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BOSTON MARATHON 2023

Jody Robinson

Bib: 20431•F

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 49%
Masters (Masters Women)
#0 / 6539
Top 39%
Division (F45-49)
#0 / 1817
Top 46%
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
8:21/mi
25:57
↑ 97↓ 3451.5%
10K· 6.21 mi
8:13/mi
51:30
↑ 79↓ 1380.4%
15K· 9.32 mi
8:12/mi
1:16:59
↑ 67↓ 78
20K· 12.43 mi
8:23/mi
1:43:02
↑ 106↓ 860.1%
Half· 13.11 mi
8:12/mi
1:48:38
↑ 19↓ 370.5%
25K· 15.53 mi
8:31/mi
2:09:18
↑ 66↓ 880.2%
30K· 18.64 mi
8:40/mi
2:36:15
↑ 181↓ 1480.2%
20M
8:55/mi
2:48:22
↑ 64↓ 500.2%
21M
9:33/mi
2:57:55
↑ 106↓ 241.6%
35K· 21.75 mi
8:48/mi
3:04:30
↑ 17↓ 861.7%
23M
9:05/mi
3:15:52
↑ 23↓ 630.6%
24M
8:57/mi
3:24:49
↓ 821.3%
40K· 24.85 mi
9:05/mi
3:32:35
↓ 200.3%
25.2M
9:43/mi
3:35:56
↑ 13↓ 160.2%
Finish· 26.22 mi
8:59/mi
3:45:05
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:38
Pace8:17 /mi
2nd Half
Distance13.11 mi
Time1:56:27
Pace8:53 /mi
📊Positive Split: 7.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:0625:578:2125:57
8:21
-
10K
6.21 mi11:43:3951:308:1725:33
8:13
-0:08
15K
9.32 mi12:09:081:16:598:1625:29
8:12
-0:01
20K
12.43 mi12:35:111:43:028:1726:03
8:23
+0:11
Half
13.11 mi12:40:471:48:388:175:36
8:12
-0:11
25K
15.53 mi13:01:272:09:188:1920:40
8:31
+0:19
30K
18.64 mi13:28:242:36:158:2326:57
8:40
+0:09
20M
20.00 mi13:40:312:48:228:2512:07
8:55
+0:15
21M
21.00 mi13:50:042:57:558:289:33
9:33
+0:38
35K
21.75 mi13:56:393:04:308:296:35
8:48
-0:45
23M
23.00 mi14:08:013:15:528:3111:22
9:05
+0:17
24M
24.00 mi14:16:583:24:498:328:57
8:57
-0:08
40K
24.85 mi14:24:443:32:358:337:46
9:05
+0:08
25.2M
25.20 mi14:28:053:35:568:343:21
9:43
+0:38
Finish
26.22 mi14:37:143:45:058:359:09
8:59
-0:44

