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BOSTON MARATHON 2023

Rebekah Ormsby

Bib: 10661•F

MN

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 37%
Gender (Female)
#0 / 11423
Top 18%
Masters (Masters Women)
#0 / 6539
Top 8%
Division (F45-49)
#0 / 1817
Top 7%
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
7:34/mi
23:29
↑ 97↓ 3451.5%
10K· 6.21 mi
7:32/mi
46:54
↑ 79↓ 1380.4%
15K· 9.32 mi
7:27/mi
1:10:02
↑ 67↓ 78
20K· 12.43 mi
7:34/mi
1:33:32
↑ 106↓ 860.1%
Half· 13.11 mi
7:30/mi
1:38:39
↑ 19↓ 370.5%
25K· 15.53 mi
7:37/mi
1:57:07
↑ 66↓ 880.2%
30K· 18.64 mi
7:53/mi
2:21:37
↑ 181↓ 1480.2%
20M
8:01/mi
2:32:30
↑ 64↓ 500.2%
21M
8:41/mi
2:41:11
↑ 106↓ 241.6%
35K· 21.75 mi
7:40/mi
2:46:55
↑ 17↓ 861.7%
23M
8:01/mi
2:56:57
↑ 23↓ 630.6%
24M
7:48/mi
3:04:45
↓ 821.3%
40K· 24.85 mi
8:05/mi
3:11:40
↓ 200.3%
25.2M
8:30/mi
3:14:36
↑ 13↓ 160.2%
Finish· 26.22 mi
7:56/mi
3:22:41
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:39
Pace7:31 /mi
2nd Half
Distance13.11 mi
Time1:44:02
Pace7:56 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5323:297:3423:29
7:34
-
10K
6.21 mi11:13:1846:547:3323:25
7:32
-0:02
15K
9.32 mi11:36:261:10:027:3123:08
7:27
-0:05
20K
12.43 mi11:59:561:33:327:3223:30
7:34
+0:07
Half
13.11 mi12:05:031:38:397:315:07
7:30
-0:04
25K
15.53 mi12:23:311:57:077:3218:28
7:37
+0:07
30K
18.64 mi12:48:012:21:377:3624:30
7:53
+0:16
20M
20.00 mi12:58:542:32:307:3710:53
8:01
+0:08
21M
21.00 mi13:07:352:41:117:418:41
8:41
+0:40
35K
21.75 mi13:13:192:46:557:415:44
7:40
-1:01
23M
23.00 mi13:23:212:56:577:4210:02
8:01
+0:21
24M
24.00 mi13:31:093:04:457:427:48
7:48
-0:13
40K
24.85 mi13:38:043:11:407:436:55
8:05
+0:17
25.2M
25.20 mi13:41:003:14:367:432:56
8:30
+0:25
Finish
26.22 mi13:49:053:22:417:448:05
7:56
-0:34

