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BOSTON MARATHON 2026

Natalia Chepik

Bib: 3819β€’F

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 17%
Gender (Female)
#0 / 12578
Top 3%
Age Group (F18-39)
#0 / 5716
Top 7%
Race Day Weather
51Β°/41Β°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
19:53
3.11 mi
Rank: #3471
Start β†’ 5K
19:53 | 6:24/mi
10K
39:49
6.21 mi
Rank: #3553 (-82)
5K β†’ 10K
19:56 | 6:25/mi
15K
59:52
9.32 mi
Rank: #3644 (-91)
10K β†’ 15K
20:03 | 6:28/mi
20K
1:20:07
12.43 mi
Rank: #3679 (-35)
15K β†’ 20K
20:15 | 6:32/mi
HALF
1:24:33
13.11 mi
Rank: #3723 (-44)
20K β†’ HALF
4:26 | 6:31/mi
25K
1:42:08
15.53 mi
Rank: #4481 (-758)
HALF β†’ 25K
17:35 | 7:16/mi
30K
2:03:21
18.64 mi
Rank: #4437 (+44)
25K β†’ 30K
21:13 | 6:50/mi
20M
2:12:58
20.00 mi
Rank: #4523 (-86)
30K β†’ 20M
9:37 | 7:05/mi
21M
2:20:38
21.00 mi
Rank: #4670 (-147)
20M β†’ 21M
7:40 | 7:40/mi
35K
2:25:46
21.75 mi
Rank: #4708 (-38)
21M β†’ 35K
5:08 | 6:52/mi
23M
2:34:37
23.00 mi
Rank: #4739 (-31)
35K β†’ 23M
8:51 | 7:05/mi
24M
2:41:35
24.00 mi
Rank: #4795 (-56)
23M β†’ 24M
6:58 | 6:58/mi
40K
2:47:34
24.85 mi
Rank: #4791 (+4)
24M β†’ 40K
5:59 | 7:00/mi
25.2M
2:50:14
25.20 mi
Rank: #4802 (-11)
40K β†’ 25.2M
2:40 | 7:44/mi
FINISH
2:57:19
26.22 mi
Rank: #4887 (-85)
25.2M β†’ FINISH
7:05 | 6:58/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:24:33
Pace6:27 /mi
2nd Half
Distance13.11 mi
Time1:32:46
Pace7:05 /mi
πŸ“ŠPositive Split: 9.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:2819:536:2419:53
6:24
-
10K
6.21 mi10:41:2439:496:2519:56
6:25
+0:01
15K
9.32 mi11:01:2759:526:2620:03
6:28
+0:03
20K
12.43 mi11:21:421:20:076:2720:15
6:32
+0:04
HALF
13.11 mi11:26:081:24:336:274:26
6:31
-0:01
25K
15.53 mi11:43:431:42:086:3517:35
7:16
+0:45
30K
18.64 mi12:04:562:03:216:3821:13
6:50
-0:26
20M
20.00 mi12:14:332:12:586:399:37
7:05
+0:15
21M
21.00 mi12:22:132:20:386:427:40
7:40
+0:35
35K
21.75 mi12:27:212:25:466:435:08
6:52
-0:48
23M
23.00 mi12:36:122:34:376:448:51
7:05
+0:13
24M
24.00 mi12:43:102:41:356:446:58
6:58
-0:07
40K
24.85 mi12:49:092:47:346:455:59
7:00
+0:02
25.2M
25.20 mi12:51:492:50:146:462:40
7:44
+0:44
FINISH
26.22 mi12:58:542:57:196:477:05
6:58
-0:46

