Boston Marathon logo
BOSTON MARATHON 2024

Lori Webb

Bib: 20905•F

TX

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
28:17
↑ 97↓ 3451.5%
10K· 6.21 mi
9:21/mi
57:21
↑ 79↓ 1380.4%
15K· 9.32 mi
8:56/mi
1:25:05
↑ 67↓ 78
20K· 12.43 mi
9:00/mi
1:53:03
↑ 106↓ 860.1%
Half· 13.11 mi
8:49/mi
1:59:04
↑ 19↓ 370.5%
25K· 15.53 mi
9:02/mi
2:20:59
↑ 66↓ 880.2%
30K· 18.64 mi
9:25/mi
2:50:14
↑ 181↓ 1480.2%
20M
9:32/mi
3:03:11
↑ 64↓ 500.2%
21M
10:01/mi
3:13:12
↑ 106↓ 241.6%
35K· 21.75 mi
11:14/mi
3:21:36
↑ 17↓ 861.7%
23M
9:19/mi
3:33:16
↑ 23↓ 630.6%
24M
9:27/mi
3:42:43
↓ 821.3%
40K· 24.85 mi
9:31/mi
3:50:51
↓ 200.3%
25.2M
10:47/mi
3:54:34
↑ 13↓ 160.2%
Finish· 26.22 mi
9:27/mi
4:04:12
↑ 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
Time1:59:04
Pace9:05 /mi
2nd Half
Distance13.11 mi
Time2:05:08
Pace9:33 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:2228:179:0628:17
9:06
-
10K
6.21 mi11:52:2657:219:1429:04
9:21
+0:15
15K
9.32 mi12:20:101:25:059:0827:44
8:56
-0:25
20K
12.43 mi12:48:081:53:039:0627:58
9:00
+0:04
Half
13.11 mi12:54:091:59:049:056:01
8:49
-0:11
25K
15.53 mi13:16:042:20:599:0521:55
9:02
+0:13
30K
18.64 mi13:45:192:50:149:0829:15
9:25
+0:23
20M
20.00 mi13:58:163:03:119:1012:57
9:32
+0:07
21M
21.00 mi14:08:173:13:129:1210:01
10:01
+0:29
35K
21.75 mi14:16:413:21:369:168:24
11:14
+1:13
23M
23.00 mi14:28:213:33:169:1611:40
9:19
-1:55
24M
24.00 mi14:37:483:42:439:179:27
9:27
+0:08
40K
24.85 mi14:45:563:50:519:178:08
9:31
+0:04
25.2M
25.20 mi14:49:393:54:349:183:43
10:47
+1:16
Finish
26.22 mi14:59:174:04:129:199:38
9:27
-1:20

