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BOSTON MARATHON 2026

Iin Churinin

Bib: 32288•F

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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
35:18
3.11 mi
Rank: #28402
Start → 5K
35:18 | 11:22/mi
10K
1:10:27
6.21 mi
Rank: #28254 (+148)
5K → 10K
35:09 | 11:19/mi
15K
1:45:10
9.32 mi
Rank: #28055 (+199)
10K → 15K
34:43 | 11:11/mi
20K
2:20:43
12.43 mi
Rank: #27927 (+128)
15K → 20K
35:33 | 11:27/mi
HALF
2:28:38
13.11 mi
Rank: #27927
20K → HALF
7:55 | 11:37/mi
25K
2:57:00
15.53 mi
Rank: #27804 (+123)
HALF → 25K
28:22 | 11:42/mi
30K
3:33:42
18.64 mi
Rank: #27590 (+214)
25K → 30K
36:42 | 11:49/mi
20M
3:50:02
20.00 mi
Rank: #27526 (+64)
30K → 20M
16:20 | 12:02/mi
21M
4:02:40
21.00 mi
Rank: #27452 (+74)
20M → 21M
12:38 | 12:38/mi
35K
4:11:06
21.75 mi
Rank: #27412 (+40)
21M → 35K
8:26 | 11:17/mi
23M
4:25:48
23.00 mi
Rank: #27346 (+66)
35K → 23M
14:42 | 11:45/mi
24M
4:36:56
24.00 mi
Rank: #27278 (+68)
23M → 24M
11:08 | 11:08/mi
40K
4:46:51
24.85 mi
Rank: #27228 (+50)
24M → 40K
9:55 | 11:36/mi
25.2M
4:51:11
25.20 mi
Rank: #27215 (+13)
40K → 25.2M
4:20 | 12:34/mi
FINISH
5:02:41
26.22 mi
Rank: #27209 (+6)
25.2M → FINISH
11:30 | 11:18/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:28:38
Pace11:21 /mi
2nd Half
Distance13.11 mi
Time2:34:03
Pace11:46 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:04:3435:1811:2235:18
11:22
-
10K
6.21 mi12:39:431:10:2711:2135:09
11:19
-0:03
15K
9.32 mi13:14:261:45:1011:1734:43
11:11
-0:08
20K
12.43 mi13:49:592:20:4311:2035:33
11:27
+0:16
HALF
13.11 mi13:57:542:28:3811:217:55
11:37
+0:10
25K
15.53 mi14:26:162:57:0011:2428:22
11:42
+0:05
30K
18.64 mi15:02:583:33:4211:2836:42
11:49
+0:07
20M
20.00 mi15:19:183:50:0211:3116:20
12:02
+0:13
21M
21.00 mi15:31:564:02:4011:3412:38
12:38
+0:36
35K
21.75 mi15:40:224:11:0611:338:26
11:17
-1:21
23M
23.00 mi15:55:044:25:4811:3414:42
11:45
+0:28
24M
24.00 mi16:06:124:36:5611:3311:08
11:08
-0:37
40K
24.85 mi16:16:074:46:5111:339:55
11:36
+0:28
25.2M
25.20 mi16:20:274:51:1111:344:20
12:34
+0:58
FINISH
26.22 mi16:31:575:02:4111:3411:30
11:18
-1:16

