Boston Marathon logo
BOSTON MARATHON 2023

Julia Moquin

Bib: 19281•F

PA

0:00
0:00
/ mi
Be the first to cheer!
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
26:15
Rank: #17222
Start → 5K
26:15 | 8:27/mi
10K· 6.21 mi
52:23
Rank: #17421 (-199)
5K → 10K
26:08 | 8:25/mi
15K· 9.32 mi
1:18:49
Rank: #17561 (-140)
10K → 15K
26:26 | 8:30/mi
20K· 12.43 mi
1:45:31
Rank: #17491 (+70)
15K → 20K
26:42 | 8:36/mi
Half· 13.11 mi
1:51:14
Rank: #17453 (+38)
20K → Half
5:43 | 8:23/mi
25K· 15.53 mi
2:11:51
Rank: #17250 (+203)
Half → 25K
20:37 | 8:30/mi
30K· 18.64 mi
2:39:36
Rank: #17131 (+119)
25K → 30K
27:45 | 8:56/mi
20M
2:51:46
Rank: #17059 (+72)
30K → 20M
12:10 | 8:57/mi
21M
3:01:14
Rank: #16971 (+88)
20M → 21M
9:28 | 9:28/mi
35K· 21.75 mi
3:07:42
Rank: #16943 (+28)
21M → 35K
6:28 | 8:39/mi
23M
3:18:48
Rank: #16837 (+106)
35K → 23M
11:06 | 8:52/mi
24M
3:27:20
Rank: #16741 (+96)
23M → 24M
8:32 | 8:32/mi
40K· 24.85 mi
3:35:05
Rank: #16727 (+14)
24M → 40K
7:45 | 9:04/mi
25.2M
3:38:22
Rank: #16694 (+33)
40K → 25.2M
3:17 | 9:31/mi
Finish· 26.22 mi
3:46:46
Rank: #16565 (+129)
25.2M → Finish
8:24 | 8:15/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:14
Pace8:29 /mi
2nd Half
Distance13.11 mi
Time1:55:32
Pace8:49 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:5026:158:2726:15
8:27
-
10K
6.21 mi11:47:5852:238:2626:08
8:25
-0:02
15K
9.32 mi12:14:241:18:498:2726:26
8:30
+0:05
20K
12.43 mi12:41:061:45:318:2926:42
8:36
+0:06
Half
13.11 mi12:46:491:51:148:295:43
8:23
-0:13
25K
15.53 mi13:07:262:11:518:2920:37
8:30
+0:07
30K
18.64 mi13:35:112:39:368:3427:45
8:56
+0:26
20M
20.00 mi13:47:212:51:468:3512:10
8:57
+0:01
21M
21.00 mi13:56:493:01:148:389:28
9:28
+0:31
35K
21.75 mi14:03:173:07:428:386:28
8:39
-0:49
23M
23.00 mi14:14:233:18:488:3911:06
8:52
+0:13
24M
24.00 mi14:22:553:27:208:388:32
8:32
-0:20
40K
24.85 mi14:30:403:35:058:397:45
9:04
+0:32
25.2M
25.20 mi14:33:573:38:228:403:17
9:31
+0:27
Finish
26.22 mi14:42:213:46:468:398:24
8:15
-1:16

