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BOSTON MARATHON 2023

Julia Vegas

Bib: 9475•F

TX

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0:00
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Overall
#0 / 26622
Top 31%
Gender (Female)
#0 / 11423
Top 11%
Division (F18-39)
#0 / 4884
Top 21%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:46
Rank: #11021
Start → 5K
23:46 | 7:39/mi
10K· 6.21 mi
46:53
Rank: #10430 (+591)
5K → 10K
23:07 | 7:26/mi
15K· 9.32 mi
1:09:57
Rank: #10106 (+324)
10K → 15K
23:04 | 7:25/mi
20K· 12.43 mi
1:33:00
Rank: #9684 (+422)
15K → 20K
23:03 | 7:25/mi
Half· 13.11 mi
1:38:05
Rank: #9682 (+2)
20K → Half
5:05 | 7:27/mi
25K· 15.53 mi
1:56:06
Rank: #9419 (+263)
Half → 25K
18:01 | 7:26/mi
30K· 18.64 mi
2:19:12
Rank: #8894 (+525)
25K → 30K
23:06 | 7:26/mi
20M
2:29:24
Rank: #8716 (+178)
30K → 20M
10:12 | 7:30/mi
21M
2:37:23
Rank: #8596 (+120)
20M → 21M
7:59 | 7:59/mi
35K· 21.75 mi
2:42:43
Rank: #8498 (+98)
21M → 35K
5:20 | 7:08/mi
23M
2:52:02
Rank: #8314 (+184)
35K → 23M
9:19 | 7:26/mi
24M
2:59:18
Rank: #8169 (+145)
23M → 24M
7:16 | 7:16/mi
40K· 24.85 mi
3:05:47
Rank: #8121 (+48)
24M → 40K
6:29 | 7:35/mi
25.2M
3:08:47
Rank: #8155 (-34)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:16:24
Rank: #8135 (+20)
25.2M → Finish
7:37 | 7:28/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:38:05
Pace7:29 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:38:19
Pace7:30 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:5723:467:3923:46
7:39
-
10K
6.21 mi11:14:0446:537:3323:07
7:26
-0:13
15K
9.32 mi11:37:081:09:577:3023:04
7:25
-0:01
20K
12.43 mi12:00:111:33:007:2923:03
7:25
0:00
Half
13.11 mi12:05:161:38:057:295:05
7:27
+0:02
25K
15.53 mi12:23:171:56:067:2818:01
7:26
-0:01
30K
18.64 mi12:46:232:19:127:2823:06
7:26
0:00
20M
20.00 mi12:56:352:29:247:2810:12
7:30
+0:04
21M
21.00 mi13:04:342:37:237:307:59
7:59
+0:29
35K
21.75 mi13:09:542:42:437:295:20
7:08
-0:51
23M
23.00 mi13:19:132:52:027:299:19
7:26
+0:18
24M
24.00 mi13:26:292:59:187:287:16
7:16
-0:10
40K
24.85 mi13:32:583:05:477:286:29
7:35
+0:19
25.2M
25.20 mi13:35:583:08:477:293:00
8:42
+1:07
Finish
26.22 mi13:43:353:16:247:307:37
7:28
-1:14

