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BOSTON MARATHON 2023

Sara Whiteman

Bib: 14311•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 28%
Gender (Female)
#0 / 11423
Top 9%
Division (F18-39)
#0 / 4884
Top 17%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:30/mi
23:17
↑ 97↓ 3451.5%
10K· 6.21 mi
7:16/mi
45:51
↑ 79↓ 1380.4%
15K· 9.32 mi
7:14/mi
1:08:20
↑ 67↓ 78
20K· 12.43 mi
7:16/mi
1:30:56
↑ 106↓ 860.1%
Half· 13.11 mi
7:08/mi
1:35:48
↑ 19↓ 370.5%
25K· 15.53 mi
7:17/mi
1:53:28
↑ 66↓ 880.2%
30K· 18.64 mi
7:21/mi
2:16:18
↑ 181↓ 1480.2%
20M
7:17/mi
2:26:12
↑ 64↓ 500.2%
21M
7:47/mi
2:33:59
↑ 106↓ 241.6%
35K· 21.75 mi
7:21/mi
2:39:29
↑ 17↓ 861.7%
23M
7:32/mi
2:48:55
↑ 23↓ 630.6%
24M
7:39/mi
2:56:34
↓ 821.3%
40K· 24.85 mi
7:47/mi
3:03:13
↓ 200.3%
25.2M
8:13/mi
3:06:03
↑ 13↓ 160.2%
Finish· 26.22 mi
7:26/mi
3:13:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:48
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:37:49
Pace7:28 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:5923:177:3023:17
7:30
-
10K
6.21 mi11:15:3345:517:2322:34
7:16
-0:14
15K
9.32 mi11:38:021:08:207:2022:29
7:14
-0:02
20K
12.43 mi12:00:381:30:567:1922:36
7:16
+0:02
Half
13.11 mi12:05:301:35:487:184:52
7:08
-0:08
25K
15.53 mi12:23:101:53:287:1817:40
7:17
+0:09
30K
18.64 mi12:46:002:16:187:1922:50
7:21
+0:04
20M
20.00 mi12:55:542:26:127:199:54
7:17
-0:04
21M
21.00 mi13:03:412:33:597:207:47
7:47
+0:30
35K
21.75 mi13:09:112:39:297:205:30
7:21
-0:26
23M
23.00 mi13:18:372:48:557:219:26
7:32
+0:11
24M
24.00 mi13:26:162:56:347:217:39
7:39
+0:07
40K
24.85 mi13:32:553:03:137:226:39
7:47
+0:08
25.2M
25.20 mi13:35:453:06:037:232:50
8:13
+0:26
Finish
26.22 mi13:43:193:13:377:237:34
7:26
-0:47

