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BOSTON MARATHON 2026

Alexa Guest

Bib: 17776•F

MI

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0:00
0:00
/ mi
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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
24:57
3.11 mi
Rank: #17173
Start → 5K
24:57 | 8:02/mi
10K
50:25
6.21 mi
Rank: #17862 (-689)
5K → 10K
25:28 | 8:12/mi
15K
1:17:52
9.32 mi
Rank: #19322 (-1460)
10K → 15K
27:27 | 8:51/mi
20K
1:44:09
12.43 mi
Rank: #19261 (+61)
15K → 20K
26:17 | 8:28/mi
HALF
1:49:50
13.11 mi
Rank: #19258 (+3)
20K → HALF
5:41 | 8:21/mi
25K
2:10:44
15.53 mi
Rank: #19243 (+15)
HALF → 25K
20:54 | 8:38/mi
30K
2:38:12
18.64 mi
Rank: #19108 (+135)
25K → 30K
27:28 | 8:51/mi
20M
2:49:53
20.00 mi
Rank: #18932 (+176)
30K → 20M
11:41 | 8:37/mi
21M
2:58:42
21.00 mi
Rank: #18709 (+223)
20M → 21M
8:49 | 8:49/mi
35K
3:04:22
21.75 mi
Rank: #18480 (+229)
21M → 35K
5:40 | 7:35/mi
23M
3:14:39
23.00 mi
Rank: #18235 (+245)
35K → 23M
10:17 | 8:14/mi
24M
3:22:49
24.00 mi
Rank: #18080 (+155)
23M → 24M
8:10 | 8:10/mi
40K
3:30:05
24.85 mi
Rank: #17969 (+111)
24M → 40K
7:16 | 8:30/mi
25.2M
3:33:07
25.20 mi
Rank: #17885 (+84)
40K → 25.2M
3:02 | 8:48/mi
FINISH
3:41:08
26.22 mi
Rank: #17737 (+148)
25.2M → FINISH
8:01 | 7:53/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:49:50
Pace8:23 /mi
2nd Half
Distance13.11 mi
Time1:51:18
Pace8:30 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:07:1424:578:0224:57
8:02
-
10K
6.21 mi11:32:4250:258:0725:28
8:12
+0:10
15K
9.32 mi12:00:091:17:528:2227:27
8:51
+0:39
20K
12.43 mi12:26:261:44:098:2326:17
8:28
-0:23
HALF
13.11 mi12:32:071:49:508:235:41
8:21
-0:07
25K
15.53 mi12:53:012:10:448:2520:54
8:38
+0:17
30K
18.64 mi13:20:292:38:128:3027:28
8:51
+0:13
20M
20.00 mi13:32:102:49:538:3011:41
8:37
-0:14
21M
21.00 mi13:40:592:58:428:318:49
8:49
+0:12
35K
21.75 mi13:46:393:04:228:295:40
7:35
-1:14
23M
23.00 mi13:56:563:14:398:2810:17
8:14
+0:39
24M
24.00 mi14:05:063:22:498:288:10
8:10
-0:04
40K
24.85 mi14:12:223:30:058:287:16
8:30
+0:20
25.2M
25.20 mi14:15:243:33:078:283:02
8:48
+0:18
FINISH
26.22 mi14:23:253:41:088:278:01
7:53
-0:55

