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BOSTON MARATHON 2023

Hilary Herman

Bib: 21266•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 44%
Division (F60-64)
#0 / 527
Top 13%
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
8:18/mi
25:48
↑ 97↓ 3451.5%
10K· 6.21 mi
8:20/mi
51:40
↑ 79↓ 1380.4%
15K· 9.32 mi
8:27/mi
1:17:54
↑ 67↓ 78
20K· 12.43 mi
8:34/mi
1:44:32
↑ 106↓ 860.1%
Half· 13.11 mi
8:30/mi
1:50:20
↑ 19↓ 370.5%
25K· 15.53 mi
8:45/mi
2:11:34
↑ 66↓ 880.2%
30K· 18.64 mi
9:08/mi
2:39:57
↑ 181↓ 1480.2%
20M
9:07/mi
2:52:20
↑ 64↓ 500.2%
21M
10:36/mi
3:02:56
↑ 106↓ 241.6%
35K· 21.75 mi
8:33/mi
3:09:20
↑ 17↓ 861.7%
23M
9:07/mi
3:20:45
↑ 23↓ 630.6%
24M
8:34/mi
3:29:19
↓ 821.3%
40K· 24.85 mi
8:37/mi
3:36:41
↓ 200.3%
25.2M
10:00/mi
3:40:08
↑ 13↓ 160.2%
Finish· 26.22 mi
8:18/mi
3:48:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:20
Pace8:25 /mi
2nd Half
Distance13.11 mi
Time1:58:15
Pace9:01 /mi
📊Positive Split: 7.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:4825:488:1825:48
8:18
-
10K
6.21 mi11:49:4051:408:1925:52
8:20
+0:02
15K
9.32 mi12:15:541:17:548:2126:14
8:27
+0:07
20K
12.43 mi12:42:321:44:328:2526:38
8:34
+0:07
Half
13.11 mi12:48:201:50:208:255:48
8:30
-0:04
25K
15.53 mi13:09:342:11:348:2821:14
8:45
+0:15
30K
18.64 mi13:37:572:39:578:3528:23
9:08
+0:23
20M
20.00 mi13:50:202:52:208:3712:23
9:07
-0:01
21M
21.00 mi14:00:563:02:568:4310:36
10:36
+1:29
35K
21.75 mi14:07:203:09:208:426:24
8:33
-2:03
23M
23.00 mi14:18:453:20:458:4411:25
9:07
+0:34
24M
24.00 mi14:27:193:29:198:438:34
8:34
-0:33
40K
24.85 mi14:34:413:36:418:437:22
8:37
+0:03
25.2M
25.20 mi14:38:083:40:088:443:27
10:00
+1:23
Finish
26.22 mi14:46:353:48:358:438:27
8:18
-1:42

