Boston Marathon logo
BOSTON MARATHON 2023

Maria Jose Rivero

Bib: 11893•F

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 40%
Gender (Female)
#0 / 11423
Top 21%
Division (F18-39)
#0 / 4884
Top 36%
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
7:37/mi
23:40
↑ 97↓ 3451.5%
10K· 6.21 mi
7:22/mi
46:32
↑ 79↓ 1380.4%
15K· 9.32 mi
7:23/mi
1:09:27
↑ 67↓ 78
20K· 12.43 mi
7:30/mi
1:32:46
↑ 106↓ 860.1%
Half· 13.11 mi
7:30/mi
1:37:53
↑ 19↓ 370.5%
25K· 15.53 mi
7:39/mi
1:56:27
↑ 66↓ 880.2%
30K· 18.64 mi
8:02/mi
2:21:23
↑ 181↓ 1480.2%
20M
8:16/mi
2:32:37
↑ 64↓ 500.2%
21M
9:25/mi
2:42:02
↑ 106↓ 241.6%
35K· 21.75 mi
8:04/mi
2:48:04
↑ 17↓ 861.7%
23M
8:22/mi
2:58:32
↑ 23↓ 630.6%
24M
8:22/mi
3:06:54
↓ 821.3%
40K· 24.85 mi
8:16/mi
3:13:58
↓ 200.3%
25.2M
8:36/mi
3:16:56
↑ 13↓ 160.2%
Finish· 26.22 mi
7:31/mi
3:24:36
↑ 22↓ 21

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
Time1:37:53
Pace7:28 /mi
2nd Half
Distance13.11 mi
Time1:46:43
Pace8:08 /mi
📊Positive Split: 9.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:4023:407:3723:40
7:37
-
10K
6.21 mi11:13:3246:327:2922:52
7:22
-0:15
15K
9.32 mi11:36:271:09:277:2722:55
7:23
+0:01
20K
12.43 mi11:59:461:32:467:2823:19
7:30
+0:07
Half
13.11 mi12:04:531:37:537:285:07
7:30
0:00
25K
15.53 mi12:23:271:56:277:3018:34
7:39
+0:09
30K
18.64 mi12:48:232:21:237:3524:56
8:02
+0:23
20M
20.00 mi12:59:372:32:377:3811:14
8:16
+0:14
21M
21.00 mi13:09:022:42:027:439:25
9:25
+1:09
35K
21.75 mi13:15:042:48:047:446:02
8:04
-1:21
23M
23.00 mi13:25:322:58:327:4610:28
8:22
+0:18
24M
24.00 mi13:33:543:06:547:478:22
8:22
0:00
40K
24.85 mi13:40:583:13:587:487:04
8:16
-0:06
25.2M
25.20 mi13:43:563:16:567:492:58
8:36
+0:20
Finish
26.22 mi13:51:363:24:367:497:40
7:31
-1:05