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

8:49 /mi

Average Pace

9:19 /mi

Slowest Pace

11:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:23:38

34% of race

Time at Steady Pace

2:18:26

57% of race

Time at Slower Pace

22:08

9% of race

Average Pace: 9:19 /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 mi11:23:2228:179:0628:17
9:06
#20484
10K
6.21 mi11:52:2657:219:1429:04
9:21
#20731
15K
9.32 mi12:20:101:25:059:0827:44
8:56
#20058
20K
12.43 mi12:48:081:53:039:0627:58
9:00
#19360
Half
13.11 mi12:54:091:59:049:056:01
8:49
#19277
25K
15.53 mi13:16:042:20:599:0521:55
9:02
#18640
30K
18.64 mi13:45:192:50:149:0829:15
9:25
#17966
20M
20.00 mi13:58:163:03:119:1012:57
9:32
#17713
21M
21.00 mi14:08:173:13:129:1210:01
10:01
#17448
35K
21.75 mi14:16:413:21:369:168:24
11:14
#17607
23M
23.00 mi14:28:213:33:169:1611:40
9:19
#17322
24M
24.00 mi14:37:483:42:439:179:27
9:27
#17189
40K
24.85 mi14:45:563:50:519:178:08
9:31
#17010
25.2M
25.20 mi14:49:393:54:349:183:43
10:47
#16943
Finish
26.22 mi14:59:174:04:129:199:38
9:27
#16886
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi204848135813518569(Top 73%)7009(Top 64%)7009(Top 400%)
10K6.21 mi3.10 mi20731-2478236-1018236-10120958(Top 82%)8344(Top 76%)8344(Top 476%)
15K9.32 mi3.11 mi20058+6737864+3727864+37218569(Top 73%)7009(Top 64%)7009(Top 400%)
20K12.43 mi3.11 mi19360+6987498+3667498+36617342(Top 68%)6342(Top 58%)6342(Top 362%)
Half13.11 mi0.68 mi19277+837456+427456+4217463(Top 68%)6496(Top 59%)6496(Top 371%)
25K15.53 mi2.42 mi18640+6377112+3447112+34415699(Top 61%)5558(Top 51%)5558(Top 317%)
30K18.64 mi3.11 mi17966+6746815+2976815+29715114(Top 59%)5481(Top 50%)5481(Top 313%)
20M20.00 mi1.36 mi17713+2536701+1146701+11414677(Top 57%)5494(Top 50%)5494(Top 313%)
21M21.00 mi1.00 mi17448+2656577+1246577+12413050(Top 51%)4824(Top 44%)4824(Top 275%)
35K21.75 mi0.75 mi17607-1596686-1096686-10920289(Top 79%)8492(Top 78%)8492(Top 484%)
23M23.00 mi1.25 mi17322+2856551+1356551+13512703(Top 50%)4773(Top 44%)4773(Top 272%)
24M24.00 mi1.00 mi17189+1336498+536498+5314306(Top 56%)5600(Top 51%)5600(Top 319%)
40K24.85 mi0.85 mi17010+1796437+616437+6113191(Top 52%)5148(Top 47%)5148(Top 294%)
25.2M25.20 mi0.35 mi16943+676421+166421+1613822(Top 54%)5483(Top 50%)5483(Top 313%)
Finish26.22 mi1.02 mi16886+576420+16420+116331(Top 64%)6675(Top 61%)6675(Top 381%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

18569

Females

7009

F45-49

7009

5K→10K

3.1 - 6.2 mi

Top 82%
×5story building
+79ft-138ft

Overall

20958

Females

8344

F45-49

8344

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

18569

Females

7009

F45-49

7009

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

17342

Females

6342

F45-49

6342

20K→Half

12.4 - 13.1 mi

Top 68%
×2story building
+19ft-37ft

Overall

17463

Females

6496

F45-49

6496

Half→25K

13.1 - 15.5 mi

Top 61%
×4story building
+66ft-88ft

Overall

15699

Females

5558

F45-49

5558

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

15114

Females

5481

F45-49

5481

30K→20M

18.6 - 20.0 mi

Top 57%
×5story building
+64ft-50ft

Overall

14677

Females

5494

F45-49

5494

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

13050

Females

4824

F45-49

4824

21M→35K

21.0 - 21.8 mi

Top 79%
×7story building
+17ft-86ft

Overall

20289

Females

8492

F45-49

8492

35K→23M

21.8 - 23.0 mi

Top 50%
×5story building
+23ft-63ft

Overall

12703

Females

4773

F45-49

4773

23M→24M

23.0 - 24.0 mi

Top 56%
×6story building
+12ft-82ft

Overall

14306

Females

5600

F45-49

5600

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13191

Females

5148

F45-49

5148

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

13822

Females

5483

F45-49

5483

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

16331

Females

6675

F45-49

6675

Passing Analysis

Category:
Athletes Passed
4350
Passed By
752
Net Change
+3598
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20484
5K → 10K168415-247#20484#20731
10K → 15K68613+673#20731#20058
15K → 20K7068+698#20058#19360
20K → Half852+83#19360#19277
Half → 25K6403+637#19277#18640
25K → 30K69016+674#18640#17966
30K → 20M26815+253#17966#17713
20M → 21M2727+265#17713#17448
21M → 35K35194-159#17448#17607
35K → 23M2894+285#17607#17322
23M → 24M15219+133#17322#17189
24M → 40K1856+179#17189#17010
40K → 25.2M725+67#17010#16943
25.2M → Finish10245+57#16943#16886
TOTALS4350752+3598
📊

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