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

8:12 /mi

Average Pace

8:35 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:13:03

86% of race

Time at Steady Pace

28:41

13% of race

Time at Slower Pace

3:21

1% of race

Average Pace: 8:35 /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 mi11:18:0625:578:2125:57
8:21
#16530
10K
6.21 mi11:43:3951:308:1725:33
8:13
#16426
15K
9.32 mi12:09:081:16:598:1625:29
8:12
#16245
20K
12.43 mi12:35:111:43:028:1726:03
8:23
#16211
Half
13.11 mi12:40:471:48:388:175:36
8:12
#16186
25K
15.53 mi13:01:272:09:188:1920:40
8:31
#16205
30K
18.64 mi13:28:242:36:158:2326:57
8:40
#16037
20M
20.00 mi13:40:312:48:228:2512:07
8:55
#16023
21M
21.00 mi13:50:042:57:558:289:33
9:33
#16005
35K
21.75 mi13:56:393:04:308:296:35
8:48
#16035
23M
23.00 mi14:08:013:15:528:3111:22
9:05
#16060
24M
24.00 mi14:16:583:24:498:328:57
8:57
#16086
40K
24.85 mi14:24:443:32:358:337:46
9:05
#16100
25.2M
25.20 mi14:28:053:35:568:343:21
9:43
#16096
Finish
26.22 mi14:37:143:45:058:359:09
8:59
#16201
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi165305623562315893(Top 60%)5227(Top 46%)5227(Top 288%)
10K6.21 mi3.10 mi16426+1045542+815542+8116437(Top 62%)5536(Top 48%)5536(Top 305%)
15K9.32 mi3.11 mi16245+1815436+1065436+10615893(Top 60%)5227(Top 46%)5227(Top 288%)
20K12.43 mi3.11 mi16211+345431+55431+516167(Top 61%)5451(Top 48%)5451(Top 300%)
Half13.11 mi0.68 mi16186+255424+75424+715927(Top 60%)5259(Top 46%)5259(Top 289%)
25K15.53 mi2.42 mi16205-195457-335457-3316361(Top 61%)5649(Top 49%)5649(Top 311%)
30K18.64 mi3.11 mi16037+1685397+605397+6015370(Top 58%)5156(Top 45%)5156(Top 284%)
20M20.00 mi1.36 mi16023+145406-95406-916108(Top 61%)5631(Top 49%)5631(Top 310%)
21M21.00 mi1.00 mi16005+185419-135419-1316221(Top 61%)5749(Top 50%)5749(Top 316%)
35K21.75 mi0.75 mi16035-305455-365455-3616949(Top 64%)6243(Top 55%)6243(Top 344%)
23M23.00 mi1.25 mi16060-255493-385493-3816451(Top 62%)5995(Top 52%)5995(Top 330%)
24M24.00 mi1.00 mi16086-265516-235516-2317005(Top 64%)6355(Top 56%)6355(Top 350%)
40K24.85 mi0.85 mi16100-145529-135529-1316578(Top 62%)6168(Top 54%)6168(Top 339%)
25.2M25.20 mi0.35 mi16096+45528+15528+116227(Top 61%)5994(Top 52%)5994(Top 330%)
Finish26.22 mi1.02 mi16201-1055609-815609-8117887(Top 67%)6849(Top 60%)6849(Top 377%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21story building
+97ft-345ft

Overall

15893

Females

5227

F45-49

5227

5K→10K

3.1 - 6.2 mi

Top 62%
×5story building
+79ft-138ft

Overall

16437

Females

5536

F45-49

5536

10K→15K

6.2 - 9.3 mi

Top 60%
×3story building
+67ft-78ft

Overall

15893

Females

5227

F45-49

5227

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

16167

Females

5451

F45-49

5451

20K→Half

12.4 - 13.1 mi

Top 60%
×2story building
+19ft-37ft

Overall

15927

Females

5259

F45-49

5259

Half→25K

13.1 - 15.5 mi

Top 61%
×4story building
+66ft-88ft

Overall

16361

Females

5649

F45-49

5649

25K→30K

15.5 - 18.6 mi

Top 58%
×9story building
+181ft-148ft

Overall

15370

Females

5156

F45-49

5156

30K→20M

18.6 - 20.0 mi

Top 61%
×5story building
+64ft-50ft

Overall

16108

Females

5631

F45-49

5631

20M→21M

20.0 - 21.0 mi

Top 61%
×8story building
+106ft-24ft

Overall

16221

Females

5749

F45-49

5749

21M→35K

21.0 - 21.8 mi

Top 64%
×7story building
+17ft-86ft

Overall

16949

Females

6243

F45-49

6243

35K→23M

21.8 - 23.0 mi

Top 62%
×5story building
+23ft-63ft

Overall

16451

Females

5995

F45-49

5995

23M→24M

23.0 - 24.0 mi

Top 64%
×6story building
+12ft-82ft

Overall

17005

Females

6355

F45-49

6355

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

16578

Females

6168

F45-49

6168

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

16227

Females

5994

F45-49

5994

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2story building
+22ft-21ft

Overall

17887

Females

6849

F45-49

6849

Passing Analysis

Category:
Athletes Passed
1760
Passed By
1431
Net Change
+329
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16530
5K → 10K360256+104#16530#16426
10K → 15K288107+181#16426#16245
15K → 20K184150+34#16245#16211
20K → Half5833+25#16211#16186
Half → 25K138157-19#16186#16205
25K → 30K26092+168#16205#16037
30K → 20M8874+14#16037#16023
20M → 21M9173+18#16023#16005
21M → 35K4575-30#16005#16035
35K → 23M7398-25#16035#16060
23M → 24M5985-26#16060#16086
24M → 40K5266-14#16086#16100
40K → 25.2M2925+4#16100#16096
25.2M → Finish35140-105#16096#16201
TOTALS17601431+329
📊

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