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BOSTON MARATHON 2026

Jessica Calvo

Bib: 20204•F

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0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 38%
Masters (Masters Women)
#0 / 6862
Top 22%
Age Group (F40-44)
#0 / 1737
Top 46%
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
24:22
3.11 mi
Rank: #15784
Start → 5K
24:22 | 7:51/mi
10K
48:51
6.21 mi
Rank: #15998 (-214)
5K → 10K
24:29 | 7:53/mi
15K
1:13:29
9.32 mi
Rank: #16122 (-124)
10K → 15K
24:38 | 7:56/mi
20K
1:38:21
12.43 mi
Rank: #16123 (-1)
15K → 20K
24:52 | 8:01/mi
HALF
1:43:44
13.11 mi
Rank: #16137 (-14)
20K → HALF
5:23 | 7:54/mi
25K
2:02:59
15.53 mi
Rank: #15916 (+221)
HALF → 25K
19:15 | 7:57/mi
30K
2:28:25
18.64 mi
Rank: #15690 (+226)
25K → 30K
25:26 | 8:12/mi
20M
2:39:33
20.00 mi
Rank: #15578 (+112)
30K → 20M
11:08 | 8:12/mi
21M
2:47:58
21.00 mi
Rank: #15359 (+219)
20M → 21M
8:25 | 8:25/mi
35K
2:53:59
21.75 mi
Rank: #15310 (+49)
21M → 35K
6:01 | 8:03/mi
23M
3:04:06
23.00 mi
Rank: #15165 (+145)
35K → 23M
10:07 | 8:06/mi
24M
3:12:00
24.00 mi
Rank: #15039 (+126)
23M → 24M
7:54 | 7:54/mi
40K
3:18:45
24.85 mi
Rank: #14898 (+141)
24M → 40K
6:45 | 7:54/mi
25.2M
3:21:38
25.20 mi
Rank: #14843 (+55)
40K → 25.2M
2:53 | 8:22/mi
FINISH
3:29:00
26.22 mi
Rank: #14625 (+218)
25.2M → FINISH
7:22 | 7:14/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:43:44
Pace7:55 /mi
2nd Half
Distance13.11 mi
Time1:45:16
Pace8:02 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:09:4024:227:5124:22
7:51
-
10K
6.21 mi11:34:0948:517:5224:29
7:53
+0:02
15K
9.32 mi11:58:471:13:297:5424:38
7:56
+0:03
20K
12.43 mi12:23:391:38:217:5524:52
8:01
+0:05
HALF
13.11 mi12:29:021:43:447:555:23
7:54
-0:07
25K
15.53 mi12:48:172:02:597:5619:15
7:57
+0:03
30K
18.64 mi13:13:432:28:257:5825:26
8:12
+0:15
20M
20.00 mi13:24:512:39:337:5911:08
8:12
0:00
21M
21.00 mi13:33:162:47:588:008:25
8:25
+0:13
35K
21.75 mi13:39:172:53:598:006:01
8:03
-0:22
23M
23.00 mi13:49:243:04:068:0110:07
8:06
+0:03
24M
24.00 mi13:57:183:12:008:017:54
7:54
-0:12
40K
24.85 mi14:04:033:18:458:006:45
7:54
0:00
25.2M
25.20 mi14:06:563:21:388:012:53
8:22
+0:28
FINISH
26.22 mi14:14:183:29:007:597:22
7:14
-1:08

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

7:14 /mi

Average Pace

7:59 /mi

Slowest Pace

8:25 /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

2:00:08

57% of race

Time at Steady Pace

1:28:52

43% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:58 /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 mi11:09:4024:227:5124:22
7:51
#15784
10K
6.21 mi11:34:0948:517:5224:29
7:53
#15998
15K
9.32 mi11:58:471:13:297:5424:38
7:56
#16122
20K
12.43 mi12:23:391:38:217:5524:52
8:01
#16123
HALF
13.11 mi12:29:021:43:447:555:23
7:54
#16137
25K
15.53 mi12:48:172:02:597:5619:15
7:57
#15916
30K
18.64 mi13:13:432:28:257:5825:26
8:12
#15690
20M
20.00 mi13:24:512:39:337:5911:08
8:12
#15578
21M
21.00 mi13:33:162:47:588:008:25
8:25
#15359
35K
21.75 mi13:39:172:53:598:006:01
8:03
#15310
23M
23.00 mi13:49:243:04:068:0110:07
8:06
#15165
24M
24.00 mi13:57:183:12:008:017:54
7:54
#15039
40K
24.85 mi14:04:033:18:458:006:45
7:54
#14898
25.2M
25.20 mi14:06:563:21:388:012:53
8:22
#14843
FINISH
26.22 mi14:14:183:29:007:597:22
7:14
#14625
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 mi157845175517516443(Top 57%)5582(Top 44%)5582(Top 321%)
10K6.21 mi3.10 mi15998-2145333-1585333-15816301(Top 56%)5494(Top 44%)5494(Top 316%)
15K9.32 mi3.11 mi16122-1245406-735406-7316443(Top 57%)5582(Top 44%)5582(Top 321%)
20K12.43 mi3.11 mi16123-15423-175423-1716150(Top 56%)5457(Top 43%)5457(Top 314%)
HALF13.11 mi0.68 mi16137-145433-105433-1016331(Top 56%)5519(Top 44%)5519(Top 318%)
25K15.53 mi2.42 mi15916+2215318+1155318+11514918(Top 51%)4832(Top 38%)4832(Top 278%)
30K18.64 mi3.11 mi15690+2265217+1015217+10114843(Top 51%)4879(Top 39%)4879(Top 281%)
20M20.00 mi1.36 mi15578+1125166+515166+5114263(Top 49%)4633(Top 37%)4633(Top 267%)
21M21.00 mi1.00 mi15359+2195065+1015065+10112633(Top 44%)3863(Top 31%)3863(Top 222%)
35K21.75 mi0.75 mi15310+495049+165049+1614796(Top 51%)5077(Top 40%)5077(Top 292%)
23M23.00 mi1.25 mi15165+1454989+604989+6013069(Top 45%)4204(Top 33%)4204(Top 242%)
24M24.00 mi1.00 mi15039+1264943+464943+4613062(Top 45%)4290(Top 34%)4290(Top 247%)
40K24.85 mi0.85 mi14898+1414880+634880+6311801(Top 41%)3682(Top 29%)3682(Top 212%)
25.2M25.20 mi0.35 mi14843+554854+264854+2610852(Top 37%)3293(Top 26%)3293(Top 190%)
FINISH26.22 mi1.02 mi14625+2184747+1074747+1079401(Top 32%)2571(Top 20%)2571(Top 148%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21
+97ft-345ft

Overall

16443

Females

5582

F40-44

5582

5K→10K

3.1 - 6.2 mi

Top 56%
×5
+79ft-138ft

Overall

16301

Females

5494

F40-44

5494

10K→15K

6.2 - 9.3 mi

Top 57%
×3
+67ft-78ft

Overall

16443

Females

5582

F40-44

5582

15K→20K

9.3 - 12.4 mi

Top 56%
×5
+106ft-86ft

Overall

16150

Females

5457

F40-44

5457

20K→HALF

12.4 - 13.1 mi

Top 56%
×2
+19ft-37ft

Overall

16331

Females

5519

F40-44

5519

HALF→25K

13.1 - 15.5 mi

Top 51%
×4
+66ft-88ft

Overall

14918

Females

4832

F40-44

4832

25K→30K

15.5 - 18.6 mi

Top 51%
×9
+181ft-148ft

Overall

14843

Females

4879

F40-44

4879

30K→20M

18.6 - 20.0 mi

Top 49%
×5
+64ft-50ft

Overall

14263

Females

4633

F40-44

4633

20M→21M

20.0 - 21.0 mi

Top 44%
×8
+106ft-24ft

Overall

12633

Females

3863

F40-44

3863

21M→35K

21.0 - 21.8 mi

Top 51%
×7
+17ft-86ft

Overall

14796

Females

5077

F40-44

5077

35K→23M

21.8 - 23.0 mi

Top 45%
×5
+23ft-63ft

Overall

13069

Females

4204

F40-44

4204

23M→24M

23.0 - 24.0 mi

Top 45%
×6
+12ft-82ft

Overall

13062

Females

4290

F40-44

4290

24M→40K

24.0 - 24.9 mi

Top 41%
×1
+6ft-20ft

Overall

11801

Females

3682

F40-44

3682

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1
+13ft-16ft

Overall

10852

Females

3293

F40-44

3293

25.2M→FINISH

25.2 - 26.2 mi

Top 32%
×2
+22ft-21ft

Overall

9401

Females

2571

F40-44

2571

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2344*
Passed By
894
Net Change
+1159
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15784
5K → 10K196200-214#15784#15998
10K → 15K157200-124#15998#16122
15K → 20K176177-1#16122#16123
20K → HALF3347-14#16123#16137
HALF → 25K266*45+221#16137#15916
25K → 30K308*82+226#15916#15690
30K → 20M14634+112#15690#15578
20M → 21M230*11+219#15578#15359
21M → 35K7829+49#15359#15310
35K → 23M17126+145#15310#15165
23M → 24M15226+126#15165#15039
24M → 40K1509+141#15039#14898
40K → 25.2M616+55#14898#14843
25.2M → FINISH220*2+218#14843#14625
TOTALS2344*894+1159

* 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