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

7:08 /mi

Average Pace

7:30 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

5:20

3% of race

Time at Steady Pace

2:36:19

80% of race

Time at Slower Pace

34:45

18% of race

Average Pace: 7:29 /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 mi10:50:5723:467:3923:46
7:39
#11021
10K
6.21 mi11:14:0446:537:3323:07
7:26
#10430
15K
9.32 mi11:37:081:09:577:3023:04
7:25
#10106
20K
12.43 mi12:00:111:33:007:2923:03
7:25
#9684
Half
13.11 mi12:05:161:38:057:295:05
7:27
#9682
25K
15.53 mi12:23:171:56:067:2818:01
7:26
#9419
30K
18.64 mi12:46:232:19:127:2823:06
7:26
#8894
20M
20.00 mi12:56:352:29:247:2810:12
7:30
#8716
21M
21.00 mi13:04:342:37:237:307:59
7:59
#8596
35K
21.75 mi13:09:542:42:437:295:20
7:08
#8498
23M
23.00 mi13:19:132:52:027:299:19
7:26
#8314
24M
24.00 mi13:26:292:59:187:287:16
7:16
#8169
40K
24.85 mi13:32:583:05:477:286:29
7:35
#8121
25.2M
25.20 mi13:35:583:08:477:293:00
8:42
#8155
Finish
26.22 mi13:43:353:16:247:307:37
7:28
#8135
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi11021233423349566(Top 36%)1647(Top 14%)1647(Top 34%)
10K6.21 mi3.10 mi10430+5912039+2952039+2959985(Top 38%)1806(Top 16%)1806(Top 37%)
15K9.32 mi3.11 mi10106+3241866+1731866+1739566(Top 36%)1647(Top 14%)1647(Top 34%)
20K12.43 mi3.11 mi9684+4221698+1681698+1688677(Top 33%)1363(Top 12%)1363(Top 28%)
Half13.11 mi0.68 mi9682+2169816989847(Top 37%)1802(Top 16%)1802(Top 37%)
25K15.53 mi2.42 mi9419+2631619+791619+798268(Top 31%)1278(Top 11%)1278(Top 26%)
30K18.64 mi3.11 mi8894+5251443+1761443+1766819(Top 26%)873(Top 8%)873(Top 18%)
20M20.00 mi1.36 mi8716+1781396+471396+476851(Top 26%)976(Top 9%)976(Top 20%)
21M21.00 mi1.00 mi8596+1201372+241372+247283(Top 27%)1233(Top 11%)1233(Top 25%)
35K21.75 mi0.75 mi8498+981350+221350+226141(Top 23%)812(Top 7%)812(Top 17%)
23M23.00 mi1.25 mi8314+1841296+541296+546135(Top 23%)863(Top 8%)863(Top 18%)
24M24.00 mi1.00 mi8169+1451267+291267+296188(Top 23%)980(Top 9%)980(Top 20%)
40K24.85 mi0.85 mi8121+481271-41271-47240(Top 27%)1459(Top 13%)1459(Top 30%)
25.2M25.20 mi0.35 mi8155-341292-211292-2110761(Top 40%)3035(Top 27%)3035(Top 62%)
Finish26.22 mi1.02 mi8135+201301-91301-98382(Top 31%)1983(Top 17%)1983(Top 41%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21stories
+97ft-345ft

Overall

9566

Females

1647

F18-39

1647

5K→10K

3.1 - 6.2 mi

Top 38%
×5stories
+79ft-138ft

Overall

9985

Females

1806

F18-39

1806

10K→15K

6.2 - 9.3 mi

Top 36%
×3stories
+67ft-78ft

Overall

9566

Females

1647

F18-39

1647

15K→20K

9.3 - 12.4 mi

Top 33%
×5stories
+106ft-86ft

Overall

8677

Females

1363

F18-39

1363

20K→Half

12.4 - 13.1 mi

Top 37%
×2stories
+19ft-37ft

Overall

9847

Females

1802

F18-39

1802

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8268

Females

1278

F18-39

1278

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

6819

Females

873

F18-39

873

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

6851

Females

976

F18-39

976

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

7283

Females

1233

F18-39

1233

21M→35K

21.0 - 21.8 mi

Top 23%
×7stories
+17ft-86ft

Overall

6141

Females

812

F18-39

812

35K→23M

21.8 - 23.0 mi

Top 23%
×5stories
+23ft-63ft

Overall

6135

Females

863

F18-39

863

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6188

Females

980

F18-39

980

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7240

Females

1459

F18-39

1459

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10761

Females

3035

F18-39

3035

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2stories
+22ft-21ft

Overall

8382

Females

1983

F18-39

1983

Passing Analysis

Category:
Athletes Passed
3285*
Passed By
399
Net Change
+2886
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11021
5K → 10K672*81+591#11021#10430
10K → 15K38460+324#10430#10106
15K → 20K443*21+422#10106#9684
20K → Half2220+2#9684#9682
Half → 25K28320+263#9682#9419
25K → 30K535*10+525#9419#8894
30K → 20M1835+178#8894#8716
20M → 21M13919+120#8716#8596
21M → 35K1035+98#8596#8498
35K → 23M1928+184#8498#8314
23M → 24M1516+145#8314#8169
24M → 40K8840+48#8169#8121
40K → 25.2M1953-34#8121#8155
25.2M → Finish7151+20#8155#8135
TOTALS3285*399+2886

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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