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BOSTON MARATHON 2023

Sarah Phillips

Bib: 17163•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 38%
Gender (Female)
#0 / 11423
Top 19%
Division (F18-39)
#0 / 4884
Top 34%
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
7:44/mi
24:01
↑ 97↓ 3451.5%
10K· 6.21 mi
7:38/mi
47:45
↑ 79↓ 1380.4%
15K· 9.32 mi
7:40/mi
1:11:35
↑ 67↓ 78
20K· 12.43 mi
7:42/mi
1:35:30
↑ 106↓ 860.1%
Half· 13.11 mi
7:52/mi
1:40:52
↑ 19↓ 370.5%
25K· 15.53 mi
8:00/mi
2:00:16
↑ 66↓ 880.2%
30K· 18.64 mi
7:55/mi
2:24:52
↑ 181↓ 1480.2%
20M
8:01/mi
2:35:46
↑ 64↓ 500.2%
21M
8:28/mi
2:44:14
↑ 106↓ 241.6%
35K· 21.75 mi
7:30/mi
2:49:51
↑ 17↓ 861.7%
23M
7:43/mi
2:59:31
↑ 23↓ 630.6%
24M
7:24/mi
3:06:55
↓ 821.3%
40K· 24.85 mi
7:41/mi
3:13:29
↓ 200.3%
25.2M
7:41/mi
3:16:08
↑ 13↓ 160.2%
Finish· 26.22 mi
7:22/mi
3:23:38
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:52
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:42:46
Pace7:50 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4324:017:4424:01
7:44
-
10K
6.21 mi11:38:2747:457:4123:44
7:38
-0:06
15K
9.32 mi12:02:171:11:357:4123:50
7:40
+0:02
20K
12.43 mi12:26:121:35:307:4123:55
7:42
+0:02
Half
13.11 mi12:31:341:40:527:425:22
7:52
+0:10
25K
15.53 mi12:50:582:00:167:4519:24
8:00
+0:08
30K
18.64 mi13:15:342:24:527:4624:36
7:55
-0:05
20M
20.00 mi13:26:282:35:467:4710:54
8:01
+0:06
21M
21.00 mi13:34:562:44:147:498:28
8:28
+0:27
35K
21.75 mi13:40:332:49:517:495:37
7:30
-0:58
23M
23.00 mi13:50:132:59:317:489:40
7:43
+0:13
24M
24.00 mi13:57:373:06:557:477:24
7:24
-0:19
40K
24.85 mi14:04:113:13:297:476:34
7:41
+0:17
25.2M
25.20 mi14:06:503:16:087:472:39
7:41
0:00
Finish
26.22 mi14:14:203:23:387:467:30
7:22
-0:19

