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BOSTON MARATHON 2023

Anna Baumgartner

Bib: 31432•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F40-44)
#0 / 1878
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:03/mi
31:13
↑ 97↓ 3451.5%
10K· 6.21 mi
9:28/mi
1:00:37
↑ 79↓ 1380.4%
15K· 9.32 mi
9:36/mi
1:30:28
↑ 67↓ 78
20K· 12.43 mi
10:02/mi
2:01:37
↑ 106↓ 860.1%
Half· 13.11 mi
10:04/mi
2:08:29
↑ 19↓ 370.5%
25K· 15.53 mi
11:30/mi
2:36:21
↑ 66↓ 880.2%
30K· 18.64 mi
11:06/mi
3:10:51
↑ 181↓ 1480.2%
20M
11:49/mi
3:26:55
↑ 64↓ 500.2%
21M
13:56/mi
3:40:51
↑ 106↓ 241.6%
35K· 21.75 mi
10:46/mi
3:48:54
↑ 17↓ 861.7%
23M
12:01/mi
4:03:57
↑ 23↓ 630.6%
24M
11:18/mi
4:15:15
↓ 821.3%
40K· 24.85 mi
11:46/mi
4:25:19
↓ 200.3%
25.2M
13:06/mi
4:29:50
↑ 13↓ 160.2%
Finish· 26.22 mi
12:29/mi
4:42:33
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:29
Pace9:48 /mi
2nd Half
Distance13.11 mi
Time2:34:04
Pace11:45 /mi
📊Positive Split: 19.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:3531:1310:0331:13
10:03
-
10K
6.21 mi12:20:591:00:379:4529:24
9:28
-0:35
15K
9.32 mi12:50:501:30:289:4229:51
9:36
+0:08
20K
12.43 mi13:21:592:01:379:4731:09
10:02
+0:26
Half
13.11 mi13:28:512:08:299:486:52
10:04
+0:02
25K
15.53 mi13:56:432:36:2110:0427:52
11:30
+1:26
30K
18.64 mi14:31:133:10:5110:1434:30
11:06
-0:24
20M
20.00 mi14:47:173:26:5510:2116:04
11:49
+0:43
21M
21.00 mi15:01:133:40:5110:3113:56
13:56
+2:07
35K
21.75 mi15:09:163:48:5410:328:03
10:46
-3:10
23M
23.00 mi15:24:194:03:5710:3615:03
12:01
+1:15
24M
24.00 mi15:35:374:15:1510:3811:18
11:18
-0:43
40K
24.85 mi15:45:414:25:1910:4010:04
11:46
+0:28
25.2M
25.20 mi15:50:124:29:5010:424:31
13:06
+1:20
Finish
26.22 mi16:02:554:42:3310:4712:43
12:29
-0:37

