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BOSTON MARATHON 2023

María José Flores Murrieta

Bib: 30501•F

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:17
Rank: #19364
Start → 5K
8:47/mi
27:17 split
10K· 6.21 mi
52:45
Rank: #17846 (+1518)
5K → 10K
8:12/mi
25:28 split
15K· 9.32 mi
1:18:50
Rank: #17578 (+268)
10K → 15K
8:24/mi
26:05 split
20K· 12.43 mi
1:45:27
Rank: #17461 (+117)
15K → 20K
8:34/mi
26:37 split
Half· 13.11 mi
1:51:16
Rank: #17475 (-14)
20K → Half
8:32/mi
5:49 split
25K· 15.53 mi
2:12:14
Rank: #17404 (+71)
Half → 25K
8:39/mi
20:58 split
30K· 18.64 mi
2:41:22
Rank: #17700 (-296)
25K → 30K
9:23/mi
29:08 split
20M
2:53:33
Rank: #17592 (+108)
30K → 20M
8:58/mi
12:11 split
21M
3:03:38
Rank: #17663 (-71)
20M → 21M
10:05/mi
10:05 split
35K· 21.75 mi
3:11:20
Rank: #17930 (-267)
21M → 35K
10:18/mi
7:42 split
23M
3:22:00
Rank: #17662 (+268)
35K → 23M
8:31/mi
10:40 split
24M
3:30:34
Rank: #17544 (+118)
23M → 24M
8:34/mi
8:34 split
40K· 24.85 mi
3:38:17
Rank: #17507 (+37)
24M → 40K
9:02/mi
7:43 split
25.2M
3:41:46
Rank: #17514 (-7)
40K → 25.2M
10:06/mi
3:29 split
Finish· 26.22 mi
3:50:18
Rank: #17406 (+108)
25.2M → Finish
8:22/mi
8:32 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:16
Pace8:29 /mi
2nd Half
Distance13.11 mi
Time1:59:02
Pace9:05 /mi
📊Positive Split: 7.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:4227:178:4727:17
8:47
-
10K
6.21 mi12:12:1052:458:2925:28
8:12
-0:35
15K
9.32 mi12:38:151:18:508:2726:05
8:24
+0:12
20K
12.43 mi13:04:521:45:278:2926:37
8:34
+0:10
Half
13.11 mi13:10:411:51:168:295:49
8:32
-0:02
25K
15.53 mi13:31:392:12:148:3120:58
8:39
+0:07
30K
18.64 mi14:00:472:41:228:3929:08
9:23
+0:44
20M
20.00 mi14:12:582:53:338:4112:11
8:58
-0:25
21M
21.00 mi14:23:033:03:388:4510:05
10:05
+1:07
35K
21.75 mi14:30:453:11:208:487:42
10:18
+0:13
23M
23.00 mi14:41:253:22:008:4710:40
8:31
-1:47
24M
24.00 mi14:49:593:30:348:468:34
8:34
+0:03
40K
24.85 mi14:57:423:38:178:477:43
9:02
+0:28
25.2M
25.20 mi15:01:113:41:468:483:29
10:06
+1:04
Finish
26.22 mi15:09:433:50:188:478:32
8:22
-1:44

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

8:47 /mi

Slowest Pace

10:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

25:28

11% of race

Time at Steady Pace

2:26:43

64% of race

Time at Slower Pace

58:07

25% of race

Average Pace: 8:47 /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 mi11:46:4227:178:4727:17
8:47
#19364
10K
6.21 mi12:12:1052:458:2925:28
8:12
#17846
15K
9.32 mi12:38:151:18:508:2726:05
8:24
#17578
20K
12.43 mi13:04:521:45:278:2926:37
8:34
#17461
Half
13.11 mi13:10:411:51:168:295:49
8:32
#17475
25K
15.53 mi13:31:392:12:148:3120:58
8:39
#17404
30K
18.64 mi14:00:472:41:228:3929:08
9:23
#17700
20M
20.00 mi14:12:582:53:338:4112:11
8:58
#17592
21M
21.00 mi14:23:033:03:388:4510:05
10:05
#17663
35K
21.75 mi14:30:453:11:208:487:42
10:18
#17930
23M
23.00 mi14:41:253:22:008:4710:40
8:31
#17662
24M
24.00 mi14:49:593:30:348:468:34
8:34
#17544
40K
24.85 mi14:57:423:38:178:477:43
9:02
#17507
25.2M
25.20 mi15:01:113:41:468:483:29
10:06
#17514
Finish
26.22 mi15:09:433:50:188:478:32
8:22
#17406
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi193647415741517132(Top 64%)6008(Top 53%)6008(Top 123%)
10K6.21 mi3.10 mi17846+15186430+9856430+98516241(Top 61%)5426(Top 48%)5426(Top 111%)
15K9.32 mi3.11 mi17578+2686263+1676263+16717132(Top 64%)6008(Top 53%)6008(Top 123%)
20K12.43 mi3.11 mi17461+1176194+696194+6917289(Top 65%)6100(Top 53%)6100(Top 125%)
Half13.11 mi0.68 mi17475-146208-146208-1417883(Top 67%)6412(Top 56%)6412(Top 131%)
25K15.53 mi2.42 mi17404+716180+286180+2817102(Top 64%)6063(Top 53%)6063(Top 124%)
30K18.64 mi3.11 mi17700-2966375-1956375-19518935(Top 71%)7157(Top 63%)7157(Top 147%)
20M20.00 mi1.36 mi17592+1086325+506325+5016373(Top 62%)5798(Top 51%)5798(Top 119%)
21M21.00 mi1.00 mi17663-716388-636388-6318326(Top 69%)6945(Top 61%)6945(Top 142%)
35K21.75 mi0.75 mi17930-2676559-1716559-17121971(Top 83%)9029(Top 79%)9029(Top 185%)
23M23.00 mi1.25 mi17662+2686420+1396420+13913391(Top 50%)4295(Top 38%)4295(Top 88%)
24M24.00 mi1.00 mi17544+1186360+606360+6014915(Top 56%)5192(Top 45%)5192(Top 106%)
40K24.85 mi0.85 mi17507+376347+136347+1316314(Top 61%)6039(Top 53%)6039(Top 124%)
25.2M25.20 mi0.35 mi17514-76357-106357-1017804(Top 67%)6854(Top 60%)6854(Top 140%)
Finish26.22 mi1.02 mi17406+1086307+506307+5014605(Top 55%)5056(Top 44%)5056(Top 104%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

17132

Females

6008

F18-39

6008

5K→10K

3.1 - 6.2 mi

Top 61%
×5story building
+79ft-138ft

Overall

16241

Females

5426

F18-39

5426

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

17132

Females

6008

F18-39

6008

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

17289

Females

6100

F18-39

6100

20K→Half

12.4 - 13.1 mi

Top 67%
×2story building
+19ft-37ft

Overall

17883

Females

6412

F18-39

6412

Half→25K

13.1 - 15.5 mi

Top 64%
×4story building
+66ft-88ft

Overall

17102

Females

6063

F18-39

6063

25K→30K

15.5 - 18.6 mi

Top 71%
×9story building
+181ft-148ft

Overall

18935

Females

7157

F18-39

7157

30K→20M

18.6 - 20.0 mi

Top 62%
×5story building
+64ft-50ft

Overall

16373

Females

5798

F18-39

5798

20M→21M

20.0 - 21.0 mi

Top 69%
×8story building
+106ft-24ft

Overall

18326

Females

6945

F18-39

6945

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

21971

Females

9029

F18-39

9029

35K→23M

21.8 - 23.0 mi

Top 50%
×5story building
+23ft-63ft

Overall

13391

Females

4295

F18-39

4295

23M→24M

23.0 - 24.0 mi

Top 56%
×6story building
+12ft-82ft

Overall

14915

Females

5192

F18-39

5192

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

16314

Females

6039

F18-39

6039

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

17804

Females

6854

F18-39

6854

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2story building
+22ft-21ft

Overall

14605

Females

5056

F18-39

5056

Passing Analysis

Category:
Athletes Passed
3264
Passed By
1306
Net Change
+1958
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19364
5K → 10K156143+1518#19364#17846
10K → 15K35789+268#17846#17578
15K → 20K229112+117#17578#17461
20K → Half2640-14#17461#17475
Half → 25K15685+71#17475#17404
25K → 30K91387-296#17404#17700
30K → 20M13830+108#17700#17592
20M → 21M61132-71#17592#17663
21M → 35K13280-267#17663#17930
35K → 23M2713+268#17930#17662
23M → 24M12810+118#17662#17544
24M → 40K8346+37#17544#17507
40K → 25.2M3239-7#17507#17514
25.2M → Finish11810+108#17514#17406
TOTALS32641306+1958
📊

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