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

7:22 /mi

Average Pace

7:46 /mi

Slowest Pace

8:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:15:10

96% of race

Time at Steady Pace

8:28

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:46 /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 mi11:14:4324:017:4424:01
7:44
#11739
10K
6.21 mi11:38:2747:457:4123:44
7:38
#11661
15K
9.32 mi12:02:171:11:357:4123:50
7:40
#11612
20K
12.43 mi12:26:121:35:307:4123:55
7:42
#11388
Half
13.11 mi12:31:341:40:527:425:22
7:52
#11489
25K
15.53 mi12:50:582:00:167:4519:24
8:00
#11646
30K
18.64 mi13:15:342:24:527:4624:36
7:55
#11360
20M
20.00 mi13:26:282:35:467:4710:54
8:01
#11256
21M
21.00 mi13:34:562:44:147:498:28
8:28
#11171
35K
21.75 mi13:40:332:49:517:495:37
7:30
#11073
23M
23.00 mi13:50:132:59:317:489:40
7:43
#10836
24M
24.00 mi13:57:373:06:557:477:24
7:24
#10654
40K
24.85 mi14:04:113:13:297:476:34
7:41
#10512
25.2M
25.20 mi14:06:503:16:087:472:39
7:41
#10391
Finish
26.22 mi14:14:203:23:387:467:30
7:22
#10243
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi117392713271311602(Top 44%)2681(Top 23%)2681(Top 55%)
10K6.21 mi3.10 mi11661+782683+302683+3011691(Top 44%)2691(Top 24%)2691(Top 55%)
15K9.32 mi3.11 mi11612+492668+152668+1511602(Top 44%)2681(Top 23%)2681(Top 55%)
20K12.43 mi3.11 mi11388+2242546+1222546+12210916(Top 41%)2365(Top 21%)2365(Top 48%)
Half13.11 mi0.68 mi11489-1012617-712617-7113307(Top 50%)3656(Top 32%)3656(Top 75%)
25K15.53 mi2.42 mi11646-1572723-1062723-10612749(Top 48%)3483(Top 30%)3483(Top 71%)
30K18.64 mi3.11 mi11360+2862614+1092614+10910284(Top 39%)2296(Top 20%)2296(Top 47%)
20M20.00 mi1.36 mi11256+1042572+422572+4210438(Top 39%)2446(Top 21%)2446(Top 50%)
21M21.00 mi1.00 mi11171+852546+262546+2610305(Top 39%)2532(Top 22%)2532(Top 52%)
35K21.75 mi0.75 mi11073+982504+422504+428636(Top 32%)1755(Top 15%)1755(Top 36%)
23M23.00 mi1.25 mi10836+2372418+862418+867905(Top 30%)1552(Top 14%)1552(Top 32%)
24M24.00 mi1.00 mi10654+1822350+682350+687108(Top 27%)1337(Top 12%)1337(Top 27%)
40K24.85 mi0.85 mi10512+1422318+322318+327885(Top 30%)1715(Top 15%)1715(Top 35%)
25.2M25.20 mi0.35 mi10391+1212268+502268+504909(Top 18%)716(Top 6%)716(Top 15%)
Finish26.22 mi1.02 mi10243+1482217+512217+517541(Top 28%)1646(Top 14%)1646(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

11602

Females

2681

F18-39

2681

5K→10K

3.1 - 6.2 mi

Top 44%
×5story building
+79ft-138ft

Overall

11691

Females

2691

F18-39

2691

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

11602

Females

2681

F18-39

2681

15K→20K

9.3 - 12.4 mi

Top 41%
×5story building
+106ft-86ft

Overall

10916

Females

2365

F18-39

2365

20K→Half

12.4 - 13.1 mi

Top 50%
×2story building
+19ft-37ft

Overall

13307

Females

3656

F18-39

3656

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

12749

Females

3483

F18-39

3483

25K→30K

15.5 - 18.6 mi

Top 39%
×9story building
+181ft-148ft

Overall

10284

Females

2296

F18-39

2296

30K→20M

18.6 - 20.0 mi

Top 39%
×5story building
+64ft-50ft

Overall

10438

Females

2446

F18-39

2446

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

10305

Females

2532

F18-39

2532

21M→35K

21.0 - 21.8 mi

Top 32%
×7story building
+17ft-86ft

Overall

8636

Females

1755

F18-39

1755

35K→23M

21.8 - 23.0 mi

Top 30%
×5story building
+23ft-63ft

Overall

7905

Females

1552

F18-39

1552

23M→24M

23.0 - 24.0 mi

Top 27%
×6story building
+12ft-82ft

Overall

7108

Females

1337

F18-39

1337

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

7885

Females

1715

F18-39

1715

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4909

Females

716

F18-39

716

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2story building
+22ft-21ft

Overall

7541

Females

1646

F18-39

1646

Passing Analysis

Category:
Athletes Passed
2500
Passed By
1004
Net Change
+1496
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11739
5K → 10K325247+78#11739#11661
10K → 15K209160+49#11661#11612
15K → 20K28864+224#11612#11388
20K → Half8109-101#11388#11489
Half → 25K86243-157#11489#11646
25K → 30K33347+286#11646#11360
30K → 20M14945+104#11360#11256
20M → 21M12944+85#11256#11171
21M → 35K1057+98#11171#11073
35K → 23M2425+237#11073#10836
23M → 24M1908+182#10836#10654
24M → 40K15311+142#10654#10512
40K → 25.2M1210+121#10512#10391
25.2M → Finish16214+148#10391#10243
TOTALS25001004+1496
📊

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