Boston Marathon logo
BOSTON MARATHON 2024

Katherine Paster

MA

Bib: 27537 F

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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
11:22/mi
35:18
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
11:44/mi
1:11:44
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
12:13/mi
1:49:42
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
12:34/mi
2:28:44
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
11:52/mi
2:36:50
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
13:28/mi
3:09:30
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
14:52/mi
3:55:42
↑ 181↓ 1480.2%
138 ft elev
20M
15:10/mi
4:16:19
↑ 64↓ 500.2%
148 ft elev
21M
15:26/mi
4:31:45
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
13:47/mi
4:42:04
↑ 17↓ 861.7%
156 ft elev
23M
15:07/mi
5:01:00
↑ 23↓ 630.6%
116 ft elev
24M
13:49/mi
5:14:49
↓ 821.3%
34 ft elev
40K· 24.85 mi
14:17/mi
5:27:02
↓ 200.3%
20 ft elev
25.2M
14:33/mi
5:32:03
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
12:14/mi
5:44:31
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
2:36:5011:58 /mi⚡ faster
2nd Half
3:07:4114:19 /mi+19.7%
Positive split — 19.7% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:1035:1811:2235:18
11:22
-
10K
6.21 mi12:30:361:11:4411:3336:26
11:44
+0:22
15K
9.32 mi13:08:341:49:4211:4637:58
12:13
+0:29
20K
12.43 mi13:47:362:28:4411:5839:02
12:34
+0:21
Half
13.11 mi13:55:422:36:5011:588:06
11:52
-0:42
25K
15.53 mi14:28:223:09:3012:1232:40
13:28
+1:36
30K
18.64 mi15:14:343:55:4212:3946:12
14:52
+1:24
20M
20.00 mi15:35:114:16:1912:4920:37
15:10
+0:18
21M
21.00 mi15:50:374:31:4512:5615:26
15:26
+0:16
35K
21.75 mi16:00:564:42:0412:5810:19
13:47
-1:39
23M
23.00 mi16:19:525:01:0013:0518:56
15:07
+1:20
24M
24.00 mi16:33:415:14:4913:0713:49
13:49
-1:18
40K
24.85 mi16:45:545:27:0213:0912:13
14:17
+0:28
25.2M
25.20 mi16:50:555:32:0313:115:01
14:33
+0:16
Finish
26.22 mi17:03:235:44:3113:0912:28
12:14
-2:19

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

11:22 /mi

Average Pace

13:09 /mi

Slowest Pace

15:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

2:49:18

49% of race

Time at Steady Pace

1:09:01

20% of race

Time at Slower Pace

1:46:12

31% of race

Average Pace: 13:08 /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 mi11:54:1035:1811:2235:18
11:22
#25123
10K
6.21 mi12:30:361:11:4411:3336:26
11:44
#25068
15K
9.32 mi13:08:341:49:4211:4637:58
12:13
#25020
20K
12.43 mi13:47:362:28:4411:5839:02
12:34
#24936
Half
13.11 mi13:55:422:36:5011:588:06
11:52
#24915
25K
15.53 mi14:28:223:09:3012:1232:40
13:28
#24891
30K
18.64 mi15:14:343:55:4212:3946:12
14:52
#24909
20M
20.00 mi15:35:114:16:1912:4920:37
15:10
#24947
21M
21.00 mi15:50:374:31:4512:5615:26
15:26
#24927
35K
21.75 mi16:00:564:42:0412:5810:19
13:47
#24918
23M
23.00 mi16:19:525:01:0013:0518:56
15:07
#24945
24M
24.00 mi16:33:415:14:4913:0713:49
13:49
#24930
40K
24.85 mi16:45:545:27:0213:0912:13
14:17
#24925
25.2M
25.20 mi16:50:555:32:0313:115:01
14:33
#24908
Finish
26.22 mi17:03:235:44:3113:0912:28
12:14
#24878
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi251231064310643248761050310503
10K6.21 mi3.10 mi25068+5510610+3310610+33249581054410544
15K9.32 mi3.11 mi25020+4810577+3310577+33248761050310503
20K12.43 mi3.11 mi24936+8410527+5010527+50245331031510315
Half13.11 mi0.68 mi24915+2110517+1010517+10244951032610326
25K15.53 mi2.42 mi24891+2410515+210515+2245781039510395
30K18.64 mi3.11 mi24909-1810536-2110536-21248441059910599
20M20.00 mi1.36 mi24947-3810573-3710573-37248581064310643
21M21.00 mi1.00 mi24927+2010568+510568+5240441029010290
35K21.75 mi0.75 mi24918+910564+410564+4241071035310353
23M23.00 mi1.25 mi24945-2710585-2110585-21247411062610626
24M24.00 mi1.00 mi24930+1510583+210583+2240061035410354
40K24.85 mi0.85 mi24925+510585-210585-2239381035910359
25.2M25.20 mi0.35 mi24908+1710578+710578+72245796889688
Finish26.22 mi1.02 mi24878+3010571+710571+7235581019610196

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21story building
+97ft-345ft

Overall

24876

Females

10503

F45-49

10503

5K→10K

3.1 - 6.2 mi

Top 98%
×5story building
+79ft-138ft

Overall

24958

Females

10544

F45-49

10544

10K→15K

6.2 - 9.3 mi

Top 97%
×3story building
+67ft-78ft

Overall

24876

Females

10503

F45-49

10503

15K→20K

9.3 - 12.4 mi

Top 96%
×5story building
+106ft-86ft

Overall

24533

Females

10315

F45-49

10315

20K→Half

12.4 - 13.1 mi

Top 96%
×2story building
+19ft-37ft

Overall

24495

Females

10326

F45-49

10326

Half→25K

13.1 - 15.5 mi

Top 96%
×4story building
+66ft-88ft

Overall

24578

Females

10395

F45-49

10395

25K→30K

15.5 - 18.6 mi

Top 97%
×9story building
+181ft-148ft

Overall

24844

Females

10599

F45-49

10599

30K→20M

18.6 - 20.0 mi

Top 97%
×5story building
+64ft-50ft

Overall

24858

Females

10643

F45-49

10643

20M→21M

20.0 - 21.0 mi

Top 94%
×8story building
+106ft-24ft

Overall

24044

Females

10290

F45-49

10290

21M→35K

21.0 - 21.8 mi

Top 94%
×7story building
+17ft-86ft

Overall

24107

Females

10353

F45-49

10353

35K→23M

21.8 - 23.0 mi

Top 97%
×5story building
+23ft-63ft

Overall

24741

Females

10626

F45-49

10626

23M→24M

23.0 - 24.0 mi

Top 94%
×6story building
+12ft-82ft

Overall

24006

Females

10354

F45-49

10354

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

23938

Females

10359

F45-49

10359

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

22457

Females

9688

F45-49

9688

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2story building
+22ft-21ft

Overall

23558

Females

10196

F45-49

10196

Passing Analysis

Category:
Athletes Passed
651
Passed By
406
Net Change
+245
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25123
5K → 10K11964+55#25123#25068
10K → 15K9042+48#25068#25020
15K → 20K10723+84#25020#24936
20K → Half254+21#24936#24915
Half → 25K6137+24#24915#24891
25K → 30K5573-18#24891#24909
30K → 20M1856-38#24909#24947
20M → 21M3414+20#24947#24927
21M → 35K2213+9#24927#24918
35K → 23M1340-27#24918#24945
23M → 24M3015+15#24945#24930
24M → 40K2217+5#24930#24925
40K → 25.2M203+17#24925#24908
25.2M → Finish355+30#24908#24878
TOTALS651406+245

Passing Charts

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