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

9:28 /mi

Average Pace

10:47 /mi

Slowest Pace

13:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:29

45% of race

Time at Steady Pace

1:47:51

38% of race

Time at Slower Pace

46:13

16% of race

Average Pace: 10:47 /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 mi11:51:3531:1310:0331:13
10:03
#23555
10K
6.21 mi12:20:591:00:379:4529:24
9:28
#23054
15K
9.32 mi12:50:501:30:289:4229:51
9:36
#22901
20K
12.43 mi13:21:592:01:379:4731:09
10:02
#22901
Half
13.11 mi13:28:512:08:299:486:52
10:04
#22935
25K
15.53 mi13:56:432:36:2110:0427:52
11:30
#23349
30K
18.64 mi14:31:133:10:5110:1434:30
11:06
#23326
20M
20.00 mi14:47:173:26:5510:2116:04
11:49
#23376
21M
21.00 mi15:01:133:40:5110:3113:56
13:56
#23520
35K
21.75 mi15:09:163:48:5410:328:03
10:46
#23494
23M
23.00 mi15:24:194:03:5710:3615:03
12:01
#23545
24M
24.00 mi15:35:374:15:1510:3811:18
11:18
#23564
40K
24.85 mi15:45:414:25:1910:4010:04
11:46
#23575
25.2M
25.20 mi15:50:124:29:5010:424:31
13:06
#23595
Finish
26.22 mi16:02:554:42:3310:4712:43
12:29
#23715
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi235559676967622548(Top 85%)9098(Top 80%)9098(Top 484%)
10K6.21 mi3.10 mi23054+5019395+2819395+28122418(Top 84%)9043(Top 79%)9043(Top 482%)
15K9.32 mi3.11 mi22901+1539295+1009295+10022548(Top 85%)9098(Top 80%)9098(Top 484%)
20K12.43 mi3.11 mi229019296-19296-122977(Top 86%)9342(Top 82%)9342(Top 497%)
Half13.11 mi0.68 mi22935-349317-219317-2123425(Top 88%)9592(Top 84%)9592(Top 511%)
25K15.53 mi2.42 mi23349-4149542-2259542-22524662(Top 93%)10318(Top 90%)10318(Top 549%)
30K18.64 mi3.11 mi23326+239554-129554-1223244(Top 87%)9595(Top 84%)9595(Top 511%)
20M20.00 mi1.36 mi23376-509592-389592-3823977(Top 90%)10069(Top 88%)10069(Top 536%)
21M21.00 mi1.00 mi23520-1449674-829674-8224978(Top 94%)10602(Top 93%)10602(Top 565%)
35K21.75 mi0.75 mi23494+269665+99665+922863(Top 86%)9524(Top 83%)9524(Top 507%)
23M23.00 mi1.25 mi23545-519697-329697-3224045(Top 90%)10153(Top 89%)10153(Top 541%)
24M24.00 mi1.00 mi23564-199718-219718-2123594(Top 89%)9942(Top 87%)9942(Top 529%)
40K24.85 mi0.85 mi23575-119730-129730-1223611(Top 89%)10000(Top 88%)10000(Top 532%)
25.2M25.20 mi0.35 mi23595-209747-179747-1724096(Top 91%)10235(Top 90%)10235(Top 545%)
Finish26.22 mi1.02 mi23715-1209823-769823-7625672(Top 96%)11015(Top 96%)11015(Top 587%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21story building
+97ft-345ft

Overall

22548

Females

9098

F40-44

9098

5K→10K

3.1 - 6.2 mi

Top 84%
×5story building
+79ft-138ft

Overall

22418

Females

9043

F40-44

9043

10K→15K

6.2 - 9.3 mi

Top 85%
×3story building
+67ft-78ft

Overall

22548

Females

9098

F40-44

9098

15K→20K

9.3 - 12.4 mi

Top 86%
×5story building
+106ft-86ft

Overall

22977

Females

9342

F40-44

9342

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

23425

Females

9592

F40-44

9592

Half→25K

13.1 - 15.5 mi

Top 93%
×4story building
+66ft-88ft

Overall

24662

Females

10318

F40-44

10318

25K→30K

15.5 - 18.6 mi

Top 87%
×9story building
+181ft-148ft

Overall

23244

Females

9595

F40-44

9595

30K→20M

18.6 - 20.0 mi

Top 90%
×5story building
+64ft-50ft

Overall

23977

Females

10069

F40-44

10069

20M→21M

20.0 - 21.0 mi

Top 94%
×8story building
+106ft-24ft

Overall

24978

Females

10602

F40-44

10602

21M→35K

21.0 - 21.8 mi

Top 86%
×7story building
+17ft-86ft

Overall

22863

Females

9524

F40-44

9524

35K→23M

21.8 - 23.0 mi

Top 90%
×5story building
+23ft-63ft

Overall

24045

Females

10153

F40-44

10153

23M→24M

23.0 - 24.0 mi

Top 89%
×6story building
+12ft-82ft

Overall

23594

Females

9942

F40-44

9942

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

23611

Females

10000

F40-44

10000

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24096

Females

10235

F40-44

10235

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

25672

Females

11015

F40-44

11015

Passing Analysis

Category:
Athletes Passed
1249
Passed By
1409
Net Change
-160
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23555
5K → 10K55655+501#23555#23054
10K → 15K23481+153#23054#22901
15K → 20K1321320#22901#22901
20K → Half1751-34#22901#22935
Half → 25K16430-414#22935#23349
25K → 30K130107+23#23349#23326
30K → 20M2979-50#23326#23376
20M → 21M7151-144#23376#23520
21M → 35K4014+26#23520#23494
35K → 23M2475-51#23494#23545
23M → 24M2544-19#23545#23564
24M → 40K2233-11#23564#23575
40K → 25.2M828-20#23575#23595
25.2M → Finish9129-120#23595#23715
TOTALS12491409-160
📊

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