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BOSTON MARATHON 2023

Jennifer Thannhauser

Bib: 7559•F

AB

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

Start
0:00:00
Race begins
5K· 3.11 mi
29:43
Rank: #22284
Start → 5K
29:43 | 9:34/mi
10K· 6.21 mi
1:00:10
Rank: #22844 (-560)
5K → 10K
30:27 | 9:48/mi
15K· 9.32 mi
1:30:37
Rank: #22946 (-102)
10K → 15K
30:27 | 9:48/mi
20K· 12.43 mi
2:01:16
Rank: #22821 (+125)
15K → 20K
30:39 | 9:52/mi
Half· 13.11 mi
2:07:44
Rank: #22786 (+35)
20K → Half
6:28 | 9:29/mi
25K· 15.53 mi
2:31:55
Rank: #22664 (+122)
Half → 25K
24:11 | 9:58/mi
30K· 18.64 mi
3:03:30
Rank: #22428 (+236)
25K → 30K
31:35 | 10:10/mi
20M
3:17:32
Rank: #22350 (+78)
30K → 20M
14:02 | 10:20/mi
21M
3:28:27
Rank: #22234 (+116)
20M → 21M
10:55 | 10:55/mi
35K· 21.75 mi
3:35:57
Rank: #22188 (+46)
21M → 35K
7:30 | 10:01/mi
23M
3:48:46
Rank: #22111 (+77)
35K → 23M
12:49 | 10:14/mi
24M
3:58:52
Rank: #22066 (+45)
23M → 24M
10:06 | 10:06/mi
40K· 24.85 mi
4:07:09
Rank: #21975 (+91)
24M → 40K
8:17 | 9:41/mi
25.2M
4:10:47
Rank: #21939 (+36)
40K → 25.2M
3:38 | 10:32/mi
Finish· 26.22 mi
4:20:32
Rank: #21887 (+52)
25.2M → Finish
9:45 | 9:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:07:44
Pace9:45 /mi
2nd Half
Distance13.11 mi
Time2:12:48
Pace10:08 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:36:0329:439:3429:43
9:34
-
10K
6.21 mi11:06:301:00:109:4130:27
9:48
+0:14
15K
9.32 mi11:36:571:30:379:4330:27
9:48
0:00
20K
12.43 mi12:07:362:01:169:4530:39
9:52
+0:04
Half
13.11 mi12:14:042:07:449:456:28
9:29
-0:23
25K
15.53 mi12:38:152:31:559:4724:11
9:58
+0:29
30K
18.64 mi13:09:503:03:309:5131:35
10:10
+0:12
20M
20.00 mi13:23:523:17:329:5314:02
10:20
+0:10
21M
21.00 mi13:34:473:28:279:5610:55
10:55
+0:35
35K
21.75 mi13:42:173:35:579:567:30
10:01
-0:54
23M
23.00 mi13:55:063:48:469:5712:49
10:14
+0:13
24M
24.00 mi14:05:123:58:529:5710:06
10:06
-0:08
40K
24.85 mi14:13:294:07:099:578:17
9:41
-0:25
25.2M
25.20 mi14:17:074:10:479:573:38
10:32
+0:51
Finish
26.22 mi14:26:524:20:329:579:45
9:34
-0:58

