Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Brigitte Mendoza

Bib: 20972FAge: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 49%
Masters (Masters Women)
#0 / 6862
Top 37%
Age Group (F40-44)
#0 / 1737
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
23:34
3.11 mi
Rank: #13525
Start5K
23:34 | 7:36/mi
10K
46:47
6.21 mi
Rank: #13107 (+418)
5K10K
23:13 | 7:29/mi
15K
1:11:35
9.32 mi
Rank: #14374 (-1267)
10K15K
24:48 | 7:59/mi
20K
1:38:33
12.43 mi
Rank: #16268 (-1894)
15K20K
26:58 | 8:41/mi
HALF
1:45:05
13.11 mi
Rank: #16934 (-666)
20KHALF
6:32 | 9:36/mi
25K
2:07:50
15.53 mi
Rank: #18124 (-1190)
HALF25K
22:45 | 9:23/mi
30K
2:35:10
18.64 mi
Rank: #18176 (-52)
25K30K
27:20 | 8:48/mi
20M
2:46:44
20.00 mi
Rank: #18008 (+168)
30K20M
11:34 | 8:31/mi
21M
2:55:40
21.00 mi
Rank: #17881 (+127)
20M21M
8:56 | 8:56/mi
35K
3:02:00
21.75 mi
Rank: #17835 (+46)
21M35K
6:20 | 8:28/mi
23M
3:12:37
23.00 mi
Rank: #17688 (+147)
35K23M
10:37 | 8:30/mi
24M
3:20:41
24.00 mi
Rank: #17517 (+171)
23M24M
8:04 | 8:04/mi
40K
3:27:33
24.85 mi
Rank: #17317 (+200)
24M40K
6:52 | 8:02/mi
25.2M
3:30:43
25.20 mi
Rank: #17280 (+37)
40K25.2M
3:10 | 9:11/mi
FINISH
3:38:32
26.22 mi
Rank: #17105 (+175)
25.2MFINISH
7:49 | 7:41/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:45:05
Pace8:01 /mi
2nd Half
Distance13.11 mi
Time1:53:27
Pace8:40 /mi
📊Positive Split: 8.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:08:4423:347:3623:34
7:36
-
10K
6.21 mi11:31:5746:477:3223:13
7:29
-0:07
15K
9.32 mi11:56:451:11:357:4124:48
7:59
+0:30
20K
12.43 mi12:23:431:38:337:5626:58
8:41
+0:42
HALF
13.11 mi12:30:151:45:058:016:32
9:36
+0:55
25K
15.53 mi12:53:002:07:508:1422:45
9:23
-0:13
30K
18.64 mi13:20:202:35:108:2027:20
8:48
-0:35
20M
20.00 mi13:31:542:46:448:2111:34
8:31
-0:17
21M
21.00 mi13:40:502:55:408:228:56
8:56
+0:25
35K
21.75 mi13:47:103:02:008:236:20
8:28
-0:28
23M
23.00 mi13:57:473:12:378:2310:37
8:30
+0:02
24M
24.00 mi14:05:513:20:418:228:04
8:04
-0:26
40K
24.85 mi14:12:433:27:338:226:52
8:02
-0:02
25.2M
25.20 mi14:15:533:30:438:223:10
9:11
+1:09
FINISH
26.22 mi14:23:423:38:328:217:49
7:41
-1:30

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:29 /mi

Average Pace

8:20 /mi

Slowest Pace

9:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:34:20

43% of race

Time at Steady Pace

1:22:49

38% of race

Time at Slower Pace

41:23

19% of race

Average Pace: 8:20 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:08:4423:347:3623:34
7:36
#13525
10K
6.21 mi11:31:5746:477:3223:13
7:29
#13107
15K
9.32 mi11:56:451:11:357:4124:48
7:59
#14374
20K
12.43 mi12:23:431:38:337:5626:58
8:41
#16268
HALF
13.11 mi12:30:151:45:058:016:32
9:36
#16934
25K
15.53 mi12:53:002:07:508:1422:45
9:23
#18124
30K
18.64 mi13:20:202:35:108:2027:20
8:48
#18176
20M
20.00 mi13:31:542:46:448:2111:34
8:31
#18008
21M
21.00 mi13:40:502:55:408:228:56
8:56
#17881
35K
21.75 mi13:47:103:02:008:236:20
8:28
#17835
23M
23.00 mi13:57:473:12:378:2310:37
8:30
#17688
24M
24.00 mi14:05:513:20:418:228:04
8:04
#17517
40K
24.85 mi14:12:433:27:338:226:52
8:02
#17317
25.2M
25.20 mi14:15:533:30:438:223:10
9:11
#17280
FINISH
26.22 mi14:23:423:38:328:217:49
7:41
#17105
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi135253794379416898(Top 58%)5851(Top 47%)5851(Top 337%)
10K6.21 mi3.10 mi13107+4183586+2083586+20812721(Top 44%)3390(Top 27%)3390(Top 195%)
15K9.32 mi3.11 mi14374-12674348-7624348-76216898(Top 58%)5851(Top 47%)5851(Top 337%)
20K12.43 mi3.11 mi16268-18945515-11675515-116720331(Top 70%)7800(Top 62%)7800(Top 449%)
HALF13.11 mi0.68 mi16934-6665898-3835898-38324604(Top 85%)9993(Top 79%)9993(Top 575%)
25K15.53 mi2.42 mi18124-11906568-6706568-67022662(Top 78%)9013(Top 72%)9013(Top 519%)
30K18.64 mi3.11 mi18176-526636-686636-6818569(Top 64%)6977(Top 55%)6977(Top 402%)
20M20.00 mi1.36 mi18008+1686564+726564+7216320(Top 56%)5827(Top 46%)5827(Top 335%)
21M21.00 mi1.00 mi17881+1276504+606504+6015803(Top 54%)5578(Top 44%)5578(Top 321%)
35K21.75 mi0.75 mi17835+466491+136491+1317417(Top 60%)6573(Top 52%)6573(Top 378%)
23M23.00 mi1.25 mi17688+1476441+506441+5015642(Top 54%)5638(Top 45%)5638(Top 325%)
24M24.00 mi1.00 mi17517+1716360+816360+8114254(Top 49%)4946(Top 39%)4946(Top 285%)
40K24.85 mi0.85 mi17317+2006259+1016259+10112780(Top 44%)4229(Top 34%)4229(Top 243%)
25.2M25.20 mi0.35 mi17280+376249+106249+1015775(Top 54%)5848(Top 46%)5848(Top 337%)
FINISH26.22 mi1.02 mi17105+1756177+726177+7212803(Top 44%)4299(Top 34%)4299(Top 247%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21
+97ft-345ft

Overall

16898

Females

5851

F40-44

5851

5K→10K

3.1 - 6.2 mi

Top 44%
×5
+79ft-138ft

Overall

12721

Females

3390

F40-44

3390

10K→15K

6.2 - 9.3 mi

Top 58%
×3
+67ft-78ft

Overall

16898

Females

5851

F40-44

5851

15K→20K

9.3 - 12.4 mi

Top 70%
×5
+106ft-86ft

Overall

20331

Females

7800

F40-44

7800

20K→HALF

12.4 - 13.1 mi

Top 85%
×2
+19ft-37ft

Overall

24604

Females

9993

F40-44

9993

HALF→25K

13.1 - 15.5 mi

Top 78%
×4
+66ft-88ft

Overall

22662

Females

9013

F40-44

9013

25K→30K

15.5 - 18.6 mi

Top 64%
×9
+181ft-148ft

Overall

18569

Females

6977

F40-44

6977

30K→20M

18.6 - 20.0 mi

Top 56%
×5
+64ft-50ft

Overall

16320

Females

5827

F40-44

5827

20M→21M

20.0 - 21.0 mi

Top 54%
×8
+106ft-24ft

Overall

15803

Females

5578

F40-44

5578

21M→35K

21.0 - 21.8 mi

Top 60%
×7
+17ft-86ft

Overall

17417

Females

6573

F40-44

6573

35K→23M

21.8 - 23.0 mi

Top 54%
×5
+23ft-63ft

Overall

15642

Females

5638

F40-44

5638

23M→24M

23.0 - 24.0 mi

Top 49%
×6
+12ft-82ft

Overall

14254

Females

4946

F40-44

4946

24M→40K

24.0 - 24.9 mi

Top 44%
×1
+6ft-20ft

Overall

12780

Females

4229

F40-44

4229

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1
+13ft-16ft

Overall

15775

Females

5848

F40-44

5848

25.2M→FINISH

25.2 - 26.2 mi

Top 44%
×2
+22ft-21ft

Overall

12803

Females

4299

F40-44

4299

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1962*
Passed By
1256
Net Change
-3580
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13525
5K10K543*125+418#13525#13107
10K15K23200-1267#13107#14374
15K20K9200-1894#14374#16268
20KHALF2200-666#16268#16934
HALF25K8200-1190#16934#18124
25K30K175200-52#18124#18176
30K20M18719+168#18176#18008
20M21M15427+127#18008#17881
21M35K8236+46#17881#17835
35K23M16720+147#17835#17688
23M24M1776+171#17688#17517
24M40K201*1+200#17517#17317
40K25.2M5417+37#17317#17280
25.2MFINISH1805+175#17280#17105
TOTALS1962*1256-3580

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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