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BOSTON MARATHON 2023

Aline Gonzalez Speranza

Bib: 18370•F

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 48%
Gender (Female)
#0 / 11423
Top 31%
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
24:57
Rank: #14246
Start → 5K
24:57 | 8:02/mi
10K· 6.21 mi
49:53
Rank: #14577 (-331)
5K → 10K
24:56 | 8:02/mi
15K· 9.32 mi
1:14:58
Rank: #14685 (-108)
10K → 15K
25:05 | 8:04/mi
20K· 12.43 mi
1:40:12
Rank: #14579 (+106)
15K → 20K
25:14 | 8:07/mi
Half· 13.11 mi
1:45:41
Rank: #14592 (-13)
20K → Half
5:29 | 8:02/mi
25K· 15.53 mi
2:05:47
Rank: #14632 (-40)
Half → 25K
20:06 | 8:17/mi
30K· 18.64 mi
2:31:18
Rank: #14219 (+413)
25K → 30K
25:31 | 8:13/mi
20M
2:42:18
Rank: #13952 (+267)
30K → 20M
11:00 | 8:06/mi
21M
2:50:52
Rank: #13743 (+209)
20M → 21M
8:34 | 8:34/mi
35K· 21.75 mi
2:56:47
Rank: #13639 (+104)
21M → 35K
5:55 | 7:55/mi
23M
3:06:48
Rank: #13363 (+276)
35K → 23M
10:01 | 8:00/mi
24M
3:14:27
Rank: #13137 (+226)
23M → 24M
7:39 | 7:39/mi
40K· 24.85 mi
3:21:08
Rank: #12967 (+170)
24M → 40K
6:41 | 7:49/mi
25.2M
3:24:03
Rank: #12900 (+67)
40K → 25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
3:31:38
Rank: #12722 (+178)
25.2M → Finish
7:35 | 7:26/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:45:41
Pace8:04 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:45:57
Pace8:05 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:0424:578:0224:57
8:02
-
10K
6.21 mi11:41:0049:538:0224:56
8:02
0:00
15K
9.32 mi12:06:051:14:588:0325:05
8:04
+0:02
20K
12.43 mi12:31:191:40:128:0425:14
8:07
+0:03
Half
13.11 mi12:36:481:45:418:045:29
8:02
-0:05
25K
15.53 mi12:56:542:05:478:0620:06
8:17
+0:15
30K
18.64 mi13:22:252:31:188:0725:31
8:13
-0:04
20M
20.00 mi13:33:252:42:188:0711:00
8:06
-0:07
21M
21.00 mi13:41:592:50:528:088:34
8:34
+0:28
35K
21.75 mi13:47:542:56:478:085:55
7:55
-0:39
23M
23.00 mi13:57:553:06:488:0710:01
8:00
+0:05
24M
24.00 mi14:05:343:14:278:067:39
7:39
-0:21
40K
24.85 mi14:12:153:21:088:066:41
7:49
+0:10
25.2M
25.20 mi14:15:103:24:038:062:55
8:27
+0:38
Finish
26.22 mi14:22:453:31:388:057:35
7:26
-1:01

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

7:26 /mi

Average Pace

8:05 /mi

Slowest Pace

8:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:32

73% of race

Time at Steady Pace

57:06

27% of race

Time at Slower Pace

0:00

0% 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 mi11:16:0424:578:0224:57
8:02
#14246
10K
6.21 mi11:41:0049:538:0224:56
8:02
#14577
15K
9.32 mi12:06:051:14:588:0325:05
8:04
#14685
20K
12.43 mi12:31:191:40:128:0425:14
8:07
#14579
Half
13.11 mi12:36:481:45:418:045:29
8:02
#14592
25K
15.53 mi12:56:542:05:478:0620:06
8:17
#14632
30K
18.64 mi13:22:252:31:188:0725:31
8:13
#14219
20M
20.00 mi13:33:252:42:188:0711:00
8:06
#13952
21M
21.00 mi13:41:592:50:528:088:34
8:34
#13743
35K
21.75 mi13:47:542:56:478:085:55
7:55
#13639
23M
23.00 mi13:57:553:06:488:0710:01
8:00
#13363
24M
24.00 mi14:05:343:14:278:067:39
7:39
#13137
40K
24.85 mi14:12:153:21:088:066:41
7:49
#12967
25.2M
25.20 mi14:15:103:24:038:062:55
8:27
#12900
Finish
26.22 mi14:22:453:31:388:057:35
7:26
#12722
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi142464174417414988(Top 56%)4669(Top 41%)4669(Top 96%)
10K6.21 mi3.10 mi14577-3314388-2144388-21414992(Top 56%)4665(Top 41%)4665(Top 96%)
15K9.32 mi3.11 mi14685-1084464-764464-7614988(Top 56%)4669(Top 41%)4669(Top 96%)
20K12.43 mi3.11 mi14579+1064417+474417+4714373(Top 54%)4326(Top 38%)4326(Top 89%)
Half13.11 mi0.68 mi14592-134422-54422-514673(Top 55%)4469(Top 39%)4469(Top 92%)
25K15.53 mi2.42 mi14632-404485-634485-6314888(Top 56%)4755(Top 42%)4755(Top 97%)
30K18.64 mi3.11 mi14219+4134274+2114274+21112438(Top 47%)3433(Top 30%)3433(Top 70%)
20M20.00 mi1.36 mi13952+2674131+1434131+14311021(Top 41%)2754(Top 24%)2754(Top 56%)
21M21.00 mi1.00 mi13743+2094021+1104021+11010906(Top 41%)2822(Top 25%)2822(Top 58%)
35K21.75 mi0.75 mi13639+1043966+553966+5511516(Top 43%)3156(Top 28%)3156(Top 65%)
23M23.00 mi1.25 mi13363+2763833+1333833+1339788(Top 37%)2415(Top 21%)2415(Top 49%)
24M24.00 mi1.00 mi13137+2263731+1023731+1028806(Top 33%)2018(Top 18%)2018(Top 41%)
40K24.85 mi0.85 mi12967+1703657+743657+748840(Top 33%)2117(Top 19%)2117(Top 43%)
25.2M25.20 mi0.35 mi12900+673623+343623+349363(Top 35%)2422(Top 21%)2422(Top 50%)
Finish26.22 mi1.02 mi12722+1783536+873536+878151(Top 31%)1915(Top 17%)1915(Top 39%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21stories
+97ft-345ft

Overall

14988

Females

4669

F18-39

4669

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

14992

Females

4665

F18-39

4665

10K→15K

6.2 - 9.3 mi

Top 56%
×3stories
+67ft-78ft

Overall

14988

Females

4669

F18-39

4669

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

14373

Females

4326

F18-39

4326

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

14673

Females

4469

F18-39

4469

Half→25K

13.1 - 15.5 mi

Top 56%
×4stories
+66ft-88ft

Overall

14888

Females

4755

F18-39

4755

25K→30K

15.5 - 18.6 mi

Top 47%
×9stories
+181ft-148ft

Overall

12438

Females

3433

F18-39

3433

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

11021

Females

2754

F18-39

2754

20M→21M

20.0 - 21.0 mi

Top 41%
×8stories
+106ft-24ft

Overall

10906

Females

2822

F18-39

2822

21M→35K

21.0 - 21.8 mi

Top 43%
×7stories
+17ft-86ft

Overall

11516

Females

3156

F18-39

3156

35K→23M

21.8 - 23.0 mi

Top 37%
×5stories
+23ft-63ft

Overall

9788

Females

2415

F18-39

2415

23M→24M

23.0 - 24.0 mi

Top 33%
×6stories
+12ft-82ft

Overall

8806

Females

2018

F18-39

2018

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8840

Females

2117

F18-39

2117

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9363

Females

2422

F18-39

2422

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2stories
+22ft-21ft

Overall

8151

Females

1915

F18-39

1915

Passing Analysis

Category:
Athletes Passed
2690
Passed By
1166
Net Change
+1524
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14246
5K → 10K153484-331#14246#14577
10K → 15K155263-108#14577#14685
15K → 20K242136+106#14685#14579
20K → Half2639-13#14579#14592
Half → 25K129169-40#14592#14632
25K → 30K43421+413#14632#14219
30K → 20M2725+267#14219#13952
20M → 21M22112+209#13952#13743
21M → 35K11410+104#13743#13639
35K → 23M2815+276#13639#13363
23M → 24M2348+226#13363#13137
24M → 40K1733+170#13137#12967
40K → 25.2M725+67#12967#12900
25.2M → Finish1846+178#12900#12722
TOTALS26901166+1524
📊

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