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BOSTON MARATHON 2023

Elena Horton

Bib: 7312•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 13%
Gender (Female)
#0 / 11423
Top 2%
Division (F18-39)
#0 / 4884
Top 3%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:10
Rank: #4818
Start → 5K
21:10 | 6:49/mi
10K· 6.21 mi
42:12
Rank: #4902 (-84)
5K → 10K
21:02 | 6:46/mi
15K· 9.32 mi
1:03:16
Rank: #4887 (+15)
10K → 15K
21:04 | 6:47/mi
20K· 12.43 mi
1:24:26
Rank: #4788 (+99)
15K → 20K
21:10 | 6:49/mi
Half· 13.11 mi
1:29:04
Rank: #4815 (-27)
20K → Half
4:38 | 6:47/mi
25K· 15.53 mi
1:45:31
Rank: #4628 (+187)
Half → 25K
16:27 | 6:47/mi
30K· 18.64 mi
2:06:39
Rank: #4267 (+361)
25K → 30K
21:08 | 6:48/mi
20M
2:15:50
Rank: #4071 (+196)
30K → 20M
9:11 | 6:45/mi
21M
2:22:48
Rank: #3866 (+205)
20M → 21M
6:58 | 6:58/mi
35K· 21.75 mi
2:27:41
Rank: #3790 (+76)
21M → 35K
4:53 | 6:32/mi
23M
2:36:09
Rank: #3648 (+142)
35K → 23M
8:28 | 6:46/mi
24M
2:42:48
Rank: #3586 (+62)
23M → 24M
6:39 | 6:39/mi
40K· 24.85 mi
2:48:32
Rank: #3492 (+94)
24M → 40K
5:44 | 6:42/mi
25.2M
2:50:59
Rank: #3456 (+36)
40K → 25.2M
2:27 | 7:06/mi
Finish· 26.22 mi
2:57:42
Rank: #3392 (+64)
25.2M → Finish
6:43 | 6:35/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:29:04
Pace6:48 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:28:38
Pace6:46 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:1721:106:4921:10
6:49
-
10K
6.21 mi10:46:1942:126:4721:02
6:46
-0:03
15K
9.32 mi11:07:231:03:166:4721:04
6:47
+0:01
20K
12.43 mi11:28:331:24:266:4821:10
6:49
+0:02
Half
13.11 mi11:33:111:29:046:484:38
6:47
-0:02
25K
15.53 mi11:49:381:45:316:4816:27
6:47
0:00
30K
18.64 mi12:10:462:06:396:4821:08
6:48
+0:01
20M
20.00 mi12:19:572:15:506:479:11
6:45
-0:03
21M
21.00 mi12:26:552:22:486:486:58
6:58
+0:13
35K
21.75 mi12:31:482:27:416:474:53
6:32
-0:26
23M
23.00 mi12:40:162:36:096:478:28
6:46
+0:14
24M
24.00 mi12:46:552:42:486:476:39
6:39
-0:07
40K
24.85 mi12:52:392:48:326:475:44
6:42
+0:03
25.2M
25.20 mi12:55:062:50:596:472:27
7:06
+0:24
Finish
26.22 mi13:01:492:57:426:476:43
6:35
-0:31

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

6:32 /mi

Average Pace

6:47 /mi

Slowest Pace

7:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:17

95% of race

Time at Steady Pace

9:25

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:47 /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 mi10:25:1721:106:4921:10
6:49
#4818
10K
6.21 mi10:46:1942:126:4721:02
6:46
#4902
15K
9.32 mi11:07:231:03:166:4721:04
6:47
#4887
20K
12.43 mi11:28:331:24:266:4821:10
6:49
#4788
Half
13.11 mi11:33:111:29:046:484:38
6:47
#4815
25K
15.53 mi11:49:381:45:316:4816:27
6:47
#4628
30K
18.64 mi12:10:462:06:396:4821:08
6:48
#4267
20M
20.00 mi12:19:572:15:506:479:11
6:45
#4071
21M
21.00 mi12:26:552:22:486:486:58
6:58
#3866
35K
21.75 mi12:31:482:27:416:474:53
6:32
#3790
23M
23.00 mi12:40:162:36:096:478:28
6:46
#3648
24M
24.00 mi12:46:552:42:486:476:39
6:39
#3586
40K
24.85 mi12:52:392:48:326:475:44
6:42
#3492
25.2M
25.20 mi12:55:062:50:596:472:27
7:06
#3456
Finish
26.22 mi13:01:492:57:426:476:43
6:35
#3392
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi48183323324951(Top 19%)345(Top 3%)345(Top 7%)
10K6.21 mi3.10 mi4902-84343-11343-115014(Top 19%)362(Top 3%)362(Top 7%)
15K9.32 mi3.11 mi4887+15336+7336+74951(Top 19%)345(Top 3%)345(Top 7%)
20K12.43 mi3.11 mi4788+99318+18318+184571(Top 17%)308(Top 3%)308(Top 6%)
Half13.11 mi0.68 mi4815-27324-6324-65264(Top 20%)386(Top 3%)386(Top 8%)
25K15.53 mi2.42 mi4628+187306+18306+184038(Top 15%)248(Top 2%)248(Top 5%)
30K18.64 mi3.11 mi4267+361261+45261+453014(Top 11%)163(Top 1%)163(Top 3%)
20M20.00 mi1.36 mi4071+196244+17244+172605(Top 10%)137(Top 1%)137(Top 3%)
21M21.00 mi1.00 mi3866+205222+22222+222036(Top 8%)110(Top 1.0%)110(Top 2%)
35K21.75 mi0.75 mi3790+76217+5217+52636(Top 10%)153(Top 1%)153(Top 3%)
23M23.00 mi1.25 mi3648+142202+15202+152477(Top 9%)150(Top 1%)150(Top 3%)
24M24.00 mi1.00 mi3586+62197+5197+52872(Top 11%)201(Top 2%)201(Top 4%)
40K24.85 mi0.85 mi3492+94191+6191+62409(Top 9%)174(Top 2%)174(Top 4%)
25.2M25.20 mi0.35 mi3456+36189+2189+22192(Top 8%)150(Top 1%)150(Top 3%)
Finish26.22 mi1.02 mi3392+64190-1190-12971(Top 11%)277(Top 2%)277(Top 6%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

4951

Females

345

F18-39

345

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

5014

Females

362

F18-39

362

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

4951

Females

345

F18-39

345

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4571

Females

308

F18-39

308

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5264

Females

386

F18-39

386

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4038

Females

248

F18-39

248

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

3014

Females

163

F18-39

163

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2605

Females

137

F18-39

137

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2036

Females

110

F18-39

110

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2636

Females

153

F18-39

153

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2477

Females

150

F18-39

150

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

2872

Females

201

F18-39

201

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2409

Females

174

F18-39

174

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2192

Females

150

F18-39

150

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

2971

Females

277

F18-39

277

Passing Analysis

Category:
Athletes Passed
1966
Passed By
540
Net Change
+1426
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4818
5K → 10K157241-84#4818#4902
10K → 15K120105+15#4902#4887
15K → 20K16061+99#4887#4788
20K → Half1845-27#4788#4815
Half → 25K21023+187#4815#4628
25K → 30K3621+361#4628#4267
30K → 20M1993+196#4267#4071
20M → 21M2105+205#4071#3866
21M → 35K804+76#3866#3790
35K → 23M15210+142#3790#3648
23M → 24M7816+62#3648#3586
24M → 40K973+94#3586#3492
40K → 25.2M382+36#3492#3456
25.2M → Finish8521+64#3456#3392
TOTALS1966540+1426
📊

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