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

7:08 /mi

Average Pace

7:23 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:10:47

99% of race

Time at Steady Pace

2:50

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:23 /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 mi10:52:5923:177:3023:17
7:30
#9584
10K
6.21 mi11:15:3345:517:2322:34
7:16
#9028
15K
9.32 mi11:38:021:08:207:2022:29
7:14
#8699
20K
12.43 mi12:00:381:30:567:1922:36
7:16
#8373
Half
13.11 mi12:05:301:35:487:184:52
7:08
#8316
25K
15.53 mi12:23:101:53:287:1817:40
7:17
#8103
30K
18.64 mi12:46:002:16:187:1922:50
7:21
#7720
20M
20.00 mi12:55:542:26:127:199:54
7:17
#7516
21M
21.00 mi13:03:412:33:597:207:47
7:47
#7409
35K
21.75 mi13:09:112:39:297:205:30
7:21
#7395
23M
23.00 mi13:18:372:48:557:219:26
7:32
#7313
24M
24.00 mi13:26:162:56:347:217:39
7:39
#7314
40K
24.85 mi13:32:553:03:137:226:39
7:47
#7342
25.2M
25.20 mi13:35:453:06:037:232:50
8:13
#7344
Finish
26.22 mi13:43:193:13:377:237:34
7:26
#7327
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9584165016508074(Top 30%)1096(Top 10%)1096(Top 22%)
10K6.21 mi3.10 mi9028+5561428+2221428+2228597(Top 32%)1258(Top 11%)1258(Top 26%)
15K9.32 mi3.11 mi8699+3291306+1221306+1228074(Top 30%)1096(Top 10%)1096(Top 22%)
20K12.43 mi3.11 mi8373+3261184+1221184+1227611(Top 29%)967(Top 8%)967(Top 20%)
Half13.11 mi0.68 mi8316+571166+181166+187452(Top 28%)909(Top 8%)909(Top 19%)
25K15.53 mi2.42 mi8103+2131118+481118+487231(Top 27%)919(Top 8%)919(Top 19%)
30K18.64 mi3.11 mi7720+3831012+1061012+1066318(Top 24%)716(Top 6%)716(Top 15%)
20M20.00 mi1.36 mi7516+204965+47965+475586(Top 21%)599(Top 5%)599(Top 12%)
21M21.00 mi1.00 mi7409+107946+19946+196110(Top 23%)837(Top 7%)837(Top 17%)
35K21.75 mi0.75 mi7395+149469467510(Top 28%)1302(Top 11%)1302(Top 27%)
23M23.00 mi1.25 mi7313+829469466647(Top 25%)1038(Top 9%)1038(Top 21%)
24M24.00 mi1.00 mi7314-1959-13959-138765(Top 33%)1977(Top 17%)1977(Top 40%)
40K24.85 mi0.85 mi7342-28991-32991-328547(Top 32%)1949(Top 17%)1949(Top 40%)
25.2M25.20 mi0.35 mi7344-21005-141005-147819(Top 29%)1731(Top 15%)1731(Top 35%)
Finish26.22 mi1.02 mi7327+171024-191024-197981(Top 30%)1811(Top 16%)1811(Top 37%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21story building
+97ft-345ft

Overall

8074

Females

1096

F18-39

1096

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

8597

Females

1258

F18-39

1258

10K→15K

6.2 - 9.3 mi

Top 30%
×3story building
+67ft-78ft

Overall

8074

Females

1096

F18-39

1096

15K→20K

9.3 - 12.4 mi

Top 29%
×5story building
+106ft-86ft

Overall

7611

Females

967

F18-39

967

20K→Half

12.4 - 13.1 mi

Top 28%
×2story building
+19ft-37ft

Overall

7452

Females

909

F18-39

909

Half→25K

13.1 - 15.5 mi

Top 27%
×4story building
+66ft-88ft

Overall

7231

Females

919

F18-39

919

25K→30K

15.5 - 18.6 mi

Top 24%
×9story building
+181ft-148ft

Overall

6318

Females

716

F18-39

716

30K→20M

18.6 - 20.0 mi

Top 21%
×5story building
+64ft-50ft

Overall

5586

Females

599

F18-39

599

20M→21M

20.0 - 21.0 mi

Top 23%
×8story building
+106ft-24ft

Overall

6110

Females

837

F18-39

837

21M→35K

21.0 - 21.8 mi

Top 28%
×7story building
+17ft-86ft

Overall

7510

Females

1302

F18-39

1302

35K→23M

21.8 - 23.0 mi

Top 25%
×5story building
+23ft-63ft

Overall

6647

Females

1038

F18-39

1038

23M→24M

23.0 - 24.0 mi

Top 33%
×6story building
+12ft-82ft

Overall

8765

Females

1977

F18-39

1977

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8547

Females

1949

F18-39

1949

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

7819

Females

1731

F18-39

1731

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2story building
+22ft-21ft

Overall

7981

Females

1811

F18-39

1811

Passing Analysis

Category:
Athletes Passed
2720
Passed By
463
Net Change
+2257
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9584
5K → 10K64084+556#9584#9028
10K → 15K35930+329#9028#8699
15K → 20K34014+326#8699#8373
20K → Half603+57#8373#8316
Half → 25K23926+213#8316#8103
25K → 30K39613+383#8103#7720
30K → 20M2062+204#7720#7516
20M → 21M12720+107#7516#7409
21M → 35K4329+14#7409#7395
35K → 23M11129+82#7395#7313
23M → 24M5859-1#7313#7314
24M → 40K3967-28#7314#7342
40K → 25.2M2527-2#7342#7344
25.2M → Finish7760+17#7344#7327
TOTALS2720463+2257
📊

Passing Visuals

Category:
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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