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BOSTON MARATHON 2026

Alessandra Cristina Guardia

Bib: 30736•F

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0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F50-54)
#0 / 1233
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
28:25
3.11 mi
Rank: #23264
Start → 5K
28:25 | 9:09/mi
10K
55:36
6.21 mi
Rank: #22493 (+771)
5K → 10K
27:11 | 8:45/mi
15K
1:23:25
9.32 mi
Rank: #22512 (-19)
10K → 15K
27:49 | 8:58/mi
20K
1:51:06
12.43 mi
Rank: #22219 (+293)
15K → 20K
27:41 | 8:55/mi
HALF
1:56:56
13.11 mi
Rank: #22136 (+83)
20K → HALF
5:50 | 8:34/mi
25K
2:19:45
15.53 mi
Rank: #22242 (-106)
HALF → 25K
22:49 | 9:25/mi
30K
2:48:44
18.64 mi
Rank: #22001 (+241)
25K → 30K
28:59 | 9:20/mi
20M
3:01:29
20.00 mi
Rank: #21874 (+127)
30K → 20M
12:45 | 9:24/mi
21M
3:12:30
21.00 mi
Rank: #21984 (-110)
20M → 21M
11:01 | 11:01/mi
35K
3:19:05
21.75 mi
Rank: #21878 (+106)
21M → 35K
6:35 | 8:48/mi
23M
3:30:38
23.00 mi
Rank: #21755 (+123)
35K → 23M
11:33 | 9:14/mi
24M
3:39:34
24.00 mi
Rank: #21677 (+78)
23M → 24M
8:56 | 8:56/mi
40K
3:47:36
24.85 mi
Rank: #21618 (+59)
24M → 40K
8:02 | 9:24/mi
25.2M
3:51:15
25.20 mi
Rank: #21638 (-20)
40K → 25.2M
3:39 | 10:36/mi
FINISH
4:00:44
26.22 mi
Rank: #21678 (-40)
25.2M → FINISH
9:29 | 9:19/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:56:56
Pace8:56 /mi
2nd Half
Distance13.11 mi
Time2:03:48
Pace9:27 /mi
📊Positive Split: 5.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:3328:259:0928:25
9:09
-
10K
6.21 mi12:20:4455:368:5727:11
8:45
-0:24
15K
9.32 mi12:48:331:23:258:5727:49
8:58
+0:13
20K
12.43 mi13:16:141:51:068:5727:41
8:55
-0:03
HALF
13.11 mi13:22:041:56:568:565:50
8:34
-0:21
25K
15.53 mi13:44:532:19:459:0022:49
9:25
+0:51
30K
18.64 mi14:13:522:48:449:0428:59
9:20
-0:05
20M
20.00 mi14:26:373:01:299:0512:45
9:24
+0:04
21M
21.00 mi14:37:383:12:309:1111:01
11:01
+1:37
35K
21.75 mi14:44:133:19:059:106:35
8:48
-2:13
23M
23.00 mi14:55:463:30:389:1011:33
9:14
+0:26
24M
24.00 mi15:04:423:39:349:098:56
8:56
-0:18
40K
24.85 mi15:12:443:47:369:108:02
9:24
+0:28
25.2M
25.20 mi15:16:233:51:159:113:39
10:36
+1:12
FINISH
26.22 mi15:25:524:00:449:129:29
9:19
-1:17

