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BOSTON MARATHON 2023

Jatila Reavill-Blake

Bib: 17580•F

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0:00
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Overall
#0 / 26622
Top 41%
Gender (Female)
#0 / 11423
Top 22%
Age Group (F18-39)
#0 / 4884
Top 38%
Race Day Weather
49°/39°F
light intensity drizzle

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· 3.11 mi
24:19
Rank: #12622
Start → 5K
24:19 | 7:50/mi
10K· 6.21 mi
48:39
Rank: #12973 (-351)
5K → 10K
24:20 | 7:50/mi
15K· 9.32 mi
1:12:57
Rank: #12942 (+31)
10K → 15K
24:18 | 7:49/mi
20K· 12.43 mi
1:37:18
Rank: #12660 (+282)
15K → 20K
24:21 | 7:50/mi
Half· 13.11 mi
1:42:36
Rank: #12632 (+28)
20K → Half
5:18 | 7:46/mi
25K· 15.53 mi
2:01:49
Rank: #12524 (+108)
Half → 25K
19:13 | 7:56/mi
30K· 18.64 mi
2:26:27
Rank: #12090 (+434)
25K → 30K
24:38 | 7:56/mi
20M
2:37:21
Rank: #11942 (+148)
30K → 20M
10:54 | 8:01/mi
21M
2:45:18
Rank: #11613 (+329)
20M → 21M
7:57 | 7:57/mi
35K· 21.75 mi
2:50:55
Rank: #11476 (+137)
21M → 35K
5:37 | 7:30/mi
23M
3:00:40
Rank: #11247 (+229)
35K → 23M
9:45 | 7:47/mi
24M
3:08:07
Rank: #11054 (+193)
23M → 24M
7:27 | 7:27/mi
40K· 24.85 mi
3:14:49
Rank: #10947 (+107)
24M → 40K
6:42 | 7:50/mi
25.2M
3:17:41
Rank: #10893 (+54)
40K → 25.2M
2:52 | 8:19/mi
Finish· 26.22 mi
3:25:27
Rank: #10806 (+87)
25.2M → Finish
7:46 | 7:37/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via Half
Distance13.11 mi
Time1:42:36
Pace7:50 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:42:51
Pace7:51 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4324:197:5024:19
7:50
-
10K
6.21 mi11:39:0348:397:5024:20
7:50
0:00
15K
9.32 mi12:03:211:12:577:5024:18
7:49
-0:01
20K
12.43 mi12:27:421:37:187:5024:21
7:50
+0:01
Half
13.11 mi12:33:001:42:367:505:18
7:46
-0:04
25K
15.53 mi12:52:132:01:497:5119:13
7:56
+0:10
30K
18.64 mi13:16:512:26:277:5124:38
7:56
0:00
20M
20.00 mi13:27:452:37:217:5210:54
8:01
+0:05
21M
21.00 mi13:35:422:45:187:527:57
7:57
-0:04
35K
21.75 mi13:41:192:50:557:525:37
7:30
-0:27
23M
23.00 mi13:51:043:00:407:519:45
7:47
+0:17
24M
24.00 mi13:58:313:08:077:507:27
7:27
-0:20
40K
24.85 mi14:05:133:14:497:506:42
7:50
+0:23
25.2M
25.20 mi14:08:053:17:417:512:52
8:19
+0:29
Finish
26.22 mi14:15:513:25:277:507:46
7:37
-0:42

