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BOSTON MARATHON 2023

Hannah Jacobs

Bib: 29512•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
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
11:09/mi
34:39
↑ 97↓ 3451.5%
10K· 6.21 mi
11:29/mi
1:10:21
↑ 79↓ 1380.4%
15K· 9.32 mi
11:26/mi
1:45:53
↑ 67↓ 78
20K· 12.43 mi
11:33/mi
2:21:46
↑ 106↓ 860.1%
Half· 13.11 mi
11:38/mi
2:29:42
↑ 19↓ 370.5%
25K· 15.53 mi
11:51/mi
2:58:26
↑ 66↓ 880.2%
30K· 18.64 mi
12:08/mi
3:36:08
↑ 181↓ 1480.2%
20M
14:36/mi
3:55:58
↑ 64↓ 500.2%
21M
12:51/mi
4:08:49
↑ 106↓ 241.6%
35K· 21.75 mi
13:01/mi
4:18:33
↑ 17↓ 861.7%
23M
12:17/mi
4:33:56
↑ 23↓ 630.6%
24M
12:14/mi
4:46:10
↓ 821.3%
40K· 24.85 mi
12:24/mi
4:56:46
↓ 200.3%
25.2M
12:48/mi
5:01:11
↑ 13↓ 160.2%
Finish· 26.22 mi
11:04/mi
5:12:28
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:29:42
Pace11:25 /mi
2nd Half
Distance13.11 mi
Time2:42:46
Pace12:25 /mi
📊Positive Split: 8.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:2834:3911:0934:39
11:09
-
10K
6.21 mi12:30:101:10:2111:1935:42
11:29
+0:20
15K
9.32 mi13:05:421:45:5311:2235:32
11:26
-0:03
20K
12.43 mi13:41:352:21:4611:2435:53
11:33
+0:07
Half
13.11 mi13:49:312:29:4211:257:56
11:38
+0:05
25K
15.53 mi14:18:152:58:2611:2928:44
11:51
+0:13
30K
18.64 mi14:55:573:36:0811:3637:42
12:08
+0:17
20M
20.00 mi15:15:473:55:5811:4819:50
14:36
+2:28
21M
21.00 mi15:28:384:08:4911:5112:51
12:51
-1:45
35K
21.75 mi15:38:224:18:3311:539:44
13:01
+0:10
23M
23.00 mi15:53:454:33:5611:5515:23
12:17
-0:44
24M
24.00 mi16:05:594:46:1011:5512:14
12:14
-0:03
40K
24.85 mi16:16:354:56:4611:5610:36
12:24
+0:10
25.2M
25.20 mi16:21:005:01:1111:574:25
12:48
+0:24
Finish
26.22 mi16:32:175:12:2811:5611:17
11:04
-1:44

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

11:04 /mi

Average Pace

11:56 /mi

Slowest Pace

14:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:59

52% of race

Time at Steady Pace

1:44:39

33% of race

Time at Slower Pace

46:50

15% of race

Average Pace: 11:55 /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 mi11:54:2834:3911:0934:39
11:09
#25889
10K
6.21 mi12:30:101:10:2111:1935:42
11:29
#25945
15K
9.32 mi13:05:421:45:5311:2235:32
11:26
#25854
20K
12.43 mi13:41:352:21:4611:2435:53
11:33
#25716
Half
13.11 mi13:49:312:29:4211:257:56
11:38
#25707
25K
15.53 mi14:18:152:58:2611:2928:44
11:51
#25592
30K
18.64 mi14:55:573:36:0811:3637:42
12:08
#25423
20M
20.00 mi15:15:473:55:5811:4819:50
14:36
#25527
21M
21.00 mi15:28:384:08:4911:5112:51
12:51
#25461
35K
21.75 mi15:38:224:18:3311:539:44
13:01
#25469
23M
23.00 mi15:53:454:33:5611:5515:23
12:17
#25428
24M
24.00 mi16:05:594:46:1011:5512:14
12:14
#25413
40K
24.85 mi16:16:354:56:4611:5610:36
12:24
#25387
25.2M
25.20 mi16:21:005:01:1111:574:25
12:48
#25366
Finish
26.22 mi16:32:175:12:2811:5611:17
11:04
#25336
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25889109851098525655(Top 96%)10841(Top 95%)10841(Top 222%)
10K6.21 mi3.10 mi25945-5611007-2211007-2225953(Top 97%)11011(Top 96%)11011(Top 225%)
15K9.32 mi3.11 mi25854+9110947+6010947+6025655(Top 96%)10841(Top 95%)10841(Top 222%)
20K12.43 mi3.11 mi25716+13810880+6710880+6725307(Top 95%)10659(Top 93%)10659(Top 218%)
Half13.11 mi0.68 mi25707+910878+210878+225598(Top 96%)10846(Top 95%)10846(Top 222%)
25K15.53 mi2.42 mi25592+11510809+6910809+6925038(Top 94%)10536(Top 92%)10536(Top 216%)
30K18.64 mi3.11 mi25423+16910732+7710732+7724642(Top 93%)10366(Top 91%)10366(Top 212%)
20M20.00 mi1.36 mi25527-10410794-6210794-6226149(Top 98%)11204(Top 98%)11204(Top 229%)
21M21.00 mi1.00 mi25461+6610765+2910765+2923922(Top 90%)10046(Top 88%)10046(Top 206%)
35K21.75 mi0.75 mi25469-810771-610771-625572(Top 96%)10932(Top 96%)10932(Top 224%)
23M23.00 mi1.25 mi25428+4110755+1610755+1624351(Top 91%)10316(Top 90%)10316(Top 211%)
24M24.00 mi1.00 mi25413+1510748+710748+724788(Top 93%)10580(Top 93%)10580(Top 217%)
40K24.85 mi0.85 mi25387+2610736+1210736+1224345(Top 91%)10364(Top 91%)10364(Top 212%)
25.2M25.20 mi0.35 mi25366+2110727+910727+923765(Top 89%)10080(Top 88%)10080(Top 206%)
Finish26.22 mi1.02 mi25336+3010714+1310714+1324113(Top 91%)10222(Top 89%)10222(Top 209%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21story building
+97ft-345ft

Overall

25655

Females

10841

F18-39

10841

5K→10K

3.1 - 6.2 mi

Top 97%
×5story building
+79ft-138ft

Overall

25953

Females

11011

F18-39

11011

10K→15K

6.2 - 9.3 mi

Top 96%
×3story building
+67ft-78ft

Overall

25655

Females

10841

F18-39

10841

15K→20K

9.3 - 12.4 mi

Top 95%
×5story building
+106ft-86ft

Overall

25307

Females

10659

F18-39

10659

20K→Half

12.4 - 13.1 mi

Top 96%
×2story building
+19ft-37ft

Overall

25598

Females

10846

F18-39

10846

Half→25K

13.1 - 15.5 mi

Top 94%
×4story building
+66ft-88ft

Overall

25038

Females

10536

F18-39

10536

25K→30K

15.5 - 18.6 mi

Top 93%
×9story building
+181ft-148ft

Overall

24642

Females

10366

F18-39

10366

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

26149

Females

11204

F18-39

11204

20M→21M

20.0 - 21.0 mi

Top 90%
×8story building
+106ft-24ft

Overall

23922

Females

10046

F18-39

10046

21M→35K

21.0 - 21.8 mi

Top 96%
×7story building
+17ft-86ft

Overall

25572

Females

10932

F18-39

10932

35K→23M

21.8 - 23.0 mi

Top 91%
×5story building
+23ft-63ft

Overall

24351

Females

10316

F18-39

10316

23M→24M

23.0 - 24.0 mi

Top 93%
×6story building
+12ft-82ft

Overall

24788

Females

10580

F18-39

10580

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

24345

Females

10364

F18-39

10364

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

23765

Females

10080

F18-39

10080

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

24113

Females

10222

F18-39

10222

Passing Analysis

Category:
Athletes Passed
930
Passed By
377
Net Change
+553
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25889
5K → 10K84140-56#25889#25945
10K → 15K12332+91#25945#25854
15K → 20K15214+138#25854#25716
20K → Half178+9#25716#25707
Half → 25K12510+115#25707#25592
25K → 30K18011+169#25592#25423
30K → 20M3107-104#25423#25527
20M → 21M693+66#25527#25461
21M → 35K1422-8#25461#25469
35K → 23M487+41#25469#25428
23M → 24M238+15#25428#25413
24M → 40K359+26#25413#25387
40K → 25.2M221+21#25387#25366
25.2M → Finish355+30#25366#25336
TOTALS930377+553
📊

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