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BOSTON MARATHON 2023

Emma Guccione

Bib: 24883•F

MA

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
28:32
Rank: #21171
Start → 5K
28:32 | 9:11/mi
10K· 6.21 mi
56:16
Rank: #20876 (+295)
5K → 10K
27:44 | 8:56/mi
15K· 9.32 mi
1:24:14
Rank: #20741 (+135)
10K → 15K
27:58 | 9:00/mi
20K· 12.43 mi
1:52:14
Rank: #20491 (+250)
15K → 20K
28:00 | 9:01/mi
Half· 13.11 mi
1:58:17
Rank: #20463 (+28)
20K → Half
6:03 | 8:52/mi
25K· 15.53 mi
2:20:19
Rank: #20287 (+176)
Half → 25K
22:02 | 9:05/mi
30K· 18.64 mi
2:48:22
Rank: #19736 (+551)
25K → 30K
28:03 | 9:02/mi
20M
3:00:44
Rank: #19533 (+203)
30K → 20M
12:22 | 9:06/mi
21M
3:10:13
Rank: #19317 (+216)
20M → 21M
9:29 | 9:29/mi
35K· 21.75 mi
3:16:53
Rank: #19256 (+61)
21M → 35K
6:40 | 8:55/mi
23M
3:28:16
Rank: #19103 (+153)
35K → 23M
11:23 | 9:05/mi
24M
3:37:03
Rank: #18978 (+125)
23M → 24M
8:47 | 8:47/mi
40K· 24.85 mi
3:44:45
Rank: #18864 (+114)
24M → 40K
7:42 | 9:00/mi
25.2M
3:47:58
Rank: #18797 (+67)
40K → 25.2M
3:13 | 9:20/mi
Finish· 26.22 mi
3:56:34
Rank: #18672 (+125)
25.2M → Finish
8:36 | 8:26/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:58:17
Pace9:01 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:58:17
Pace9:01 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:1728:329:1128:32
9:11
-
10K
6.21 mi12:19:0156:169:0327:44
8:56
-0:15
15K
9.32 mi12:46:591:24:149:0227:58
9:00
+0:04
20K
12.43 mi13:14:591:52:149:0228:00
9:01
+0:01
Half
13.11 mi13:21:021:58:179:016:03
8:52
-0:09
25K
15.53 mi13:43:042:20:199:0222:02
9:05
+0:13
30K
18.64 mi14:11:072:48:229:0228:03
9:02
-0:03
20M
20.00 mi14:23:293:00:449:0212:22
9:06
+0:04
21M
21.00 mi14:32:583:10:139:039:29
9:29
+0:23
35K
21.75 mi14:39:383:16:539:036:40
8:55
-0:34
23M
23.00 mi14:51:013:28:169:0311:23
9:05
+0:10
24M
24.00 mi14:59:483:37:039:038:47
8:47
-0:18
40K
24.85 mi15:07:303:44:459:037:42
9:00
+0:13
25.2M
25.20 mi15:10:433:47:589:033:13
9:20
+0:20
Finish
26.22 mi15:19:193:56:349:028:36
8:26
-0:54

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

8:26 /mi

Average Pace

9:02 /mi

Slowest Pace

9:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:43:52

95% of race

Time at Steady Pace

12:42

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:01 /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 mi11:51:1728:329:1128:32
9:11
#21171
10K
6.21 mi12:19:0156:169:0327:44
8:56
#20876
15K
9.32 mi12:46:591:24:149:0227:58
9:00
#20741
20K
12.43 mi13:14:591:52:149:0228:00
9:01
#20491
Half
13.11 mi13:21:021:58:179:016:03
8:52
#20463
25K
15.53 mi13:43:042:20:199:0222:02
9:05
#20287
30K
18.64 mi14:11:072:48:229:0228:03
9:02
#19736
20M
20.00 mi14:23:293:00:449:0212:22
9:06
#19533
21M
21.00 mi14:32:583:10:139:039:29
9:29
#19317
35K
21.75 mi14:39:383:16:539:036:40
8:55
#19256
23M
23.00 mi14:51:013:28:169:0311:23
9:05
#19103
24M
24.00 mi14:59:483:37:039:038:47
8:47
#18978
40K
24.85 mi15:07:303:44:459:037:42
9:00
#18864
25.2M
25.20 mi15:10:433:47:589:033:13
9:20
#18797
Finish
26.22 mi15:19:193:56:349:028:36
8:26
#18672
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi211718458845820514(Top 77%)7962(Top 70%)7962(Top 163%)
10K6.21 mi3.10 mi20876+2958249+2098249+20920555(Top 77%)8010(Top 70%)8010(Top 164%)
15K9.32 mi3.11 mi20741+1358144+1058144+10520514(Top 77%)7962(Top 70%)7962(Top 163%)
20K12.43 mi3.11 mi20491+2507995+1497995+14919763(Top 74%)7532(Top 66%)7532(Top 154%)
Half13.11 mi0.68 mi20463+287974+217974+2119851(Top 75%)7576(Top 66%)7576(Top 155%)
25K15.53 mi2.42 mi20287+1767865+1097865+10919363(Top 73%)7342(Top 64%)7342(Top 150%)
30K18.64 mi3.11 mi19736+5517575+2907575+29017343(Top 65%)6273(Top 55%)6273(Top 128%)
20M20.00 mi1.36 mi19533+2037472+1037472+10317094(Top 64%)6224(Top 54%)6224(Top 127%)
21M21.00 mi1.00 mi19317+2167353+1197353+11915922(Top 60%)5593(Top 49%)5593(Top 115%)
35K21.75 mi0.75 mi19256+617318+357318+3517545(Top 66%)6587(Top 58%)6587(Top 135%)
23M23.00 mi1.25 mi19103+1537241+777241+7716524(Top 62%)6042(Top 53%)6042(Top 124%)
24M24.00 mi1.00 mi18978+1257187+547187+5416145(Top 61%)5895(Top 52%)5895(Top 121%)
40K24.85 mi0.85 mi18864+1147125+627125+6216216(Top 61%)5987(Top 52%)5987(Top 123%)
25.2M25.20 mi0.35 mi18797+677103+227103+2214445(Top 54%)5015(Top 44%)5015(Top 103%)
Finish26.22 mi1.02 mi18672+1257036+677036+6715069(Top 57%)5304(Top 46%)5304(Top 109%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21stories
+97ft-345ft

Overall

20514

Females

7962

F18-39

7962

5K→10K

3.1 - 6.2 mi

Top 77%
×5stories
+79ft-138ft

Overall

20555

Females

8010

F18-39

8010

10K→15K

6.2 - 9.3 mi

Top 77%
×3stories
+67ft-78ft

Overall

20514

Females

7962

F18-39

7962

15K→20K

9.3 - 12.4 mi

Top 74%
×5stories
+106ft-86ft

Overall

19763

Females

7532

F18-39

7532

20K→Half

12.4 - 13.1 mi

Top 75%
×2stories
+19ft-37ft

Overall

19851

Females

7576

F18-39

7576

Half→25K

13.1 - 15.5 mi

Top 73%
×4stories
+66ft-88ft

Overall

19363

Females

7342

F18-39

7342

25K→30K

15.5 - 18.6 mi

Top 65%
×9stories
+181ft-148ft

Overall

17343

Females

6273

F18-39

6273

30K→20M

18.6 - 20.0 mi

Top 64%
×5stories
+64ft-50ft

Overall

17094

Females

6224

F18-39

6224

20M→21M

20.0 - 21.0 mi

Top 60%
×8stories
+106ft-24ft

Overall

15922

Females

5593

F18-39

5593

21M→35K

21.0 - 21.8 mi

Top 66%
×7stories
+17ft-86ft

Overall

17545

Females

6587

F18-39

6587

35K→23M

21.8 - 23.0 mi

Top 62%
×5stories
+23ft-63ft

Overall

16524

Females

6042

F18-39

6042

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

16145

Females

5895

F18-39

5895

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

16216

Females

5987

F18-39

5987

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

14445

Females

5015

F18-39

5015

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2stories
+22ft-21ft

Overall

15069

Females

5304

F18-39

5304

Passing Analysis

Category:
Athletes Passed
2949
Passed By
450
Net Change
+2499
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21171
5K → 10K448153+295#21171#20876
10K → 15K255120+135#20876#20741
15K → 20K30959+250#20741#20491
20K → Half4416+28#20491#20463
Half → 25K21236+176#20463#20287
25K → 30K5554+551#20287#19736
30K → 20M2085+203#19736#19533
20M → 21M2204+216#19533#19317
21M → 35K709+61#19317#19256
35K → 23M16714+153#19256#19103
23M → 24M1327+125#19103#18978
24M → 40K1239+114#18978#18864
40K → 25.2M692+67#18864#18797
25.2M → Finish13712+125#18797#18672
TOTALS2949450+2499
📊

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