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BOSTON MARATHON 2023

Sarah Adamek

Bib: 13877•F

OR

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 32%
Gender (Female)
#0 / 11423
Top 13%
Masters (Masters Women)
#0 / 6539
Top 5%
Division (F40-44)
#0 / 1878
Top 10%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:59
Rank: #11627
Start → 5K
23:59 | 7:43/mi
10K· 6.21 mi
47:05
Rank: #10707 (+920)
5K → 10K
23:06 | 7:26/mi
15K· 9.32 mi
1:10:14
Rank: #10385 (+322)
10K → 15K
23:09 | 7:27/mi
20K· 12.43 mi
1:33:29
Rank: #10031 (+354)
15K → 20K
23:15 | 7:29/mi
Half· 13.11 mi
1:38:34
Rank: #10008 (+23)
20K → Half
5:05 | 7:27/mi
25K· 15.53 mi
1:56:45
Rank: #9783 (+225)
Half → 25K
18:11 | 7:30/mi
30K· 18.64 mi
2:20:37
Rank: #9528 (+255)
25K → 30K
23:52 | 7:41/mi
20M
2:30:58
Rank: #9348 (+180)
30K → 20M
10:21 | 7:37/mi
21M
2:38:56
Rank: #9169 (+179)
20M → 21M
7:58 | 7:58/mi
35K· 21.75 mi
2:44:23
Rank: #9076 (+93)
21M → 35K
5:27 | 7:17/mi
23M
2:53:50
Rank: #8912 (+164)
35K → 23M
9:27 | 7:33/mi
24M
3:01:10
Rank: #8783 (+129)
23M → 24M
7:20 | 7:20/mi
40K· 24.85 mi
3:07:38
Rank: #8693 (+90)
24M → 40K
6:28 | 7:34/mi
25.2M
3:10:26
Rank: #8665 (+28)
40K → 25.2M
2:48 | 8:07/mi
Finish· 26.22 mi
3:17:58
Rank: #8606 (+59)
25.2M → Finish
7:32 | 7:24/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:38:34
Pace7:31 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:39:24
Pace7:35 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1723:597:4323:59
7:43
-
10K
6.21 mi11:15:2347:057:3523:06
7:26
-0:17
15K
9.32 mi11:38:321:10:147:3223:09
7:27
+0:01
20K
12.43 mi12:01:471:33:297:3123:15
7:29
+0:02
Half
13.11 mi12:06:521:38:347:315:05
7:27
-0:02
25K
15.53 mi12:25:031:56:457:3118:11
7:30
+0:03
30K
18.64 mi12:48:552:20:377:3323:52
7:41
+0:11
20M
20.00 mi12:59:162:30:587:3310:21
7:37
-0:04
21M
21.00 mi13:07:142:38:567:347:58
7:58
+0:21
35K
21.75 mi13:12:412:44:237:345:27
7:17
-0:41
23M
23.00 mi13:22:082:53:507:339:27
7:33
+0:16
24M
24.00 mi13:29:283:01:107:337:20
7:20
-0:13
40K
24.85 mi13:35:563:07:387:336:28
7:34
+0:14
25.2M
25.20 mi13:38:443:10:267:332:48
8:07
+0:33
Finish
26.22 mi13:46:163:17:587:337:32
7:24
-0:43

