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BOSTON MARATHON 2023

Julia Dinovi

Bib: 31169•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

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
10:39/mi
33:06
↑ 97↓ 3451.5%
10K· 6.21 mi
10:47/mi
1:06:36
↑ 79↓ 1380.4%
15K· 9.32 mi
10:11/mi
1:38:15
↑ 67↓ 78
20K· 12.43 mi
10:18/mi
2:10:14
↑ 106↓ 860.1%
Half· 13.11 mi
9:57/mi
2:17:01
↑ 19↓ 370.5%
25K· 15.53 mi
10:17/mi
2:41:56
↑ 66↓ 880.2%
30K· 18.64 mi
10:57/mi
3:15:57
↑ 181↓ 1480.2%
20M
11:34/mi
3:31:40
↑ 64↓ 500.2%
21M
13:05/mi
3:44:45
↑ 106↓ 241.6%
35K· 21.75 mi
12:22/mi
3:54:00
↑ 17↓ 861.7%
23M
12:39/mi
4:09:50
↑ 23↓ 630.6%
24M
13:16/mi
4:23:06
↓ 821.3%
40K· 24.85 mi
14:29/mi
4:35:29
↓ 200.3%
25.2M
13:32/mi
4:40:09
↑ 13↓ 160.2%
Finish· 26.22 mi
10:30/mi
4:50:51
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:17:01
Pace10:27 /mi
2nd Half
Distance13.11 mi
Time2:33:50
Pace11:44 /mi
📊Positive Split: 12.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:1033:0610:3933:06
10:39
-
10K
6.21 mi12:26:401:06:3610:4333:30
10:47
+0:08
15K
9.32 mi12:58:191:38:1510:3231:39
10:11
-0:36
20K
12.43 mi13:30:182:10:1410:2931:59
10:18
+0:07
Half
13.11 mi13:37:052:17:0110:276:47
9:57
-0:21
25K
15.53 mi14:02:002:41:5610:2524:55
10:17
+0:20
30K
18.64 mi14:36:013:15:5710:3134:01
10:57
+0:40
20M
20.00 mi14:51:443:31:4010:3515:43
11:34
+0:37
21M
21.00 mi15:04:493:44:4510:4213:05
13:05
+1:31
35K
21.75 mi15:14:043:54:0010:469:15
12:22
-0:43
23M
23.00 mi15:29:544:09:5010:5215:50
12:39
+0:17
24M
24.00 mi15:43:104:23:0610:5813:16
13:16
+0:37
40K
24.85 mi15:55:334:35:2911:0512:23
14:29
+1:13
25.2M
25.20 mi16:00:134:40:0911:074:40
13:32
-0:57
Finish
26.22 mi16:10:554:50:5111:0610:42
10:30
-3:02

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

9:57 /mi

Average Pace

11:06 /mi

Slowest Pace

14:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

38:26

13% of race

Time at Steady Pace

3:03:56

63% of race

Time at Slower Pace

1:08:29

24% of race

Average Pace: 11:06 /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 mi11:53:1033:0610:3933:06
10:39
#25088
10K
6.21 mi12:26:401:06:3610:4333:30
10:47
#25121
15K
9.32 mi12:58:191:38:1510:3231:39
10:11
#24703
20K
12.43 mi13:30:182:10:1410:2931:59
10:18
#24386
Half
13.11 mi13:37:052:17:0110:276:47
9:57
#24324
25K
15.53 mi14:02:002:41:5610:2524:55
10:17
#24028
30K
18.64 mi14:36:013:15:5710:3134:01
10:57
#23841
20M
20.00 mi14:51:443:31:4010:3515:43
11:34
#23823
21M
21.00 mi15:04:493:44:4510:4213:05
13:05
#23868
35K
21.75 mi15:14:043:54:0010:469:15
12:22
#23935
23M
23.00 mi15:29:544:09:5010:5215:50
12:39
#24010
24M
24.00 mi15:43:104:23:0610:5813:16
13:16
#24126
40K
24.85 mi15:55:334:35:2911:0512:23
14:29
#24258
25.2M
25.20 mi16:00:134:40:0911:074:40
13:32
#24262
Finish
26.22 mi16:10:554:50:5111:0610:42
10:30
#24243
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25088104841048423846(Top 90%)9813(Top 86%)9813(Top 201%)
10K6.21 mi3.10 mi25121-3310502-1810502-1825144(Top 94%)10519(Top 92%)10519(Top 215%)
15K9.32 mi3.11 mi24703+41810283+21910283+21923846(Top 90%)9813(Top 86%)9813(Top 201%)
20K12.43 mi3.11 mi24386+31710111+17210111+17223465(Top 88%)9607(Top 84%)9607(Top 197%)
Half13.11 mi0.68 mi24324+6210076+3510076+3523187(Top 87%)9466(Top 83%)9466(Top 194%)
25K15.53 mi2.42 mi24028+2969912+1649912+16422797(Top 86%)9272(Top 81%)9272(Top 190%)
30K18.64 mi3.11 mi23841+1879831+819831+8123007(Top 86%)9466(Top 83%)9466(Top 194%)
20M20.00 mi1.36 mi23823+189830+19830+123627(Top 89%)9853(Top 86%)9853(Top 202%)
21M21.00 mi1.00 mi23868-459865-359865-3524189(Top 91%)10195(Top 89%)10195(Top 209%)
35K21.75 mi0.75 mi23935-679911-469911-4625042(Top 94%)10673(Top 93%)10673(Top 219%)
23M23.00 mi1.25 mi24010-759965-549965-5424740(Top 93%)10505(Top 92%)10505(Top 215%)
24M24.00 mi1.00 mi24126-11610040-7510040-7525657(Top 96%)11005(Top 96%)11005(Top 225%)
40K24.85 mi0.85 mi24258-13210112-7210112-7225944(Top 97%)11148(Top 98%)11148(Top 228%)
25.2M25.20 mi0.35 mi24262-410118-610118-624563(Top 92%)10463(Top 92%)10463(Top 214%)
Finish26.22 mi1.02 mi24243+1910111+710111+723013(Top 86%)9654(Top 85%)9654(Top 198%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21story building
+97ft-345ft

Overall

23846

Females

9813

F18-39

9813

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

25144

Females

10519

F18-39

10519

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+67ft-78ft

Overall

23846

Females

9813

F18-39

9813

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

23465

Females

9607

F18-39

9607

20K→Half

12.4 - 13.1 mi

Top 87%
×2story building
+19ft-37ft

Overall

23187

Females

9466

F18-39

9466

Half→25K

13.1 - 15.5 mi

Top 86%
×4story building
+66ft-88ft

Overall

22797

Females

9272

F18-39

9272

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

23007

Females

9466

F18-39

9466

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

23627

Females

9853

F18-39

9853

20M→21M

20.0 - 21.0 mi

Top 91%
×8story building
+106ft-24ft

Overall

24189

Females

10195

F18-39

10195

21M→35K

21.0 - 21.8 mi

Top 94%
×7story building
+17ft-86ft

Overall

25042

Females

10673

F18-39

10673

35K→23M

21.8 - 23.0 mi

Top 93%
×5story building
+23ft-63ft

Overall

24740

Females

10505

F18-39

10505

23M→24M

23.0 - 24.0 mi

Top 96%
×6story building
+12ft-82ft

Overall

25657

Females

11005

F18-39

11005

24M→40K

24.0 - 24.9 mi

Top 97%
×1story
+6ft-20ft

Overall

25944

Females

11148

F18-39

11148

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

24563

Females

10463

F18-39

10463

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

23013

Females

9654

F18-39

9654

Passing Analysis

Category:
Athletes Passed
1666
Passed By
821
Net Change
+845
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25088
5K → 10K156189-33#25088#25121
10K → 15K42810+418#25121#24703
15K → 20K3236+317#24703#24386
20K → Half631+62#24386#24324
Half → 25K3004+296#24324#24028
25K → 30K21932+187#24028#23841
30K → 20M6143+18#23841#23823
20M → 21M3782-45#23823#23868
21M → 35K976-67#23868#23935
35K → 23M1287-75#23935#24010
23M → 24M4120-116#24010#24126
24M → 40K9141-132#24126#24258
40K → 25.2M1115-4#24258#24262
25.2M → Finish3415+19#24262#24243
TOTALS1666821+845
📊

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