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BOSTON MARATHON 2023

Rebekah Riley

Bib: 16778•F

SC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 35%
Gender (Female)
#0 / 11423
Top 16%
Division (F18-39)
#0 / 4884
Top 28%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:56
Rank: #11489
Start → 5K
23:56 | 7:42/mi
10K· 6.21 mi
47:34
Rank: #11391 (+98)
5K → 10K
23:38 | 7:36/mi
15K· 9.32 mi
1:10:55
Rank: #11002 (+389)
10K → 15K
23:21 | 7:31/mi
20K· 12.43 mi
1:34:24
Rank: #10678 (+324)
15K → 20K
23:29 | 7:34/mi
Half· 13.11 mi
1:39:30
Rank: #10639 (+39)
20K → Half
5:06 | 7:29/mi
25K· 15.53 mi
1:57:53
Rank: #10386 (+253)
Half → 25K
18:23 | 7:35/mi
30K· 18.64 mi
2:22:10
Rank: #10181 (+205)
25K → 30K
24:17 | 7:49/mi
20M
2:32:47
Rank: #10061 (+120)
30K → 20M
10:37 | 7:49/mi
21M
2:40:35
Rank: #9785 (+276)
20M → 21M
7:49 | 7:49/mi
35K· 21.75 mi
2:46:26
Rank: #9821 (-36)
21M → 35K
5:51 | 7:49/mi
23M
2:56:06
Rank: #9660 (+161)
35K → 23M
9:40 | 7:43/mi
24M
3:03:32
Rank: #9535 (+125)
23M → 24M
7:26 | 7:26/mi
40K· 24.85 mi
3:09:53
Rank: #9373 (+162)
24M → 40K
6:21 | 7:26/mi
25.2M
3:12:32
Rank: #9274 (+99)
40K → 25.2M
2:39 | 7:40/mi
Finish· 26.22 mi
3:20:21
Rank: #9293 (-19)
25.2M → Finish
7:49 | 7:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:30
Pace7:35 /mi
2nd Half
Distance13.11 mi
Time1:40:51
Pace7:42 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:1923:567:4223:56
7:42
-
10K
6.21 mi11:37:5747:347:3923:38
7:36
-0:06
15K
9.32 mi12:01:181:10:557:3723:21
7:31
-0:05
20K
12.43 mi12:24:471:34:247:3623:29
7:34
+0:03
Half
13.11 mi12:29:531:39:307:355:06
7:29
-0:05
25K
15.53 mi12:48:161:57:537:3518:23
7:35
+0:06
30K
18.64 mi13:12:332:22:107:3824:17
7:49
+0:14
20M
20.00 mi13:23:102:32:477:3810:37
7:49
0:00
21M
21.00 mi13:30:582:40:357:397:49
7:49
0:00
35K
21.75 mi13:36:492:46:267:395:51
7:49
0:00
23M
23.00 mi13:46:292:56:067:399:40
7:43
-0:06
24M
24.00 mi13:53:553:03:327:397:26
7:26
-0:17
40K
24.85 mi14:00:163:09:537:386:21
7:26
0:00
25.2M
25.20 mi14:02:553:12:327:382:39
7:40
+0:14
Finish
26.22 mi14:10:443:20:217:397:49
7:40
0:00

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

7:26 /mi

Average Pace

7:39 /mi

Slowest Pace

7:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:48

76% of race

Time at Steady Pace

48:33

24% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:38 /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 mi11:14:1923:567:4223:56
7:42
#11489
10K
6.21 mi11:37:5747:347:3923:38
7:36
#11391
15K
9.32 mi12:01:181:10:557:3723:21
7:31
#11002
20K
12.43 mi12:24:471:34:247:3623:29
7:34
#10678
Half
13.11 mi12:29:531:39:307:355:06
7:29
#10639
25K
15.53 mi12:48:161:57:537:3518:23
7:35
#10386
30K
18.64 mi13:12:332:22:107:3824:17
7:49
#10181
20M
20.00 mi13:23:102:32:477:3810:37
7:49
#10061
21M
21.00 mi13:30:582:40:357:397:49
7:49
#9785
35K
21.75 mi13:36:492:46:267:395:51
7:49
#9821
23M
23.00 mi13:46:292:56:067:399:40
7:43
#9660
24M
24.00 mi13:53:553:03:327:397:26
7:26
#9535
40K
24.85 mi14:00:163:09:537:386:21
7:26
#9373
25.2M
25.20 mi14:02:553:12:327:382:39
7:40
#9274
Finish
26.22 mi14:10:443:20:217:397:49
7:40
#9293
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi114892585258510314(Top 39%)1986(Top 17%)1986(Top 41%)
10K6.21 mi3.10 mi11391+982538+472538+4711396(Top 43%)2549(Top 22%)2549(Top 52%)
15K9.32 mi3.11 mi11002+3892335+2032335+20310314(Top 39%)1986(Top 17%)1986(Top 41%)
20K12.43 mi3.11 mi10678+3242173+1622173+1629776(Top 37%)1817(Top 16%)1817(Top 37%)
Half13.11 mi0.68 mi10639+392148+252148+2510077(Top 38%)1913(Top 17%)1913(Top 39%)
25K15.53 mi2.42 mi10386+2532036+1122036+1129420(Top 35%)1740(Top 15%)1740(Top 36%)
30K18.64 mi3.11 mi10181+2051982+541982+549470(Top 36%)1922(Top 17%)1922(Top 39%)
20M20.00 mi1.36 mi10061+1201953+291953+299010(Top 34%)1814(Top 16%)1814(Top 37%)
21M21.00 mi1.00 mi9785+2761845+1081845+1086215(Top 23%)866(Top 8%)866(Top 18%)
35K21.75 mi0.75 mi9821-361882-371882-3710732(Top 40%)2763(Top 24%)2763(Top 57%)
23M23.00 mi1.25 mi9660+1611844+381844+387896(Top 30%)1543(Top 14%)1543(Top 32%)
24M24.00 mi1.00 mi9535+1251813+311813+317211(Top 27%)1381(Top 12%)1381(Top 28%)
40K24.85 mi0.85 mi9373+1621777+361777+366302(Top 24%)1096(Top 10%)1096(Top 22%)
25.2M25.20 mi0.35 mi9274+991747+301747+304678(Top 18%)644(Top 6%)644(Top 13%)
Finish26.22 mi1.02 mi9293-191776-291776-299838(Top 37%)2643(Top 23%)2643(Top 54%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

10314

Females

1986

F18-39

1986

5K→10K

3.1 - 6.2 mi

Top 43%
×5stories
+79ft-138ft

Overall

11396

Females

2549

F18-39

2549

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

10314

Females

1986

F18-39

1986

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

9776

Females

1817

F18-39

1817

20K→Half

12.4 - 13.1 mi

Top 38%
×2stories
+19ft-37ft

Overall

10077

Females

1913

F18-39

1913

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

9420

Females

1740

F18-39

1740

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

9470

Females

1922

F18-39

1922

30K→20M

18.6 - 20.0 mi

Top 34%
×5stories
+64ft-50ft

Overall

9010

Females

1814

F18-39

1814

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

6215

Females

866

F18-39

866

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

10732

Females

2763

F18-39

2763

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

7896

Females

1543

F18-39

1543

23M→24M

23.0 - 24.0 mi

Top 27%
×6stories
+12ft-82ft

Overall

7211

Females

1381

F18-39

1381

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6302

Females

1096

F18-39

1096

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4678

Females

644

F18-39

644

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

9838

Females

2643

F18-39

2643

Passing Analysis

Category:
Athletes Passed
2825*
Passed By
629
Net Change
+2196
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11489
5K → 10K345247+98#11489#11391
10K → 15K44051+389#11391#11002
15K → 20K36137+324#11002#10678
20K → Half5213+39#10678#10639
Half → 25K27825+253#10639#10386
25K → 30K261*56+205#10386#10181
30K → 20M150*30+120#10181#10061
20M → 21M278*2+276#10061#9785
21M → 35K3268-36#9785#9821
35K → 23M17918+161#9821#9660
23M → 24M13510+125#9660#9535
24M → 40K164*2+162#9535#9373
40K → 25.2M1001+99#9373#9274
25.2M → Finish5069-19#9274#9293
TOTALS2825*629+2196

* 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