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

7:17 /mi

Average Pace

7:33 /mi

Slowest Pace

8:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:15:10

99% of race

Time at Steady Pace

2:48

1% of race

Time at Slower Pace

0:00

0% 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 mi10:52:1723:597:4323:59
7:43
#11627
10K
6.21 mi11:15:2347:057:3523:06
7:26
#10707
15K
9.32 mi11:38:321:10:147:3223:09
7:27
#10385
20K
12.43 mi12:01:471:33:297:3123:15
7:29
#10031
Half
13.11 mi12:06:521:38:347:315:05
7:27
#10008
25K
15.53 mi12:25:031:56:457:3118:11
7:30
#9783
30K
18.64 mi12:48:552:20:377:3323:52
7:41
#9528
20M
20.00 mi12:59:162:30:587:3310:21
7:37
#9348
21M
21.00 mi13:07:142:38:567:347:58
7:58
#9169
35K
21.75 mi13:12:412:44:237:345:27
7:17
#9076
23M
23.00 mi13:22:082:53:507:339:27
7:33
#8912
24M
24.00 mi13:29:283:01:107:337:20
7:20
#8783
40K
24.85 mi13:35:563:07:387:336:28
7:34
#8693
25.2M
25.20 mi13:38:443:10:267:332:48
8:07
#8665
Finish
26.22 mi13:46:163:17:587:337:32
7:24
#8606
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi11627265126519783(Top 37%)1742(Top 15%)1742(Top 93%)
10K6.21 mi3.10 mi10707+9202177+4742177+4749936(Top 37%)1786(Top 16%)1786(Top 95%)
15K9.32 mi3.11 mi10385+3222004+1732004+1739783(Top 37%)1742(Top 15%)1742(Top 93%)
20K12.43 mi3.11 mi10031+3541841+1631841+1639202(Top 35%)1563(Top 14%)1563(Top 83%)
Half13.11 mi0.68 mi10008+231837+41837+49857(Top 37%)1812(Top 16%)1812(Top 96%)
25K15.53 mi2.42 mi9783+2251757+801757+808799(Top 33%)1478(Top 13%)1478(Top 79%)
30K18.64 mi3.11 mi9528+2551694+631694+638526(Top 32%)1519(Top 13%)1519(Top 81%)
20M20.00 mi1.36 mi9348+1801655+391655+397622(Top 29%)1265(Top 11%)1265(Top 67%)
21M21.00 mi1.00 mi9169+1791606+491606+497175(Top 27%)1200(Top 11%)1200(Top 64%)
35K21.75 mi0.75 mi9076+931575+311575+317082(Top 27%)1135(Top 10%)1135(Top 60%)
23M23.00 mi1.25 mi8912+1641536+391536+396757(Top 25%)1088(Top 10%)1088(Top 58%)
24M24.00 mi1.00 mi8783+1291507+291507+296656(Top 25%)1138(Top 10%)1138(Top 61%)
40K24.85 mi0.85 mi8693+901491+161491+167134(Top 27%)1421(Top 12%)1421(Top 76%)
25.2M25.20 mi0.35 mi8665+281486+51486+57283(Top 27%)1527(Top 13%)1527(Top 81%)
Finish26.22 mi1.02 mi8606+591482+41482+47761(Top 29%)1721(Top 15%)1721(Top 92%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21stories
+97ft-345ft

Overall

9783

Females

1742

F40-44

1742

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

9936

Females

1786

F40-44

1786

10K→15K

6.2 - 9.3 mi

Top 37%
×3stories
+67ft-78ft

Overall

9783

Females

1742

F40-44

1742

15K→20K

9.3 - 12.4 mi

Top 35%
×5stories
+106ft-86ft

Overall

9202

Females

1563

F40-44

1563

20K→Half

12.4 - 13.1 mi

Top 37%
×2stories
+19ft-37ft

Overall

9857

Females

1812

F40-44

1812

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

8799

Females

1478

F40-44

1478

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

8526

Females

1519

F40-44

1519

30K→20M

18.6 - 20.0 mi

Top 29%
×5stories
+64ft-50ft

Overall

7622

Females

1265

F40-44

1265

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7175

Females

1200

F40-44

1200

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7082

Females

1135

F40-44

1135

35K→23M

21.8 - 23.0 mi

Top 25%
×5stories
+23ft-63ft

Overall

6757

Females

1088

F40-44

1088

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

6656

Females

1138

F40-44

1138

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7134

Females

1421

F40-44

1421

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7283

Females

1527

F40-44

1527

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2stories
+22ft-21ft

Overall

7761

Females

1721

F40-44

1721

Passing Analysis

Category:
Athletes Passed
3360*
Passed By
339
Net Change
+3021
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11627
5K → 10K96646+920#11627#10707
10K → 15K39472+322#10707#10385
15K → 20K385*31+354#10385#10031
20K → Half3815+23#10031#10008
Half → 25K243*18+225#10008#9783
25K → 30K308*53+255#9783#9528
30K → 20M19010+180#9528#9348
20M → 21M19516+179#9348#9169
21M → 35K985+93#9169#9076
35K → 23M1739+164#9076#8912
23M → 24M1345+129#8912#8783
24M → 40K10818+90#8783#8693
40K → 25.2M379+28#8693#8665
25.2M → Finish9132+59#8665#8606
TOTALS3360*339+3021

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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