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BOSTON MARATHON 2023

Michelle Martinez

Bib: 25209•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F50-54)
#0 / 1207
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
9:51/mi
30:37
↑ 97↓ 3451.5%
10K· 6.21 mi
9:41/mi
1:00:42
↑ 79↓ 1380.4%
15K· 9.32 mi
9:56/mi
1:31:35
↑ 67↓ 78
20K· 12.43 mi
10:41/mi
2:04:47
↑ 106↓ 860.1%
Half· 13.11 mi
10:14/mi
2:11:46
↑ 19↓ 370.5%
25K· 15.53 mi
10:41/mi
2:37:41
↑ 66↓ 880.2%
30K· 18.64 mi
10:55/mi
3:11:37
↑ 181↓ 1480.2%
20M
11:52/mi
3:27:44
↑ 64↓ 500.2%
21M
12:55/mi
3:40:39
↑ 106↓ 241.6%
35K· 21.75 mi
12:29/mi
3:49:59
↑ 17↓ 861.7%
23M
12:09/mi
4:05:12
↑ 23↓ 630.6%
24M
11:53/mi
4:17:05
↓ 821.3%
40K· 24.85 mi
12:37/mi
4:27:52
↓ 200.3%
25.2M
13:12/mi
4:32:25
↑ 13↓ 160.2%
Finish· 26.22 mi
11:13/mi
4:43:51
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:46
Pace10:03 /mi
2nd Half
Distance13.11 mi
Time2:32:05
Pace11:36 /mi
📊Positive Split: 15.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:4730:379:5130:37
9:51
-
10K
6.21 mi12:16:521:00:429:4630:05
9:41
-0:10
15K
9.32 mi12:47:451:31:359:5030:53
9:56
+0:15
20K
12.43 mi13:20:572:04:4710:0233:12
10:41
+0:45
Half
13.11 mi13:27:562:11:4610:036:59
10:14
-0:27
25K
15.53 mi13:53:512:37:4110:0925:55
10:41
+0:27
30K
18.64 mi14:27:473:11:3710:1733:56
10:55
+0:14
20M
20.00 mi14:43:543:27:4410:2316:07
11:52
+0:57
21M
21.00 mi14:56:493:40:3910:3012:55
12:55
+1:03
35K
21.75 mi15:06:093:49:5910:349:20
12:29
-0:26
23M
23.00 mi15:21:224:05:1210:4015:13
12:09
-0:20
24M
24.00 mi15:33:154:17:0510:4311:53
11:53
-0:16
40K
24.85 mi15:44:024:27:5210:4710:47
12:37
+0:44
25.2M
25.20 mi15:48:354:32:2510:494:33
13:12
+0:35
Finish
26.22 mi16:00:014:43:5110:5011:26
11:13
-1:59

