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BOSTON MARATHON 2023

Laura Toth

Bib: 23654•F

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F55-59)
#0 / 815
Top 46%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:18
Rank: #19401
Start → 5K
27:18 | 8:47/mi
10K· 6.21 mi
54:15
Rank: #19314 (+87)
5K → 10K
26:57 | 8:40/mi
15K· 9.32 mi
1:21:30
Rank: #19302 (+12)
10K → 15K
27:15 | 8:46/mi
20K· 12.43 mi
1:49:28
Rank: #19366 (-64)
15K → 20K
27:58 | 9:00/mi
Half· 13.11 mi
1:55:35
Rank: #19413 (-47)
20K → Half
6:07 | 8:58/mi
25K· 15.53 mi
2:17:56
Rank: #19520 (-107)
Half → 25K
22:21 | 9:13/mi
30K· 18.64 mi
2:47:28
Rank: #19521 (-1)
25K → 30K
29:32 | 9:30/mi
20M
3:00:33
Rank: #19492 (+29)
30K → 20M
13:05 | 9:38/mi
21M
3:10:48
Rank: #19448 (+44)
20M → 21M
10:15 | 10:15/mi
35K· 21.75 mi
3:17:55
Rank: #19468 (-20)
21M → 35K
7:07 | 9:31/mi
23M
3:30:09
Rank: #19472 (-4)
35K → 23M
12:14 | 9:46/mi
24M
3:39:46
Rank: #19492 (-20)
23M → 24M
9:37 | 9:37/mi
40K· 24.85 mi
3:48:08
Rank: #19495 (-3)
24M → 40K
8:22 | 9:47/mi
25.2M
3:51:43
Rank: #19489 (+6)
40K → 25.2M
3:35 | 10:23/mi
Finish· 26.22 mi
4:01:25
Rank: #19528 (-39)
25.2M → Finish
9:42 | 9:31/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:35
Pace8:49 /mi
2nd Half
Distance13.11 mi
Time2:05:50
Pace9:36 /mi
📊Positive Split: 8.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:0527:188:4727:18
8:47
-
10K
6.21 mi11:49:0254:158:4426:57
8:40
-0:07
15K
9.32 mi12:16:171:21:308:4527:15
8:46
+0:06
20K
12.43 mi12:44:151:49:288:4927:58
9:00
+0:14
Half
13.11 mi12:50:221:55:358:496:07
8:58
-0:02
25K
15.53 mi13:12:432:17:568:5322:21
9:13
+0:15
30K
18.64 mi13:42:152:47:288:5929:32
9:30
+0:17
20M
20.00 mi13:55:203:00:339:0213:05
9:38
+0:08
21M
21.00 mi14:05:353:10:489:0510:15
10:15
+0:37
35K
21.75 mi14:12:423:17:559:067:07
9:31
-0:44
23M
23.00 mi14:24:563:30:099:0812:14
9:46
+0:15
24M
24.00 mi14:34:333:39:469:099:37
9:37
-0:09
40K
24.85 mi14:42:553:48:089:118:22
9:47
+0:10
25.2M
25.20 mi14:46:303:51:439:123:35
10:23
+0:36
Finish
26.22 mi14:56:124:01:259:139:42
9:31
-0:52

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

8:40 /mi

Average Pace

9:13 /mi

Slowest Pace

10:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:04:17

76% of race

Time at Steady Pace

43:18

18% of race

Time at Slower Pace

13:50

6% of race

Average Pace: 9:12 /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 mi11:22:0527:188:4727:18
8:47
#19401
10K
6.21 mi11:49:0254:158:4426:57
8:40
#19314
15K
9.32 mi12:16:171:21:308:4527:15
8:46
#19302
20K
12.43 mi12:44:151:49:288:4927:58
9:00
#19366
Half
13.11 mi12:50:221:55:358:496:07
8:58
#19413
25K
15.53 mi13:12:432:17:568:5322:21
9:13
#19520
30K
18.64 mi13:42:152:47:288:5929:32
9:30
#19521
20M
20.00 mi13:55:203:00:339:0213:05
9:38
#19492
21M
21.00 mi14:05:353:10:489:0510:15
10:15
#19448
35K
21.75 mi14:12:423:17:559:067:07
9:31
#19468
23M
23.00 mi14:24:563:30:099:0812:14
9:46
#19472
24M
24.00 mi14:34:333:39:469:099:37
9:37
#19492
40K
24.85 mi14:42:553:48:089:118:22
9:47
#19495
25.2M
25.20 mi14:46:303:51:439:123:35
10:23
#19489
Finish
26.22 mi14:56:124:01:259:139:42
9:31
#19528
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi194017442744219365(Top 73%)7310(Top 64%)7310(Top 897%)
10K6.21 mi3.10 mi19314+877345+977345+9719291(Top 72%)7262(Top 64%)7262(Top 891%)
15K9.32 mi3.11 mi19302+127320+257320+2519365(Top 73%)7310(Top 64%)7310(Top 897%)
20K12.43 mi3.11 mi19366-647349-297349-2919716(Top 74%)7505(Top 66%)7505(Top 921%)
Half13.11 mi0.68 mi19413-477375-267375-2620325(Top 76%)7860(Top 69%)7860(Top 964%)
25K15.53 mi2.42 mi19520-1077431-567431-5619922(Top 75%)7646(Top 67%)7646(Top 938%)
30K18.64 mi3.11 mi19521-17440-97440-919465(Top 73%)7450(Top 65%)7450(Top 914%)
20M20.00 mi1.36 mi19492+297447-77447-719333(Top 73%)7475(Top 65%)7475(Top 917%)
21M21.00 mi1.00 mi19448+447432+157432+1518900(Top 71%)7284(Top 64%)7284(Top 894%)
35K21.75 mi0.75 mi19468-207445-137445-1319904(Top 75%)7872(Top 69%)7872(Top 966%)
23M23.00 mi1.25 mi19472-47452-77452-719347(Top 73%)7608(Top 67%)7608(Top 933%)
24M24.00 mi1.00 mi19492-207479-277479-2719645(Top 74%)7780(Top 68%)7780(Top 955%)
40K24.85 mi0.85 mi19495-37489-107489-1019366(Top 73%)7693(Top 67%)7693(Top 944%)
25.2M25.20 mi0.35 mi19489+67488+17488+118794(Top 71%)7398(Top 65%)7398(Top 908%)
Finish26.22 mi1.02 mi19528-397520-327520-3220206(Top 76%)8123(Top 71%)8123(Top 997%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21stories
+97ft-345ft

Overall

19365

Females

7310

F55-59

7310

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

19291

Females

7262

F55-59

7262

10K→15K

6.2 - 9.3 mi

Top 73%
×3stories
+67ft-78ft

Overall

19365

Females

7310

F55-59

7310

15K→20K

9.3 - 12.4 mi

Top 74%
×5stories
+106ft-86ft

Overall

19716

Females

7505

F55-59

7505

20K→Half

12.4 - 13.1 mi

Top 76%
×2stories
+19ft-37ft

Overall

20325

Females

7860

F55-59

7860

Half→25K

13.1 - 15.5 mi

Top 75%
×4stories
+66ft-88ft

Overall

19922

Females

7646

F55-59

7646

25K→30K

15.5 - 18.6 mi

Top 73%
×9stories
+181ft-148ft

Overall

19465

Females

7450

F55-59

7450

30K→20M

18.6 - 20.0 mi

Top 73%
×5stories
+64ft-50ft

Overall

19333

Females

7475

F55-59

7475

20M→21M

20.0 - 21.0 mi

Top 71%
×8stories
+106ft-24ft

Overall

18900

Females

7284

F55-59

7284

21M→35K

21.0 - 21.8 mi

Top 75%
×7stories
+17ft-86ft

Overall

19904

Females

7872

F55-59

7872

35K→23M

21.8 - 23.0 mi

Top 73%
×5stories
+23ft-63ft

Overall

19347

Females

7608

F55-59

7608

23M→24M

23.0 - 24.0 mi

Top 74%
×6stories
+12ft-82ft

Overall

19645

Females

7780

F55-59

7780

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

19366

Females

7693

F55-59

7693

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

18794

Females

7398

F55-59

7398

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2stories
+22ft-21ft

Overall

20206

Females

8123

F55-59

8123

Passing Analysis

Category:
Athletes Passed
1436
Passed By
1563
Net Change
-127
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19401
5K → 10K382295+87#19401#19314
10K → 15K196184+12#19314#19302
15K → 20K136200-64#19302#19366
20K → Half1259-47#19366#19413
Half → 25K89196-107#19413#19520
25K → 30K161162-1#19520#19521
30K → 20M9667+29#19521#19492
20M → 21M9349+44#19492#19448
21M → 35K4161-20#19448#19468
35K → 23M7579-4#19468#19472
23M → 24M5272-20#19472#19492
24M → 40K4750-3#19492#19495
40K → 25.2M2317+6#19495#19489
25.2M → Finish3372-39#19489#19528
TOTALS14361563-127
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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