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BOSTON MARATHON 2023

Naomi Barnett

Bib: 14530•X

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Other)
#0 / 23
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:43
Rank: #10886
Start → 5K
23:43 | 7:38/mi
10K· 6.21 mi
47:19
Rank: #11064 (-178)
5K → 10K
23:36 | 7:36/mi
15K· 9.32 mi
1:12:16
Rank: #12254 (-1190)
10K → 15K
24:57 | 8:02/mi
20K· 12.43 mi
1:38:53
Rank: #13758 (-1504)
15K → 20K
26:37 | 8:34/mi
Half· 13.11 mi
1:44:17
Rank: #13749 (+9)
20K → Half
5:24 | 7:55/mi
25K· 15.53 mi
2:04:27
Rank: #13955 (-206)
Half → 25K
20:10 | 8:19/mi
30K· 18.64 mi
2:31:21
Rank: #14243 (-288)
25K → 30K
26:54 | 8:39/mi
20M
2:43:29
Rank: #14373 (-130)
30K → 20M
12:08 | 8:56/mi
21M
2:52:57
Rank: #14459 (-86)
20M → 21M
9:28 | 9:28/mi
35K· 21.75 mi
2:59:27
Rank: #14534 (-75)
21M → 35K
6:30 | 8:41/mi
23M
3:10:36
Rank: #14578 (-44)
35K → 23M
11:09 | 8:54/mi
24M
3:19:15
Rank: #14591 (-13)
23M → 24M
8:39 | 8:39/mi
40K· 24.85 mi
3:27:13
Rank: #14703 (-112)
24M → 40K
7:58 | 9:19/mi
25.2M
3:30:28
Rank: #14686 (+17)
40K → 25.2M
3:15 | 9:25/mi
Finish· 26.22 mi
3:39:12
Rank: #14726 (-40)
25.2M → Finish
8:44 | 8:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:17
Pace7:57 /mi
2nd Half
Distance13.11 mi
Time1:54:55
Pace8:46 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:5923:437:3823:43
7:38
-
10K
6.21 mi11:16:3547:197:3723:36
7:36
-0:02
15K
9.32 mi11:41:321:12:167:4524:57
8:02
+0:26
20K
12.43 mi12:08:091:38:537:5726:37
8:34
+0:32
Half
13.11 mi12:13:331:44:177:575:24
7:55
-0:39
25K
15.53 mi12:33:432:04:278:0120:10
8:19
+0:24
30K
18.64 mi13:00:372:31:218:0726:54
8:39
+0:20
20M
20.00 mi13:12:452:43:298:1012:08
8:56
+0:17
21M
21.00 mi13:22:132:52:578:149:28
9:28
+0:32
35K
21.75 mi13:28:432:59:278:156:30
8:41
-0:47
23M
23.00 mi13:39:523:10:368:1711:09
8:54
+0:13
24M
24.00 mi13:48:313:19:158:188:39
8:39
-0:15
40K
24.85 mi13:56:293:27:138:207:58
9:19
+0:40
25.2M
25.20 mi13:59:443:30:288:213:15
9:25
+0:06
Finish
26.22 mi14:08:283:39:128:228:44
8:34
-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

7:36 /mi

Average Pace

8:22 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:50

45% of race

Time at Steady Pace

1:40:41

46% of race

Time at Slower Pace

20:41

9% of race

Average Pace: 8:22 /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 mi10:52:5923:437:3823:43
7:38
#10886
10K
6.21 mi11:16:3547:197:3723:36
7:36
#11064
15K
9.32 mi11:41:321:12:167:4524:57
8:02
#12254
20K
12.43 mi12:08:091:38:537:5726:37
8:34
#13758
Half
13.11 mi12:13:331:44:177:575:24
7:55
#13749
25K
15.53 mi12:33:432:04:278:0120:10
8:19
#13955
30K
18.64 mi13:00:372:31:218:0726:54
8:39
#14243
20M
20.00 mi13:12:452:43:298:1012:08
8:56
#14373
21M
21.00 mi13:22:132:52:578:149:28
9:28
#14459
35K
21.75 mi13:28:432:59:278:156:30
8:41
#14534
23M
23.00 mi13:39:523:10:368:1711:09
8:54
#14578
24M
24.00 mi13:48:313:19:158:188:39
8:39
#14591
40K
24.85 mi13:56:293:27:138:207:58
9:19
#14703
25.2M
25.20 mi13:59:443:30:288:213:15
9:25
#14686
Finish
26.22 mi14:08:283:39:128:228:44
8:34
#14726
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallXAge DivSeg. OverallSeg. XSeg. Age Div
5K3.11 mi3.11 mi10886131314671(Top 55%)18(Top 78%)18
10K6.21 mi3.10 mi11064-17815-215-211328(Top 43%)16(Top 70%)16
15K9.32 mi3.11 mi12254-119018-318-314671(Top 55%)18(Top 78%)18
20K12.43 mi3.11 mi13758-1504181817298(Top 65%)21(Top 91%)21
Half13.11 mi0.68 mi13749+9181813796(Top 52%)18(Top 78%)18
25K15.53 mi2.42 mi13955-206181815087(Top 57%)18(Top 78%)18
30K18.64 mi3.11 mi14243-28819-119-115287(Top 57%)19(Top 83%)19
20M20.00 mi1.36 mi14373-130191916196(Top 61%)20(Top 87%)20
21M21.00 mi1.00 mi14459-86191915849(Top 60%)20(Top 87%)20
35K21.75 mi0.75 mi14534-75191916414(Top 62%)20(Top 87%)20
23M23.00 mi1.25 mi14578-44191915604(Top 59%)20(Top 87%)20
24M24.00 mi1.00 mi14591-13191915420(Top 58%)20(Top 87%)20
40K24.85 mi0.85 mi14703-112191917645(Top 66%)21(Top 91%)21
25.2M25.20 mi0.35 mi14686+17191914943(Top 56%)20(Top 87%)20
Finish26.22 mi1.02 mi14726-40191915867(Top 60%)19(Top 83%)19

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

14671

X

18

Age Div

18

5K→10K

3.1 - 6.2 mi

Top 43%
×5stories
+79ft-138ft

Overall

11328

X

16

Age Div

16

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

14671

X

18

Age Div

18

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

17298

X

21

Age Div

21

20K→Half

12.4 - 13.1 mi

Top 52%
×2stories
+19ft-37ft

Overall

13796

X

18

Age Div

18

Half→25K

13.1 - 15.5 mi

Top 57%
×4stories
+66ft-88ft

Overall

15087

X

18

Age Div

18

25K→30K

15.5 - 18.6 mi

Top 57%
×9stories
+181ft-148ft

Overall

15287

X

19

Age Div

19

30K→20M

18.6 - 20.0 mi

Top 61%
×5stories
+64ft-50ft

Overall

16196

X

20

Age Div

20

20M→21M

20.0 - 21.0 mi

Top 60%
×8stories
+106ft-24ft

Overall

15849

X

20

Age Div

20

21M→35K

21.0 - 21.8 mi

Top 62%
×7stories
+17ft-86ft

Overall

16414

X

20

Age Div

20

35K→23M

21.8 - 23.0 mi

Top 59%
×5stories
+23ft-63ft

Overall

15604

X

20

Age Div

20

23M→24M

23.0 - 24.0 mi

Top 58%
×6stories
+12ft-82ft

Overall

15420

X

20

Age Div

20

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

17645

X

21

Age Div

21

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

14943

X

20

Age Div

20

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2stories
+22ft-21ft

Overall

15867

X

19

Age Div

19

Passing Analysis

Category:
Athletes Passed
836
Passed By
4676
Net Change
-3840
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10886
5K → 10K224402-178#10886#11064
10K → 15K141204-1190#11064#12254
15K → 20K141518-1504#12254#13758
20K → Half3526+9#13758#13749
Half → 25K76282-206#13749#13955
25K → 30K110398-288#13955#14243
30K → 20M50180-130#14243#14373
20M → 21M55141-86#14373#14459
21M → 35K2297-75#14459#14534
35K → 23M64108-44#14534#14578
23M → 24M7083-13#14578#14591
24M → 40K31143-112#14591#14703
40K → 25.2M3013+17#14703#14686
25.2M → Finish4181-40#14686#14726
TOTALS8364676-3840
📊

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