Boston Marathon logo
BOSTON MARATHON 2023

Mayra Murillo

Bib: 14077•F

CA

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
26:51
Rank: #18513
Start → 5K
26:51 | 8:39/mi
10K· 6.21 mi
53:16
Rank: #18353 (+160)
5K → 10K
26:25 | 8:30/mi
15K· 9.32 mi
1:20:18
Rank: #18566 (-213)
10K → 15K
27:02 | 8:42/mi
20K· 12.43 mi
1:48:41
Rank: #19044 (-478)
15K → 20K
28:23 | 9:08/mi
Half· 13.11 mi
1:54:22
Rank: #18942 (+102)
20K → Half
5:41 | 8:20/mi
25K· 15.53 mi
2:15:08
Rank: #18573 (+369)
Half → 25K
20:46 | 8:34/mi
30K· 18.64 mi
2:43:24
Rank: #18372 (+201)
25K → 30K
28:16 | 9:06/mi
20M
2:55:38
Rank: #18217 (+155)
30K → 20M
12:14 | 9:00/mi
21M
3:05:02
Rank: #18030 (+187)
20M → 21M
9:24 | 9:24/mi
35K· 21.75 mi
3:11:25
Rank: #17956 (+74)
21M → 35K
6:23 | 8:32/mi
23M
3:22:32
Rank: #17820 (+136)
35K → 23M
11:07 | 8:53/mi
24M
3:31:09
Rank: #17695 (+125)
23M → 24M
8:37 | 8:37/mi
40K· 24.85 mi
3:38:41
Rank: #17614 (+81)
24M → 40K
7:32 | 8:49/mi
25.2M
3:41:54
Rank: #17550 (+64)
40K → 25.2M
3:13 | 9:20/mi
Finish· 26.22 mi
3:50:39
Rank: #17484 (+66)
25.2M → Finish
8:45 | 8:35/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
Time1:54:22
Pace8:43 /mi
2nd Half
Distance13.11 mi
Time1:56:17
Pace8:52 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:2426:518:3926:51
8:39
-
10K
6.21 mi11:22:4953:168:3426:25
8:30
-0:09
15K
9.32 mi11:49:511:20:188:3727:02
8:42
+0:12
20K
12.43 mi12:18:141:48:418:4528:23
9:08
+0:26
Half
13.11 mi12:23:551:54:228:435:41
8:20
-0:48
25K
15.53 mi12:44:412:15:088:4220:46
8:34
+0:14
30K
18.64 mi13:12:572:43:248:4628:16
9:06
+0:32
20M
20.00 mi13:25:112:55:388:4712:14
9:00
-0:06
21M
21.00 mi13:34:353:05:028:499:24
9:24
+0:24
35K
21.75 mi13:40:583:11:258:486:23
8:32
-0:52
23M
23.00 mi13:52:053:22:328:4811:07
8:53
+0:21
24M
24.00 mi14:00:423:31:098:488:37
8:37
-0:16
40K
24.85 mi14:08:143:38:418:487:32
8:49
+0:12
25.2M
25.20 mi14:11:273:41:548:483:13
9:20
+0:31
Finish
26.22 mi14:20:123:50:398:488:45
8:35
-0:45