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

8:18 /mi

Average Pace

8:43 /mi

Slowest Pace

10:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:42:21

71% of race

Time at Slower Pace

1:06:14

29% of race

Average Pace: 8:43 /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 mi11:23:4825:488:1825:48
8:18
#16197
10K
6.21 mi11:49:4051:408:1925:52
8:20
#16624
15K
9.32 mi12:15:541:17:548:2126:14
8:27
#16909
20K
12.43 mi12:42:321:44:328:2526:38
8:34
#17023
Half
13.11 mi12:48:201:50:208:255:48
8:30
#17058
25K
15.53 mi13:09:342:11:348:2821:14
8:45
#17157
30K
18.64 mi13:37:572:39:578:3528:23
9:08
#17246
20M
20.00 mi13:50:202:52:208:3712:23
9:07
#17232
21M
21.00 mi14:00:563:02:568:4310:36
10:36
#17450
35K
21.75 mi14:07:203:09:208:426:24
8:33
#17373
23M
23.00 mi14:18:453:20:458:4411:25
9:07
#17339
24M
24.00 mi14:27:193:29:198:438:34
8:34
#17234
40K
24.85 mi14:34:413:36:418:437:22
8:37
#17100
25.2M
25.20 mi14:38:083:40:088:443:27
10:00
#17117
Finish
26.22 mi14:46:353:48:358:438:27
8:18
#16998
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi161975407540717438(Top 66%)6181(Top 54%)6181(Top 1173%)
10K6.21 mi3.10 mi16624-4275660-2535660-25317107(Top 64%)5939(Top 52%)5939(Top 1127%)
15K9.32 mi3.11 mi16909-2855859-1995859-19917438(Top 66%)6181(Top 54%)6181(Top 1173%)
20K12.43 mi3.11 mi17023-1145940-815940-8117316(Top 65%)6116(Top 54%)6116(Top 1161%)
Half13.11 mi0.68 mi17058-355967-275967-2717745(Top 67%)6323(Top 55%)6323(Top 1200%)
25K15.53 mi2.42 mi17157-996038-716038-7117708(Top 67%)6405(Top 56%)6405(Top 1215%)
30K18.64 mi3.11 mi17246-896108-706108-7017861(Top 67%)6562(Top 57%)6562(Top 1245%)
20M20.00 mi1.36 mi17232+146119-116119-1117141(Top 64%)6250(Top 55%)6250(Top 1186%)
21M21.00 mi1.00 mi17450-2186260-1416260-14119887(Top 75%)7864(Top 69%)7864(Top 1492%)
35K21.75 mi0.75 mi17373+776227+336227+3315639(Top 59%)5498(Top 48%)5498(Top 1043%)
23M23.00 mi1.25 mi17339+346219+86219+816642(Top 63%)6105(Top 53%)6105(Top 1158%)
24M24.00 mi1.00 mi17234+1056167+526167+5214911(Top 56%)5188(Top 45%)5188(Top 984%)
40K24.85 mi0.85 mi17100+1346116+516116+5114097(Top 53%)4808(Top 42%)4808(Top 912%)
25.2M25.20 mi0.35 mi17117-176131-156131-1517424(Top 65%)6657(Top 58%)6657(Top 1263%)
Finish26.22 mi1.02 mi16998+1196079+526079+5214101(Top 53%)4805(Top 42%)4805(Top 912%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21story building
+97ft-345ft

Overall

17438

Females

6181

F60-64

6181

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

17107

Females

5939

F60-64

5939

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+67ft-78ft

Overall

17438

Females

6181

F60-64

6181

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

17316

Females

6116

F60-64

6116

20K→Half

12.4 - 13.1 mi

Top 67%
×2story building
+19ft-37ft

Overall

17745

Females

6323

F60-64

6323

Half→25K

13.1 - 15.5 mi

Top 67%
×4story building
+66ft-88ft

Overall

17708

Females

6405

F60-64

6405

25K→30K

15.5 - 18.6 mi

Top 67%
×9story building
+181ft-148ft

Overall

17861

Females

6562

F60-64

6562

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

17141

Females

6250

F60-64

6250

20M→21M

20.0 - 21.0 mi

Top 75%
×8story building
+106ft-24ft

Overall

19887

Females

7864

F60-64

7864

21M→35K

21.0 - 21.8 mi

Top 59%
×7story building
+17ft-86ft

Overall

15639

Females

5498

F60-64

5498

35K→23M

21.8 - 23.0 mi

Top 63%
×5story building
+23ft-63ft

Overall

16642

Females

6105

F60-64

6105

23M→24M

23.0 - 24.0 mi

Top 56%
×6story building
+12ft-82ft

Overall

14911

Females

5188

F60-64

5188

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

14097

Females

4808

F60-64

4808

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

17424

Females

6657

F60-64

6657

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2story building
+22ft-21ft

Overall

14101

Females

4805

F60-64

4805

Passing Analysis

Category:
Athletes Passed
1348
Passed By
2149
Net Change
-801
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16197
5K → 10K132559-427#16197#16624
10K → 15K104389-285#16624#16909
15K → 20K139253-114#16909#17023
20K → Half1651-35#17023#17058
Half → 25K93192-99#17058#17157
25K → 30K138227-89#17157#17246
30K → 20M8672+14#17246#17232
20M → 21M28246-218#17232#17450
21M → 35K9316+77#17450#17373
35K → 23M10369+34#17373#17339
23M → 24M12217+105#17339#17234
24M → 40K1406+134#17234#17100
40K → 25.2M1936-17#17100#17117
25.2M → Finish13516+119#17117#16998
TOTALS13482149-801
📊

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