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

7:22 /mi

Average Pace

7:49 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:04:07

61% of race

Time at Steady Pace

49:16

24% of race

Time at Slower Pace

31:13

15% of race

Average Pace: 7:48 /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 mi10:50:4023:407:3723:40
7:37
#10706
10K
6.21 mi11:13:3246:327:2922:52
7:22
#9926
15K
9.32 mi11:36:271:09:277:2722:55
7:23
#9629
20K
12.43 mi11:59:461:32:467:2823:19
7:30
#9532
Half
13.11 mi12:04:531:37:537:285:07
7:30
#9571
25K
15.53 mi12:23:271:56:277:3018:34
7:39
#9622
30K
18.64 mi12:48:232:21:237:3524:56
8:02
#9859
20M
20.00 mi12:59:372:32:377:3811:14
8:16
#9988
21M
21.00 mi13:09:022:42:027:439:25
9:25
#10352
35K
21.75 mi13:15:042:48:047:446:02
8:04
#10411
23M
23.00 mi13:25:322:58:327:4610:28
8:22
#10499
24M
24.00 mi13:33:543:06:547:478:22
8:22
#10647
40K
24.85 mi13:40:583:13:587:487:04
8:16
#10659
25.2M
25.20 mi13:43:563:16:567:492:58
8:36
#10644
Finish
26.22 mi13:51:363:24:367:497:40
7:31
#10534
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi10706218521859158(Top 34%)1510(Top 13%)1510(Top 31%)
10K6.21 mi3.10 mi9926+7801810+3751810+3759324(Top 35%)1557(Top 14%)1557(Top 32%)
15K9.32 mi3.11 mi9629+2971675+1351675+1359158(Top 34%)1510(Top 13%)1510(Top 31%)
20K12.43 mi3.11 mi9532+971644+311644+319367(Top 35%)1634(Top 14%)1634(Top 33%)
Half13.11 mi0.68 mi9571-391655-111655-1110306(Top 39%)2039(Top 18%)2039(Top 42%)
25K15.53 mi2.42 mi9622-511697-421697-429994(Top 38%)2006(Top 18%)2006(Top 41%)
30K18.64 mi3.11 mi9859-2371831-1341831-13411113(Top 42%)2698(Top 24%)2698(Top 55%)
20M20.00 mi1.36 mi9988-1291914-831914-8312144(Top 46%)3352(Top 29%)3352(Top 69%)
21M21.00 mi1.00 mi10352-3642124-2102124-21015559(Top 58%)5373(Top 47%)5373(Top 110%)
35K21.75 mi0.75 mi10411-592177-532177-5312579(Top 47%)3740(Top 33%)3740(Top 77%)
23M23.00 mi1.25 mi10499-882247-702247-7012307(Top 46%)3685(Top 32%)3685(Top 75%)
24M24.00 mi1.00 mi10647-1482348-1012348-10113641(Top 51%)4460(Top 39%)4460(Top 91%)
40K24.85 mi0.85 mi10659-122382-342382-3411806(Top 44%)3553(Top 31%)3553(Top 73%)
25.2M25.20 mi0.35 mi10644+152388-62388-610208(Top 38%)2788(Top 24%)2788(Top 57%)
Finish26.22 mi1.02 mi10534+1102366+222366+228755(Top 33%)2135(Top 19%)2135(Top 44%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

9158

Females

1510

F18-39

1510

5K→10K

3.1 - 6.2 mi

Top 35%
×5story building
+79ft-138ft

Overall

9324

Females

1557

F18-39

1557

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

9158

Females

1510

F18-39

1510

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

9367

Females

1634

F18-39

1634

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

10306

Females

2039

F18-39

2039

Half→25K

13.1 - 15.5 mi

Top 38%
×4story building
+66ft-88ft

Overall

9994

Females

2006

F18-39

2006

25K→30K

15.5 - 18.6 mi

Top 42%
×9story building
+181ft-148ft

Overall

11113

Females

2698

F18-39

2698

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

12144

Females

3352

F18-39

3352

20M→21M

20.0 - 21.0 mi

Top 58%
×8story building
+106ft-24ft

Overall

15559

Females

5373

F18-39

5373

21M→35K

21.0 - 21.8 mi

Top 47%
×7story building
+17ft-86ft

Overall

12579

Females

3740

F18-39

3740

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

12307

Females

3685

F18-39

3685

23M→24M

23.0 - 24.0 mi

Top 51%
×6story building
+12ft-82ft

Overall

13641

Females

4460

F18-39

4460

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11806

Females

3553

F18-39

3553

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10208

Females

2788

F18-39

2788

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

8755

Females

2135

F18-39

2135

Passing Analysis

Category:
Athletes Passed
2047*
Passed By
1873
Net Change
+172
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10706
5K → 10K844*64+780#10706#9926
10K → 15K36366+297#9926#9629
15K → 20K18386+97#9629#9532
20K → Half1150-39#9532#9571
Half → 25K114165-51#9571#9622
25K → 30K95*332-237#9622#9859
30K → 20M58187-129#9859#9988
20M → 21M22384-364#9988#10352
21M → 35K3291-59#10352#10411
35K → 23M55143-88#10411#10499
23M → 24M32180-148#10499#10647
24M → 40K6577-12#10647#10659
40K → 25.2M3722+15#10659#10644
25.2M → Finish13626+110#10644#10534
TOTALS2047*1873+172

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

📊

Passing Visuals

Category:
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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing