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BOSTON MARATHON 2026

Laina Sladics

Bib: 16465•F

MI

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 25%
Gender (Female)
#0 / 12578
Top 8%
Age Group (F18-39)
#0 / 5716
Top 16%
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
22:02
3.11 mi
Rank: #9284
Start → 5K
22:02 | 7:06/mi
10K
44:51
6.21 mi
Rank: #10359 (-1075)
5K → 10K
22:49 | 7:21/mi
15K
1:07:35
9.32 mi
Rank: #10610 (-251)
10K → 15K
22:44 | 7:20/mi
20K
1:30:15
12.43 mi
Rank: #10439 (+171)
15K → 20K
22:40 | 7:18/mi
HALF
1:35:11
13.11 mi
Rank: #10438 (+1)
20K → HALF
4:56 | 7:15/mi
25K
1:52:56
15.53 mi
Rank: #10308 (+130)
HALF → 25K
17:45 | 7:20/mi
30K
2:15:36
18.64 mi
Rank: #9852 (+456)
25K → 30K
22:40 | 7:18/mi
20M
2:25:24
20.00 mi
Rank: #9616 (+236)
30K → 20M
9:48 | 7:13/mi
21M
2:32:38
21.00 mi
Rank: #9295 (+321)
20M → 21M
7:14 | 7:14/mi
35K
2:37:33
21.75 mi
Rank: #9062 (+233)
21M → 35K
4:55 | 6:35/mi
23M
2:45:25
23.00 mi
Rank: #8450 (+612)
35K → 23M
7:52 | 6:18/mi
24M
2:51:32
24.00 mi
Rank: #8043 (+407)
23M → 24M
6:07 | 6:07/mi
40K
2:56:57
24.85 mi
Rank: #7720 (+323)
24M → 40K
5:25 | 6:21/mi
25.2M
2:59:19
25.20 mi
Rank: #7583 (+137)
40K → 25.2M
2:22 | 6:52/mi
FINISH
3:05:23
26.22 mi
Rank: #7228 (+355)
25.2M → FINISH
6:04 | 5:58/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:35:11
Pace7:16 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:30:12
Pace6:53 /mi
📊Negative Split: 5.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:03:1222:027:0622:02
7:06
-
10K
6.21 mi11:26:0144:517:1422:49
7:21
+0:15
15K
9.32 mi11:48:451:07:357:1622:44
7:20
-0:01
20K
12.43 mi12:11:251:30:157:1622:40
7:18
-0:02
HALF
13.11 mi12:16:211:35:117:164:56
7:15
-0:03
25K
15.53 mi12:34:061:52:567:1717:45
7:20
+0:05
30K
18.64 mi12:56:462:15:367:1722:40
7:18
-0:02
20M
20.00 mi13:06:342:25:247:179:48
7:13
-0:05
21M
21.00 mi13:13:482:32:387:177:14
7:14
+0:01
35K
21.75 mi13:18:432:37:337:154:55
6:35
-0:39
23M
23.00 mi13:26:352:45:257:127:52
6:18
-0:17
24M
24.00 mi13:32:422:51:327:096:07
6:07
-0:11
40K
24.85 mi13:38:072:56:577:085:25
6:21
+0:14
25.2M
25.20 mi13:40:292:59:197:072:22
6:52
+0:31
FINISH
26.22 mi13:46:333:05:237:056:04
5:58
-0:54