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

9:29 /mi

Average Pace

9:57 /mi

Slowest Pace

10:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:05:59

94% of race

Time at Steady Pace

14:33

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:56 /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 mi10:36:0329:439:3429:43
9:34
#22284
10K
6.21 mi11:06:301:00:109:4130:27
9:48
#22844
15K
9.32 mi11:36:571:30:379:4330:27
9:48
#22946
20K
12.43 mi12:07:362:01:169:4530:39
9:52
#22821
Half
13.11 mi12:14:042:07:449:456:28
9:29
#22786
25K
15.53 mi12:38:152:31:559:4724:11
9:58
#22664
30K
18.64 mi13:09:503:03:309:5131:35
10:10
#22428
20M
20.00 mi13:23:523:17:329:5314:02
10:20
#22350
21M
21.00 mi13:34:473:28:279:5610:55
10:55
#22234
35K
21.75 mi13:42:173:35:579:567:30
10:01
#22188
23M
23.00 mi13:55:063:48:469:5712:49
10:14
#22111
24M
24.00 mi14:05:123:58:529:5710:06
10:06
#22066
40K
24.85 mi14:13:294:07:099:578:17
9:41
#21975
25.2M
25.20 mi14:17:074:10:479:573:38
10:32
#21939
Finish
26.22 mi14:26:524:20:329:579:45
9:34
#21887
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi222849022902223050(Top 87%)9372(Top 82%)9372(Top 499%)
10K6.21 mi3.10 mi22844-5609271-2499271-24923273(Top 87%)9491(Top 83%)9491(Top 505%)
15K9.32 mi3.11 mi22946-1029327-569327-5623050(Top 87%)9372(Top 82%)9372(Top 499%)
20K12.43 mi3.11 mi22821+1259255+729255+7222563(Top 85%)9119(Top 80%)9119(Top 486%)
Half13.11 mi0.68 mi22786+359234+219234+2122074(Top 83%)8823(Top 77%)8823(Top 470%)
25K15.53 mi2.42 mi22664+1229188+469188+4622164(Top 83%)8927(Top 78%)8927(Top 475%)
30K18.64 mi3.11 mi22428+2369077+1119077+11121460(Top 81%)8608(Top 75%)8608(Top 458%)
20M20.00 mi1.36 mi22350+789039+389039+3821348(Top 80%)8610(Top 75%)8610(Top 458%)
21M21.00 mi1.00 mi22234+1168988+518988+5120649(Top 78%)8267(Top 72%)8267(Top 440%)
35K21.75 mi0.75 mi22188+468970+188970+1821358(Top 80%)8688(Top 76%)8688(Top 463%)
23M23.00 mi1.25 mi22111+778935+358935+3520685(Top 78%)8339(Top 73%)8339(Top 444%)
24M24.00 mi1.00 mi22066+458913+228913+2221082(Top 79%)8599(Top 75%)8599(Top 458%)
40K24.85 mi0.85 mi21975+918875+388875+3819019(Top 71%)7515(Top 66%)7515(Top 400%)
25.2M25.20 mi0.35 mi21939+368863+128863+1219279(Top 72%)7674(Top 67%)7674(Top 409%)
Finish26.22 mi1.02 mi21887+528849+148849+1420381(Top 77%)8238(Top 72%)8238(Top 439%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21stories
+97ft-345ft

Overall

23050

Females

9372

F40-44

9372

5K→10K

3.1 - 6.2 mi

Top 87%
×5stories
+79ft-138ft

Overall

23273

Females

9491

F40-44

9491

10K→15K

6.2 - 9.3 mi

Top 87%
×3stories
+67ft-78ft

Overall

23050

Females

9372

F40-44

9372

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

22563

Females

9119

F40-44

9119

20K→Half

12.4 - 13.1 mi

Top 83%
×2stories
+19ft-37ft

Overall

22074

Females

8823

F40-44

8823

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

22164

Females

8927

F40-44

8927

25K→30K

15.5 - 18.6 mi

Top 81%
×9stories
+181ft-148ft

Overall

21460

Females

8608

F40-44

8608

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

21348

Females

8610

F40-44

8610

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

20649

Females

8267

F40-44

8267

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

21358

Females

8688

F40-44

8688

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

20685

Females

8339

F40-44

8339

23M→24M

23.0 - 24.0 mi

Top 79%
×6stories
+12ft-82ft

Overall

21082

Females

8599

F40-44

8599

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

19019

Females

7515

F40-44

7515

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

19279

Females

7674

F40-44

7674

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

20381

Females

8238

F40-44

8238

Passing Analysis

Category:
Athletes Passed
1466
Passed By
1069
Net Change
+397
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22284
5K → 10K65625-560#22284#22844
10K → 15K116218-102#22844#22946
15K → 20K19166+125#22946#22821
20K → Half427+35#22821#22786
Half → 25K15634+122#22786#22664
25K → 30K26024+236#22664#22428
30K → 20M10123+78#22428#22350
20M → 21M12913+116#22350#22234
21M → 35K5610+46#22234#22188
35K → 23M9215+77#22188#22111
23M → 24M6116+45#22111#22066
24M → 40K943+91#22066#21975
40K → 25.2M393+36#21975#21939
25.2M → Finish6412+52#21939#21887
TOTALS14661069+397
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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