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

8:15 /mi

Average Pace

8:39 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:34:01

94% of race

Time at Steady Pace

12:45

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:39 /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 mi11:21:5026:158:2726:15
8:27
#17222
10K
6.21 mi11:47:5852:238:2626:08
8:25
#17421
15K
9.32 mi12:14:241:18:498:2726:26
8:30
#17561
20K
12.43 mi12:41:061:45:318:2926:42
8:36
#17491
Half
13.11 mi12:46:491:51:148:295:43
8:23
#17453
25K
15.53 mi13:07:262:11:518:2920:37
8:30
#17250
30K
18.64 mi13:35:112:39:368:3427:45
8:56
#17131
20M
20.00 mi13:47:212:51:468:3512:10
8:57
#17059
21M
21.00 mi13:56:493:01:148:389:28
9:28
#16971
35K
21.75 mi14:03:173:07:428:386:28
8:39
#16943
23M
23.00 mi14:14:233:18:488:3911:06
8:52
#16837
24M
24.00 mi14:22:553:27:208:388:32
8:32
#16741
40K
24.85 mi14:30:403:35:058:397:45
9:04
#16727
25.2M
25.20 mi14:33:573:38:228:403:17
9:31
#16694
Finish
26.22 mi14:42:213:46:468:398:24
8:15
#16565
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi172226081608117869(Top 67%)6419(Top 56%)6419(Top 131%)
10K6.21 mi3.10 mi17421-1996177-966177-9617657(Top 66%)6278(Top 55%)6278(Top 129%)
15K9.32 mi3.11 mi17561-1406249-726249-7217869(Top 67%)6419(Top 56%)6419(Top 131%)
20K12.43 mi3.11 mi17491+706211+386211+3817456(Top 66%)6197(Top 54%)6197(Top 127%)
Half13.11 mi0.68 mi17453+386191+206191+2017044(Top 64%)5923(Top 52%)5923(Top 121%)
25K15.53 mi2.42 mi17250+2036087+1046087+10416234(Top 61%)5581(Top 49%)5581(Top 114%)
30K18.64 mi3.11 mi17131+1196038+496038+4916832(Top 63%)5967(Top 52%)5967(Top 122%)
20M20.00 mi1.36 mi17059+726004+346004+3416305(Top 61%)5754(Top 50%)5754(Top 118%)
21M21.00 mi1.00 mi16971+885973+315973+3115828(Top 59%)5531(Top 48%)5531(Top 113%)
35K21.75 mi0.75 mi16943+285955+185955+1816135(Top 61%)5774(Top 51%)5774(Top 118%)
23M23.00 mi1.25 mi16837+1065921+345921+3415381(Top 58%)5390(Top 47%)5390(Top 110%)
24M24.00 mi1.00 mi16741+965887+345887+3414710(Top 55%)5078(Top 44%)5078(Top 104%)
40K24.85 mi0.85 mi16727+145895-85895-816503(Top 62%)6133(Top 54%)6133(Top 126%)
25.2M25.20 mi0.35 mi16694+335886+95886+915349(Top 58%)5510(Top 48%)5510(Top 113%)
Finish26.22 mi1.02 mi16565+1295817+695817+6913766(Top 52%)4625(Top 40%)4625(Top 95%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

17869

Females

6419

F18-39

6419

5K→10K

3.1 - 6.2 mi

Top 66%
×5stories
+79ft-138ft

Overall

17657

Females

6278

F18-39

6278

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

17869

Females

6419

F18-39

6419

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

17456

Females

6197

F18-39

6197

20K→Half

12.4 - 13.1 mi

Top 64%
×2stories
+19ft-37ft

Overall

17044

Females

5923

F18-39

5923

Half→25K

13.1 - 15.5 mi

Top 61%
×4stories
+66ft-88ft

Overall

16234

Females

5581

F18-39

5581

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

16832

Females

5967

F18-39

5967

30K→20M

18.6 - 20.0 mi

Top 61%
×5stories
+64ft-50ft

Overall

16305

Females

5754

F18-39

5754

20M→21M

20.0 - 21.0 mi

Top 59%
×8stories
+106ft-24ft

Overall

15828

Females

5531

F18-39

5531

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

16135

Females

5774

F18-39

5774

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

15381

Females

5390

F18-39

5390

23M→24M

23.0 - 24.0 mi

Top 55%
×6stories
+12ft-82ft

Overall

14710

Females

5078

F18-39

5078

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

16503

Females

6133

F18-39

6133

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

15349

Females

5510

F18-39

5510

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2stories
+22ft-21ft

Overall

13766

Females

4625

F18-39

4625

Passing Analysis

Category:
Athletes Passed
1882
Passed By
1225
Net Change
+657
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17222
5K → 10K227426-199#17222#17421
10K → 15K141281-140#17421#17561
15K → 20K204134+70#17561#17491
20K → Half5416+38#17491#17453
Half → 25K23330+203#17453#17250
25K → 30K228109+119#17250#17131
30K → 20M11240+72#17131#17059
20M → 21M13143+88#17059#16971
21M → 35K5224+28#16971#16943
35K → 23M14034+106#16943#16837
23M → 24M12024+96#16837#16741
24M → 40K6147+14#16741#16727
40K → 25.2M396+33#16727#16694
25.2M → Finish14011+129#16694#16565
TOTALS18821225+657
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing