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BOSTON MARATHON 2026

Christina Lachance

Bib: 30918•F

MA

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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
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
29:20
3.11 mi
Rank: #24301
Start → 5K
29:20 | 9:27/mi
10K
57:05
6.21 mi
Rank: #23499 (+802)
5K → 10K
27:45 | 8:56/mi
15K
1:24:44
9.32 mi
Rank: #23106 (+393)
10K → 15K
27:39 | 8:54/mi
20K
1:52:24
12.43 mi
Rank: #22685 (+421)
15K → 20K
27:40 | 8:55/mi
HALF
1:58:35
13.11 mi
Rank: #22702 (-17)
20K → HALF
6:11 | 9:05/mi
25K
2:20:51
15.53 mi
Rank: #22568 (+134)
HALF → 25K
22:16 | 9:11/mi
30K
2:50:32
18.64 mi
Rank: #22408 (+160)
25K → 30K
29:41 | 9:34/mi
20M
3:03:29
20.00 mi
Rank: #22304 (+104)
30K → 20M
12:57 | 9:33/mi
21M
3:13:42
21.00 mi
Rank: #22235 (+69)
20M → 21M
10:13 | 10:13/mi
35K
3:20:19
21.75 mi
Rank: #22115 (+120)
21M → 35K
6:37 | 8:51/mi
23M
3:32:11
23.00 mi
Rank: #22027 (+88)
35K → 23M
11:52 | 9:29/mi
24M
3:41:34
24.00 mi
Rank: #21984 (+43)
23M → 24M
9:23 | 9:23/mi
40K
3:49:33
24.85 mi
Rank: #21932 (+52)
24M → 40K
7:59 | 9:21/mi
25.2M
3:52:54
25.20 mi
Rank: #21885 (+47)
40K → 25.2M
3:21 | 9:43/mi
FINISH
4:01:13
26.22 mi
Rank: #21741 (+144)
25.2M → FINISH
8:19 | 8:10/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:58:35
Pace9:03 /mi
2nd Half
Distance13.11 mi
Time2:02:38
Pace9:22 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:5929:209:2729:20
9:27
-
10K
6.21 mi12:22:4457:059:1227:45
8:56
-0:31
15K
9.32 mi12:50:231:24:449:0627:39
8:54
-0:02
20K
12.43 mi13:18:031:52:249:0327:40
8:55
+0:01
HALF
13.11 mi13:24:141:58:359:036:11
9:05
+0:10
25K
15.53 mi13:46:302:20:519:0522:16
9:11
+0:06
30K
18.64 mi14:16:112:50:329:0929:41
9:34
+0:23
20M
20.00 mi14:29:083:03:299:1112:57
9:33
-0:01
21M
21.00 mi14:39:213:13:429:1410:13
10:13
+0:40
35K
21.75 mi14:45:583:20:199:136:37
8:51
-1:22
23M
23.00 mi14:57:503:32:119:1411:52
9:29
+0:38
24M
24.00 mi15:07:133:41:349:149:23
9:23
-0:06
40K
24.85 mi15:15:123:49:339:157:59
9:21
-0:02
25.2M
25.20 mi15:18:333:52:549:153:21
9:43
+0:22
FINISH
26.22 mi15:26:524:01:139:138:19
8:10
-1:33

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

8:10 /mi

Average Pace

9:12 /mi

Slowest Pace

10:13 /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

1:44:11

43% of race

Time at Steady Pace

2:03:28

51% of race

Time at Slower Pace

13:34

6% of race

Average Pace: 9:12 /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 mi11:54:5929:209:2729:20
9:27
#24301
10K
6.21 mi12:22:4457:059:1227:45
8:56
#23499
15K
9.32 mi12:50:231:24:449:0627:39
8:54
#23106
20K
12.43 mi13:18:031:52:249:0327:40
8:55
#22685
HALF
13.11 mi13:24:141:58:359:036:11
9:05
#22702
25K
15.53 mi13:46:302:20:519:0522:16
9:11
#22568
30K
18.64 mi14:16:112:50:329:0929:41
9:34
#22408
20M
20.00 mi14:29:083:03:299:1112:57
9:33
#22304
21M
21.00 mi14:39:213:13:429:1410:13
10:13
#22235
35K
21.75 mi14:45:583:20:199:136:37
8:51
#22115
23M
23.00 mi14:57:503:32:119:1411:52
9:29
#22027
24M
24.00 mi15:07:133:41:349:149:23
9:23
#21984
40K
24.85 mi15:15:123:49:339:157:59
9:21
#21932
25.2M
25.20 mi15:18:333:52:549:153:21
9:43
#21885
FINISH
26.22 mi15:26:524:01:139:138:19
8:10
#21741
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 mi243019822982222219(Top 77%)8738(Top 69%)8738(Top 153%)
10K6.21 mi3.10 mi23499+8029409+4139409+41322552(Top 78%)8925(Top 71%)8925(Top 156%)
15K9.32 mi3.11 mi23106+3939197+2129197+21222219(Top 77%)8738(Top 69%)8738(Top 153%)
20K12.43 mi3.11 mi22685+4218989+2088989+20821509(Top 74%)8413(Top 67%)8413(Top 147%)
HALF13.11 mi0.68 mi22702-178995-68995-623052(Top 79%)9182(Top 73%)9182(Top 161%)
25K15.53 mi2.42 mi22568+1348942+538942+5321964(Top 76%)8659(Top 69%)8659(Top 151%)
30K18.64 mi3.11 mi22408+1608897+458897+4521816(Top 75%)8672(Top 69%)8672(Top 152%)
20M20.00 mi1.36 mi22304+1048851+468851+4621190(Top 73%)8446(Top 67%)8446(Top 148%)
21M21.00 mi1.00 mi22235+698831+208831+2021132(Top 73%)8453(Top 67%)8453(Top 148%)
35K21.75 mi0.75 mi22115+1208777+548777+5419408(Top 67%)7669(Top 61%)7669(Top 134%)
23M23.00 mi1.25 mi22027+888767+108767+1020561(Top 71%)8240(Top 66%)8240(Top 144%)
24M24.00 mi1.00 mi21984+438745+228745+2220940(Top 72%)8511(Top 68%)8511(Top 149%)
40K24.85 mi0.85 mi21932+528727+188727+1819835(Top 68%)8002(Top 64%)8002(Top 140%)
25.2M25.20 mi0.35 mi21885+478703+248703+2418366(Top 63%)7258(Top 58%)7258(Top 127%)
FINISH26.22 mi1.02 mi21741+1448636+678636+6716244(Top 56%)6096(Top 48%)6096(Top 107%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21
+97ft-345ft

Overall

22219

Females

8738

F18-39

8738

5K→10K

3.1 - 6.2 mi

Top 78%
×5
+79ft-138ft

Overall

22552

Females

8925

F18-39

8925

10K→15K

6.2 - 9.3 mi

Top 77%
×3
+67ft-78ft

Overall

22219

Females

8738

F18-39

8738

15K→20K

9.3 - 12.4 mi

Top 74%
×5
+106ft-86ft

Overall

21509

Females

8413

F18-39

8413

20K→HALF

12.4 - 13.1 mi

Top 79%
×2
+19ft-37ft

Overall

23052

Females

9182

F18-39

9182

HALF→25K

13.1 - 15.5 mi

Top 76%
×4
+66ft-88ft

Overall

21964

Females

8659

F18-39

8659

25K→30K

15.5 - 18.6 mi

Top 75%
×9
+181ft-148ft

Overall

21816

Females

8672

F18-39

8672

30K→20M

18.6 - 20.0 mi

Top 73%
×5
+64ft-50ft

Overall

21190

Females

8446

F18-39

8446

20M→21M

20.0 - 21.0 mi

Top 73%
×8
+106ft-24ft

Overall

21132

Females

8453

F18-39

8453

21M→35K

21.0 - 21.8 mi

Top 67%
×7
+17ft-86ft

Overall

19408

Females

7669

F18-39

7669

35K→23M

21.8 - 23.0 mi

Top 71%
×5
+23ft-63ft

Overall

20561

Females

8240

F18-39

8240

23M→24M

23.0 - 24.0 mi

Top 72%
×6
+12ft-82ft

Overall

20940

Females

8511

F18-39

8511

24M→40K

24.0 - 24.9 mi

Top 68%
×1
+6ft-20ft

Overall

19835

Females

8002

F18-39

8002

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1
+13ft-16ft

Overall

18366

Females

7258

F18-39

7258

25.2M→FINISH

25.2 - 26.2 mi

Top 56%
×2
+22ft-21ft

Overall

16244

Females

6096

F18-39

6096

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2994
Passed By
434
Net Change
+2560
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24301
5K → 10K83129+802#24301#23499
10K → 15K43037+393#23499#23106
15K → 20K43211+421#23106#22685
20K → HALF2037-17#22685#22702
HALF → 25K19258+134#22702#22568
25K → 30K25898+160#22568#22408
30K → 20M13531+104#22408#22304
20M → 21M10738+69#22304#22235
21M → 35K1277+120#22235#22115
35K → 23M13244+88#22115#22027
23M → 24M6623+43#22027#21984
24M → 40K6614+52#21984#21932
40K → 25.2M514+47#21932#21885
25.2M → FINISH1473+144#21885#21741
TOTALS2994434+2560
📊

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