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

11:08 /mi

Average Pace

11:33 /mi

Slowest Pace

12:38 /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

4:45:43

94% of race

Time at Steady Pace

16:58

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:33 /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 mi12:04:3435:1811:2235:18
11:22
#28402
10K
6.21 mi12:39:431:10:2711:2135:09
11:19
#28254
15K
9.32 mi13:14:261:45:1011:1734:43
11:11
#28055
20K
12.43 mi13:49:592:20:4311:2035:33
11:27
#27927
HALF
13.11 mi13:57:542:28:3811:217:55
11:37
#27927
25K
15.53 mi14:26:162:57:0011:2428:22
11:42
#27804
30K
18.64 mi15:02:583:33:4211:2836:42
11:49
#27590
20M
20.00 mi15:19:183:50:0211:3116:20
12:02
#27526
21M
21.00 mi15:31:564:02:4011:3412:38
12:38
#27452
35K
21.75 mi15:40:224:11:0611:338:26
11:17
#27412
23M
23.00 mi15:55:044:25:4811:3414:42
11:45
#27346
24M
24.00 mi16:06:124:36:5611:3311:08
11:08
#27278
40K
24.85 mi16:16:074:46:5111:339:55
11:36
#27228
25.2M
25.20 mi16:20:274:51:1111:344:20
12:34
#27215
FINISH
26.22 mi16:31:575:02:4111:3411:30
11:18
#27209
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 mi28402121561215627640(Top 95%)11684(Top 93%)11684(Top 654%)
10K6.21 mi3.10 mi28254+14812050+10612050+10628063(Top 97%)11947(Top 95%)11947(Top 669%)
15K9.32 mi3.11 mi28055+19911926+12411926+12427640(Top 95%)11684(Top 93%)11684(Top 654%)
20K12.43 mi3.11 mi27927+12811850+7611850+7627498(Top 95%)11614(Top 92%)11614(Top 650%)
HALF13.11 mi0.68 mi2792711856-611856-627989(Top 96%)11949(Top 95%)11949(Top 669%)
25K15.53 mi2.42 mi27804+12311786+7011786+7027238(Top 94%)11500(Top 91%)11500(Top 644%)
30K18.64 mi3.11 mi27590+21411685+10111685+10126548(Top 91%)11203(Top 89%)11203(Top 627%)
20M20.00 mi1.36 mi27526+6411648+3711648+3726439(Top 91%)11212(Top 89%)11212(Top 628%)
21M21.00 mi1.00 mi27452+7411622+2611622+2625962(Top 89%)11000(Top 87%)11000(Top 616%)
35K21.75 mi0.75 mi27412+4011604+1811604+1825731(Top 89%)10900(Top 87%)10900(Top 610%)
23M23.00 mi1.25 mi27346+6611569+3511569+3525797(Top 89%)10967(Top 87%)10967(Top 614%)
24M24.00 mi1.00 mi27278+6811537+3211537+3225376(Top 87%)10792(Top 86%)10792(Top 604%)
40K24.85 mi0.85 mi27228+5011523+1411523+1425280(Top 87%)10782(Top 86%)10782(Top 604%)
25.2M25.20 mi0.35 mi27215+1311518+511518+525482(Top 88%)10868(Top 86%)10868(Top 609%)
FINISH26.22 mi1.02 mi27209+6115181151826584(Top 92%)11433(Top 91%)11433(Top 640%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×21
+97ft-345ft

Overall

27640

Females

11684

F45-49

11684

5K→10K

3.1 - 6.2 mi

Top 97%
×5
+79ft-138ft

Overall

28063

Females

11947

F45-49

11947

10K→15K

6.2 - 9.3 mi

Top 95%
×3
+67ft-78ft

Overall

27640

Females

11684

F45-49

11684

15K→20K

9.3 - 12.4 mi

Top 95%
×5
+106ft-86ft

Overall

27498

Females

11614

F45-49

11614

20K→HALF

12.4 - 13.1 mi

Top 96%
×2
+19ft-37ft

Overall

27989

Females

11949

F45-49

11949

HALF→25K

13.1 - 15.5 mi

Top 94%
×4
+66ft-88ft

Overall

27238

Females

11500

F45-49

11500

25K→30K

15.5 - 18.6 mi

Top 91%
×9
+181ft-148ft

Overall

26548

Females

11203

F45-49

11203

30K→20M

18.6 - 20.0 mi

Top 91%
×5
+64ft-50ft

Overall

26439

Females

11212

F45-49

11212

20M→21M

20.0 - 21.0 mi

Top 89%
×8
+106ft-24ft

Overall

25962

Females

11000

F45-49

11000

21M→35K

21.0 - 21.8 mi

Top 89%
×7
+17ft-86ft

Overall

25731

Females

10900

F45-49

10900

35K→23M

21.8 - 23.0 mi

Top 89%
×5
+23ft-63ft

Overall

25797

Females

10967

F45-49

10967

23M→24M

23.0 - 24.0 mi

Top 87%
×6
+12ft-82ft

Overall

25376

Females

10792

F45-49

10792

24M→40K

24.0 - 24.9 mi

Top 87%
×1
+6ft-20ft

Overall

25280

Females

10782

F45-49

10782

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1
+13ft-16ft

Overall

25482

Females

10868

F45-49

10868

25.2M→FINISH

25.2 - 26.2 mi

Top 92%
×2
+22ft-21ft

Overall

26584

Females

11433

F45-49

11433

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1361
Passed By
168
Net Change
+1193
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28402
5K → 10K19850+148#28402#28254
10K → 15K21112+199#28254#28055
15K → 20K15123+128#28055#27927
20K → HALF14140#27927#27927
HALF → 25K13815+123#27927#27804
25K → 30K2228+214#27804#27590
30K → 20M728+64#27590#27526
20M → 21M795+74#27526#27452
21M → 35K422+40#27452#27412
35K → 23M748+66#27412#27346
23M → 24M724+68#27346#27278
24M → 40K522+50#27278#27228
40K → 25.2M141+13#27228#27215
25.2M → FINISH2216+6#27215#27209
TOTALS1361168+1193
📊

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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing