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BOSTON MARATHON 2023

Mary Burger

Bib: 24093•F

IN

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F60-64)
#0 / 527
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:06
Rank: #22629
Start → 5K
9:41/mi
30:06 split
10K· 6.21 mi
1:00:13
Rank: #22871 (-242)
5K → 10K
9:42/mi
30:07 split
15K· 9.32 mi
1:30:28
Rank: #22900 (-29)
10K → 15K
9:44/mi
30:15 split
20K· 12.43 mi
2:00:50
Rank: #22733 (+167)
15K → 20K
9:46/mi
30:22 split
Half· 13.11 mi
2:07:31
Rank: #22736 (-3)
20K → Half
9:48/mi
6:41 split
25K· 15.53 mi
2:31:26
Rank: #22578 (+158)
Half → 25K
9:52/mi
23:55 split
30K· 18.64 mi
3:02:35
Rank: #22329 (+249)
25K → 30K
10:02/mi
31:09 split
20M
3:16:14
Rank: #22185 (+144)
30K → 20M
10:03/mi
13:39 split
21M
3:26:25
Rank: #22014 (+171)
20M → 21M
10:11/mi
10:11 split
35K· 21.75 mi
3:33:46
Rank: #21964 (+50)
21M → 35K
9:49/mi
7:21 split
23M
3:46:17
Rank: #21855 (+109)
35K → 23M
10:00/mi
12:31 split
24M
3:56:05
Rank: #21790 (+65)
23M → 24M
9:48/mi
9:48 split
40K· 24.85 mi
4:04:26
Rank: #21702 (+88)
24M → 40K
9:46/mi
8:21 split
25.2M
4:08:00
Rank: #21665 (+37)
40K → 25.2M
10:21/mi
3:34 split
Finish· 26.22 mi
4:17:41
Rank: #21607 (+58)
25.2M → Finish
9:30/mi
9:41 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:07:31
Pace9:44 /mi
2nd Half
Distance13.11 mi
Time2:10:10
Pace9:56 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:5830:069:4130:06
9:41
-
10K
6.21 mi12:16:051:00:139:4130:07
9:42
+0:01
15K
9.32 mi12:46:201:30:289:4230:15
9:44
+0:02
20K
12.43 mi13:16:422:00:509:4330:22
9:46
+0:02
Half
13.11 mi13:23:232:07:319:446:41
9:48
+0:02
25K
15.53 mi13:47:182:31:269:4523:55
9:52
+0:04
30K
18.64 mi14:18:273:02:359:4831:09
10:02
+0:10
20M
20.00 mi14:32:063:16:149:4913:39
10:03
+0:01
21M
21.00 mi14:42:173:26:259:5010:11
10:11
+0:08
35K
21.75 mi14:49:383:33:469:507:21
9:49
-0:22
23M
23.00 mi15:02:093:46:179:5012:31
10:00
+0:11
24M
24.00 mi15:11:573:56:059:509:48
9:48
-0:12
40K
24.85 mi15:20:184:04:269:508:21
9:46
-0:02
25.2M
25.20 mi15:23:524:08:009:503:34
10:21
+0:35
Finish
26.22 mi15:33:334:17:419:509:41
9:30
-0:51

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

9:30 /mi

Average Pace

9:50 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:37

72% of race

Time at Steady Pace

1:11:04

28% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:50 /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 mi11:45:5830:069:4130:06
9:41
#22629
10K
6.21 mi12:16:051:00:139:4130:07
9:42
#22871
15K
9.32 mi12:46:201:30:289:4230:15
9:44
#22900
20K
12.43 mi13:16:422:00:509:4330:22
9:46
#22733
Half
13.11 mi13:23:232:07:319:446:41
9:48
#22736
25K
15.53 mi13:47:182:31:269:4523:55
9:52
#22578
30K
18.64 mi14:18:273:02:359:4831:09
10:02
#22329
20M
20.00 mi14:32:063:16:149:4913:39
10:03
#22185
21M
21.00 mi14:42:173:26:259:5010:11
10:11
#22014
35K
21.75 mi14:49:383:33:469:507:21
9:49
#21964
23M
23.00 mi15:02:093:46:179:5012:31
10:00
#21855
24M
24.00 mi15:11:573:56:059:509:48
9:48
#21790
40K
24.85 mi15:20:184:04:269:508:21
9:46
#21702
25.2M
25.20 mi15:23:524:08:009:503:34
10:21
#21665
Finish
26.22 mi15:33:334:17:419:509:41
9:30
#21607
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi226299200920022901(Top 86%)9289(Top 81%)9289(Top 1763%)
10K6.21 mi3.10 mi22871-2429289-899289-8923039(Top 87%)9351(Top 82%)9351(Top 1774%)
15K9.32 mi3.11 mi22900-299294-59294-522901(Top 86%)9289(Top 81%)9289(Top 1763%)
20K12.43 mi3.11 mi22733+1679203+919203+9122339(Top 84%)8988(Top 79%)8988(Top 1706%)
Half13.11 mi0.68 mi22736-39210-79210-722856(Top 86%)9266(Top 81%)9266(Top 1758%)
25K15.53 mi2.42 mi22578+1589145+659145+6521890(Top 82%)8781(Top 77%)8781(Top 1666%)
30K18.64 mi3.11 mi22329+2499025+1209025+12021109(Top 79%)8408(Top 74%)8408(Top 1595%)
20M20.00 mi1.36 mi22185+1448948+778948+7720620(Top 77%)8201(Top 72%)8201(Top 1556%)
21M21.00 mi1.00 mi22014+1718862+868862+8618680(Top 70%)7159(Top 63%)7159(Top 1358%)
35K21.75 mi0.75 mi21964+508835+278835+2720842(Top 78%)8408(Top 74%)8408(Top 1595%)
23M23.00 mi1.25 mi21855+1098794+418794+4119997(Top 75%)7958(Top 70%)7958(Top 1510%)
24M24.00 mi1.00 mi21790+658770+248770+2420252(Top 76%)8126(Top 71%)8126(Top 1542%)
40K24.85 mi0.85 mi21702+888738+328738+3219308(Top 73%)7666(Top 67%)7666(Top 1455%)
25.2M25.20 mi0.35 mi21665+378724+148724+1418676(Top 70%)7338(Top 64%)7338(Top 1392%)
Finish26.22 mi1.02 mi21607+588699+258699+2520161(Top 76%)8097(Top 71%)8097(Top 1536%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

22901

Females

9289

F60-64

9289

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

23039

Females

9351

F60-64

9351

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

22901

Females

9289

F60-64

9289

15K→20K

9.3 - 12.4 mi

Top 84%
×5story building
+106ft-86ft

Overall

22339

Females

8988

F60-64

8988

20K→Half

12.4 - 13.1 mi

Top 86%
×2story building
+19ft-37ft

Overall

22856

Females

9266

F60-64

9266

Half→25K

13.1 - 15.5 mi

Top 82%
×4story building
+66ft-88ft

Overall

21890

Females

8781

F60-64

8781

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

21109

Females

8408

F60-64

8408

30K→20M

18.6 - 20.0 mi

Top 77%
×5story building
+64ft-50ft

Overall

20620

Females

8201

F60-64

8201

20M→21M

20.0 - 21.0 mi

Top 70%
×8story building
+106ft-24ft

Overall

18680

Females

7159

F60-64

7159

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

20842

Females

8408

F60-64

8408

35K→23M

21.8 - 23.0 mi

Top 75%
×5story building
+23ft-63ft

Overall

19997

Females

7958

F60-64

7958

23M→24M

23.0 - 24.0 mi

Top 76%
×6story building
+12ft-82ft

Overall

20252

Females

8126

F60-64

8126

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

19308

Females

7666

F60-64

7666

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

18676

Females

7338

F60-64

7338

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2story building
+22ft-21ft

Overall

20161

Females

8097

F60-64

8097

Passing Analysis

Category:
Athletes Passed
1738
Passed By
716
Net Change
+1022
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22629
5K → 10K134376-242#22629#22871
10K → 15K139168-29#22871#22900
15K → 20K22255+167#22900#22733
20K → Half1821-3#22733#22736
Half → 25K17921+158#22736#22578
25K → 30K26415+249#22578#22329
30K → 20M1528+144#22329#22185
20M → 21M1765+171#22185#22014
21M → 35K588+50#22014#21964
35K → 23M12112+109#21964#21855
23M → 24M749+65#21855#21790
24M → 40K935+88#21790#21702
40K → 25.2M392+37#21702#21665
25.2M → Finish6911+58#21665#21607
TOTALS1738716+1022
📊

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