Boston Marathon logo
BOSTON MARATHON 2024

Christal Espinoza

Bib: 12429•F

CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 49%
Gender (Female)
#0 / 10924
Top 36%
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:56
Rank: #12359
Start → 5K
7:42/mi
23:56 split
10K· 6.21 mi
47:45
Rank: #11964 (+395)
5K → 10K
7:40/mi
23:49 split
15K· 9.32 mi
1:11:43
Rank: #11710 (+254)
10K → 15K
7:43/mi
23:58 split
20K· 12.43 mi
1:36:24
Rank: #11580 (+130)
15K → 20K
7:57/mi
24:41 split
Half· 13.11 mi
1:41:51
Rank: #11634 (-54)
20K → Half
7:59/mi
5:27 split
25K· 15.53 mi
2:02:16
Rank: #11771 (-137)
Half → 25K
8:25/mi
20:25 split
30K· 18.64 mi
2:31:02
Rank: #12373 (-602)
25K → 30K
9:16/mi
28:46 split
20M
2:43:52
Rank: #12491 (-118)
30K → 20M
9:27/mi
12:50 split
21M
2:53:46
Rank: #12452 (+39)
20M → 21M
9:54/mi
9:54 split
35K· 21.75 mi
3:00:06
Rank: #12358 (+94)
21M → 35K
8:28/mi
6:20 split
23M
3:11:53
Rank: #12372 (-14)
35K → 23M
9:25/mi
11:47 split
24M
3:20:57
Rank: #12336 (+36)
23M → 24M
9:04/mi
9:04 split
40K· 24.85 mi
3:28:59
Rank: #12319 (+17)
24M → 40K
9:24/mi
8:02 split
25.2M
3:32:42
Rank: #12335 (-16)
40K → 25.2M
10:47/mi
3:43 split
Finish· 26.22 mi
3:42:00
Rank: #12441 (-106)
25.2M → Finish
9:08/mi
9:18 split

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
Time1:41:51
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time2:00:09
Pace9:10 /mi
📊Positive Split: 18.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:5323:567:4223:56
7:42
-
10K
6.21 mi11:16:4247:457:4123:49
7:40
-0:02
15K
9.32 mi11:40:401:11:437:4223:58
7:43
+0:03
20K
12.43 mi12:05:211:36:247:4524:41
7:57
+0:14
Half
13.11 mi12:10:481:41:517:465:27
7:59
+0:02
25K
15.53 mi12:31:132:02:167:5220:25
8:25
+0:26
30K
18.64 mi12:59:592:31:028:0628:46
9:16
+0:51
20M
20.00 mi13:12:492:43:528:1212:50
9:27
+0:11
21M
21.00 mi13:22:432:53:468:169:54
9:54
+0:27
35K
21.75 mi13:29:033:00:068:176:20
8:28
-1:26
23M
23.00 mi13:40:503:11:538:2111:47
9:25
+0:57
24M
24.00 mi13:49:543:20:578:229:04
9:04
-0:21
40K
24.85 mi13:57:563:28:598:248:02
9:24
+0:20
25.2M
25.20 mi14:01:393:32:428:263:43
10:47
+1:23
Finish
26.22 mi14:10:573:42:008:289:18
9:08
-1:39

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

7:40 /mi

Average Pace

8:28 /mi

Slowest Pace

10:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:36

58% of race

Time at Steady Pace

1:19:47

36% of race

Time at Slower Pace

13:37

6% of race

Average Pace: 8:28 /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 mi10:52:5323:567:4223:56
7:42
#12359
10K
6.21 mi11:16:4247:457:4123:49
7:40
#11964
15K
9.32 mi11:40:401:11:437:4223:58
7:43
#11710
20K
12.43 mi12:05:211:36:247:4524:41
7:57
#11580
Half
13.11 mi12:10:481:41:517:465:27
7:59
#11634
25K
15.53 mi12:31:132:02:167:5220:25
8:25
#11771
30K
18.64 mi12:59:592:31:028:0628:46
9:16
#12373
20M
20.00 mi13:12:492:43:528:1212:50
9:27
#12491
21M
21.00 mi13:22:432:53:468:169:54
9:54
#12452
35K
21.75 mi13:29:033:00:068:176:20
8:28
#12358
23M
23.00 mi13:40:503:11:538:2111:47
9:25
#12372
24M
24.00 mi13:49:543:20:578:229:04
9:04
#12336
40K
24.85 mi13:57:563:28:598:248:02
9:24
#12319
25.2M
25.20 mi14:01:393:32:428:263:43
10:47
#12335
Finish
26.22 mi14:10:573:42:008:289:18
9:08
#12441
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi123593334333411312(Top 44%)2857(Top 26%)2857(Top 61%)
10K6.21 mi3.10 mi11964+3953153+1813153+18111619(Top 45%)2988(Top 27%)2988(Top 64%)
15K9.32 mi3.11 mi11710+2543042+1113042+11111312(Top 44%)2857(Top 26%)2857(Top 61%)
20K12.43 mi3.11 mi11580+1302986+562986+5611462(Top 45%)3047(Top 28%)3047(Top 65%)
Half13.11 mi0.68 mi11634-543019-333019-3312740(Top 50%)3747(Top 34%)3747(Top 80%)
25K15.53 mi2.42 mi11771-1373138-1193138-11912636(Top 49%)3850(Top 35%)3850(Top 83%)
30K18.64 mi3.11 mi12373-6023564-4263564-42614442(Top 57%)5114(Top 47%)5114(Top 110%)
20M20.00 mi1.36 mi12491-1183680-1163680-11614275(Top 56%)5276(Top 48%)5276(Top 113%)
21M21.00 mi1.00 mi12452+393719-393719-3912588(Top 49%)4569(Top 42%)4569(Top 98%)
35K21.75 mi0.75 mi12358+943717+23717+210579(Top 41%)3539(Top 32%)3539(Top 76%)
23M23.00 mi1.25 mi12372-143782-653782-6513119(Top 51%)4964(Top 45%)4964(Top 107%)
24M24.00 mi1.00 mi12336+363817-353817-3512525(Top 49%)4679(Top 43%)4679(Top 100%)
40K24.85 mi0.85 mi12319+173848-313848-3112707(Top 50%)4894(Top 45%)4894(Top 105%)
25.2M25.20 mi0.35 mi12335-163872-243872-2413774(Top 54%)5435(Top 50%)5435(Top 117%)
Finish26.22 mi1.02 mi12441-1063968-963968-9614828(Top 58%)5875(Top 54%)5875(Top 126%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21stories
+97ft-345ft

Overall

11312

Females

2857

F18-39

2857

5K→10K

3.1 - 6.2 mi

Top 45%
×5stories
+79ft-138ft

Overall

11619

Females

2988

F18-39

2988

10K→15K

6.2 - 9.3 mi

Top 44%
×3stories
+67ft-78ft

Overall

11312

Females

2857

F18-39

2857

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

11462

Females

3047

F18-39

3047

20K→Half

12.4 - 13.1 mi

Top 50%
×2stories
+19ft-37ft

Overall

12740

Females

3747

F18-39

3747

Half→25K

13.1 - 15.5 mi

Top 49%
×4stories
+66ft-88ft

Overall

12636

Females

3850

F18-39

3850

25K→30K

15.5 - 18.6 mi

Top 57%
×9stories
+181ft-148ft

Overall

14442

Females

5114

F18-39

5114

30K→20M

18.6 - 20.0 mi

Top 56%
×5stories
+64ft-50ft

Overall

14275

Females

5276

F18-39

5276

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

12588

Females

4569

F18-39

4569

21M→35K

21.0 - 21.8 mi

Top 41%
×7stories
+17ft-86ft

Overall

10579

Females

3539

F18-39

3539

35K→23M

21.8 - 23.0 mi

Top 51%
×5stories
+23ft-63ft

Overall

13119

Females

4964

F18-39

4964

23M→24M

23.0 - 24.0 mi

Top 49%
×6stories
+12ft-82ft

Overall

12525

Females

4679

F18-39

4679

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

12707

Females

4894

F18-39

4894

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

13774

Females

5435

F18-39

5435

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

14828

Females

5875

F18-39

5875

Passing Analysis

Category:
Athletes Passed
2306
Passed By
2388
Net Change
-82
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12359
5K → 10K524129+395#12359#11964
10K → 15K365111+254#11964#11710
15K → 20K293163+130#11710#11580
20K → Half2579-54#11580#11634
Half → 25K177314-137#11634#11771
25K → 30K138740-602#11771#12373
30K → 20M107225-118#12373#12491
20M → 21M142103+39#12491#12452
21M → 35K12228+94#12452#12358
35K → 23M127141-14#12358#12372
23M → 24M12387+36#12372#12336
24M → 40K9174+17#12336#12319
40K → 25.2M2945-16#12319#12335
25.2M → Finish43149-106#12335#12441
TOTALS23062388-82
📊

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