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

8:20 /mi

Average Pace

8:48 /mi

Slowest Pace

9:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:38:02

95% of race

Time at Steady Pace

12:37

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:48 /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 mi10:56:2426:518:3926:51
8:39
#18513
10K
6.21 mi11:22:4953:168:3426:25
8:30
#18353
15K
9.32 mi11:49:511:20:188:3727:02
8:42
#18566
20K
12.43 mi12:18:141:48:418:4528:23
9:08
#19044
Half
13.11 mi12:23:551:54:228:435:41
8:20
#18942
25K
15.53 mi12:44:412:15:088:4220:46
8:34
#18573
30K
18.64 mi13:12:572:43:248:4628:16
9:06
#18372
20M
20.00 mi13:25:112:55:388:4712:14
9:00
#18217
21M
21.00 mi13:34:353:05:028:499:24
9:24
#18030
35K
21.75 mi13:40:583:11:258:486:23
8:32
#17956
23M
23.00 mi13:52:053:22:328:4811:07
8:53
#17820
24M
24.00 mi14:00:423:31:098:488:37
8:37
#17695
40K
24.85 mi14:08:143:38:418:487:32
8:49
#17614
25.2M
25.20 mi14:11:273:41:548:483:13
9:20
#17550
Finish
26.22 mi14:20:123:50:398:488:45
8:35
#17484
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi185136878687818988(Top 71%)7091(Top 62%)7091(Top 145%)
10K6.21 mi3.10 mi18353+1606730+1486730+14818274(Top 69%)6641(Top 58%)6641(Top 136%)
15K9.32 mi3.11 mi18566-2136858-1286858-12818988(Top 71%)7091(Top 62%)7091(Top 145%)
20K12.43 mi3.11 mi19044-4787145-2877145-28720302(Top 76%)7839(Top 69%)7839(Top 161%)
Half13.11 mi0.68 mi18942+1027086+597086+5916738(Top 63%)5749(Top 50%)5749(Top 118%)
25K15.53 mi2.42 mi18573+3696875+2116875+21116613(Top 62%)5787(Top 51%)5787(Top 118%)
30K18.64 mi3.11 mi18372+2016784+916784+9117682(Top 66%)6453(Top 56%)6453(Top 132%)
20M20.00 mi1.36 mi18217+1556711+736711+7316577(Top 62%)5914(Top 52%)5914(Top 121%)
21M21.00 mi1.00 mi18030+1876609+1026609+10215506(Top 58%)5361(Top 47%)5361(Top 110%)
35K21.75 mi0.75 mi17956+746571+386571+3815533(Top 58%)5439(Top 48%)5439(Top 111%)
23M23.00 mi1.25 mi17820+1366513+586513+5815460(Top 58%)5436(Top 48%)5436(Top 111%)
24M24.00 mi1.00 mi17695+1256448+656448+6515209(Top 57%)5360(Top 47%)5360(Top 110%)
40K24.85 mi0.85 mi17614+816414+346414+3415172(Top 57%)5402(Top 47%)5402(Top 111%)
25.2M25.20 mi0.35 mi17550+646378+366378+3614433(Top 54%)5003(Top 44%)5003(Top 102%)
Finish26.22 mi1.02 mi17484+666355+236355+2315947(Top 60%)5782(Top 51%)5782(Top 118%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

18988

Females

7091

F18-39

7091

5K→10K

3.1 - 6.2 mi

Top 69%
×5stories
+79ft-138ft

Overall

18274

Females

6641

F18-39

6641

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

18988

Females

7091

F18-39

7091

15K→20K

9.3 - 12.4 mi

Top 76%
×5stories
+106ft-86ft

Overall

20302

Females

7839

F18-39

7839

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

16738

Females

5749

F18-39

5749

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

16613

Females

5787

F18-39

5787

25K→30K

15.5 - 18.6 mi

Top 66%
×9stories
+181ft-148ft

Overall

17682

Females

6453

F18-39

6453

30K→20M

18.6 - 20.0 mi

Top 62%
×5stories
+64ft-50ft

Overall

16577

Females

5914

F18-39

5914

20M→21M

20.0 - 21.0 mi

Top 58%
×8stories
+106ft-24ft

Overall

15506

Females

5361

F18-39

5361

21M→35K

21.0 - 21.8 mi

Top 58%
×7stories
+17ft-86ft

Overall

15533

Females

5439

F18-39

5439

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

15460

Females

5436

F18-39

5436

23M→24M

23.0 - 24.0 mi

Top 57%
×6stories
+12ft-82ft

Overall

15209

Females

5360

F18-39

5360

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

15172

Females

5402

F18-39

5402

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

14433

Females

5003

F18-39

5003

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2stories
+22ft-21ft

Overall

15947

Females

5782

F18-39

5782

Passing Analysis

Category:
Athletes Passed
2341
Passed By
1312
Net Change
+1029
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18513
5K → 10K421261+160#18513#18353
10K → 15K105318-213#18353#18566
15K → 20K48526-478#18566#19044
20K → Half1042+102#19044#18942
Half → 25K3712+369#18942#18573
25K → 30K27170+201#18573#18372
30K → 20M17318+155#18372#18217
20M → 21M20417+187#18217#18030
21M → 35K8410+74#18030#17956
35K → 23M16226+136#17956#17820
23M → 24M14116+125#17820#17695
24M → 40K9817+81#17695#17614
40K → 25.2M695+64#17614#17550
25.2M → Finish9024+66#17550#17484
TOTALS23411312+1029
📊

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