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BOSTON MARATHON 2023

Wendy Hammerman

Bib: 22144•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 49%
Division (F50-54)
#0 / 1207
Top 46%
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
8:22/mi
26:00
↑ 97↓ 3451.5%
10K· 6.21 mi
8:17/mi
51:44
↑ 79↓ 1380.4%
15K· 9.32 mi
8:20/mi
1:17:37
↑ 67↓ 78
20K· 12.43 mi
8:27/mi
1:43:51
↑ 106↓ 860.1%
Half· 13.11 mi
8:24/mi
1:49:35
↑ 19↓ 370.5%
25K· 15.53 mi
8:32/mi
2:10:17
↑ 66↓ 880.2%
30K· 18.64 mi
8:58/mi
2:38:08
↑ 181↓ 1480.2%
20M
9:20/mi
2:50:49
↑ 64↓ 500.2%
21M
10:17/mi
3:01:06
↑ 106↓ 241.6%
35K· 21.75 mi
9:32/mi
3:08:14
↑ 17↓ 861.7%
23M
9:37/mi
3:20:17
↑ 23↓ 630.6%
24M
9:44/mi
3:30:01
↓ 821.3%
40K· 24.85 mi
10:04/mi
3:38:37
↓ 200.3%
25.2M
10:23/mi
3:42:12
↑ 13↓ 160.2%
Finish· 26.22 mi
9:26/mi
3:51:49
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:35
Pace8:22 /mi
2nd Half
Distance13.11 mi
Time2:02:14
Pace9:19 /mi
📊Positive Split: 11.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:3826:008:2226:00
8:22
-
10K
6.21 mi11:43:2251:448:2025:44
8:17
-0:05
15K
9.32 mi12:09:151:17:378:2025:53
8:20
+0:03
20K
12.43 mi12:35:291:43:518:2126:14
8:27
+0:07
Half
13.11 mi12:41:131:49:358:225:44
8:24
-0:03
25K
15.53 mi13:01:552:10:178:2320:42
8:32
+0:08
30K
18.64 mi13:29:462:38:088:2927:51
8:58
+0:26
20M
20.00 mi13:42:272:50:498:3212:41
9:20
+0:22
21M
21.00 mi13:52:443:01:068:3710:17
10:17
+0:57
35K
21.75 mi13:59:523:08:148:397:08
9:32
-0:45
23M
23.00 mi14:11:553:20:178:4212:03
9:37
+0:05
24M
24.00 mi14:21:393:30:018:459:44
9:44
+0:07
40K
24.85 mi14:30:153:38:378:488:36
10:04
+0:20
25.2M
25.20 mi14:33:503:42:128:493:35
10:23
+0:19
Finish
26.22 mi14:43:273:51:498:519:37
9:26
-0:57

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

8:17 /mi

Average Pace

8:51 /mi

Slowest Pace

10:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:08

68% of race

Time at Steady Pace

41:29

18% of race

Time at Slower Pace

32:12

14% of race

Average Pace: 8:50 /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 mi11:17:3826:008:2226:00
8:22
#16659
10K
6.21 mi11:43:2251:448:2025:44
8:17
#16693
15K
9.32 mi12:09:151:17:378:2025:53
8:20
#16713
20K
12.43 mi12:35:291:43:518:2126:14
8:27
#16676
Half
13.11 mi12:41:131:49:358:225:44
8:24
#16689
25K
15.53 mi13:01:552:10:178:2320:42
8:32
#16652
30K
18.64 mi13:29:462:38:088:2927:51
8:58
#16670
20M
20.00 mi13:42:272:50:498:3212:41
9:20
#16784
21M
21.00 mi13:52:443:01:068:3710:17
10:17
#16945
35K
21.75 mi13:59:523:08:148:397:08
9:32
#17096
23M
23.00 mi14:11:553:20:178:4212:03
9:37
#17225
24M
24.00 mi14:21:393:30:018:459:44
9:44
#17398
40K
24.85 mi14:30:153:38:378:488:36
10:04
#17596
25.2M
25.20 mi14:33:503:42:128:493:35
10:23
#17625
Finish
26.22 mi14:43:273:51:498:519:37
9:26
#17753
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi166595707570716752(Top 63%)5764(Top 50%)5764(Top 478%)
10K6.21 mi3.10 mi16693-345706+15706+116828(Top 63%)5767(Top 50%)5767(Top 478%)
15K9.32 mi3.11 mi16713-205741-355741-3516752(Top 63%)5764(Top 50%)5764(Top 478%)
20K12.43 mi3.11 mi16676+375721+205721+2016516(Top 62%)5660(Top 50%)5660(Top 469%)
Half13.11 mi0.68 mi16689-135739-185739-1817214(Top 65%)6030(Top 53%)6030(Top 500%)
25K15.53 mi2.42 mi16652+375730+95730+916439(Top 62%)5694(Top 50%)5694(Top 472%)
30K18.64 mi3.11 mi16670-185789-595789-5916988(Top 64%)6058(Top 53%)6058(Top 502%)
20M20.00 mi1.36 mi16784-1145856-675856-6718167(Top 68%)6830(Top 60%)6830(Top 566%)
21M21.00 mi1.00 mi16945-1615955-995955-9918984(Top 71%)7326(Top 64%)7326(Top 607%)
35K21.75 mi0.75 mi17096-1516058-1036058-10319956(Top 75%)7900(Top 69%)7900(Top 655%)
23M23.00 mi1.25 mi17225-1296154-966154-9618833(Top 71%)7307(Top 64%)7307(Top 605%)
24M24.00 mi1.00 mi17398-1736270-1166270-11620013(Top 75%)7978(Top 70%)7978(Top 661%)
40K24.85 mi0.85 mi17596-1986403-1336403-13320132(Top 76%)8122(Top 71%)8122(Top 673%)
25.2M25.20 mi0.35 mi17625-296428-256428-2518767(Top 70%)7371(Top 65%)7371(Top 611%)
Finish26.22 mi1.02 mi17753-1286504-766504-7619908(Top 75%)7941(Top 70%)7941(Top 658%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

16752

Females

5764

F50-54

5764

5K→10K

3.1 - 6.2 mi

Top 63%
×5story building
+79ft-138ft

Overall

16828

Females

5767

F50-54

5767

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

16752

Females

5764

F50-54

5764

15K→20K

9.3 - 12.4 mi

Top 62%
×5story building
+106ft-86ft

Overall

16516

Females

5660

F50-54

5660

20K→Half

12.4 - 13.1 mi

Top 65%
×2story building
+19ft-37ft

Overall

17214

Females

6030

F50-54

6030

Half→25K

13.1 - 15.5 mi

Top 62%
×4story building
+66ft-88ft

Overall

16439

Females

5694

F50-54

5694

25K→30K

15.5 - 18.6 mi

Top 64%
×9story building
+181ft-148ft

Overall

16988

Females

6058

F50-54

6058

30K→20M

18.6 - 20.0 mi

Top 68%
×5story building
+64ft-50ft

Overall

18167

Females

6830

F50-54

6830

20M→21M

20.0 - 21.0 mi

Top 71%
×8story building
+106ft-24ft

Overall

18984

Females

7326

F50-54

7326

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

19956

Females

7900

F50-54

7900

35K→23M

21.8 - 23.0 mi

Top 71%
×5story building
+23ft-63ft

Overall

18833

Females

7307

F50-54

7307

23M→24M

23.0 - 24.0 mi

Top 75%
×6story building
+12ft-82ft

Overall

20013

Females

7978

F50-54

7978

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

20132

Females

8122

F50-54

8122

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

18767

Females

7371

F50-54

7371

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2story building
+22ft-21ft

Overall

19908

Females

7941

F50-54

7941

Passing Analysis

Category:
Athletes Passed
1262
Passed By
2356
Net Change
-1094
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16659
5K → 10K291325-34#16659#16693
10K → 15K200220-20#16693#16713
15K → 20K189152+37#16713#16676
20K → Half2639-13#16676#16689
Half → 25K149112+37#16689#16652
25K → 30K172190-18#16652#16670
30K → 20M56170-114#16670#16784
20M → 21M31192-161#16784#16945
21M → 35K19170-151#16945#17096
35K → 23M46175-129#17096#17225
23M → 24M25198-173#17225#17398
24M → 40K17215-198#17398#17596
40K → 25.2M2150-29#17596#17625
25.2M → Finish20148-128#17625#17753
TOTALS12622356-1094
📊

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