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BOSTON MARATHON 2023

Sonja Henning

Bib: 22944•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F50-54)
#0 / 1207
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:20
Rank: #15126
Start → 5K
25:20 | 8:09/mi
10K· 6.21 mi
50:43
Rank: #15568 (-442)
5K → 10K
25:23 | 8:10/mi
15K· 9.32 mi
1:16:11
Rank: #15632 (-64)
10K → 15K
25:28 | 8:12/mi
20K· 12.43 mi
1:42:36
Rank: #15960 (-328)
15K → 20K
26:25 | 8:30/mi
Half· 13.11 mi
1:48:25
Rank: #16062 (-102)
20K → Half
5:49 | 8:32/mi
25K· 15.53 mi
2:09:55
Rank: #16502 (-440)
Half → 25K
21:30 | 8:52/mi
30K· 18.64 mi
2:40:06
Rank: #17288 (-786)
25K → 30K
30:11 | 9:43/mi
20M
2:53:53
Rank: #17701 (-413)
30K → 20M
13:47 | 10:09/mi
21M
3:05:28
Rank: #18170 (-469)
20M → 21M
11:35 | 11:35/mi
35K· 21.75 mi
3:13:30
Rank: #18481 (-311)
21M → 35K
8:02 | 10:44/mi
23M
3:27:20
Rank: #18904 (-423)
35K → 23M
13:50 | 11:03/mi
24M
3:38:27
Rank: #19250 (-346)
23M → 24M
11:07 | 11:07/mi
40K· 24.85 mi
3:48:20
Rank: #19527 (-277)
24M → 40K
9:53 | 11:34/mi
25.2M
3:52:40
Rank: #19639 (-112)
40K → 25.2M
4:20 | 12:34/mi
Finish· 26.22 mi
4:03:35
Rank: #19844 (-205)
25.2M → Finish
10:55 | 10:43/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:25
Pace8:16 /mi
2nd Half
Distance13.11 mi
Time2:15:10
Pace10:19 /mi
📊Positive Split: 24.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:4025:208:0925:20
8:09
-
10K
6.21 mi11:47:0350:438:1025:23
8:10
+0:01
15K
9.32 mi12:12:311:16:118:1025:28
8:12
+0:02
20K
12.43 mi12:38:561:42:368:1526:25
8:30
+0:18
Half
13.11 mi12:44:451:48:258:165:49
8:32
+0:02
25K
15.53 mi13:06:152:09:558:2221:30
8:52
+0:20
30K
18.64 mi13:36:262:40:068:3530:11
9:43
+0:51
20M
20.00 mi13:50:132:53:538:4213:47
10:09
+0:26
21M
21.00 mi14:01:483:05:288:5011:35
11:35
+1:26
35K
21.75 mi14:09:503:13:308:548:02
10:44
-0:51
23M
23.00 mi14:23:403:27:209:0113:50
11:03
+0:19
24M
24.00 mi14:34:473:38:279:0611:07
11:07
+0:04
40K
24.85 mi14:44:403:48:209:119:53
11:34
+0:27
25.2M
25.20 mi14:49:003:52:409:144:20
12:34
+1:00
Finish
26.22 mi14:59:554:03:359:1810:55
10:43
-1:51

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

8:09 /mi

Average Pace

9:18 /mi

Slowest Pace

12:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:09:55

53% of race

Time at Steady Pace

1:02:55

26% of race

Time at Slower Pace

50:45

21% of race

Average Pace: 9:17 /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 mi11:21:4025:208:0925:20
8:09
#15126
10K
6.21 mi11:47:0350:438:1025:23
8:10
#15568
15K
9.32 mi12:12:311:16:118:1025:28
8:12
#15632
20K
12.43 mi12:38:561:42:368:1526:25
8:30
#15960
Half
13.11 mi12:44:451:48:258:165:49
8:32
#16062
25K
15.53 mi13:06:152:09:558:2221:30
8:52
#16502
30K
18.64 mi13:36:262:40:068:3530:11
9:43
#17288
20M
20.00 mi13:50:132:53:538:4213:47
10:09
#17701
21M
21.00 mi14:01:483:05:288:5011:35
11:35
#18170
35K
21.75 mi14:09:503:13:308:548:02
10:44
#18481
23M
23.00 mi14:23:403:27:209:0113:50
11:03
#18904
24M
24.00 mi14:34:473:38:279:0611:07
11:07
#19250
40K
24.85 mi14:44:403:48:209:119:53
11:34
#19527
25.2M
25.20 mi14:49:003:52:409:144:20
12:34
#19639
Finish
26.22 mi14:59:554:03:359:1810:55
10:43
#19844
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi151264730473015864(Top 60%)5210(Top 46%)5210(Top 432%)
10K6.21 mi3.10 mi15568-4425011-2815011-28116058(Top 60%)5312(Top 47%)5312(Top 440%)
15K9.32 mi3.11 mi15632-645057-465057-4615864(Top 60%)5210(Top 46%)5210(Top 432%)
20K12.43 mi3.11 mi15960-3285281-2245281-22416892(Top 63%)5875(Top 51%)5875(Top 487%)
Half13.11 mi0.68 mi16062-1025349-685349-6817923(Top 67%)6452(Top 56%)6452(Top 535%)
25K15.53 mi2.42 mi16502-4405641-2925641-29218322(Top 69%)6743(Top 59%)6743(Top 559%)
30K18.64 mi3.11 mi17288-7866130-4896130-48920191(Top 76%)7881(Top 69%)7881(Top 653%)
20M20.00 mi1.36 mi17701-4136397-2676397-26720866(Top 78%)8334(Top 73%)8334(Top 690%)
21M21.00 mi1.00 mi18170-4696703-3066703-30622025(Top 83%)9002(Top 79%)9002(Top 746%)
35K21.75 mi0.75 mi18481-3116878-1756878-17522811(Top 86%)9487(Top 83%)9487(Top 786%)
23M23.00 mi1.25 mi18904-4237133-2557133-25522426(Top 84%)9280(Top 81%)9280(Top 769%)
24M24.00 mi1.00 mi19250-3467334-2017334-20123264(Top 87%)9776(Top 86%)9776(Top 810%)
40K24.85 mi0.85 mi19527-2777506-1727506-17223302(Top 88%)9824(Top 86%)9824(Top 814%)
25.2M25.20 mi0.35 mi19639-1127577-717577-7123386(Top 88%)9868(Top 86%)9868(Top 818%)
Finish26.22 mi1.02 mi19844-2057698-1217698-12123445(Top 88%)9873(Top 86%)9873(Top 818%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

15864

Females

5210

F50-54

5210

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

16058

Females

5312

F50-54

5312

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

15864

Females

5210

F50-54

5210

15K→20K

9.3 - 12.4 mi

Top 63%
×5stories
+106ft-86ft

Overall

16892

Females

5875

F50-54

5875

20K→Half

12.4 - 13.1 mi

Top 67%
×2stories
+19ft-37ft

Overall

17923

Females

6452

F50-54

6452

Half→25K

13.1 - 15.5 mi

Top 69%
×4stories
+66ft-88ft

Overall

18322

Females

6743

F50-54

6743

25K→30K

15.5 - 18.6 mi

Top 76%
×9stories
+181ft-148ft

Overall

20191

Females

7881

F50-54

7881

30K→20M

18.6 - 20.0 mi

Top 78%
×5stories
+64ft-50ft

Overall

20866

Females

8334

F50-54

8334

20M→21M

20.0 - 21.0 mi

Top 83%
×8stories
+106ft-24ft

Overall

22025

Females

9002

F50-54

9002

21M→35K

21.0 - 21.8 mi

Top 86%
×7stories
+17ft-86ft

Overall

22811

Females

9487

F50-54

9487

35K→23M

21.8 - 23.0 mi

Top 84%
×5stories
+23ft-63ft

Overall

22426

Females

9280

F50-54

9280

23M→24M

23.0 - 24.0 mi

Top 87%
×6stories
+12ft-82ft

Overall

23264

Females

9776

F50-54

9776

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

23302

Females

9824

F50-54

9824

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

23386

Females

9868

F50-54

9868

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2stories
+22ft-21ft

Overall

23445

Females

9873

F50-54

9873

Passing Analysis

Category:
Athletes Passed
554
Passed By
5272
Net Change
-4718
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15126
5K → 10K129571-442#15126#15568
10K → 15K157221-64#15568#15632
15K → 20K83411-328#15632#15960
20K → Half11113-102#15960#16062
Half → 25K47487-440#16062#16502
25K → 30K43829-786#16502#17288
30K → 20M21434-413#17288#17701
20M → 21M7476-469#17701#18170
21M → 35K8319-311#18170#18481
35K → 23M16439-423#18481#18904
23M → 24M14360-346#18904#19250
24M → 40K9286-277#19250#19527
40K → 25.2M4116-112#19527#19639
25.2M → Finish5210-205#19639#19844
TOTALS5545272-4718
📊

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