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

7:27 /mi

Average Pace

7:50 /mi

Slowest Pace

8:19 /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

3:22:35

99% of race

Time at Steady Pace

2:52

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:50 /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 mi11:14:4324:197:5024:19
7:50
#12622
10K
6.21 mi11:39:0348:397:5024:20
7:50
#12973
15K
9.32 mi12:03:211:12:577:5024:18
7:49
#12942
20K
12.43 mi12:27:421:37:187:5024:21
7:50
#12660
Half
13.11 mi12:33:001:42:367:505:18
7:46
#12632
25K
15.53 mi12:52:132:01:497:5119:13
7:56
#12524
30K
18.64 mi13:16:512:26:277:5124:38
7:56
#12090
20M
20.00 mi13:27:452:37:217:5210:54
8:01
#11942
21M
21.00 mi13:35:422:45:187:527:57
7:57
#11613
35K
21.75 mi13:41:192:50:557:525:37
7:30
#11476
23M
23.00 mi13:51:043:00:407:519:45
7:47
#11247
24M
24.00 mi13:58:313:08:077:507:27
7:27
#11054
40K
24.85 mi14:05:133:14:497:506:42
7:50
#10947
25.2M
25.20 mi14:08:053:17:417:512:52
8:19
#10893
Finish
26.22 mi14:15:513:25:277:507:46
7:37
#10806
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 mi126223228322812907(Top 48%)3414(Top 30%)3414(Top 70%)
10K6.21 mi3.10 mi12973-3513431-2033431-20313405(Top 50%)3655(Top 32%)3655(Top 75%)
15K9.32 mi3.11 mi12942+313424+73424+712907(Top 48%)3414(Top 30%)3414(Top 70%)
20K12.43 mi3.11 mi12660+2823289+1353289+13512053(Top 45%)2996(Top 26%)2996(Top 61%)
Half13.11 mi0.68 mi12632+283279+103279+1012460(Top 47%)3163(Top 28%)3163(Top 65%)
25K15.53 mi2.42 mi12524+1083243+363243+3612106(Top 45%)3133(Top 27%)3133(Top 64%)
30K18.64 mi3.11 mi12090+4343024+2193024+21910362(Top 39%)2336(Top 20%)2336(Top 48%)
20M20.00 mi1.36 mi11942+1482962+622962+6210451(Top 39%)2459(Top 22%)2459(Top 50%)
21M21.00 mi1.00 mi11613+3292798+1642798+1647083(Top 27%)1178(Top 10%)1178(Top 24%)
35K21.75 mi0.75 mi11476+1372736+622736+628641(Top 32%)1760(Top 15%)1760(Top 36%)
23M23.00 mi1.25 mi11247+2292627+1092627+1098359(Top 31%)1742(Top 15%)1742(Top 36%)
24M24.00 mi1.00 mi11054+1932554+732554+737412(Top 28%)1459(Top 13%)1459(Top 30%)
40K24.85 mi0.85 mi10947+1072526+282526+288939(Top 34%)2155(Top 19%)2155(Top 44%)
25.2M25.20 mi0.35 mi10893+542512+142512+148485(Top 32%)2036(Top 18%)2036(Top 42%)
Finish26.22 mi1.02 mi10806+872500+122500+129448(Top 35%)2453(Top 21%)2453(Top 50%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21stories
+97ft-345ft

Overall

12907

Females

3414

F18-39

3414

5K→10K

3.1 - 6.2 mi

Top 50%
×5stories
+79ft-138ft

Overall

13405

Females

3655

F18-39

3655

10K→15K

6.2 - 9.3 mi

Top 48%
×3stories
+67ft-78ft

Overall

12907

Females

3414

F18-39

3414

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

12053

Females

2996

F18-39

2996

20K→Half

12.4 - 13.1 mi

Top 47%
×2stories
+19ft-37ft

Overall

12460

Females

3163

F18-39

3163

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

12106

Females

3133

F18-39

3133

25K→30K

15.5 - 18.6 mi

Top 39%
×9stories
+181ft-148ft

Overall

10362

Females

2336

F18-39

2336

30K→20M

18.6 - 20.0 mi

Top 39%
×5stories
+64ft-50ft

Overall

10451

Females

2459

F18-39

2459

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7083

Females

1178

F18-39

1178

21M→35K

21.0 - 21.8 mi

Top 32%
×7stories
+17ft-86ft

Overall

8641

Females

1760

F18-39

1760

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

8359

Females

1742

F18-39

1742

23M→24M

23.0 - 24.0 mi

Top 28%
×6stories
+12ft-82ft

Overall

7412

Females

1459

F18-39

1459

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

8939

Females

2155

F18-39

2155

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8485

Females

2036

F18-39

2036

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

9448

Females

2453

F18-39

2453

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2840
Passed By
1024
Net Change
+1816
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12622
5K → 10K168519-351#12622#12973
10K → 15K216185+31#12973#12942
15K → 20K35876+282#12942#12660
20K → Half4921+28#12660#12632
Half → 25K18981+108#12632#12524
25K → 30K46531+434#12524#12090
30K → 20M17325+148#12090#11942
20M → 21M3290+329#11942#11613
21M → 35K1414+137#11613#11476
35K → 23M24314+229#11476#11247
23M → 24M20411+193#11247#11054
24M → 40K12720+107#11054#10947
40K → 25.2M639+54#10947#10893
25.2M → Finish11528+87#10893#10806
TOTALS28401024+1816
📊

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