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

6:24 /mi

Average Pace

6:46 /mi

Slowest Pace

7:44 /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

1:24:33

48% of race

Time at Steady Pace

1:04:51

37% of race

Time at Slower Pace

27:55

16% of race

Average Pace: 6:46 /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 mi10:21:2819:536:2419:53
6:24
#3471
10K
6.21 mi10:41:2439:496:2519:56
6:25
#3553
15K
9.32 mi11:01:2759:526:2620:03
6:28
#3644
20K
12.43 mi11:21:421:20:076:2720:15
6:32
#3679
HALF
13.11 mi11:26:081:24:336:274:26
6:31
#3723
25K
15.53 mi11:43:431:42:086:3517:35
7:16
#4481
30K
18.64 mi12:04:562:03:216:3821:13
6:50
#4437
20M
20.00 mi12:14:332:12:586:399:37
7:05
#4523
21M
21.00 mi12:22:132:20:386:427:40
7:40
#4670
35K
21.75 mi12:27:212:25:466:435:08
6:52
#4708
23M
23.00 mi12:36:122:34:376:448:51
7:05
#4739
24M
24.00 mi12:43:102:41:356:446:58
6:58
#4795
40K
24.85 mi12:49:092:47:346:455:59
7:00
#4791
25.2M
25.20 mi12:51:492:50:146:462:40
7:44
#4802
FINISH
26.22 mi12:58:542:57:196:477:05
6:58
#4887
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 mi34711631633908(Top 13%)189(Top 2%)189(Top 3%)
10K6.21 mi3.10 mi3553-82159+4159+43644(Top 13%)171(Top 1%)171(Top 3%)
15K9.32 mi3.11 mi3644-91166-7166-73908(Top 13%)189(Top 2%)189(Top 3%)
20K12.43 mi3.11 mi3679-35169-3169-33922(Top 14%)199(Top 2%)199(Top 3%)
HALF13.11 mi0.68 mi3723-44172-3172-34511(Top 16%)271(Top 2%)271(Top 5%)
25K15.53 mi2.42 mi4481-758261-89261-899307(Top 32%)1779(Top 14%)1779(Top 31%)
30K18.64 mi3.11 mi4437+44258+3258+34600(Top 16%)384(Top 3%)384(Top 7%)
20M20.00 mi1.36 mi4523-86281-23281-236114(Top 21%)766(Top 6%)766(Top 13%)
21M21.00 mi1.00 mi4670-147319-38319-387625(Top 26%)1448(Top 12%)1448(Top 25%)
35K21.75 mi0.75 mi4708-38331-12331-126169(Top 21%)855(Top 7%)855(Top 15%)
23M23.00 mi1.25 mi4739-31348-17348-175953(Top 21%)860(Top 7%)860(Top 15%)
24M24.00 mi1.00 mi4795-56366-18366-186281(Top 22%)1029(Top 8%)1029(Top 18%)
40K24.85 mi0.85 mi4791+4379-13379-135514(Top 19%)840(Top 7%)840(Top 15%)
25.2M25.20 mi0.35 mi4802-11385-6385-66669(Top 23%)1264(Top 10%)1264(Top 22%)
FINISH26.22 mi1.02 mi4887-85417-32417-327184(Top 25%)1540(Top 12%)1540(Top 27%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
Γ—21
+97ft-345ft

Overall

3908

Females

189

F18-39

189

5K→10K

3.1 - 6.2 mi

Top 13%
Γ—5
+79ft-138ft

Overall

3644

Females

171

F18-39

171

10K→15K

6.2 - 9.3 mi

Top 13%
Γ—3
+67ft-78ft

Overall

3908

Females

189

F18-39

189

15K→20K

9.3 - 12.4 mi

Top 14%
Γ—5
+106ft-86ft

Overall

3922

Females

199

F18-39

199

20K→HALF

12.4 - 13.1 mi

Top 16%
Γ—2
+19ft-37ft

Overall

4511

Females

271

F18-39

271

HALF→25K

13.1 - 15.5 mi

Top 32%
Γ—4
+66ft-88ft

Overall

9307

Females

1779

F18-39

1779

25K→30K

15.5 - 18.6 mi

Top 16%
Γ—9
+181ft-148ft

Overall

4600

Females

384

F18-39

384

30K→20M

18.6 - 20.0 mi

Top 21%
Γ—5
+64ft-50ft

Overall

6114

Females

766

F18-39

766

20M→21M

20.0 - 21.0 mi

Top 26%
Γ—8
+106ft-24ft

Overall

7625

Females

1448

F18-39

1448

21M→35K

21.0 - 21.8 mi

Top 21%
Γ—7
+17ft-86ft

Overall

6169

Females

855

F18-39

855

35K→23M

21.8 - 23.0 mi

Top 21%
Γ—5
+23ft-63ft

Overall

5953

Females

860

F18-39

860

23M→24M

23.0 - 24.0 mi

Top 22%
Γ—6
+12ft-82ft

Overall

6281

Females

1029

F18-39

1029

24M→40K

24.0 - 24.9 mi

Top 19%
Γ—1
+6ft-20ft

Overall

5514

Females

840

F18-39

840

40K→25.2M

24.9 - 25.2 mi

Top 23%
Γ—1
+13ft-16ft

Overall

6669

Females

1264

F18-39

1264

25.2M→FINISH

25.2 - 26.2 mi

Top 25%
Γ—2
+22ft-21ft

Overall

7184

Females

1540

F18-39

1540

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
688
Passed By
2104
Net Change
-1416
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#3471
5K β†’ 10K113195-82#3471#3553
10K β†’ 15K46137-91#3553#3644
15K β†’ 20K78113-35#3644#3679
20K β†’ HALF448-44#3679#3723
HALF β†’ 25K13771-758#3723#4481
25K β†’ 30K13086+44#4481#4437
30K β†’ 20M35121-86#4437#4523
20M β†’ 21M32179-147#4523#4670
21M β†’ 35K2260-38#4670#4708
35K β†’ 23M6697-31#4708#4739
23M β†’ 24M44100-56#4739#4795
24M β†’ 40K5753+4#4795#4791
40K β†’ 25.2M1829-11#4791#4802
25.2M β†’ FINISH30115-85#4802#4887
TOTALS6882104-1416
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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing