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BOSTON MARATHON 2023

Megan Stone

Bib: 15175•F

OR

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 32%
Gender (Female)
#0 / 11423
Top 13%
Masters (Masters Women)
#0 / 6539
Top 5%
Division (F40-44)
#0 / 1878
Top 10%
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
7:29/mi
23:16
↑ 97↓ 3451.5%
10K· 6.21 mi
7:20/mi
46:03
↑ 79↓ 1380.4%
15K· 9.32 mi
7:24/mi
1:09:02
↑ 67↓ 78
20K· 12.43 mi
7:31/mi
1:32:24
↑ 106↓ 860.1%
Half· 13.11 mi
7:24/mi
1:37:27
↑ 19↓ 370.5%
25K· 15.53 mi
7:43/mi
1:56:09
↑ 66↓ 880.2%
30K· 18.64 mi
7:41/mi
2:20:02
↑ 181↓ 1480.2%
20M
7:36/mi
2:30:21
↑ 64↓ 500.2%
21M
8:01/mi
2:38:22
↑ 106↓ 241.6%
35K· 21.75 mi
7:24/mi
2:43:54
↑ 17↓ 861.7%
23M
7:45/mi
2:53:36
↑ 23↓ 630.6%
24M
7:28/mi
3:01:04
↓ 821.3%
40K· 24.85 mi
7:37/mi
3:07:35
↓ 200.3%
25.2M
8:07/mi
3:10:23
↑ 13↓ 160.2%
Finish· 26.22 mi
7:16/mi
3:17:47
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:27
Pace7:26 /mi
2nd Half
Distance13.11 mi
Time1:40:20
Pace7:39 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:5923:167:2923:16
7:29
-
10K
6.21 mi11:16:4646:037:2522:47
7:20
-0:09
15K
9.32 mi11:39:451:09:027:2422:59
7:24
+0:04
20K
12.43 mi12:03:071:32:247:2623:22
7:31
+0:07
Half
13.11 mi12:08:101:37:277:265:03
7:24
-0:07
25K
15.53 mi12:26:521:56:097:2918:42
7:43
+0:19
30K
18.64 mi12:50:452:20:027:3123:53
7:41
-0:02
20M
20.00 mi13:01:042:30:217:3110:19
7:36
-0:05
21M
21.00 mi13:09:052:38:227:328:01
8:01
+0:25
35K
21.75 mi13:14:372:43:547:325:32
7:24
-0:37
23M
23.00 mi13:24:192:53:367:339:42
7:45
+0:21
24M
24.00 mi13:31:473:01:047:337:28
7:28
-0:17
40K
24.85 mi13:38:183:07:357:336:31
7:37
+0:09
25.2M
25.20 mi13:41:063:10:237:332:48
8:07
+0:30
Finish
26.22 mi13:48:303:17:477:337:24
7:16
-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

7:16 /mi

Average Pace

7:33 /mi

Slowest Pace

8:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:58

95% of race

Time at Steady Pace

10:49

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:33 /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 mi10:53:5923:167:2923:16
7:29
#9543
10K
6.21 mi11:16:4646:037:2522:47
7:20
#9269
15K
9.32 mi11:39:451:09:027:2422:59
7:24
#9235
20K
12.43 mi12:03:071:32:247:2623:22
7:31
#9284
Half
13.11 mi12:08:101:37:277:265:03
7:24
#9289
25K
15.53 mi12:26:521:56:097:2918:42
7:43
#9456
30K
18.64 mi12:50:452:20:027:3123:53
7:41
#9251
20M
20.00 mi13:01:042:30:217:3110:19
7:36
#9080
21M
21.00 mi13:09:052:38:227:328:01
8:01
#8968
35K
21.75 mi13:14:372:43:547:325:32
7:24
#8919
23M
23.00 mi13:24:192:53:367:339:42
7:45
#8841
24M
24.00 mi13:31:473:01:047:337:28
7:28
#8749
40K
24.85 mi13:38:183:07:357:336:31
7:37
#8671
25.2M
25.20 mi13:41:063:10:237:332:48
8:07
#8644
Finish
26.22 mi13:48:303:17:477:337:24
7:16
#8545
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi9543163616369328(Top 35%)1554(Top 14%)1554(Top 83%)
10K6.21 mi3.10 mi9269+2741523+1131523+1139116(Top 34%)1459(Top 13%)1459(Top 78%)
15K9.32 mi3.11 mi9235+341515+81515+89328(Top 35%)1554(Top 14%)1554(Top 83%)
20K12.43 mi3.11 mi9284-491553-381553-389477(Top 36%)1676(Top 15%)1676(Top 89%)
Half13.11 mi0.68 mi9289-5155315539473(Top 36%)1653(Top 14%)1653(Top 88%)
25K15.53 mi2.42 mi9456-1671628-751628-7510394(Top 39%)2171(Top 19%)2171(Top 116%)
30K18.64 mi3.11 mi9251+2051585+431585+438558(Top 32%)1533(Top 13%)1533(Top 82%)
20M20.00 mi1.36 mi9080+1711540+451540+457469(Top 28%)1208(Top 11%)1208(Top 64%)
21M21.00 mi1.00 mi8968+1121520+201520+207476(Top 28%)1307(Top 11%)1307(Top 70%)
35K21.75 mi0.75 mi8919+491504+161504+167811(Top 29%)1419(Top 12%)1419(Top 76%)
23M23.00 mi1.25 mi8841+781505-11505-18065(Top 30%)1609(Top 14%)1609(Top 86%)
24M24.00 mi1.00 mi8749+921489+161489+167506(Top 28%)1489(Top 13%)1489(Top 79%)
40K24.85 mi0.85 mi8671+781477+121477+127473(Top 28%)1546(Top 14%)1546(Top 82%)
25.2M25.20 mi0.35 mi8644+271475+21475+27279(Top 27%)1523(Top 13%)1523(Top 81%)
Finish26.22 mi1.02 mi8545+991457+181457+186874(Top 26%)1379(Top 12%)1379(Top 73%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

9328

Females

1554

F40-44

1554

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

9116

Females

1459

F40-44

1459

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

9328

Females

1554

F40-44

1554

15K→20K

9.3 - 12.4 mi

Top 36%
×5story building
+106ft-86ft

Overall

9477

Females

1676

F40-44

1676

20K→Half

12.4 - 13.1 mi

Top 36%
×2story building
+19ft-37ft

Overall

9473

Females

1653

F40-44

1653

Half→25K

13.1 - 15.5 mi

Top 39%
×4story building
+66ft-88ft

Overall

10394

Females

2171

F40-44

2171

25K→30K

15.5 - 18.6 mi

Top 32%
×9story building
+181ft-148ft

Overall

8558

Females

1533

F40-44

1533

30K→20M

18.6 - 20.0 mi

Top 28%
×5story building
+64ft-50ft

Overall

7469

Females

1208

F40-44

1208

20M→21M

20.0 - 21.0 mi

Top 28%
×8story building
+106ft-24ft

Overall

7476

Females

1307

F40-44

1307

21M→35K

21.0 - 21.8 mi

Top 29%
×7story building
+17ft-86ft

Overall

7811

Females

1419

F40-44

1419

35K→23M

21.8 - 23.0 mi

Top 30%
×5story building
+23ft-63ft

Overall

8065

Females

1609

F40-44

1609

23M→24M

23.0 - 24.0 mi

Top 28%
×6story building
+12ft-82ft

Overall

7506

Females

1489

F40-44

1489

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7473

Females

1546

F40-44

1546

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7279

Females

1523

F40-44

1523

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2story building
+22ft-21ft

Overall

6874

Females

1379

F40-44

1379

Passing Analysis

Category:
Athletes Passed
1975*
Passed By
977
Net Change
+998
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9543
5K → 10K433159+274#9543#9269
10K → 15K171137+34#9269#9235
15K → 20K129178-49#9235#9284
20K → Half2631-5#9284#9289
Half → 25K71238-167#9289#9456
25K → 30K282*77+205#9456#9251
30K → 20M1798+171#9251#9080
20M → 21M13927+112#9080#8968
21M → 35K6415+49#8968#8919
35K → 23M11739+78#8919#8841
23M → 24M10614+92#8841#8749
24M → 40K10224+78#8749#8671
40K → 25.2M3710+27#8671#8644
25.2M → Finish11920+99#8644#8545
TOTALS1975*977+998

* 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