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BOSTON MARATHON 2023

Amy Rach

Bib: 14568•F

WI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 31%
Gender (Female)
#0 / 11423
Top 12%
Division (F18-39)
#0 / 4884
Top 23%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:45
Rank: #10971
Start → 5K
23:45 | 7:39/mi
10K· 6.21 mi
46:57
Rank: #10524 (+447)
5K → 10K
23:12 | 7:28/mi
15K· 9.32 mi
1:10:12
Rank: #10342 (+182)
10K → 15K
23:15 | 7:29/mi
20K· 12.43 mi
1:33:38
Rank: #10135 (+207)
15K → 20K
23:26 | 7:33/mi
Half· 13.11 mi
1:38:43
Rank: #10104 (+31)
20K → Half
5:05 | 7:27/mi
25K· 15.53 mi
1:56:49
Rank: #9813 (+291)
Half → 25K
18:06 | 7:28/mi
30K· 18.64 mi
2:20:17
Rank: #9363 (+450)
25K → 30K
23:28 | 7:33/mi
20M
2:30:31
Rank: #9156 (+207)
30K → 20M
10:14 | 7:32/mi
21M
2:38:24
Rank: #8978 (+178)
20M → 21M
7:53 | 7:53/mi
35K· 21.75 mi
2:43:51
Rank: #8893 (+85)
21M → 35K
5:27 | 7:17/mi
23M
2:53:25
Rank: #8782 (+111)
35K → 23M
9:34 | 7:38/mi
24M
3:00:46
Rank: #8661 (+121)
23M → 24M
7:21 | 7:21/mi
40K· 24.85 mi
3:07:07
Rank: #8546 (+115)
24M → 40K
6:21 | 7:26/mi
25.2M
3:09:54
Rank: #8498 (+48)
40K → 25.2M
2:47 | 8:04/mi
Finish· 26.22 mi
3:17:15
Rank: #8375 (+123)
25.2M → Finish
7:21 | 7:13/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:38:43
Pace7:32 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:38:32
Pace7:31 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:5423:457:3923:45
7:39
-
10K
6.21 mi11:16:0646:577:3323:12
7:28
-0:11
15K
9.32 mi11:39:211:10:127:3223:15
7:29
+0:01
20K
12.43 mi12:02:471:33:387:3223:26
7:33
+0:04
Half
13.11 mi12:07:521:38:437:325:05
7:27
-0:06
25K
15.53 mi12:25:581:56:497:3118:06
7:28
+0:01
30K
18.64 mi12:49:262:20:177:3223:28
7:33
+0:05
20M
20.00 mi12:59:402:30:317:3210:14
7:32
-0:01
21M
21.00 mi13:07:332:38:247:337:53
7:53
+0:21
35K
21.75 mi13:13:002:43:517:325:27
7:17
-0:36
23M
23.00 mi13:22:342:53:257:329:34
7:38
+0:21
24M
24.00 mi13:29:553:00:467:327:21
7:21
-0:17
40K
24.85 mi13:36:163:07:077:326:21
7:26
+0:05
25.2M
25.20 mi13:39:033:09:547:322:47
8:04
+0:38
Finish
26.22 mi13:46:243:17:157:327:21
7:13
-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

7:32 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:14:28

99% of race

Time at Steady Pace

2:47

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:31 /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 mi10:52:5423:457:3923:45
7:39
#10971
10K
6.21 mi11:16:0646:577:3323:12
7:28
#10524
15K
9.32 mi11:39:211:10:127:3223:15
7:29
#10342
20K
12.43 mi12:02:471:33:387:3223:26
7:33
#10135
Half
13.11 mi12:07:521:38:437:325:05
7:27
#10104
25K
15.53 mi12:25:581:56:497:3118:06
7:28
#9813
30K
18.64 mi12:49:262:20:177:3223:28
7:33
#9363
20M
20.00 mi12:59:402:30:317:3210:14
7:32
#9156
21M
21.00 mi13:07:332:38:247:337:53
7:53
#8978
35K
21.75 mi13:13:002:43:517:325:27
7:17
#8893
23M
23.00 mi13:22:342:53:257:329:34
7:38
#8782
24M
24.00 mi13:29:553:00:467:327:21
7:21
#8661
40K
24.85 mi13:36:163:07:077:326:21
7:26
#8546
25.2M
25.20 mi13:39:033:09:547:322:47
8:04
#8498
Finish
26.22 mi13:46:243:17:157:327:21
7:13
#8375
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi109712308230810049(Top 38%)1862(Top 16%)1862(Top 38%)
10K6.21 mi3.10 mi10524+4472082+2262082+22610207(Top 38%)1910(Top 17%)1910(Top 39%)
15K9.32 mi3.11 mi10342+1821977+1051977+10510049(Top 38%)1862(Top 16%)1862(Top 38%)
20K12.43 mi3.11 mi10135+2071889+881889+889658(Top 36%)1755(Top 15%)1755(Top 36%)
Half13.11 mi0.68 mi10104+311883+61883+69852(Top 37%)1807(Top 16%)1807(Top 37%)
25K15.53 mi2.42 mi9813+2911769+1141769+1148538(Top 32%)1367(Top 12%)1367(Top 28%)
30K18.64 mi3.11 mi9363+4501634+1351634+1357621(Top 29%)1155(Top 10%)1155(Top 24%)
20M20.00 mi1.36 mi9156+2071570+641570+647028(Top 26%)1036(Top 9%)1036(Top 21%)
21M21.00 mi1.00 mi8978+1781526+441526+446668(Top 25%)1011(Top 9%)1011(Top 21%)
35K21.75 mi0.75 mi8893+851491+351491+357081(Top 27%)1134(Top 10%)1134(Top 23%)
23M23.00 mi1.25 mi8782+1111481+101481+107388(Top 28%)1330(Top 12%)1330(Top 27%)
24M24.00 mi1.00 mi8661+1211455+261455+266757(Top 25%)1179(Top 10%)1179(Top 24%)
40K24.85 mi0.85 mi8546+1151429+261429+266283(Top 24%)1079(Top 9%)1079(Top 22%)
25.2M25.20 mi0.35 mi8498+481416+131416+136977(Top 26%)1400(Top 12%)1400(Top 29%)
Finish26.22 mi1.02 mi8375+1231397+191397+196549(Top 25%)1260(Top 11%)1260(Top 26%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21stories
+97ft-345ft

Overall

10049

Females

1862

F18-39

1862

5K→10K

3.1 - 6.2 mi

Top 38%
×5stories
+79ft-138ft

Overall

10207

Females

1910

F18-39

1910

10K→15K

6.2 - 9.3 mi

Top 38%
×3stories
+67ft-78ft

Overall

10049

Females

1862

F18-39

1862

15K→20K

9.3 - 12.4 mi

Top 36%
×5stories
+106ft-86ft

Overall

9658

Females

1755

F18-39

1755

20K→Half

12.4 - 13.1 mi

Top 37%
×2stories
+19ft-37ft

Overall

9852

Females

1807

F18-39

1807

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

8538

Females

1367

F18-39

1367

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

7621

Females

1155

F18-39

1155

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

7028

Females

1036

F18-39

1036

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

6668

Females

1011

F18-39

1011

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7081

Females

1134

F18-39

1134

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7388

Females

1330

F18-39

1330

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

6757

Females

1179

F18-39

1179

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6283

Females

1079

F18-39

1079

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

6977

Females

1400

F18-39

1400

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

6549

Females

1260

F18-39

1260

Passing Analysis

Category:
Athletes Passed
3024*
Passed By
428
Net Change
+2596
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10971
5K → 10K557*110+447#10971#10524
10K → 15K299117+182#10524#10342
15K → 20K271*64+207#10342#10135
20K → Half54*23+31#10135#10104
Half → 25K303*12+291#10104#9813
25K → 30K462*12+450#9813#9363
30K → 20M2158+207#9363#9156
20M → 21M18911+178#9156#8978
21M → 35K916+85#8978#8893
35K → 23M13221+111#8893#8782
23M → 24M13211+121#8782#8661
24M → 40K1216+115#8661#8546
40K → 25.2M568+48#8546#8498
25.2M → Finish14219+123#8498#8375
TOTALS3024*428+2596

* 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