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

7:27 /mi

Average Pace

7:44 /mi

Slowest Pace

8:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:11:04

94% of race

Time at Steady Pace

11:37

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:44 /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 mi10:49:5323:297:3423:29
7:34
#10160
10K
6.21 mi11:13:1846:547:3323:25
7:32
#10460
15K
9.32 mi11:36:261:10:027:3123:08
7:27
#10189
20K
12.43 mi11:59:561:33:327:3223:30
7:34
#10064
Half
13.11 mi12:05:031:38:397:315:07
7:30
#10055
25K
15.53 mi12:23:311:57:077:3218:28
7:37
#9973
30K
18.64 mi12:48:012:21:377:3624:30
7:53
#9953
20M
20.00 mi12:58:542:32:307:3710:53
8:01
#9938
21M
21.00 mi13:07:352:41:117:418:41
8:41
#10018
35K
21.75 mi13:13:192:46:557:415:44
7:40
#9983
23M
23.00 mi13:23:212:56:577:4210:02
8:01
#9955
24M
24.00 mi13:31:093:04:457:427:48
7:48
#9924
40K
24.85 mi13:38:043:11:407:436:55
8:05
#9928
25.2M
25.20 mi13:41:003:14:367:432:56
8:30
#9901
Finish
26.22 mi13:49:053:22:417:448:05
7:56
#9949
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi10160194119419748(Top 37%)1729(Top 15%)1729(Top 95%)
10K6.21 mi3.10 mi10460-3002052-1112052-11110792(Top 41%)2198(Top 19%)2198(Top 121%)
15K9.32 mi3.11 mi10189+2711905+1471905+1479748(Top 37%)1729(Top 15%)1729(Top 95%)
20K12.43 mi3.11 mi10064+1251861+441861+449824(Top 37%)1834(Top 16%)1834(Top 101%)
Half13.11 mi0.68 mi10055+91860+11860+110292(Top 39%)2025(Top 18%)2025(Top 111%)
25K15.53 mi2.42 mi9973+821839+211839+219687(Top 36%)1866(Top 16%)1866(Top 103%)
30K18.64 mi3.11 mi9953+201871-321871-3210032(Top 38%)2177(Top 19%)2177(Top 120%)
20M20.00 mi1.36 mi9938+151890-191890-1910342(Top 39%)2388(Top 21%)2388(Top 131%)
21M21.00 mi1.00 mi10018-801960-701960-7011564(Top 43%)3169(Top 28%)3169(Top 174%)
35K21.75 mi0.75 mi9983+351961-11961-19734(Top 37%)2238(Top 20%)2238(Top 123%)
23M23.00 mi1.25 mi9955+281967-61967-69850(Top 37%)2434(Top 21%)2434(Top 134%)
24M24.00 mi1.00 mi9924+311994-271994-279815(Top 37%)2500(Top 22%)2500(Top 138%)
40K24.85 mi0.85 mi9928-42030-362030-3610654(Top 40%)2958(Top 26%)2958(Top 163%)
25.2M25.20 mi0.35 mi9901+272028+22028+29622(Top 36%)2505(Top 22%)2505(Top 138%)
Finish26.22 mi1.02 mi9949-482070-422070-4211631(Top 44%)3502(Top 31%)3502(Top 193%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21story building
+97ft-345ft

Overall

9748

Females

1729

F45-49

1729

5K→10K

3.1 - 6.2 mi

Top 41%
×5story building
+79ft-138ft

Overall

10792

Females

2198

F45-49

2198

10K→15K

6.2 - 9.3 mi

Top 37%
×3story building
+67ft-78ft

Overall

9748

Females

1729

F45-49

1729

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

9824

Females

1834

F45-49

1834

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

10292

Females

2025

F45-49

2025

Half→25K

13.1 - 15.5 mi

Top 36%
×4story building
+66ft-88ft

Overall

9687

Females

1866

F45-49

1866

25K→30K

15.5 - 18.6 mi

Top 38%
×9story building
+181ft-148ft

Overall

10032

Females

2177

F45-49

2177

30K→20M

18.6 - 20.0 mi

Top 39%
×5story building
+64ft-50ft

Overall

10342

Females

2388

F45-49

2388

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

11564

Females

3169

F45-49

3169

21M→35K

21.0 - 21.8 mi

Top 37%
×7story building
+17ft-86ft

Overall

9734

Females

2238

F45-49

2238

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

9850

Females

2434

F45-49

2434

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

9815

Females

2500

F45-49

2500

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

10654

Females

2958

F45-49

2958

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9622

Females

2505

F45-49

2505

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2story building
+22ft-21ft

Overall

11631

Females

3502

F45-49

3502

Passing Analysis

Category:
Athletes Passed
1672*
Passed By
1458
Net Change
+211
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10160
5K → 10K179*479-300#10160#10460
10K → 15K35483+271#10460#10189
15K → 20K228*103+125#10189#10064
20K → Half3223+9#10064#10055
Half → 25K157*75+82#10055#9973
25K → 30K158*138+20#9973#9953
30K → 20M10085+15#9953#9938
20M → 21M62140-80#9938#10018
21M → 35K64*29+35#10018#9983
35K → 23M7850+28#9983#9955
23M → 24M9260+31#9955#9924
24M → 40K6771-4#9924#9928
40K → 25.2M4316+27#9928#9901
25.2M → Finish58*106-48#9901#9949
TOTALS1672*1458+211

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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