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BOSTON MARATHON 2023

Sarah Latonas

Bib: 12746•F

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Overall
#0 / 26622
Top 32%
Gender (Female)
#0 / 11423
Top 13%
Division (F18-39)
#0 / 4884
Top 24%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:26
Rank: #7640
Start → 5K
22:26 | 7:13/mi
10K· 6.21 mi
44:58
Rank: #8023 (-383)
5K → 10K
22:32 | 7:15/mi
15K· 9.32 mi
1:07:35
Rank: #8115 (-92)
10K → 15K
22:37 | 7:17/mi
20K· 12.43 mi
1:30:28
Rank: #8113 (+2)
15K → 20K
22:53 | 7:22/mi
Half· 13.11 mi
1:35:32
Rank: #8174 (-61)
20K → Half
5:04 | 7:26/mi
25K· 15.53 mi
1:53:48
Rank: #8272 (-98)
Half → 25K
18:16 | 7:32/mi
30K· 18.64 mi
2:18:00
Rank: #8382 (-110)
25K → 30K
24:12 | 7:47/mi
20M
2:28:38
Rank: #8413 (-31)
30K → 20M
10:38 | 7:49/mi
21M
2:36:53
Rank: #8434 (-21)
20M → 21M
8:15 | 8:15/mi
35K· 21.75 mi
2:42:36
Rank: #8463 (-29)
21M → 35K
5:43 | 7:38/mi
23M
2:52:32
Rank: #8487 (-24)
35K → 23M
9:56 | 7:56/mi
24M
3:00:18
Rank: #8497 (-10)
23M → 24M
7:46 | 7:46/mi
40K· 24.85 mi
3:06:59
Rank: #8494 (+3)
24M → 40K
6:41 | 7:49/mi
25.2M
3:09:57
Rank: #8517 (-23)
40K → 25.2M
2:58 | 8:36/mi
Finish· 26.22 mi
3:17:51
Rank: #8574 (-57)
25.2M → Finish
7:54 | 7:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:32
Pace7:17 /mi
2nd Half
Distance13.11 mi
Time1:42:19
Pace7:48 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:0522:267:1322:26
7:13
-
10K
6.21 mi11:12:3744:587:1422:32
7:15
+0:02
15K
9.32 mi11:35:141:07:357:1522:37
7:17
+0:02
20K
12.43 mi11:58:071:30:287:1722:53
7:22
+0:05
Half
13.11 mi12:03:111:35:327:175:04
7:26
+0:04
25K
15.53 mi12:21:271:53:487:2018:16
7:32
+0:06
30K
18.64 mi12:45:392:18:007:2424:12
7:47
+0:15
20M
20.00 mi12:56:172:28:387:2610:38
7:49
+0:02
21M
21.00 mi13:04:322:36:537:288:15
8:15
+0:26
35K
21.75 mi13:10:152:42:367:295:43
7:38
-0:37
23M
23.00 mi13:20:112:52:327:309:56
7:56
+0:18
24M
24.00 mi13:27:573:00:187:317:46
7:46
-0:10
40K
24.85 mi13:34:383:06:597:316:41
7:49
+0:03
25.2M
25.20 mi13:37:363:09:577:322:58
8:36
+0:47
Finish
26.22 mi13:45:303:17:517:337:54
7:45
-0:51