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

9:41 /mi

Average Pace

10:50 /mi

Slowest Pace

13:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:34

35% of race

Time at Steady Pace

1:44:29

37% of race

Time at Slower Pace

1:20:48

28% of race

Average Pace: 10:50 /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 mi11:46:4730:379:5130:37
9:51
#23076
10K
6.21 mi12:16:521:00:429:4630:05
9:41
#23097
15K
9.32 mi12:47:451:31:359:5030:53
9:56
#23216
20K
12.43 mi13:20:572:04:4710:0233:12
10:41
#23514
Half
13.11 mi13:27:562:11:4610:036:59
10:14
#23520
25K
15.53 mi13:53:512:37:4110:0925:55
10:41
#23511
30K
18.64 mi14:27:473:11:3710:1733:56
10:55
#23397
20M
20.00 mi14:43:543:27:4410:2316:07
11:52
#23459
21M
21.00 mi14:56:493:40:3910:3012:55
12:55
#23501
35K
21.75 mi15:06:093:49:5910:349:20
12:29
#23586
23M
23.00 mi15:21:224:05:1210:4015:13
12:09
#23647
24M
24.00 mi15:33:154:17:0510:4311:53
11:53
#23706
40K
24.85 mi15:44:024:27:5210:4710:47
12:37
#23763
25.2M
25.20 mi15:48:354:32:2510:494:33
13:12
#23772
Finish
26.22 mi16:00:014:43:5110:5011:26
11:13
#23806
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi230769437943723403(Top 88%)9550(Top 84%)9550(Top 791%)
10K6.21 mi3.10 mi23097-219418+199418+1923017(Top 86%)9341(Top 82%)9341(Top 774%)
15K9.32 mi3.11 mi23216-1199466-489466-4823403(Top 88%)9550(Top 84%)9550(Top 791%)
20K12.43 mi3.11 mi23514-2989615-1499615-14924152(Top 91%)9997(Top 88%)9997(Top 828%)
Half13.11 mi0.68 mi23520-69616-19616-123748(Top 89%)9769(Top 86%)9769(Top 809%)
25K15.53 mi2.42 mi23511+99626-109626-1023497(Top 88%)9668(Top 85%)9668(Top 801%)
30K18.64 mi3.11 mi23397+1149592+349592+3422973(Top 86%)9453(Top 83%)9453(Top 783%)
20M20.00 mi1.36 mi23459-629639-479639-4724028(Top 90%)10099(Top 88%)10099(Top 837%)
21M21.00 mi1.00 mi23501-429660-219660-2123993(Top 90%)10081(Top 88%)10081(Top 835%)
35K21.75 mi0.75 mi23586-859716-569716-5625152(Top 94%)10734(Top 94%)10734(Top 889%)
23M23.00 mi1.25 mi23647-619754-389754-3824190(Top 91%)10228(Top 90%)10228(Top 847%)
24M24.00 mi1.00 mi23706-599803-499803-4924380(Top 92%)10367(Top 91%)10367(Top 859%)
40K24.85 mi0.85 mi23763-579839-369839-3624569(Top 92%)10464(Top 92%)10464(Top 867%)
25.2M25.20 mi0.35 mi23772-99848-99848-924201(Top 91%)10285(Top 90%)10285(Top 852%)
Finish26.22 mi1.02 mi23806-349870-229870-2224329(Top 91%)10318(Top 90%)10318(Top 855%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

23403

Females

9550

F50-54

9550

5K→10K

3.1 - 6.2 mi

Top 86%
×5story building
+79ft-138ft

Overall

23017

Females

9341

F50-54

9341

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

23403

Females

9550

F50-54

9550

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

24152

Females

9997

F50-54

9997

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

23748

Females

9769

F50-54

9769

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

23497

Females

9668

F50-54

9668

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

22973

Females

9453

F50-54

9453

30K→20M

18.6 - 20.0 mi

Top 90%
×5story building
+64ft-50ft

Overall

24028

Females

10099

F50-54

10099

20M→21M

20.0 - 21.0 mi

Top 90%
×8story building
+106ft-24ft

Overall

23993

Females

10081

F50-54

10081

21M→35K

21.0 - 21.8 mi

Top 94%
×7story building
+17ft-86ft

Overall

25152

Females

10734

F50-54

10734

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

24190

Females

10228

F50-54

10228

23M→24M

23.0 - 24.0 mi

Top 92%
×6story building
+12ft-82ft

Overall

24380

Females

10367

F50-54

10367

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

24569

Females

10464

F50-54

10464

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24201

Females

10285

F50-54

10285

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

24329

Females

10318

F50-54

10318

Passing Analysis

Category:
Athletes Passed
762
Passed By
1492
Net Change
-730
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23076
5K → 10K210231-21#23076#23097
10K → 15K94213-119#23097#23216
15K → 20K37335-298#23216#23514
20K → Half2834-6#23514#23520
Half → 25K9485+9#23520#23511
25K → 30K16955+114#23511#23397
30K → 20M3092-62#23397#23459
20M → 21M2365-42#23459#23501
21M → 35K994-85#23501#23586
35K → 23M1980-61#23586#23647
23M → 24M1776-59#23647#23706
24M → 40K1471-57#23706#23763
40K → 25.2M716-9#23763#23772
25.2M → Finish1145-34#23772#23806
TOTALS7621492-730
📊

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