Boston Marathon logo
BOSTON MARATHON 2024

Deborah Alper

Bib: 21874•F

QC

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F55-59)
#0 / 876
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
8:56/mi
27:44
↑ 97↓ 3451.5%
10K· 6.21 mi
8:56/mi
55:30
↑ 79↓ 1380.4%
15K· 9.32 mi
9:12/mi
1:24:05
↑ 67↓ 78
20K· 12.43 mi
10:19/mi
1:56:07
↑ 106↓ 860.1%
Half· 13.11 mi
11:01/mi
2:03:38
↑ 19↓ 370.5%
25K· 15.53 mi
11:33/mi
2:31:38
↑ 66↓ 880.2%
30K· 18.64 mi
12:28/mi
3:10:22
↑ 181↓ 1480.2%
20M
12:30/mi
3:27:21
↑ 64↓ 500.2%
21M
14:15/mi
3:41:36
↑ 106↓ 241.6%
35K· 21.75 mi
11:11/mi
3:49:58
↑ 17↓ 861.7%
23M
11:45/mi
4:04:41
↑ 23↓ 630.6%
24M
11:39/mi
4:16:20
↓ 821.3%
40K· 24.85 mi
11:49/mi
4:26:26
↓ 200.3%
25.2M
12:11/mi
4:30:38
↑ 13↓ 160.2%
Finish· 26.22 mi
10:00/mi
4:40:49
↑ 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
Time2:03:38
Pace9:26 /mi
2nd Half
Distance13.11 mi
Time2:37:11
Pace11:59 /mi
📊Positive Split: 27.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:0927:448:5627:44
8:56
-
10K
6.21 mi11:51:5555:308:5627:46
8:56
0:00
15K
9.32 mi12:20:301:24:059:0128:35
9:12
+0:16
20K
12.43 mi12:52:321:56:079:2132:02
10:19
+1:07
Half
13.11 mi13:00:032:03:389:267:31
11:01
+0:42
25K
15.53 mi13:28:032:31:389:4628:00
11:33
+0:32
30K
18.64 mi14:06:473:10:2210:1338:44
12:28
+0:55
20M
20.00 mi14:23:463:27:2110:2216:59
12:30
+0:02
21M
21.00 mi14:38:013:41:3610:3314:15
14:15
+1:45
35K
21.75 mi14:46:233:49:5810:348:22
11:11
-3:04
23M
23.00 mi15:01:064:04:4110:3814:43
11:45
+0:34
24M
24.00 mi15:12:454:16:2010:4111:39
11:39
-0:06
40K
24.85 mi15:22:514:26:2610:4310:06
11:49
+0:10
25.2M
25.20 mi15:27:034:30:3810:444:12
12:11
+0:22
Finish
26.22 mi15:37:144:40:4910:4310:11
10:00
-2:11