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

8:34 /mi

Average Pace

9:11 /mi

Slowest Pace

11:01 /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

39:36

16% of race

Time at Steady Pace

3:06:28

77% of race

Time at Slower Pace

14:40

6% of race

Average Pace: 9:11 /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 mi11:53:3328:259:0928:25
9:09
#23264
10K
6.21 mi12:20:4455:368:5727:11
8:45
#22493
15K
9.32 mi12:48:331:23:258:5727:49
8:58
#22512
20K
12.43 mi13:16:141:51:068:5727:41
8:55
#22219
HALF
13.11 mi13:22:041:56:568:565:50
8:34
#22136
25K
15.53 mi13:44:532:19:459:0022:49
9:25
#22242
30K
18.64 mi14:13:522:48:449:0428:59
9:20
#22001
20M
20.00 mi14:26:373:01:299:0512:45
9:24
#21874
21M
21.00 mi14:37:383:12:309:1111:01
11:01
#21984
35K
21.75 mi14:44:133:19:059:106:35
8:48
#21878
23M
23.00 mi14:55:463:30:389:1011:33
9:14
#21755
24M
24.00 mi15:04:423:39:349:098:56
8:56
#21677
40K
24.85 mi15:12:443:47:369:108:02
9:24
#21618
25.2M
25.20 mi15:16:233:51:159:113:39
10:36
#21638
FINISH
26.22 mi15:25:524:00:449:129:29
9:19
#21678
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi232649304930422476(Top 77%)8861(Top 70%)8861(Top 719%)
10K6.21 mi3.10 mi22493+7718911+3938911+39321674(Top 75%)8482(Top 67%)8482(Top 688%)
15K9.32 mi3.11 mi22512-198914-38914-322476(Top 77%)8861(Top 70%)8861(Top 719%)
20K12.43 mi3.11 mi22219+2938768+1468768+14621533(Top 74%)8426(Top 67%)8426(Top 683%)
HALF13.11 mi0.68 mi22136+838728+408728+4020658(Top 71%)7958(Top 63%)7958(Top 645%)
25K15.53 mi2.42 mi22242-1068786-588786-5822749(Top 78%)9065(Top 72%)9065(Top 735%)
30K18.64 mi3.11 mi22001+2418683+1038683+10321062(Top 73%)8294(Top 66%)8294(Top 673%)
20M20.00 mi1.36 mi21874+1278630+538630+5320652(Top 71%)8169(Top 65%)8169(Top 663%)
21M21.00 mi1.00 mi21984-1108707-778707-7723151(Top 80%)9505(Top 76%)9505(Top 771%)
35K21.75 mi0.75 mi21878+1068663+448663+4419183(Top 66%)7551(Top 60%)7551(Top 612%)
23M23.00 mi1.25 mi21755+1238614+498614+4919579(Top 67%)7781(Top 62%)7781(Top 631%)
24M24.00 mi1.00 mi21677+788581+338581+3319198(Top 66%)7621(Top 61%)7621(Top 618%)
40K24.85 mi0.85 mi21618+598559+228559+2220037(Top 69%)8090(Top 64%)8090(Top 656%)
25.2M25.20 mi0.35 mi21638-208574-158574-1521353(Top 74%)8753(Top 70%)8753(Top 710%)
FINISH26.22 mi1.02 mi21678-408601-278601-2721694(Top 75%)8908(Top 71%)8908(Top 722%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21
+97ft-345ft

Overall

22476

Females

8861

F50-54

8861

5K→10K

3.1 - 6.2 mi

Top 75%
×5
+79ft-138ft

Overall

21674

Females

8482

F50-54

8482

10K→15K

6.2 - 9.3 mi

Top 77%
×3
+67ft-78ft

Overall

22476

Females

8861

F50-54

8861

15K→20K

9.3 - 12.4 mi

Top 74%
×5
+106ft-86ft

Overall

21533

Females

8426

F50-54

8426

20K→HALF

12.4 - 13.1 mi

Top 71%
×2
+19ft-37ft

Overall

20658

Females

7958

F50-54

7958

HALF→25K

13.1 - 15.5 mi

Top 78%
×4
+66ft-88ft

Overall

22749

Females

9065

F50-54

9065

25K→30K

15.5 - 18.6 mi

Top 73%
×9
+181ft-148ft

Overall

21062

Females

8294

F50-54

8294

30K→20M

18.6 - 20.0 mi

Top 71%
×5
+64ft-50ft

Overall

20652

Females

8169

F50-54

8169

20M→21M

20.0 - 21.0 mi

Top 80%
×8
+106ft-24ft

Overall

23151

Females

9505

F50-54

9505

21M→35K

21.0 - 21.8 mi

Top 66%
×7
+17ft-86ft

Overall

19183

Females

7551

F50-54

7551

35K→23M

21.8 - 23.0 mi

Top 67%
×5
+23ft-63ft

Overall

19579

Females

7781

F50-54

7781

23M→24M

23.0 - 24.0 mi

Top 66%
×6
+12ft-82ft

Overall

19198

Females

7621

F50-54

7621

24M→40K

24.0 - 24.9 mi

Top 69%
×1
+6ft-20ft

Overall

20037

Females

8090

F50-54

8090

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1
+13ft-16ft

Overall

21353

Females

8753

F50-54

8753

25.2M→FINISH

25.2 - 26.2 mi

Top 75%
×2
+22ft-21ft

Overall

21694

Females

8908

F50-54

8908

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2472
Passed By
886
Net Change
+1586
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23264
5K → 10K82655+771#23264#22493
10K → 15K155174-19#22493#22512
15K → 20K33340+293#22512#22219
20K → HALF852+83#22219#22136
HALF → 25K94200-106#22136#22242
25K → 30K29352+241#22242#22001
30K → 20M14215+127#22001#21874
20M → 21M57167-110#21874#21984
21M → 35K1126+106#21984#21878
35K → 23M14724+123#21878#21755
23M → 24M9820+78#21755#21677
24M → 40K7819+59#21677#21618
40K → 25.2M1838-20#21618#21638
25.2M → FINISH3474-40#21638#21678
TOTALS2472886+1586
📊

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