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BOSTON MARATHON 2023

Christine Dillon

Bib: 19356•F

VT

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

Start
0:00:00
Race begins
5K· 3.11 mi
25:22
Rank: #15206
Start → 5K
8:10/mi
25:22 split
10K· 6.21 mi
49:48
Rank: #14496 (+710)
5K → 10K
7:52/mi
24:26 split
15K· 9.32 mi
1:14:31
Rank: #14328 (+168)
10K → 15K
7:57/mi
24:43 split
20K· 12.43 mi
1:39:46
Rank: #14313 (+15)
15K → 20K
8:08/mi
25:15 split
Half· 13.11 mi
1:45:19
Rank: #14358 (-45)
20K → Half
8:08/mi
5:33 split
25K· 15.53 mi
2:06:25
Rank: #14912 (-554)
Half → 25K
8:42/mi
21:06 split
30K· 18.64 mi
2:35:53
Rank: #15890 (-978)
25K → 30K
9:29/mi
29:28 split
20M
2:49:25
Rank: #16349 (-459)
30K → 20M
9:58/mi
13:32 split
21M
3:00:28
Rank: #16763 (-414)
20M → 21M
11:03/mi
11:03 split
35K· 21.75 mi
3:07:16
Rank: #16825 (-62)
21M → 35K
9:05/mi
6:48 split
23M
3:20:10
Rank: #17191 (-366)
35K → 23M
10:18/mi
12:54 split
24M
3:30:08
Rank: #17432 (-241)
23M → 24M
9:58/mi
9:58 split
40K· 24.85 mi
3:39:30
Rank: #17795 (-363)
24M → 40K
10:57/mi
9:22 split
25.2M
3:43:23
Rank: #17882 (-87)
40K → 25.2M
11:16/mi
3:53 split
Finish· 26.22 mi
3:54:20
Rank: #18233 (-351)
25.2M → Finish
10:45/mi
10:57 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:19
Pace8:02 /mi
2nd Half
Distance13.11 mi
Time2:09:01
Pace9:51 /mi
📊Positive Split: 22.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:0825:228:1025:22
8:10
-
10K
6.21 mi11:41:3449:488:0124:26
7:52
-0:18
15K
9.32 mi12:06:171:14:318:0024:43
7:57
+0:05
20K
12.43 mi12:31:321:39:468:0225:15
8:08
+0:11
Half
13.11 mi12:37:051:45:198:025:33
8:08
0:00
25K
15.53 mi12:58:112:06:258:0821:06
8:42
+0:34
30K
18.64 mi13:27:392:35:538:2229:28
9:29
+0:47
20M
20.00 mi13:41:112:49:258:2813:32
9:58
+0:29
21M
21.00 mi13:52:143:00:288:3611:03
11:03
+1:05
35K
21.75 mi13:59:023:07:168:376:48
9:05
-1:58
23M
23.00 mi14:11:563:20:108:4212:54
10:18
+1:13
24M
24.00 mi14:21:543:30:088:459:58
9:58
-0:20
40K
24.85 mi14:31:163:39:308:509:22
10:57
+0:59
25.2M
25.20 mi14:35:093:43:238:523:53
11:16
+0:19
Finish
26.22 mi14:46:063:54:208:5710:57
10:45
-0:31

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

7:52 /mi

Average Pace

8:57 /mi

Slowest Pace

11:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:25

54% of race

Time at Steady Pace

59:46

26% of race

Time at Slower Pace

48:09

21% of race

Average Pace: 8:56 /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 mi11:17:0825:228:1025:22
8:10
#15206
10K
6.21 mi11:41:3449:488:0124:26
7:52
#14496
15K
9.32 mi12:06:171:14:318:0024:43
7:57
#14328
20K
12.43 mi12:31:321:39:468:0225:15
8:08
#14313
Half
13.11 mi12:37:051:45:198:025:33
8:08
#14358
25K
15.53 mi12:58:112:06:258:0821:06
8:42
#14912
30K
18.64 mi13:27:392:35:538:2229:28
9:29
#15890
20M
20.00 mi13:41:112:49:258:2813:32
9:58
#16349
21M
21.00 mi13:52:143:00:288:3611:03
11:03
#16763
35K
21.75 mi13:59:023:07:168:376:48
9:05
#16825
23M
23.00 mi14:11:563:20:108:4212:54
10:18
#17191
24M
24.00 mi14:21:543:30:088:459:58
9:58
#17432
40K
24.85 mi14:31:163:39:308:509:22
10:57
#17795
25.2M
25.20 mi14:35:093:43:238:523:53
11:16
#17882
Finish
26.22 mi14:46:063:54:208:5710:57
10:45
#18233
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi152064778477814052(Top 53%)4121(Top 36%)4121(Top 84%)
10K6.21 mi3.10 mi14496+7104341+4374341+43713707(Top 51%)3867(Top 34%)3867(Top 79%)
15K9.32 mi3.11 mi14328+1684249+924249+9214052(Top 53%)4121(Top 36%)4121(Top 84%)
20K12.43 mi3.11 mi14313+154262-134262-1314431(Top 54%)4367(Top 38%)4367(Top 89%)
Half13.11 mi0.68 mi14358-454293-314293-3115425(Top 58%)4959(Top 43%)4959(Top 102%)
25K15.53 mi2.42 mi14912-5544655-3624655-36217403(Top 65%)6229(Top 55%)6229(Top 128%)
30K18.64 mi3.11 mi15890-9785307-6525307-65219374(Top 73%)7398(Top 65%)7398(Top 151%)
20M20.00 mi1.36 mi16349-4595615-3085615-30820370(Top 77%)8060(Top 71%)8060(Top 165%)
21M21.00 mi1.00 mi16763-4145846-2315846-23120928(Top 79%)8415(Top 74%)8415(Top 172%)
35K21.75 mi0.75 mi16825-625889-435889-4318292(Top 69%)6993(Top 61%)6993(Top 143%)
23M23.00 mi1.25 mi17191-3666129-2406129-24020834(Top 78%)8423(Top 74%)8423(Top 172%)
24M24.00 mi1.00 mi17432-2416287-1586287-15820707(Top 78%)8387(Top 73%)8387(Top 172%)
40K24.85 mi0.85 mi17795-3636513-2266513-22622259(Top 84%)9268(Top 81%)9268(Top 190%)
25.2M25.20 mi0.35 mi17882-876562-496562-4921050(Top 79%)8609(Top 75%)8609(Top 176%)
Finish26.22 mi1.02 mi18233-3516788-2266788-22623493(Top 88%)9897(Top 87%)9897(Top 203%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21stories
+97ft-345ft

Overall

14052

Females

4121

F18-39

4121

5K→10K

3.1 - 6.2 mi

Top 51%
×5stories
+79ft-138ft

Overall

13707

Females

3867

F18-39

3867

10K→15K

6.2 - 9.3 mi

Top 53%
×3stories
+67ft-78ft

Overall

14052

Females

4121

F18-39

4121

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

14431

Females

4367

F18-39

4367

20K→Half

12.4 - 13.1 mi

Top 58%
×2stories
+19ft-37ft

Overall

15425

Females

4959

F18-39

4959

Half→25K

13.1 - 15.5 mi

Top 65%
×4stories
+66ft-88ft

Overall

17403

Females

6229

F18-39

6229

25K→30K

15.5 - 18.6 mi

Top 73%
×9stories
+181ft-148ft

Overall

19374

Females

7398

F18-39

7398

30K→20M

18.6 - 20.0 mi

Top 77%
×5stories
+64ft-50ft

Overall

20370

Females

8060

F18-39

8060

20M→21M

20.0 - 21.0 mi

Top 79%
×8stories
+106ft-24ft

Overall

20928

Females

8415

F18-39

8415

21M→35K

21.0 - 21.8 mi

Top 69%
×7stories
+17ft-86ft

Overall

18292

Females

6993

F18-39

6993

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

20834

Females

8423

F18-39

8423

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

20707

Females

8387

F18-39

8387

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

22259

Females

9268

F18-39

9268

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

21050

Females

8609

F18-39

8609

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2stories
+22ft-21ft

Overall

23493

Females

9897

F18-39

9897

Passing Analysis

Category:
Athletes Passed
1446
Passed By
4473
Net Change
-3027
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15206
5K → 10K78878+710#15206#14496
10K → 15K275107+168#14496#14328
15K → 20K188173+15#14328#14313
20K → Half1358-45#14313#14358
Half → 25K47601-554#14358#14912
25K → 30K20998-978#14912#15890
30K → 20M17476-459#15890#16349
20M → 21M13427-414#16349#16763
21M → 35K2789-62#16763#16825
35K → 23M21387-366#16825#17191
23M → 24M18259-241#17191#17432
24M → 40K6369-363#17432#17795
40K → 25.2M794-87#17795#17882
25.2M → Finish6357-351#17882#18233
TOTALS14464473-3027
📊

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