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

7:35 /mi

Average Pace

8:26 /mi

Slowest Pace

8:51 /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

1:22:33

37% of race

Time at Steady Pace

2:18:35

63% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:26 /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 mi11:07:1424:578:0224:57
8:02
#17173
10K
6.21 mi11:32:4250:258:0725:28
8:12
#17862
15K
9.32 mi12:00:091:17:528:2227:27
8:51
#19322
20K
12.43 mi12:26:261:44:098:2326:17
8:28
#19261
HALF
13.11 mi12:32:071:49:508:235:41
8:21
#19258
25K
15.53 mi12:53:012:10:448:2520:54
8:38
#19243
30K
18.64 mi13:20:292:38:128:3027:28
8:51
#19108
20M
20.00 mi13:32:102:49:538:3011:41
8:37
#18932
21M
21.00 mi13:40:592:58:428:318:49
8:49
#18709
35K
21.75 mi13:46:393:04:228:295:40
7:35
#18480
23M
23.00 mi13:56:563:14:398:2810:17
8:14
#18235
24M
24.00 mi14:05:063:22:498:288:10
8:10
#18080
40K
24.85 mi14:12:223:30:058:287:16
8:30
#17969
25.2M
25.20 mi14:15:243:33:078:283:02
8:48
#17885
FINISH
26.22 mi14:23:253:41:088:278:01
7:53
#17737
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 mi171736025602521910(Top 75%)8593(Top 68%)8593(Top 150%)
10K6.21 mi3.10 mi17862-6896414-3896414-38918561(Top 64%)6778(Top 54%)6778(Top 119%)
15K9.32 mi3.11 mi19322-14607230-8167230-81621910(Top 75%)8593(Top 68%)8593(Top 150%)
20K12.43 mi3.11 mi19261+617205+257205+2519069(Top 66%)7107(Top 57%)7107(Top 124%)
HALF13.11 mi0.68 mi19258+37206-17206-119276(Top 66%)7180(Top 57%)7180(Top 126%)
25K15.53 mi2.42 mi19243+157207-17207-119285(Top 66%)7283(Top 58%)7283(Top 127%)
30K18.64 mi3.11 mi19108+1357166+417166+4118781(Top 65%)7096(Top 56%)7096(Top 124%)
20M20.00 mi1.36 mi18932+1767080+867080+8616824(Top 58%)6107(Top 49%)6107(Top 107%)
21M21.00 mi1.00 mi18709+2236967+1136967+11315133(Top 52%)5220(Top 42%)5220(Top 91%)
35K21.75 mi0.75 mi18480+2296855+1126855+11211480(Top 40%)3280(Top 26%)3280(Top 57%)
23M23.00 mi1.25 mi18235+2456746+1096746+10913961(Top 48%)4699(Top 37%)4699(Top 82%)
24M24.00 mi1.00 mi18080+1556675+716675+7114906(Top 51%)5295(Top 42%)5295(Top 93%)
40K24.85 mi0.85 mi17969+1116636+396636+3915721(Top 54%)5818(Top 46%)5818(Top 102%)
25.2M25.20 mi0.35 mi17885+846599+376599+3713623(Top 47%)4718(Top 38%)4718(Top 83%)
FINISH26.22 mi1.02 mi17737+1486538+616538+6114312(Top 49%)5087(Top 40%)5087(Top 89%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21
+97ft-345ft

Overall

21910

Females

8593

F18-39

8593

5K→10K

3.1 - 6.2 mi

Top 64%
×5
+79ft-138ft

Overall

18561

Females

6778

F18-39

6778

10K→15K

6.2 - 9.3 mi

Top 75%
×3
+67ft-78ft

Overall

21910

Females

8593

F18-39

8593

15K→20K

9.3 - 12.4 mi

Top 66%
×5
+106ft-86ft

Overall

19069

Females

7107

F18-39

7107

20K→HALF

12.4 - 13.1 mi

Top 66%
×2
+19ft-37ft

Overall

19276

Females

7180

F18-39

7180

HALF→25K

13.1 - 15.5 mi

Top 66%
×4
+66ft-88ft

Overall

19285

Females

7283

F18-39

7283

25K→30K

15.5 - 18.6 mi

Top 65%
×9
+181ft-148ft

Overall

18781

Females

7096

F18-39

7096

30K→20M

18.6 - 20.0 mi

Top 58%
×5
+64ft-50ft

Overall

16824

Females

6107

F18-39

6107

20M→21M

20.0 - 21.0 mi

Top 52%
×8
+106ft-24ft

Overall

15133

Females

5220

F18-39

5220

21M→35K

21.0 - 21.8 mi

Top 40%
×7
+17ft-86ft

Overall

11480

Females

3280

F18-39

3280

35K→23M

21.8 - 23.0 mi

Top 48%
×5
+23ft-63ft

Overall

13961

Females

4699

F18-39

4699

23M→24M

23.0 - 24.0 mi

Top 51%
×6
+12ft-82ft

Overall

14906

Females

5295

F18-39

5295

24M→40K

24.0 - 24.9 mi

Top 54%
×1
+6ft-20ft

Overall

15721

Females

5818

F18-39

5818

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1
+13ft-16ft

Overall

13623

Females

4718

F18-39

4718

25.2M→FINISH

25.2 - 26.2 mi

Top 49%
×2
+22ft-21ft

Overall

14312

Females

5087

F18-39

5087

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2107
Passed By
2671
Net Change
-564
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17173
5K → 10K69758-689#17173#17862
10K → 15K81468-1460#17862#19322
15K → 20K178117+61#19322#19261
20K → HALF2926+3#19261#19258
HALF → 25K123108+15#19258#19243
25K → 30K249114+135#19243#19108
30K → 20M20024+176#19108#18932
20M → 21M23411+223#18932#18709
21M → 35K2301+229#18709#18480
35K → 23M2516+245#18480#18235
23M → 24M1649+155#18235#18080
24M → 40K12615+111#18080#17969
40K → 25.2M851+84#17969#17885
25.2M → FINISH16113+148#17885#17737
TOTALS21072671-564
📊

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