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BOSTON MARATHON 2023

Agnieszka Maron

Bib: 27643•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:17
Rank: #23601
Start → 5K
31:17 | 10:04/mi
10K· 6.21 mi
1:02:56
Rank: #23913 (-312)
5K → 10K
31:39 | 10:11/mi
15K· 9.32 mi
1:34:55
Rank: #23970 (-57)
10K → 15K
31:59 | 10:18/mi
20K· 12.43 mi
2:07:43
Rank: #23975 (-5)
15K → 20K
32:48 | 10:33/mi
Half· 13.11 mi
2:14:53
Rank: #23981 (-6)
20K → Half
7:10 | 10:30/mi
25K· 15.53 mi
2:41:50
Rank: #24009 (-28)
Half → 25K
26:57 | 11:07/mi
30K· 18.64 mi
3:18:23
Rank: #24061 (-52)
25K → 30K
36:33 | 11:46/mi
20M
3:34:43
Rank: #24094 (-33)
30K → 20M
16:20 | 12:01/mi
21M
3:48:14
Rank: #24145 (-51)
20M → 21M
13:31 | 13:31/mi
35K· 21.75 mi
3:57:47
Rank: #24210 (-65)
21M → 35K
9:33 | 12:46/mi
23M
4:11:33
Rank: #24129 (+81)
35K → 23M
13:46 | 11:00/mi
24M
4:22:05
Rank: #24049 (+80)
23M → 24M
10:32 | 10:32/mi
40K· 24.85 mi
4:31:32
Rank: #24003 (+46)
24M → 40K
9:27 | 11:03/mi
25.2M
4:35:34
Rank: #23980 (+23)
40K → 25.2M
4:02 | 11:42/mi
Finish· 26.22 mi
4:45:47
Rank: #23918 (+62)
25.2M → Finish
10:13 | 10:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:14:53
Pace10:17 /mi
2nd Half
Distance13.11 mi
Time2:30:54
Pace11:31 /mi
📊Positive Split: 11.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:1131:1710:0431:17
10:04
-
10K
6.21 mi12:18:501:02:5610:0831:39
10:11
+0:07
15K
9.32 mi12:50:491:34:5510:1131:59
10:18
+0:07
20K
12.43 mi13:23:372:07:4310:1732:48
10:33
+0:15
Half
13.11 mi13:30:472:14:5310:177:10
10:30
-0:03
25K
15.53 mi13:57:442:41:5010:2526:57
11:07
+0:37
30K
18.64 mi14:34:173:18:2310:3936:33
11:46
+0:39
20M
20.00 mi14:50:373:34:4310:4416:20
12:01
+0:15
21M
21.00 mi15:04:083:48:1410:5213:31
13:31
+1:30
35K
21.75 mi15:13:413:57:4710:569:33
12:46
-0:45
23M
23.00 mi15:27:274:11:3310:5613:46
11:00
-1:46
24M
24.00 mi15:37:594:22:0510:5510:32
10:32
-0:28
40K
24.85 mi15:47:264:31:3210:559:27
11:03
+0:31
25.2M
25.20 mi15:51:284:35:3410:564:02
11:42
+0:39
Finish
26.22 mi16:01:414:45:4710:5410:13
10:02
-1:40

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

10:02 /mi

Average Pace

10:54 /mi

Slowest Pace

13:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:18

39% of race

Time at Steady Pace

1:33:30

33% of race

Time at Slower Pace

1:19:59

28% of race

Average Pace: 10:54 /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 mi11:47:1131:1710:0431:17
10:04
#23601
10K
6.21 mi12:18:501:02:5610:0831:39
10:11
#23913
15K
9.32 mi12:50:491:34:5510:1131:59
10:18
#23970
20K
12.43 mi13:23:372:07:4310:1732:48
10:33
#23975
Half
13.11 mi13:30:472:14:5310:177:10
10:30
#23981
25K
15.53 mi13:57:442:41:5010:2526:57
11:07
#24009
30K
18.64 mi14:34:173:18:2310:3936:33
11:46
#24061
20M
20.00 mi14:50:373:34:4310:4416:20
12:01
#24094
21M
21.00 mi15:04:083:48:1410:5213:31
13:31
#24145
35K
21.75 mi15:13:413:57:4710:569:33
12:46
#24210
23M
23.00 mi15:27:274:11:3310:5613:46
11:00
#24129
24M
24.00 mi15:37:594:22:0510:5510:32
10:32
#24049
40K
24.85 mi15:47:264:31:3210:559:27
11:03
#24003
25.2M
25.20 mi15:51:284:35:3410:564:02
11:42
#23980
Finish
26.22 mi16:01:414:45:4710:5410:13
10:02
#23918
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi236019701970124088(Top 90%)9940(Top 87%)9940(Top 547%)
10K6.21 mi3.10 mi23913-3129846-1459846-14524103(Top 91%)9945(Top 87%)9945(Top 547%)
15K9.32 mi3.11 mi23970-579875-299875-2924088(Top 90%)9940(Top 87%)9940(Top 547%)
20K12.43 mi3.11 mi23975-59875987523937(Top 90%)9866(Top 86%)9866(Top 543%)
Half13.11 mi0.68 mi23981-69882-79882-724231(Top 91%)10053(Top 88%)10053(Top 553%)
25K15.53 mi2.42 mi24009-289901-199901-1924150(Top 91%)10031(Top 88%)10031(Top 552%)
30K18.64 mi3.11 mi24061-529951-509951-5024211(Top 91%)10132(Top 89%)10132(Top 558%)
20M20.00 mi1.36 mi24094-339991-409991-4024230(Top 91%)10201(Top 89%)10201(Top 561%)
21M21.00 mi1.00 mi24145-5110030-3910030-3924603(Top 92%)10402(Top 91%)10402(Top 572%)
35K21.75 mi0.75 mi24210-6510071-4110071-4125391(Top 95%)10856(Top 95%)10856(Top 597%)
23M23.00 mi1.25 mi24129+8110037+3410037+3422344(Top 84%)9244(Top 81%)9244(Top 509%)
24M24.00 mi1.00 mi24049+809996+419996+4122125(Top 83%)9174(Top 80%)9174(Top 505%)
40K24.85 mi0.85 mi24003+469974+229974+2222474(Top 84%)9389(Top 82%)9389(Top 517%)
25.2M25.20 mi0.35 mi23980+239963+119963+1121989(Top 83%)9132(Top 80%)9132(Top 503%)
Finish26.22 mi1.02 mi23918+629937+269937+2621852(Top 82%)9044(Top 79%)9044(Top 498%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21stories
+97ft-345ft

Overall

24088

Females

9940

F45-49

9940

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

24103

Females

9945

F45-49

9945

10K→15K

6.2 - 9.3 mi

Top 90%
×3stories
+67ft-78ft

Overall

24088

Females

9940

F45-49

9940

15K→20K

9.3 - 12.4 mi

Top 90%
×5stories
+106ft-86ft

Overall

23937

Females

9866

F45-49

9866

20K→Half

12.4 - 13.1 mi

Top 91%
×2stories
+19ft-37ft

Overall

24231

Females

10053

F45-49

10053

Half→25K

13.1 - 15.5 mi

Top 91%
×4stories
+66ft-88ft

Overall

24150

Females

10031

F45-49

10031

25K→30K

15.5 - 18.6 mi

Top 91%
×9stories
+181ft-148ft

Overall

24211

Females

10132

F45-49

10132

30K→20M

18.6 - 20.0 mi

Top 91%
×5stories
+64ft-50ft

Overall

24230

Females

10201

F45-49

10201

20M→21M

20.0 - 21.0 mi

Top 92%
×8stories
+106ft-24ft

Overall

24603

Females

10402

F45-49

10402

21M→35K

21.0 - 21.8 mi

Top 95%
×7stories
+17ft-86ft

Overall

25391

Females

10856

F45-49

10856

35K→23M

21.8 - 23.0 mi

Top 84%
×5stories
+23ft-63ft

Overall

22344

Females

9244

F45-49

9244

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

22125

Females

9174

F45-49

9174

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

22474

Females

9389

F45-49

9389

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

21989

Females

9132

F45-49

9132

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2stories
+22ft-21ft

Overall

21852

Females

9044

F45-49

9044

Passing Analysis

Category:
Athletes Passed
861
Passed By
1178
Net Change
-317
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23601
5K → 10K85397-312#23601#23913
10K → 15K91148-57#23913#23970
15K → 20K110115-5#23970#23975
20K → Half2632-6#23975#23981
Half → 25K82110-28#23981#24009
25K → 30K84136-52#24009#24061
30K → 20M4275-33#24061#24094
20M → 21M2273-51#24094#24145
21M → 35K570-65#24145#24210
35K → 23M876+81#24210#24129
23M → 24M833+80#24129#24049
24M → 40K559+46#24049#24003
40K → 25.2M241+23#24003#23980
25.2M → Finish653+62#23980#23918
TOTALS8611178-317
📊

Passing Visuals

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing