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BOSTON MARATHON 2023

Ella Dzenitis

Bib: 12782•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 29%
Gender (Female)
#0 / 11423
Top 10%
Division (F18-39)
#0 / 4884
Top 19%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:27/mi
23:09
↑ 97↓ 3451.5%
10K· 6.21 mi
7:15/mi
45:40
↑ 79↓ 1380.4%
15K· 9.32 mi
7:13/mi
1:08:06
↑ 67↓ 78
20K· 12.43 mi
7:22/mi
1:30:58
↑ 106↓ 860.1%
Half· 13.11 mi
7:14/mi
1:35:54
↑ 19↓ 370.5%
25K· 15.53 mi
7:27/mi
1:53:57
↑ 66↓ 880.2%
30K· 18.64 mi
7:37/mi
2:17:38
↑ 181↓ 1480.2%
20M
7:43/mi
2:28:07
↑ 64↓ 500.2%
21M
8:01/mi
2:36:08
↑ 106↓ 241.6%
35K· 21.75 mi
7:25/mi
2:41:41
↑ 17↓ 861.7%
23M
7:49/mi
2:51:28
↑ 23↓ 630.6%
24M
7:34/mi
2:59:02
↓ 821.3%
40K· 24.85 mi
7:30/mi
3:05:27
↓ 200.3%
25.2M
7:38/mi
3:08:05
↑ 13↓ 160.2%
Finish· 26.22 mi
6:59/mi
3:15:12
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:54
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:39:18
Pace7:34 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:0723:097:2723:09
7:27
-
10K
6.21 mi11:13:3845:407:2122:31
7:15
-0:12
15K
9.32 mi11:36:041:08:067:1822:26
7:13
-0:02
20K
12.43 mi11:58:561:30:587:1922:52
7:22
+0:09
Half
13.11 mi12:03:521:35:547:194:56
7:14
-0:08
25K
15.53 mi12:21:551:53:577:2018:03
7:27
+0:13
30K
18.64 mi12:45:362:17:387:2323:41
7:37
+0:10
20M
20.00 mi12:56:052:28:077:2410:29
7:43
+0:06
21M
21.00 mi13:04:062:36:087:268:01
8:01
+0:18
35K
21.75 mi13:09:392:41:417:265:33
7:25
-0:36
23M
23.00 mi13:19:262:51:287:279:47
7:49
+0:24
24M
24.00 mi13:27:002:59:027:287:34
7:34
-0:15
40K
24.85 mi13:33:253:05:277:286:25
7:30
-0:04
25.2M
25.20 mi13:36:033:08:057:282:38
7:38
+0:08
Finish
26.22 mi13:43:103:15:127:277:07
6:59
-0:39

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

6:59 /mi

Average Pace

7:27 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:55

86% of race

Time at Steady Pace

28:17

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:27 /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 mi10:51:0723:097:2723:09
7:27
#9238
10K
6.21 mi11:13:3845:407:2122:31
7:15
#8807
15K
9.32 mi11:36:041:08:067:1822:26
7:13
#8505
20K
12.43 mi11:58:561:30:587:1922:52
7:22
#8393
Half
13.11 mi12:03:521:35:547:194:56
7:14
#8380
25K
15.53 mi12:21:551:53:577:2018:03
7:27
#8346
30K
18.64 mi12:45:362:17:387:2323:41
7:37
#8246
20M
20.00 mi12:56:052:28:077:2410:29
7:43
#8214
21M
21.00 mi13:04:062:36:087:268:01
8:01
#8155
35K
21.75 mi13:09:392:41:417:265:33
7:25
#8131
23M
23.00 mi13:19:262:51:287:279:47
7:49
#8120
24M
24.00 mi13:27:002:59:027:287:34
7:34
#8083
40K
24.85 mi13:33:253:05:277:286:25
7:30
#7989
25.2M
25.20 mi13:36:033:08:057:282:38
7:38
#7927
Finish
26.22 mi13:43:103:15:127:277:07
6:59
#7796
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9238149814987950(Top 30%)1053(Top 9%)1053(Top 22%)
10K6.21 mi3.10 mi8807+4311327+1711327+1718482(Top 32%)1222(Top 11%)1222(Top 25%)
15K9.32 mi3.11 mi8505+3021223+1041223+1047950(Top 30%)1053(Top 9%)1053(Top 22%)
20K12.43 mi3.11 mi8393+1121193+301193+308231(Top 31%)1188(Top 10%)1188(Top 24%)
Half13.11 mi0.68 mi8380+13119311938146(Top 31%)1152(Top 10%)1152(Top 24%)
25K15.53 mi2.42 mi8346+341204-111204-118378(Top 31%)1319(Top 12%)1319(Top 27%)
30K18.64 mi3.11 mi8246+1001208-41208-48120(Top 31%)1351(Top 12%)1351(Top 28%)
20M20.00 mi1.36 mi8214+321215-71215-78308(Top 31%)1512(Top 13%)1512(Top 31%)
21M21.00 mi1.00 mi8155+591213+21213+27467(Top 28%)1298(Top 11%)1298(Top 27%)
35K21.75 mi0.75 mi8131+241214-11214-17960(Top 30%)1467(Top 13%)1467(Top 30%)
23M23.00 mi1.25 mi8120+111231-171231-178521(Top 32%)1796(Top 16%)1796(Top 37%)
24M24.00 mi1.00 mi8083+371235-41235-48180(Top 31%)1745(Top 15%)1745(Top 36%)
40K24.85 mi0.85 mi7989+941217+181217+186787(Top 25%)1272(Top 11%)1272(Top 26%)
25.2M25.20 mi0.35 mi7927+621205+121205+124651(Top 17%)623(Top 5%)623(Top 13%)
Finish26.22 mi1.02 mi7796+1311176+291176+295141(Top 19%)778(Top 7%)778(Top 16%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21story building
+97ft-345ft

Overall

7950

Females

1053

F18-39

1053

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

8482

Females

1222

F18-39

1222

10K→15K

6.2 - 9.3 mi

Top 30%
×3story building
+67ft-78ft

Overall

7950

Females

1053

F18-39

1053

15K→20K

9.3 - 12.4 mi

Top 31%
×5story building
+106ft-86ft

Overall

8231

Females

1188

F18-39

1188

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8146

Females

1152

F18-39

1152

Half→25K

13.1 - 15.5 mi

Top 31%
×4story building
+66ft-88ft

Overall

8378

Females

1319

F18-39

1319

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

8120

Females

1351

F18-39

1351

30K→20M

18.6 - 20.0 mi

Top 31%
×5story building
+64ft-50ft

Overall

8308

Females

1512

F18-39

1512

20M→21M

20.0 - 21.0 mi

Top 28%
×8story building
+106ft-24ft

Overall

7467

Females

1298

F18-39

1298

21M→35K

21.0 - 21.8 mi

Top 30%
×7story building
+17ft-86ft

Overall

7960

Females

1467

F18-39

1467

35K→23M

21.8 - 23.0 mi

Top 32%
×5story building
+23ft-63ft

Overall

8521

Females

1796

F18-39

1796

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

8180

Females

1745

F18-39

1745

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

6787

Females

1272

F18-39

1272

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4651

Females

623

F18-39

623

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2story building
+22ft-21ft

Overall

5141

Females

778

F18-39

778

Passing Analysis

Category:
Athletes Passed
2110
Passed By
668
Net Change
+1442
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9238
5K → 10K52796+431#9238#8807
10K → 15K33129+302#8807#8505
15K → 20K18775+112#8505#8393
20K → Half2916+13#8393#8380
Half → 25K12389+34#8380#8346
25K → 30K18484+100#8346#8246
30K → 20M9361+32#8246#8214
20M → 21M10142+59#8214#8155
21M → 35K5632+24#8155#8131
35K → 23M8069+11#8131#8120
23M → 24M8447+37#8120#8083
24M → 40K10814+94#8083#7989
40K → 25.2M675+62#7989#7927
25.2M → Finish1409+131#7927#7796
TOTALS2110668+1442
📊

Passing Visuals

Category:
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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