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BOSTON MARATHON 2023

Madeline Santina

Bib: 8325•F

MI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 47%
Gender (Female)
#0 / 11423
Top 30%
Division (F18-39)
#0 / 4884
Top 49%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:25
Rank: #5527
Start → 5K
21:25 | 6:54/mi
10K· 6.21 mi
43:02
Rank: #6023 (-496)
5K → 10K
21:37 | 6:57/mi
15K· 9.32 mi
1:05:32
Rank: #6695 (-672)
10K → 15K
22:30 | 7:15/mi
20K· 12.43 mi
1:29:30
Rank: #7565 (-870)
15K → 20K
23:58 | 7:43/mi
Half· 13.11 mi
1:34:48
Rank: #7778 (-213)
20K → Half
5:18 | 7:46/mi
25K· 15.53 mi
1:54:20
Rank: #8515 (-737)
Half → 25K
19:32 | 8:03/mi
30K· 18.64 mi
2:20:04
Rank: #9262 (-747)
25K → 30K
25:44 | 8:17/mi
20M
2:31:45
Rank: #9649 (-387)
30K → 20M
11:41 | 8:36/mi
21M
2:41:00
Rank: #9958 (-309)
20M → 21M
9:15 | 9:15/mi
35K· 21.75 mi
2:47:34
Rank: #10242 (-284)
21M → 35K
6:34 | 8:47/mi
23M
3:01:00
Rank: #11389 (-1147)
35K → 23M
13:26 | 10:44/mi
24M
3:09:58
Rank: #11712 (-323)
23M → 24M
8:58 | 8:58/mi
40K· 24.85 mi
3:17:59
Rank: #12016 (-304)
24M → 40K
8:01 | 9:23/mi
25.2M
3:21:35
Rank: #12166 (-150)
40K → 25.2M
3:36 | 10:26/mi
Finish· 26.22 mi
3:31:21
Rank: #12634 (-468)
25.2M → Finish
9:46 | 9:35/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:48
Pace7:14 /mi
2nd Half
Distance13.11 mi
Time1:56:33
Pace8:53 /mi
📊Positive Split: 22.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:5321:256:5421:25
6:54
-
10K
6.21 mi11:08:3043:026:5621:37
6:57
+0:03
15K
9.32 mi11:31:001:05:327:0222:30
7:15
+0:18
20K
12.43 mi11:54:581:29:307:1223:58
7:43
+0:28
Half
13.11 mi12:00:161:34:487:145:18
7:46
+0:03
25K
15.53 mi12:19:481:54:207:2219:32
8:03
+0:17
30K
18.64 mi12:45:322:20:047:3125:44
8:17
+0:14
20M
20.00 mi12:57:132:31:457:3511:41
8:36
+0:19
21M
21.00 mi13:06:282:41:007:409:15
9:15
+0:39
35K
21.75 mi13:13:022:47:347:426:34
8:47
-0:28
23M
23.00 mi13:26:283:01:007:5213:26
10:44
+1:57
24M
24.00 mi13:35:263:09:587:558:58
8:58
-1:46
40K
24.85 mi13:43:273:17:597:588:01
9:23
+0:25
25.2M
25.20 mi13:47:033:21:358:003:36
10:26
+1:03
Finish
26.22 mi13:56:493:31:218:049:46
9:35
-0:51

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

6:54 /mi

Average Pace

8:04 /mi

Slowest Pace

10:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:48

45% of race

Time at Steady Pace

1:12:29

34% of race

Time at Slower Pace

44:04

21% of race

Average Pace: 8:04 /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 mi10:46:5321:256:5421:25
6:54
#5527
10K
6.21 mi11:08:3043:026:5621:37
6:57
#6023
15K
9.32 mi11:31:001:05:327:0222:30
7:15
#6695
20K
12.43 mi11:54:581:29:307:1223:58
7:43
#7565
Half
13.11 mi12:00:161:34:487:145:18
7:46
#7778
25K
15.53 mi12:19:481:54:207:2219:32
8:03
#8515
30K
18.64 mi12:45:322:20:047:3125:44
8:17
#9262
20M
20.00 mi12:57:132:31:457:3511:41
8:36
#9649
21M
21.00 mi13:06:282:41:007:409:15
9:15
#9958
35K
21.75 mi13:13:022:47:347:426:34
8:47
#10242
23M
23.00 mi13:26:283:01:007:5213:26
10:44
#11389
24M
24.00 mi13:35:263:09:587:558:58
8:58
#11712
40K
24.85 mi13:43:273:17:597:588:01
9:23
#12016
25.2M
25.20 mi13:47:033:21:358:003:36
10:26
#12166
Finish
26.22 mi13:56:493:31:218:049:46
9:35
#12634
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi55274274278112(Top 30%)1112(Top 10%)1112(Top 23%)
10K6.21 mi3.10 mi6023-496511-84511-846557(Top 25%)652(Top 6%)652(Top 13%)
15K9.32 mi3.11 mi6695-672660-149660-1498112(Top 30%)1112(Top 10%)1112(Top 23%)
20K12.43 mi3.11 mi7565-870907-247907-24711052(Top 42%)2434(Top 21%)2434(Top 50%)
Half13.11 mi0.68 mi7778-213981-74981-7412521(Top 47%)3224(Top 28%)3224(Top 66%)
25K15.53 mi2.42 mi8515-7371265-2841265-28413200(Top 50%)3743(Top 33%)3743(Top 77%)
30K18.64 mi3.11 mi9262-7471590-3251590-32512926(Top 49%)3710(Top 32%)3710(Top 76%)
20M20.00 mi1.36 mi9649-3871773-1831773-18314241(Top 53%)4553(Top 40%)4553(Top 93%)
21M21.00 mi1.00 mi9958-3091928-1551928-15514722(Top 55%)4880(Top 43%)4880(Top 100%)
35K21.75 mi0.75 mi10242-2842084-1562084-15616830(Top 63%)6174(Top 54%)6174(Top 126%)
23M23.00 mi1.25 mi11389-11472716-6322716-63221832(Top 82%)8980(Top 79%)8980(Top 184%)
24M24.00 mi1.00 mi11712-3232903-1872903-18717074(Top 64%)6391(Top 56%)6391(Top 131%)
40K24.85 mi0.85 mi12016-3043111-2083111-20817852(Top 67%)6860(Top 60%)6860(Top 140%)
25.2M25.20 mi0.35 mi12166-1503197-863197-8618904(Top 71%)7445(Top 65%)7445(Top 152%)
Finish26.22 mi1.02 mi12634-4683481-2843481-28420418(Top 77%)8247(Top 72%)8247(Top 169%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21stories
+97ft-345ft

Overall

8112

Females

1112

F18-39

1112

5K→10K

3.1 - 6.2 mi

Top 25%
×5stories
+79ft-138ft

Overall

6557

Females

652

F18-39

652

10K→15K

6.2 - 9.3 mi

Top 30%
×3stories
+67ft-78ft

Overall

8112

Females

1112

F18-39

1112

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

11052

Females

2434

F18-39

2434

20K→Half

12.4 - 13.1 mi

Top 47%
×2stories
+19ft-37ft

Overall

12521

Females

3224

F18-39

3224

Half→25K

13.1 - 15.5 mi

Top 50%
×4stories
+66ft-88ft

Overall

13200

Females

3743

F18-39

3743

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

12926

Females

3710

F18-39

3710

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

14241

Females

4553

F18-39

4553

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

14722

Females

4880

F18-39

4880

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

16830

Females

6174

F18-39

6174

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

21832

Females

8980

F18-39

8980

23M→24M

23.0 - 24.0 mi

Top 64%
×6stories
+12ft-82ft

Overall

17074

Females

6391

F18-39

6391

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17852

Females

6860

F18-39

6860

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

18904

Females

7445

F18-39

7445

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

20418

Females

8247

F18-39

8247

Passing Analysis

Category:
Athletes Passed
220
Passed By
7324
Net Change
-7107
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5527
5K → 10K46542-496#5527#6023
10K → 15K10682-672#6023#6695
15K → 20K10880-870#6695#7565
20K → Half3216-213#7565#7778
Half → 25K9746-737#7778#8515
25K → 30K44791-747#8515#9262
30K → 20M23410-387#9262#9649
20M → 21M17325-309#9649#9958
21M → 35K10292-284#9958#10242
35K → 23M51152-1147#10242#11389
23M → 24M13336-323#11389#11712
24M → 40K19323-304#11712#12016
40K → 25.2M4154-150#12016#12166
25.2M → Finish7475-468#12166#12634
TOTALS2207324-7107
📊

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