Boston Marathon logo
BOSTON MARATHON 2024

Jennifer Ares-Cruz

Bib: 20452•F

NY

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F45-49)
#0 / 1753
Race Day Weather
55°/45°F
scattered clouds

⏱️ 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
9:06/mi
28:15
↑ 97↓ 3451.5%
10K· 6.21 mi
9:03/mi
56:22
↑ 79↓ 1380.4%
15K· 9.32 mi
9:08/mi
1:24:44
↑ 67↓ 78
20K· 12.43 mi
9:22/mi
1:53:49
↑ 106↓ 860.1%
Half· 13.11 mi
9:16/mi
2:00:08
↑ 19↓ 370.5%
25K· 15.53 mi
9:32/mi
2:23:15
↑ 66↓ 880.2%
30K· 18.64 mi
9:28/mi
2:52:41
↑ 181↓ 1480.2%
20M
9:22/mi
3:05:25
↑ 64↓ 500.2%
21M
10:00/mi
3:15:25
↑ 106↓ 241.6%
35K· 21.75 mi
9:04/mi
3:22:12
↑ 17↓ 861.7%
23M
9:46/mi
3:34:26
↑ 23↓ 630.6%
24M
9:29/mi
3:43:55
↓ 821.3%
40K· 24.85 mi
10:15/mi
3:52:41
↓ 200.3%
25.2M
10:41/mi
3:56:22
↑ 13↓ 160.2%
Finish· 26.22 mi
8:28/mi
4:05:00
↑ 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
Time2:00:08
Pace9:10 /mi
2nd Half
Distance13.11 mi
Time2:04:52
Pace9:32 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:3628:159:0628:15
9:06
-
10K
6.21 mi11:51:4356:229:0428:07
9:03
-0:03
15K
9.32 mi12:20:051:24:449:0528:22
9:08
+0:05
20K
12.43 mi12:49:101:53:499:1029:05
9:22
+0:14
Half
13.11 mi12:55:292:00:089:106:19
9:16
-0:06
25K
15.53 mi13:18:362:23:159:1323:07
9:32
+0:16
30K
18.64 mi13:48:022:52:419:1629:26
9:28
-0:04
20M
20.00 mi14:00:463:05:259:1612:44
9:22
-0:06
21M
21.00 mi14:10:463:15:259:1810:00
10:00
+0:38
35K
21.75 mi14:17:333:22:129:186:47
9:04
-0:56
23M
23.00 mi14:29:473:34:269:1912:14
9:46
+0:42
24M
24.00 mi14:39:163:43:559:209:29
9:29
-0:17
40K
24.85 mi14:48:023:52:419:228:46
10:15
+0:46
25.2M
25.20 mi14:51:433:56:229:233:41
10:41
+0:26
Finish
26.22 mi15:00:214:05:009:218:38
8:28
-2:13

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

8:28 /mi

Average Pace

9:21 /mi

Slowest Pace

10:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:11:47

29% of race

Time at Steady Pace

2:18:32

57% of race

Time at Slower Pace

34:41

14% of race

Average Pace: 9:21 /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 mi11:23:3628:159:0628:15
9:06
#20442
10K
6.21 mi11:51:4356:229:0428:07
9:03
#20163
15K
9.32 mi12:20:051:24:449:0528:22
9:08
#19916
20K
12.43 mi12:49:101:53:499:1029:05
9:22
#19597
Half
13.11 mi12:55:292:00:089:106:19
9:16
#19595
25K
15.53 mi13:18:362:23:159:1323:07
9:32
#19243
30K
18.64 mi13:48:022:52:419:1629:26
9:28
#18509
20M
20.00 mi14:00:463:05:259:1612:44
9:22
#18186
21M
21.00 mi14:10:463:15:259:1810:00
10:00
#17875
35K
21.75 mi14:17:333:22:129:186:47
9:04
#17721
23M
23.00 mi14:29:473:34:269:1912:14
9:46
#17523
24M
24.00 mi14:39:163:43:559:209:29
9:29
#17392
40K
24.85 mi14:48:023:52:419:228:46
10:15
#17306
25.2M
25.20 mi14:51:433:56:229:233:41
10:41
#17228
Finish
26.22 mi15:00:214:05:009:218:38
8:28
#16996
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi204428113811319448(Top 76%)7491(Top 69%)7491(Top 427%)
10K6.21 mi3.10 mi20163+2797942+1717942+17119929(Top 78%)7788(Top 71%)7788(Top 444%)
15K9.32 mi3.11 mi19916+2477796+1467796+14619448(Top 76%)7491(Top 69%)7491(Top 427%)
20K12.43 mi3.11 mi19597+3197613+1837613+18318752(Top 73%)7140(Top 65%)7140(Top 407%)
Half13.11 mi0.68 mi19595+27610+37610+319302(Top 76%)7489(Top 69%)7489(Top 427%)
25K15.53 mi2.42 mi19243+3527433+1777433+17717670(Top 69%)6638(Top 61%)6638(Top 379%)
30K18.64 mi3.11 mi18509+7347110+3237110+32315367(Top 60%)5622(Top 51%)5622(Top 321%)
20M20.00 mi1.36 mi18186+3236967+1436967+14313981(Top 55%)5123(Top 47%)5123(Top 292%)
21M21.00 mi1.00 mi17875+3116830+1376830+13712991(Top 51%)4792(Top 44%)4792(Top 273%)
35K21.75 mi0.75 mi17721+1546753+776753+7713683(Top 54%)5176(Top 47%)5176(Top 295%)
23M23.00 mi1.25 mi17523+1986660+936660+9314646(Top 57%)5741(Top 53%)5741(Top 327%)
24M24.00 mi1.00 mi17392+1316612+486612+4814428(Top 56%)5668(Top 52%)5668(Top 323%)
40K24.85 mi0.85 mi17306+866597+156597+1515909(Top 62%)6455(Top 59%)6455(Top 368%)
25.2M25.20 mi0.35 mi17228+786570+276570+2713489(Top 53%)5321(Top 49%)5321(Top 304%)
Finish26.22 mi1.02 mi16996+2326470+1006470+10011393(Top 45%)4180(Top 38%)4180(Top 238%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

19448

Females

7491

F45-49

7491

5K→10K

3.1 - 6.2 mi

Top 78%
×5story building
+79ft-138ft

Overall

19929

Females

7788

F45-49

7788

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

19448

Females

7491

F45-49

7491

15K→20K

9.3 - 12.4 mi

Top 73%
×5story building
+106ft-86ft

Overall

18752

Females

7140

F45-49

7140

20K→Half

12.4 - 13.1 mi

Top 76%
×2story building
+19ft-37ft

Overall

19302

Females

7489

F45-49

7489

Half→25K

13.1 - 15.5 mi

Top 69%
×4story building
+66ft-88ft

Overall

17670

Females

6638

F45-49

6638

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

15367

Females

5622

F45-49

5622

30K→20M

18.6 - 20.0 mi

Top 55%
×5story building
+64ft-50ft

Overall

13981

Females

5123

F45-49

5123

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

12991

Females

4792

F45-49

4792

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

13683

Females

5176

F45-49

5176

35K→23M

21.8 - 23.0 mi

Top 57%
×5story building
+23ft-63ft

Overall

14646

Females

5741

F45-49

5741

23M→24M

23.0 - 24.0 mi

Top 56%
×6story building
+12ft-82ft

Overall

14428

Females

5668

F45-49

5668

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

15909

Females

6455

F45-49

6455

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

13489

Females

5321

F45-49

5321

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2story building
+22ft-21ft

Overall

11393

Females

4180

F45-49

4180

Passing Analysis

Category:
Athletes Passed
3906
Passed By
460
Net Change
+3446
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20442
5K → 10K431152+279#20442#20163
10K → 15K32881+247#20163#19916
15K → 20K40283+319#19916#19597
20K → Half3533+2#19597#19595
Half → 25K38937+352#19595#19243
25K → 30K7406+734#19243#18509
30K → 20M3230+323#18509#18186
20M → 21M3143+311#18186#17875
21M → 35K1584+154#17875#17721
35K → 23M21416+198#17721#17523
23M → 24M14211+131#17523#17392
24M → 40K11529+86#17392#17306
40K → 25.2M824+78#17306#17228
25.2M → Finish2331+232#17228#16996
TOTALS3906460+3446
📊

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