Checkpoints & Pacing

📈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

7:13 /mi

Average Pace

7:33 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:38

94% of race

Time at Steady Pace

8:15

4% of race

Time at Slower Pace

2:58

1% of race

Average Pace: 7:33 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:50:0522:267:1322:26
7:13
#7640
10K
6.21 mi11:12:3744:587:1422:32
7:15
#8023
15K
9.32 mi11:35:141:07:357:1522:37
7:17
#8115
20K
12.43 mi11:58:071:30:287:1722:53
7:22
#8113
Half
13.11 mi12:03:111:35:327:175:04
7:26
#8174
25K
15.53 mi12:21:271:53:487:2018:16
7:32
#8272
30K
18.64 mi12:45:392:18:007:2424:12
7:47
#8382
20M
20.00 mi12:56:172:28:387:2610:38
7:49
#8413
21M
21.00 mi13:04:322:36:537:288:15
8:15
#8434
35K
21.75 mi13:10:152:42:367:295:43
7:38
#8463
23M
23.00 mi13:20:112:52:327:309:56
7:56
#8487
24M
24.00 mi13:27:573:00:187:317:46
7:46
#8497
40K
24.85 mi13:34:383:06:597:316:41
7:49
#8494
25.2M
25.20 mi13:37:363:09:577:322:58
8:36
#8517
Finish
26.22 mi13:45:303:17:517:337:54
7:45
#8574
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi76408918918416(Top 32%)1220(Top 11%)1220(Top 25%)
10K6.21 mi3.10 mi8023-3831039-1481039-1488520(Top 32%)1235(Top 11%)1235(Top 25%)
15K9.32 mi3.11 mi8115-921080-411080-418416(Top 32%)1220(Top 11%)1220(Top 25%)
20K12.43 mi3.11 mi8113+21089-91089-98274(Top 31%)1209(Top 11%)1209(Top 25%)
Half13.11 mi0.68 mi8174-611113-241113-249655(Top 36%)1726(Top 15%)1726(Top 35%)
25K15.53 mi2.42 mi8272-981178-651178-659038(Top 34%)1566(Top 14%)1566(Top 32%)
30K18.64 mi3.11 mi8382-1101257-791257-799284(Top 35%)1825(Top 16%)1825(Top 37%)
20M20.00 mi1.36 mi8413-311289-321289-329078(Top 34%)1818(Top 16%)1818(Top 37%)
21M21.00 mi1.00 mi8434-211314-251314-258927(Top 34%)1889(Top 17%)1889(Top 39%)
35K21.75 mi0.75 mi8463-291334-201334-209579(Top 36%)2164(Top 19%)2164(Top 44%)
23M23.00 mi1.25 mi8487-241367-331367-339310(Top 35%)2170(Top 19%)2170(Top 44%)
24M24.00 mi1.00 mi8497-101391-241391-249536(Top 36%)2346(Top 21%)2346(Top 48%)
40K24.85 mi0.85 mi8494+31409-181409-188802(Top 33%)2079(Top 18%)2079(Top 43%)
25.2M25.20 mi0.35 mi8517-231422-131422-1310187(Top 38%)2767(Top 24%)2767(Top 57%)
Finish26.22 mi1.02 mi8574-571471-491471-4910329(Top 39%)2846(Top 25%)2846(Top 58%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

8416

Females

1220

F18-39

1220

5K→10K

3.1 - 6.2 mi

Top 32%
×5stories
+79ft-138ft

Overall

8520

Females

1235

F18-39

1235

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

8416

Females

1220

F18-39

1220

15K→20K

9.3 - 12.4 mi

Top 31%
×5stories
+106ft-86ft

Overall

8274

Females

1209

F18-39

1209

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

9655

Females

1726

F18-39

1726

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

9038

Females

1566

F18-39

1566

25K→30K

15.5 - 18.6 mi

Top 35%
×9stories
+181ft-148ft

Overall

9284

Females

1825

F18-39

1825

30K→20M

18.6 - 20.0 mi

Top 34%
×5stories
+64ft-50ft

Overall

9078

Females

1818

F18-39

1818

20M→21M

20.0 - 21.0 mi

Top 34%
×8stories
+106ft-24ft

Overall

8927

Females

1889

F18-39

1889

21M→35K

21.0 - 21.8 mi

Top 36%
×7stories
+17ft-86ft

Overall

9579

Females

2164

F18-39

2164

35K→23M

21.8 - 23.0 mi

Top 35%
×5stories
+23ft-63ft

Overall

9310

Females

2170

F18-39

2170

23M→24M

23.0 - 24.0 mi

Top 36%
×6stories
+12ft-82ft

Overall

9536

Females

2346

F18-39

2346

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8802

Females

2079

F18-39

2079

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10187

Females

2767

F18-39

2767

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

10329

Females

2846

F18-39

2846

Passing Analysis

Category:
Athletes Passed
922
Passed By
1856
Net Change
-934
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7640
5K → 10K87470-383#7640#8023
10K → 15K98190-92#8023#8115
15K → 20K125123+2#8115#8113
20K → Half667-61#8113#8174
Half → 25K76174-98#8174#8272
25K → 30K112222-110#8272#8382
30K → 20M6798-31#8382#8413
20M → 21M6586-21#8413#8434
21M → 35K2857-29#8434#8463
35K → 23M7094-24#8463#8487
23M → 24M6171-10#8487#8497
24M → 40K6966+3#8497#8494
40K → 25.2M2043-23#8494#8517
25.2M → Finish3895-57#8517#8574
TOTALS9221856-934
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing