F45-49

11576

24M→40K

24.0 - 24.9 mi

Top 93%
×1
+6ft-20ft

Overall

26990

Females

11637

F45-49

11637

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1
+13ft-16ft

Overall

27012

Females

11637

F45-49

11637

25.2M→FINISH

25.2 - 26.2 mi

Top 97%
×2
+22ft-21ft

Overall

28060

Females

12149

F45-49

12149

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Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
464
Passed By
1680
Net Change
-1216
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26984
5K → 10K21167-1165#26984#28149
10K → 15K11309-298#28149#28447
15K → 20K6657+9#28447#28438
20K → HALF133+10#28438#28428
HALF → 25K6026+34#28428#28394
25K → 30K6935+34#28394#28360
30K → 20M435+38#28360#28322
20M → 21M3315+18#28322#28304
21M → 35K323+29#28304#28275
35K → 23M2430-6#28275#28281
23M → 24M400+40#28281#28241
24M → 40K384+34#28241#28207
40K → 25.2M164+12#28207#28195
25.2M → FINISH1722-5#28195#28200
TOTALS4641680-1216

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📊

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