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

5:58 /mi

Average Pace

7:05 /mi

Slowest Pace

7:21 /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

32:45

18% of race

Time at Steady Pace

2:32:38

82% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:04 /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 mi11:03:1222:027:0622:02
7:06
#9284
10K
6.21 mi11:26:0144:517:1422:49
7:21
#10359
15K
9.32 mi11:48:451:07:357:1622:44
7:20
#10610
20K
12.43 mi12:11:251:30:157:1622:40
7:18
#10439
HALF
13.11 mi12:16:211:35:117:164:56
7:15
#10438
25K
15.53 mi12:34:061:52:567:1717:45
7:20
#10308
30K
18.64 mi12:56:462:15:367:1722:40
7:18
#9852
20M
20.00 mi13:06:342:25:247:179:48
7:13
#9616
21M
21.00 mi13:13:482:32:387:177:14
7:14
#9295
35K
21.75 mi13:18:432:37:337:154:55
6:35
#9062
23M
23.00 mi13:26:352:45:257:127:52
6:18
#8450
24M
24.00 mi13:32:422:51:327:096:07
6:07
#8043
40K
24.85 mi13:38:072:56:577:085:25
6:21
#7720
25.2M
25.20 mi13:40:292:59:197:072:22
6:52
#7583
FINISH
26.22 mi13:46:333:05:237:056:04
5:58
#7228
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 mi92841535153511216(Top 39%)2587(Top 21%)2587(Top 45%)
10K6.21 mi3.10 mi10359-10752071-5362071-53611534(Top 40%)2714(Top 22%)2714(Top 47%)
15K9.32 mi3.11 mi10610-2512226-1552226-15511216(Top 39%)2587(Top 21%)2587(Top 45%)
20K12.43 mi3.11 mi10439+1712169+572169+5710137(Top 35%)2112(Top 17%)2112(Top 37%)
HALF13.11 mi0.68 mi10438+12176-72176-710651(Top 37%)2275(Top 18%)2275(Top 40%)
25K15.53 mi2.42 mi10308+1302133+432133+439873(Top 34%)2052(Top 16%)2052(Top 36%)
30K18.64 mi3.11 mi9852+4561961+1721961+1728057(Top 28%)1387(Top 11%)1387(Top 24%)
20M20.00 mi1.36 mi9616+2361868+931868+937088(Top 24%)1102(Top 9%)1102(Top 19%)
21M21.00 mi1.00 mi9295+3211750+1181750+1184885(Top 17%)576(Top 5%)576(Top 10%)
35K21.75 mi0.75 mi9062+2331662+881662+884114(Top 14%)390(Top 3%)390(Top 7%)
23M23.00 mi1.25 mi8450+6121432+2301432+2301525(Top 5%)67(Top 0.5%)67(Top 1%)
24M24.00 mi1.00 mi8043+4071282+1501282+1501476(Top 5%)74(Top 0.6%)74(Top 1%)
40K24.85 mi0.85 mi7720+3231186+961186+961903(Top 7%)121(Top 1.0%)121(Top 2%)
25.2M25.20 mi0.35 mi7583+1371143+431143+432177(Top 8%)173(Top 1%)173(Top 3%)
FINISH26.22 mi1.02 mi7228+3551034+1091034+1091507(Top 5%)88(Top 0.7%)88(Top 2%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21
+97ft-345ft

Overall

11216

Females

2587

F18-39

2587

5K→10K

3.1 - 6.2 mi

Top 40%
×5
+79ft-138ft

Overall

11534

Females

2714

F18-39

2714

10K→15K

6.2 - 9.3 mi

Top 39%
×3
+67ft-78ft

Overall

11216

Females

2587

F18-39

2587

15K→20K

9.3 - 12.4 mi

Top 35%
×5
+106ft-86ft

Overall

10137

Females

2112

F18-39

2112

20K→HALF

12.4 - 13.1 mi

Top 37%
×2
+19ft-37ft

Overall

10651

Females

2275

F18-39

2275

HALF→25K

13.1 - 15.5 mi

Top 34%
×4
+66ft-88ft

Overall

9873

Females

2052

F18-39

2052

25K→30K

15.5 - 18.6 mi

Top 28%
×9
+181ft-148ft

Overall

8057

Females

1387

F18-39

1387

30K→20M

18.6 - 20.0 mi

Top 24%
×5
+64ft-50ft

Overall

7088

Females

1102

F18-39

1102

20M→21M

20.0 - 21.0 mi

Top 17%
×8
+106ft-24ft

Overall

4885

Females

576

F18-39

576

21M→35K

21.0 - 21.8 mi

Top 14%
×7
+17ft-86ft

Overall

4114

Females

390

F18-39

390

35K→23M

21.8 - 23.0 mi

Top 5%
×5
+23ft-63ft

Overall

1525

Females

67

F18-39

67

23M→24M

23.0 - 24.0 mi

Top 5%
×6
+12ft-82ft

Overall

1476

Females

74

F18-39

74

24M→40K

24.0 - 24.9 mi

Top 7%
×1
+6ft-20ft

Overall

1903

Females

121

F18-39

121

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1
+13ft-16ft

Overall

2177

Females

173

F18-39

173

25.2M→FINISH

25.2 - 26.2 mi

Top 5%
×2
+22ft-21ft

Overall

1507

Females

88

F18-39

88

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3669*
Passed By
1611
Net Change
+2056
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9284
5K → 10K261099-1075#9284#10359
10K → 15K92343-251#10359#10610
15K → 20K24776+171#10610#10439
20K → HALF2524+1#10439#10438
HALF → 25K17949+130#10438#10308
25K → 30K471*15+456#10308#9852
30K → 20M2393+236#9852#9616
20M → 21M3221+321#9616#9295
21M → 35K2341+233#9295#9062
35K → 23M6120+612#9062#8450
23M → 24M4070+407#8450#8043
24M → 40K3230+323#8043#7720
40K → 25.2M1370+137#7720#7583
25.2M → FINISH3550+355#7583#7228
TOTALS3669*1611+2056

* 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