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BOSTON MARATHON 2026

Gloria Jessica Guerra Castillo

Bib: 20158•F

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 30%
Gender (Female)
#0 / 12578
Top 13%
Masters (Masters Women)
#0 / 6862
Top 4%
Age Group (F40-44)
#0 / 1737
Top 8%
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
22:24
3.11 mi
Rank: #10277
Start → 5K
22:24 | 7:13/mi
10K
44:39
6.21 mi
Rank: #10074 (+203)
5K → 10K
22:15 | 7:10/mi
15K
1:06:51
9.32 mi
Rank: #9891 (+183)
10K → 15K
22:12 | 7:09/mi
20K
1:29:20
12.43 mi
Rank: #9790 (+101)
15K → 20K
22:29 | 7:15/mi
HALF
1:34:11
13.11 mi
Rank: #9772 (+18)
20K → HALF
4:51 | 7:07/mi
25K
1:51:42
15.53 mi
Rank: #9628 (+144)
HALF → 25K
17:31 | 7:14/mi
30K
2:14:28
18.64 mi
Rank: #9363 (+265)
25K → 30K
22:46 | 7:20/mi
20M
2:24:25
20.00 mi
Rank: #9200 (+163)
30K → 20M
9:57 | 7:20/mi
21M
2:32:16
21.00 mi
Rank: #9148 (+52)
20M → 21M
7:51 | 7:51/mi
35K
2:37:41
21.75 mi
Rank: #9109 (+39)
21M → 35K
5:25 | 7:15/mi
23M
2:46:49
23.00 mi
Rank: #8963 (+146)
35K → 23M
9:08 | 7:18/mi
24M
2:54:03
24.00 mi
Rank: #8876 (+87)
23M → 24M
7:14 | 7:14/mi
40K
3:00:19
24.85 mi
Rank: #8785 (+91)
24M → 40K
6:16 | 7:20/mi
25.2M
3:03:03
25.20 mi
Rank: #8743 (+42)
40K → 25.2M
2:44 | 7:56/mi
FINISH
3:10:20
26.22 mi
Rank: #8703 (+40)
25.2M → FINISH
7:17 | 7:09/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:34:11
Pace7:12 /mi
2nd Half
Distance13.11 mi
Time1:36:09
Pace7:21 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:5322:247:1322:24
7:13
-
10K
6.21 mi11:17:0844:397:1222:15
7:10
-0:03
15K
9.32 mi11:39:201:06:517:1122:12
7:09
-0:01
20K
12.43 mi12:01:491:29:207:1222:29
7:15
+0:06
HALF
13.11 mi12:06:401:34:117:124:51
7:07
-0:08
25K
15.53 mi12:24:111:51:427:1217:31
7:14
+0:07
30K
18.64 mi12:46:572:14:287:1322:46
7:20
+0:06
20M
20.00 mi12:56:542:24:257:149:57
7:20
0:00
21M
21.00 mi13:04:452:32:167:167:51
7:51
+0:31
35K
21.75 mi13:10:102:37:417:165:25
7:15
-0:36
23M
23.00 mi13:19:182:46:497:169:08
7:18
+0:03
24M
24.00 mi13:26:322:54:037:167:14
7:14
-0:04
40K
24.85 mi13:32:483:00:197:166:16
7:20
+0:06
25.2M
25.20 mi13:35:323:03:037:162:44
7:56
+0:36
FINISH
26.22 mi13:42:493:10:207:167:17
7:09
-0:47