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

8:56 /mi

Average Pace

10:43 /mi

Slowest Pace

14:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:18

45% of race

Time at Steady Pace

1:24:33

30% of race

Time at Slower Pace

1:09:58

25% of race

Average Pace: 10:43 /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 mi11:24:0927:448:5627:44
8:56
#19795
10K
6.21 mi11:51:5555:308:5627:46
8:56
#19622
15K
9.32 mi12:20:301:24:059:0128:35
9:12
#19662
20K
12.43 mi12:52:321:56:079:2132:02
10:19
#20255
Half
13.11 mi13:00:032:03:389:267:31
11:01
#20450
25K
15.53 mi13:28:032:31:389:4628:00
11:33
#20861
30K
18.64 mi14:06:473:10:2210:1338:44
12:28
#21280
20M
20.00 mi14:23:463:27:2110:2216:59
12:30
#21356
21M
21.00 mi14:38:013:41:3610:3314:15
14:15
#21495
35K
21.75 mi14:46:233:49:5810:348:22
11:11
#21444
23M
23.00 mi15:01:064:04:4110:3814:43
11:45
#21357
24M
24.00 mi15:12:454:16:2010:4111:39
11:39
#21331
40K
24.85 mi15:22:514:26:2610:4310:06
11:49
#21274
25.2M
25.20 mi15:27:034:30:3810:444:12
12:11
#21222
Finish
26.22 mi15:37:144:40:4910:4310:11
10:00
#21115
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi197957771777119728(Top 77%)7644(Top 70%)7644(Top 873%)
10K6.21 mi3.10 mi19622+1737656+1157656+11519502(Top 76%)7558(Top 69%)7558(Top 863%)
15K9.32 mi3.11 mi19662-407657-17657-119728(Top 77%)7644(Top 70%)7644(Top 873%)
20K12.43 mi3.11 mi20255-5937955-2987955-29821264(Top 83%)8506(Top 78%)8506(Top 971%)
Half13.11 mi0.68 mi20450-1958070-1158070-11523552(Top 92%)9801(Top 90%)9801(Top 1119%)
25K15.53 mi2.42 mi20861-4118305-2358305-23522505(Top 88%)9274(Top 85%)9274(Top 1059%)
30K18.64 mi3.11 mi21280-4198574-2698574-26922635(Top 89%)9466(Top 87%)9466(Top 1081%)
20M20.00 mi1.36 mi21356-768656-828656-8222172(Top 87%)9341(Top 86%)9341(Top 1066%)
21M21.00 mi1.00 mi21495-1398751-958751-9522653(Top 89%)9624(Top 88%)9624(Top 1099%)
35K21.75 mi0.75 mi21444+518732+198732+1920206(Top 79%)8458(Top 77%)8458(Top 966%)
23M23.00 mi1.25 mi21357+878722+108722+1020231(Top 79%)8513(Top 78%)8513(Top 972%)
24M24.00 mi1.00 mi21331+268729-78729-720712(Top 81%)8793(Top 80%)8793(Top 1004%)
40K24.85 mi0.85 mi21274+578717+128717+1220072(Top 79%)8564(Top 78%)8564(Top 978%)
25.2M25.20 mi0.35 mi21222+528699+188699+1817813(Top 70%)7458(Top 68%)7458(Top 851%)
Finish26.22 mi1.02 mi21115+1078643+568643+5618372(Top 72%)7680(Top 70%)7680(Top 877%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

19728

Females

7644

F55-59

7644

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

19502

Females

7558

F55-59

7558

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

19728

Females

7644

F55-59

7644

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

21264

Females

8506

F55-59

8506

20K→Half

12.4 - 13.1 mi

Top 92%
×2story building
+19ft-37ft

Overall

23552

Females

9801

F55-59

9801

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

22505

Females

9274

F55-59

9274

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

22635

Females

9466

F55-59

9466

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

22172

Females

9341

F55-59

9341

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

22653

Females

9624

F55-59

9624

21M→35K

21.0 - 21.8 mi

Top 79%
×7story building
+17ft-86ft

Overall

20206

Females

8458

F55-59

8458

35K→23M

21.8 - 23.0 mi

Top 79%
×5story building
+23ft-63ft

Overall

20231

Females

8513

F55-59

8513

23M→24M

23.0 - 24.0 mi

Top 81%
×6story building
+12ft-82ft

Overall

20712

Females

8793

F55-59

8793

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

20072

Females

8564

F55-59

8564

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

17813

Females

7458

F55-59

7458

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2story building
+22ft-21ft

Overall

18372

Females

7680

F55-59

7680

Passing Analysis

Category:
Athletes Passed
1370
Passed By
2690
Net Change
-1320
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19795
5K → 10K345172+173#19795#19622
10K → 15K218258-40#19622#19662
15K → 20K72665-593#19662#20255
20K → Half3198-195#20255#20450
Half → 25K62473-411#20450#20861
25K → 30K65484-419#20861#21280
30K → 20M57133-76#21280#21356
20M → 21M30169-139#21356#21495
21M → 35K7221+51#21495#21444
35K → 23M12235+87#21444#21357
23M → 24M7246+26#21357#21331
24M → 40K7821+57#21331#21274
40K → 25.2M575+52#21274#21222
25.2M → Finish11710+107#21222#21115
TOTALS13702690-1320
📊

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