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BOSTON MARATHON 2023

Rachel Sinders

IN

Bib: 16001 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 49%
Gender (Female)
#0 / 11423
Top 32%
Masters (Masters Women)
#0 / 6539
Top 18%
Division (F40-44)
#0 / 1878
Top 35%
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:10/mi
25:22
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:07/mi
50:35
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:56/mi
1:15:14
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:54/mi
1:39:47
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:53/mi
1:45:10
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:53/mi
2:04:17
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:06/mi
2:29:26
↑ 181↓ 1480.2%
138 ft elev
20M
8:20/mi
2:40:45
↑ 64↓ 500.2%
148 ft elev
21M
8:51/mi
2:49:36
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:55/mi
2:55:31
↑ 17↓ 861.7%
156 ft elev
23M
8:18/mi
3:05:54
↑ 23↓ 630.6%
116 ft elev
24M
8:07/mi
3:14:01
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:21/mi
3:21:09
↓ 200.3%
20 ft elev
25.2M
8:54/mi
3:24:13
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:04/mi
3:32:26
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:45:108:01 /mi⚡ faster
2nd Half
1:47:168:11 /mi+2.0%
Positive split — 2.0% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
25:228:103.11 mi25:22
8:10
-
10K
50:358:083.10 mi25:13
8:07
-0:03
15K
1:15:148:043.11 mi24:39
7:56
-0:11
20K
1:39:478:023.11 mi24:33
7:54
-0:02
Half(13.11 mi)
1:45:108:010.68 mi5:23
7:53
-0:01
25K
2:04:178:002.42 mi19:07
7:53
0:00
30K
2:29:268:013.11 mi25:09
8:06
+0:13
20M
2:40:458:021.36 mi11:19
8:20
+0:14
21M
2:49:368:051.00 mi8:51
8:51
+0:31
35K
2:55:318:040.75 mi5:55
7:55
-0:56
23M
3:05:548:051.25 mi10:23
8:18
+0:23
24M
3:14:018:051.00 mi8:07
8:07
-0:11
40K
3:21:098:060.85 mi7:08
8:21
+0:14
25.2M
3:24:138:060.35 mi3:04
8:54
+0:33
Finish(26.22 mi)
3:32:268:061.02 mi8:13
8:04
-0:50
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:53 /mi

Average Pace

8:06 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:20:31

94% of race

Time at Steady Pace

11:55

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:06 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi15187475947591386940094009
10K3.10 mi15393-2064896-1374896-1371563150335033
15K3.11 mi14924+4694612+2844612+2841386940094009
20K3.11 mi14321+6034264+3484264+3481265333553355
Half(13.11 mi)0.68 mi14281+404250+144250+141355038263826
25K2.42 mi13880+4014041+2094041+2091182429772977
30K3.11 mi13421+4593792+2493792+2491161929752975
20M1.36 mi13326+953750+423750+421255636133613
21M1.00 mi13272+543736+143736+141256337173717
35K0.75 mi13176+963695+413695+411152431643164
23M1.25 mi13068+1083663+323663+321186734453445
24M1.00 mi13007+613653+103653+101206836253625
40K0.85 mi12972+353659-63659-61236738673867
25.2M0.35 mi12943+293651+83651+81197137093709
Finish(26.22 mi)1.02 mi12918+253654-33654-31258139983998

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21story building
+97ft-345ft

Overall

13869

Females

4009

F40-44

4009

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

15631

Females

5033

F40-44

5033

10K→15K

6.2 - 9.3 mi

Top 52%
×3story building
+67ft-78ft

Overall

13869

Females

4009

F40-44

4009

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

12653

Females

3355

F40-44

3355

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

13550

Females

3826

F40-44

3826

Half→25K

13.1 - 15.5 mi

Top 44%
×4story building
+66ft-88ft

Overall

11824

Females

2977

F40-44

2977

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

11619

Females

2975

F40-44

2975

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

12556

Females

3613

F40-44

3613

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

12563

Females

3717

F40-44

3717

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

11524

Females

3164

F40-44

3164

35K→23M

21.8 - 23.0 mi

Top 45%
×5story building
+23ft-63ft

Overall

11867

Females

3445

F40-44

3445

23M→24M

23.0 - 24.0 mi

Top 45%
×6story building
+12ft-82ft

Overall

12068

Females

3625

F40-44

3625

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

12367

Females

3867

F40-44

3867

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

11971

Females

3709

F40-44

3709

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

12581

Females

3998

F40-44

3998

Passing Analysis

Category:
Passed
3063
Passed By
794
Net Change
+2269
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15187
5K → 10K211417-206#15187#15393
10K → 15K50536+469#15393#14924
15K → 20K61613+603#14924#14321
20K → Half5414+40#14321#14281
Half → 25K41211+401#14281#13880
25K → 30K47718+459#13880#13421
30K → 20M13237+95#13421#13326
20M → 21M11662+54#13326#13272
21M → 35K10711+96#13272#13176
35K → 23M15244+108#13176#13068
23M → 24M9433+61#13068#13007
24M → 40K8146+35#13007#12972
40K → 25.2M4314+29#12972#12943
25.2M → Finish6338+25#12943#12918
TOTALS3063794+2269

Passing Charts

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