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

7:07 /mi

Average Pace

7:16 /mi

Slowest Pace

7:56 /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

2:59:45

94% of race

Time at Steady Pace

10:35

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:16 /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 mi10:54:5322:247:1322:24
7:13
#10277
10K
6.21 mi11:17:0844:397:1222:15
7:10
#10074
15K
9.32 mi11:39:201:06:517:1122:12
7:09
#9891
20K
12.43 mi12:01:491:29:207:1222:29
7:15
#9790
HALF
13.11 mi12:06:401:34:117:124:51
7:07
#9772
25K
15.53 mi12:24:111:51:427:1217:31
7:14
#9628
30K
18.64 mi12:46:572:14:287:1322:46
7:20
#9363
20M
20.00 mi12:56:542:24:257:149:57
7:20
#9200
21M
21.00 mi13:04:452:32:167:167:51
7:51
#9148
35K
21.75 mi13:10:102:37:417:165:25
7:15
#9109
23M
23.00 mi13:19:182:46:497:169:08
7:18
#8963
24M
24.00 mi13:26:322:54:037:167:14
7:14
#8876
40K
24.85 mi13:32:483:00:197:166:16
7:20
#8785
25.2M
25.20 mi13:35:323:03:037:162:44
7:56
#8743
FINISH
26.22 mi13:42:493:10:207:167:17
7:09
#8703
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi10277201020109661(Top 33%)1777(Top 14%)1777(Top 102%)
10K6.21 mi3.10 mi10074+2031930+801930+809935(Top 34%)1878(Top 15%)1878(Top 108%)
15K9.32 mi3.11 mi9891+1831856+741856+749661(Top 33%)1777(Top 14%)1777(Top 102%)
20K12.43 mi3.11 mi9790+1011841+151841+159644(Top 33%)1870(Top 15%)1870(Top 108%)
HALF13.11 mi0.68 mi9772+181832+91832+99617(Top 33%)1790(Top 14%)1790(Top 103%)
25K15.53 mi2.42 mi9628+1441787+451787+459066(Top 31%)1676(Top 13%)1676(Top 96%)
30K18.64 mi3.11 mi9363+2651719+681719+688320(Top 29%)1514(Top 12%)1514(Top 87%)
20M20.00 mi1.36 mi9200+1631682+371682+377877(Top 27%)1430(Top 11%)1430(Top 82%)
21M21.00 mi1.00 mi9148+52168216828883(Top 31%)1975(Top 16%)1975(Top 114%)
35K21.75 mi0.75 mi9109+391686-41686-48877(Top 31%)1953(Top 16%)1953(Top 112%)
23M23.00 mi1.25 mi8963+1461656+301656+307488(Top 26%)1418(Top 11%)1418(Top 82%)
24M24.00 mi1.00 mi8876+871650+61650+68123(Top 28%)1780(Top 14%)1780(Top 102%)
40K24.85 mi0.85 mi8785+911635+151635+157700(Top 27%)1666(Top 13%)1666(Top 96%)
25.2M25.20 mi0.35 mi8743+421631+41631+47966(Top 27%)1849(Top 15%)1849(Top 106%)
FINISH26.22 mi1.02 mi8703+401641-101641-108725(Top 30%)2246(Top 18%)2246(Top 129%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21
+97ft-345ft

Overall

9661

Females

1777

F40-44

1777

5K→10K

3.1 - 6.2 mi

Top 34%
×5
+79ft-138ft

Overall

9935

Females

1878

F40-44

1878

10K→15K

6.2 - 9.3 mi

Top 33%
×3
+67ft-78ft

Overall

9661

Females

1777

F40-44

1777

15K→20K

9.3 - 12.4 mi

Top 33%
×5
+106ft-86ft

Overall

9644

Females

1870

F40-44

1870

20K→HALF

12.4 - 13.1 mi

Top 33%
×2
+19ft-37ft

Overall

9617

Females

1790

F40-44

1790

HALF→25K

13.1 - 15.5 mi

Top 31%
×4
+66ft-88ft

Overall

9066

Females

1676

F40-44

1676

25K→30K

15.5 - 18.6 mi

Top 29%
×9
+181ft-148ft

Overall

8320

Females

1514

F40-44

1514

30K→20M

18.6 - 20.0 mi

Top 27%
×5
+64ft-50ft

Overall

7877

Females

1430

F40-44

1430

20M→21M

20.0 - 21.0 mi

Top 31%
×8
+106ft-24ft

Overall

8883

Females

1975

F40-44

1975

21M→35K

21.0 - 21.8 mi

Top 31%
×7
+17ft-86ft

Overall

8877

Females

1953

F40-44

1953

35K→23M

21.8 - 23.0 mi

Top 26%
×5
+23ft-63ft

Overall

7488

Females

1418

F40-44

1418

23M→24M

23.0 - 24.0 mi

Top 28%
×6
+12ft-82ft

Overall

8123

Females

1780

F40-44

1780

24M→40K

24.0 - 24.9 mi

Top 27%
×1
+6ft-20ft

Overall

7700

Females

1666

F40-44

1666

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1
+13ft-16ft

Overall

7966

Females

1849

F40-44

1849

25.2M→FINISH

25.2 - 26.2 mi

Top 30%
×2
+22ft-21ft

Overall

8725

Females

2246

F40-44

2246

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2263*
Passed By
688
Net Change
+1574
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10277
5K → 10K356152+203#10277#10074
10K → 15K276*93+183#10074#9891
15K → 20K208107+101#9891#9790
20K → HALF4123+18#9790#9772
HALF → 25K18137+144#9772#9628
25K → 30K30136+265#9628#9363
30K → 20M18118+163#9363#9200
20M → 21M11159+52#9200#9148
21M → 35K7738+39#9148#9109
35K → 23M16115+146#9109#8963
23M → 24M12134+87#8963#8876
24M → 40K11221+91#8876#8785
40K → 25.2M5311+42#8785#8743
25.2M → FINISH8444+40#8743#8703
TOTALS2263*688+1574

* 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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing