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BOSTON MARATHON 2023

Mary Lawrence

Bib: 11049•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 49%
Gender (Female)
#0 / 11423
Top 32%
Masters (Masters Women)
#0 / 6539
Top 18%
Division (F45-49)
#0 / 1817
Top 19%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:32
Rank: #7827
Start → 5K
22:32 | 7:15/mi
10K· 6.21 mi
44:57
Rank: #7999 (-172)
5K → 10K
22:25 | 7:13/mi
15K· 9.32 mi
1:07:55
Rank: #8359 (-360)
10K → 15K
22:58 | 7:24/mi
20K· 12.43 mi
1:32:32
Rank: #9385 (-1026)
15K → 20K
24:37 | 7:55/mi
Half· 13.11 mi
1:37:47
Rank: #9507 (-122)
20K → Half
5:15 | 7:42/mi
25K· 15.53 mi
1:59:47
Rank: #11403 (-1896)
Half → 25K
22:00 | 9:04/mi
30K· 18.64 mi
2:25:41
Rank: #11745 (-342)
25K → 30K
25:54 | 8:20/mi
20M
2:39:25
Rank: #12806 (-1061)
30K → 20M
13:44 | 10:06/mi
21M
2:48:28
Rank: #12838 (-32)
20M → 21M
9:03 | 9:03/mi
35K· 21.75 mi
2:54:37
Rank: #12862 (-24)
21M → 35K
6:09 | 8:13/mi
23M
3:06:12
Rank: #13159 (-297)
35K → 23M
11:35 | 9:15/mi
24M
3:14:13
Rank: #13063 (+96)
23M → 24M
8:01 | 8:01/mi
40K· 24.85 mi
3:21:14
Rank: #12997 (+66)
24M → 40K
7:01 | 8:12/mi
25.2M
3:24:19
Rank: #12972 (+25)
40K → 25.2M
3:05 | 8:56/mi
Finish· 26.22 mi
3:32:26
Rank: #12916 (+56)
25.2M → Finish
8:07 | 7:58/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:47
Pace7:28 /mi
2nd Half
Distance13.11 mi
Time1:54:39
Pace8:45 /mi
📊Positive Split: 17.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:4122:327:1522:32
7:15
-
10K
6.21 mi11:12:0644:577:1422:25
7:13
-0:02
15K
9.32 mi11:35:041:07:557:1722:58
7:24
+0:11
20K
12.43 mi11:59:411:32:327:2724:37
7:55
+0:31
Half
13.11 mi12:04:561:37:477:285:15
7:42
-0:13
25K
15.53 mi12:26:561:59:477:4322:00
9:04
+1:22
30K
18.64 mi12:52:502:25:417:4925:54
8:20
-0:44
20M
20.00 mi13:06:342:39:257:5813:44
10:06
+1:46
21M
21.00 mi13:15:372:48:288:019:03
9:03
-1:03
35K
21.75 mi13:21:462:54:378:026:09
8:13
-0:50
23M
23.00 mi13:33:213:06:128:0611:35
9:15
+1:02
24M
24.00 mi13:41:223:14:138:068:01
8:01
-1:14
40K
24.85 mi13:48:233:21:148:067:01
8:12
+0:11
25.2M
25.20 mi13:51:283:24:198:063:05
8:56
+0:44
Finish
26.22 mi13:59:353:32:268:068:07
7:58
-0:58

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

7:13 /mi

Average Pace

8:06 /mi

Slowest Pace

10:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:13:10

34% of race

Time at Steady Pace

1:19:49

38% of race

Time at Slower Pace

59:27

28% of race

Average Pace: 8:06 /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 mi10:49:4122:327:1522:32
7:15
#7827
10K
6.21 mi11:12:0644:577:1422:25
7:13
#7999
15K
9.32 mi11:35:041:07:557:1722:58
7:24
#8359
20K
12.43 mi11:59:411:32:327:2724:37
7:55
#9385
Half
13.11 mi12:04:561:37:477:285:15
7:42
#9507
25K
15.53 mi12:26:561:59:477:4322:00
9:04
#11403
30K
18.64 mi12:52:502:25:417:4925:54
8:20
#11745
20M
20.00 mi13:06:342:39:257:5813:44
10:06
#12806
21M
21.00 mi13:15:372:48:288:019:03
9:03
#12838
35K
21.75 mi13:21:462:54:378:026:09
8:13
#12862
23M
23.00 mi13:33:213:06:128:0611:35
9:15
#13159
24M
24.00 mi13:41:223:14:138:068:01
8:01
#13063
40K
24.85 mi13:48:233:21:148:067:01
8:12
#12997
25.2M
25.20 mi13:51:283:24:198:063:05
8:56
#12972
Finish
26.22 mi13:59:353:32:268:068:07
7:58
#12916
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi78279649649286(Top 35%)1550(Top 14%)1550(Top 85%)
10K6.21 mi3.10 mi7999-1721029-651029-658231(Top 31%)1121(Top 10%)1121(Top 62%)
15K9.32 mi3.11 mi8359-3601168-1391168-1399286(Top 35%)1550(Top 14%)1550(Top 85%)
20K12.43 mi3.11 mi9385-10261588-4201588-42012831(Top 48%)3457(Top 30%)3457(Top 190%)
Half13.11 mi0.68 mi9507-1221633-451633-4511941(Top 45%)2893(Top 25%)2893(Top 159%)
25K15.53 mi2.42 mi11403-18962593-9602593-96019302(Top 73%)7304(Top 64%)7304(Top 402%)
30K18.64 mi3.11 mi11745-3422831-2382831-23813276(Top 50%)3902(Top 34%)3902(Top 215%)
20M20.00 mi1.36 mi12806-10613453-6223453-62220759(Top 78%)8279(Top 72%)8279(Top 456%)
21M21.00 mi1.00 mi12838-323497-443497-4413691(Top 51%)4315(Top 38%)4315(Top 237%)
35K21.75 mi0.75 mi12862-243527-303527-3013603(Top 51%)4338(Top 38%)4338(Top 239%)
23M23.00 mi1.25 mi13159-2973708-1813708-18117308(Top 65%)6451(Top 56%)6451(Top 355%)
24M24.00 mi1.00 mi13063+963687+213687+2111394(Top 43%)3289(Top 29%)3289(Top 181%)
40K24.85 mi0.85 mi12997+663675+123675+1211442(Top 43%)3390(Top 30%)3390(Top 187%)
25.2M25.20 mi0.35 mi12972+253669+63669+612228(Top 46%)3841(Top 34%)3841(Top 211%)
Finish26.22 mi1.02 mi12916+563652+173652+1711901(Top 45%)3658(Top 32%)3658(Top 201%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21stories
+97ft-345ft

Overall

9286

Females

1550

F45-49

1550

5K→10K

3.1 - 6.2 mi

Top 31%
×5stories
+79ft-138ft

Overall

8231

Females

1121

F45-49

1121

10K→15K

6.2 - 9.3 mi

Top 35%
×3stories
+67ft-78ft

Overall

9286

Females

1550

F45-49

1550

15K→20K

9.3 - 12.4 mi

Top 48%
×5stories
+106ft-86ft

Overall

12831

Females

3457

F45-49

3457

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

11941

Females

2893

F45-49

2893

Half→25K

13.1 - 15.5 mi

Top 73%
×4stories
+66ft-88ft

Overall

19302

Females

7304

F45-49

7304

25K→30K

15.5 - 18.6 mi

Top 50%
×9stories
+181ft-148ft

Overall

13276

Females

3902

F45-49

3902

30K→20M

18.6 - 20.0 mi

Top 78%
×5stories
+64ft-50ft

Overall

20759

Females

8279

F45-49

8279

20M→21M

20.0 - 21.0 mi

Top 51%
×8stories
+106ft-24ft

Overall

13691

Females

4315

F45-49

4315

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

13603

Females

4338

F45-49

4338

35K→23M

21.8 - 23.0 mi

Top 65%
×5stories
+23ft-63ft

Overall

17308

Females

6451

F45-49

6451

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

11394

Females

3289

F45-49

3289

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11442

Females

3390

F45-49

3390

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

12228

Females

3841

F45-49

3841

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2stories
+22ft-21ft

Overall

11901

Females

3658

F45-49

3658

Passing Analysis

Category:
Athletes Passed
814
Passed By
5901
Net Change
-5089
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7827
5K → 10K149321-172#7827#7999
10K → 15K49409-360#7999#8359
15K → 20K141040-1026#8359#9385
20K → Half4126-122#9385#9507
Half → 25K61900-1896#9507#11403
25K → 30K99441-342#11403#11745
30K → 20M51066-1061#11745#12806
20M → 21M86118-32#12806#12838
21M → 35K4569-24#12838#12862
35K → 23M24321-297#12862#13159
23M → 24M12125+96#13159#13063
24M → 40K9125+66#13063#12997
40K → 25.2M3914+25#12997#12972
25.2M → Finish8226+56#12972#12916
TOTALS8145901-5089
📊

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