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BOSTON MARATHON 2026

Kathryn Parks

WA

Bib: 11972 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Division (F75-79)
#0 / 14
Top 36%
Race Day Weather
51°/41°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
10:30/mi
32:37
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
10:23/mi
1:04:51
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
10:23/mi
1:37:04
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
11:48/mi
2:13:42
↑ 106↓ 860.1%
165 ft elev
HALF· 13.11 mi
10:12/mi
2:20:39
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:33/mi
2:46:14
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:46/mi
3:19:39
↑ 181↓ 1480.2%
138 ft elev
20M
12:06/mi
3:36:04
↑ 64↓ 500.2%
148 ft elev
21M
10:59/mi
3:47:03
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:57/mi
3:54:29
↑ 17↓ 861.7%
156 ft elev
23M
10:10/mi
4:07:12
↑ 23↓ 630.6%
116 ft elev
24M
9:59/mi
4:17:11
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:31/mi
4:26:10
↓ 200.3%
20 ft elev
25.2M
11:36/mi
4:30:10
↑ 13↓ 160.2%
18 ft elev
FINISH· 26.22 mi
10:27/mi
4:40:48
↑ 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
2:20:3910:44 /mi⚖️ balanced
2nd Half
2:20:0910:42 /mi⚖️ balanced
Even split — consistent pacing between halves
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:3032:3710:3032:37
10:30
-
10K
6.21 mi11:24:441:04:5110:2732:14
10:23
-0:07
15K
9.32 mi11:56:571:37:0410:2532:13
10:23
0:00
20K
12.43 mi12:33:352:13:4210:4636:38
11:48
+1:25
HALF
13.11 mi12:40:322:20:3910:446:57
10:12
-1:36
25K
15.53 mi13:06:072:46:1410:4325:35
10:33
+0:21
30K
18.64 mi13:39:323:19:3910:4333:25
10:46
+0:13
20M
20.00 mi13:55:573:36:0410:4916:25
12:06
+1:20
21M
21.00 mi14:06:563:47:0310:4910:59
10:59
-1:07
35K
21.75 mi14:14:223:54:2910:477:26
9:57
-1:02
23M
23.00 mi14:27:054:07:1210:4512:43
10:10
+0:13
24M
24.00 mi14:37:044:17:1110:439:59
9:59
-0:11
40K
24.85 mi14:46:034:26:1010:438:59
10:31
+0:32
25.2M
25.20 mi14:50:034:30:1010:444:00
11:36
+1:05
FINISH
26.22 mi15:00:414:40:4810:4410:38
10:27
-1:09

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

9:57 /mi

Average Pace

10:43 /mi

Slowest Pace

12:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

30:08

11% of race

Time at Steady Pace

3:02:38

65% of race

Time at Slower Pace

1:08:02

24% 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 mi10:52:3032:3710:3032:37
10:30
#27180
10K
6.21 mi11:24:441:04:5110:2732:14
10:23
#26915
15K
9.32 mi11:56:571:37:0410:2532:13
10:23
#26714
20K
12.43 mi12:33:352:13:4210:4636:38
11:48
#27151
HALF
13.11 mi12:40:322:20:3910:446:57
10:12
#27097
25K
15.53 mi13:06:072:46:1410:4325:35
10:33
#26847
30K
18.64 mi13:39:323:19:3910:4333:25
10:46
#26508
20M
20.00 mi13:55:573:36:0410:4916:25
12:06
#26520
21M
21.00 mi14:06:563:47:0310:4910:59
10:59
#26375
35K
21.75 mi14:14:223:54:2910:477:26
9:57
#26268
23M
23.00 mi14:27:054:07:1210:4512:43
10:10
#26101
24M
24.00 mi14:37:044:17:1110:439:59
9:59
#25979
40K
24.85 mi14:46:034:26:1010:438:59
10:31
#25881
25.2M
25.20 mi14:50:034:30:1010:444:00
11:36
#25849
FINISH
26.22 mi15:00:414:40:4810:4410:38
10:27
#25824
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF75-79Seg. OverallSeg. FemalesSeg. F75-79
5K3.11 mi3.11 mi271801137211372264511099410994
10K6.21 mi3.10 mi26915+26511236+13611236+136266941112411124
15K9.32 mi3.11 mi26714+20111126+11011126+110264511099410994
20K12.43 mi3.11 mi27151-43711378-25211378-252278251180911809
HALF13.11 mi0.68 mi27097+5411350+2811350+28260901081210812
25K15.53 mi2.42 mi26847+25011226+12411226+124255501054310543
30K18.64 mi3.11 mi26508+33911059+16711059+167248531029410294
20M20.00 mi1.36 mi26520-1211074-1511074-15265201125311253
21M21.00 mi1.00 mi26375+14511010+6411010+642308594779477
35K21.75 mi0.75 mi26268+10710955+5510955+552301294669466
23M23.00 mi1.25 mi26101+16710869+8610869+862257592949294
24M24.00 mi1.00 mi25979+12210819+5010819+502278194399439
40K24.85 mi0.85 mi25881+9810779+4010779+402324197529752
25.2M25.20 mi0.35 mi25849+3210769+1010769+10237401001410014
FINISH26.22 mi1.02 mi25824+2510765+410765+4249431060710607

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

26451

Females

10994

F75-79

10994

5K→10K

3.1 - 6.2 mi

Top 92%
×5story building
+79ft-138ft

Overall

26694

Females

11124

F75-79

11124

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

26451

Females

10994

F75-79

10994

15K→20K

9.3 - 12.4 mi

Top 96%
×5story building
+106ft-86ft

Overall

27825

Females

11809

F75-79

11809

20K→HALF

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

26090

Females

10812

F75-79

10812

HALF→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

25550

Females

10543

F75-79

10543

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

24853

Females

10294

F75-79

10294

30K→20M

18.6 - 20.0 mi

Top 91%
×5story building
+64ft-50ft

Overall

26520

Females

11253

F75-79

11253

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

23085

Females

9477

F75-79

9477

21M→35K

21.0 - 21.8 mi

Top 79%
×7story building
+17ft-86ft

Overall

23012

Females

9466

F75-79

9466

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

22575

Females

9294

F75-79

9294

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

22781

Females

9439

F75-79

9439

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

23241

Females

9752

F75-79

9752

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23740

Females

10014

F75-79

10014

25.2M→FINISH

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

24943

Females

10607

F75-79

10607

Passing Analysis

Category:
Athletes Passed
2031
Passed By
675
Net Change
+1356
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27180
5K → 10K33772+265#27180#26915
10K → 15K24342+201#26915#26714
15K → 20K24461-437#26714#27151
20K → HALF562+54#27151#27097
HALF → 25K2533+250#27097#26847
25K → 30K3423+339#26847#26508
30K → 20M4658-12#26508#26520
20M → 21M1494+145#26520#26375
21M → 35K1081+107#26375#26268
35K → 23M1692+167#26268#26101
23M → 24M1231+122#26101#25979
24M → 40K1013+98#25979#25881
40K → 25.2M386+32#25881#25849
25.2M → FINISH4217+25#25849#25824
TOTALS2031675+1356

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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OTQ

Olympic Trials Qualifying analysis available

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