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BOSTON MARATHON 2026

Laura Pifer

GA

Bib: 168 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 3%
Gender (Female)
#0 / 12578
Top 0.3%
Masters (Masters Women)
#0 / 6862
Top 0.1%
Division (F40-44)
#0 / 1737
Top 0.2%
Race Day Weather
51°/41°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:06/mi
18:57
↑ 97↓ 345
10K· 6.21 mi
6:02/mi
37:41
↑ 79↓ 138
15K· 9.32 mi
6:04/mi
56:29
↑ 67↓ 78
20K· 12.43 mi
6:07/mi
1:15:28
↑ 106↓ 86
HALF· 13.11 mi
6:03/mi
1:19:35
↑ 19↓ 37
25K· 15.53 mi
6:05/mi
1:34:20
↑ 66↓ 88
30K· 18.64 mi
6:03/mi
1:53:06
↑ 181↓ 148
20M
5:55/mi
2:01:08
↑ 64↓ 50
21M
6:07/mi
2:07:15
↑ 106↓ 24
35K· 21.75 mi
5:40/mi
2:11:29
↑ 17↓ 86
23M
5:52/mi
2:18:49
↑ 23↓ 63
24M
5:37/mi
2:24:26
↓ 82
40K· 24.85 mi
5:46/mi
2:29:21
↓ 20
25.2M
6:17/mi
2:31:31
↑ 13↓ 16
FINISH· 26.22 mi
5:56/mi
2:37:33
↑ 22↓ 21
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via HALF
1:19:356:05 /mi+2.0%
2nd Half
1:17:585:57 /mi✓ faster
Negative split — 2.0% faster in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
18:576:063.11 mi18:57
6:06
-
10K
37:416:043.10 mi18:44
6:02
-0:04
15K
56:296:043.11 mi18:48
6:04
+0:02
20K
1:15:286:053.11 mi18:59
6:07
+0:03
HALF(13.11 mi)
1:19:356:050.68 mi4:07
6:03
-0:04
25K
1:34:206:052.42 mi14:45
6:05
+0:02
30K
1:53:066:053.11 mi18:46
6:03
-0:02
20M
2:01:086:041.36 mi8:02
5:55
-0:08
21M
2:07:156:041.00 mi6:07
6:07
+0:12
35K
2:11:296:030.75 mi4:14
5:40
-0:27
23M
2:18:496:031.25 mi7:20
5:52
+0:12
24M
2:24:266:021.00 mi5:37
5:37
-0:15
40K
2:29:216:010.85 mi4:55
5:46
+0:09
25.2M
2:31:316:010.35 mi2:10
6:17
+0:31
FINISH(26.22 mi)
2:37:336:011.02 mi6:02
5:56
-0:21
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

5:37 /mi

Average Pace

6:01 /mi

Slowest Pace

6:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:35:23

99% of race

Time at Steady Pace

2:10

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:01 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi1595575715965656
10K3.10 mi1517+7854+354+314845454
15K3.11 mi1536-1955-155-115965656
20K3.11 mi1563-2756-156-116315757
HALF(13.11 mi)0.68 mi1574-1157-157-116905656
25K2.42 mi1527+4754+354+313974747
30K3.11 mi1343+18450+450+47852727
20M1.36 mi1237+10644+644+64752121
21M1.00 mi1159+7843+143+14092020
35K0.75 mi1111+4843434152222
23M1.25 mi1023+8843434281919
24M1.00 mi966+5743433191919
40K0.85 mi910+5636+736+73471919
25.2M0.35 mi889+2136364841919
FINISH(26.22 mi)1.02 mi883+6363613617070

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21story building
+97ft-345ft

Overall

1596

Females

56

F40-44

56

5K→10K

3.1 - 6.2 mi

Top 5%
×5story building
+79ft-138ft

Overall

1484

Females

54

F40-44

54

10K→15K

6.2 - 9.3 mi

Top 5%
×3story building
+67ft-78ft

Overall

1596

Females

56

F40-44

56

15K→20K

9.3 - 12.4 mi

Top 6%
×5story building
+106ft-86ft

Overall

1631

Females

57

F40-44

57

20K→HALF

12.4 - 13.1 mi

Top 6%
×2story building
+19ft-37ft

Overall

1690

Females

56

F40-44

56

HALF→25K

13.1 - 15.5 mi

Top 5%
×4story building
+66ft-88ft

Overall

1397

Females

47

F40-44

47

25K→30K

15.5 - 18.6 mi

Top 3%
×9story building
+181ft-148ft

Overall

785

Females

27

F40-44

27

30K→20M

18.6 - 20.0 mi

Top 2%
×5story building
+64ft-50ft

Overall

475

Females

21

F40-44

21

20M→21M

20.0 - 21.0 mi

Top 1%
×8story building
+106ft-24ft

Overall

409

Females

20

F40-44

20

21M→35K

21.0 - 21.8 mi

Top 1%
×7story building
+17ft-86ft

Overall

415

Females

22

F40-44

22

35K→23M

21.8 - 23.0 mi

Top 1%
×5story building
+23ft-63ft

Overall

428

Females

19

F40-44

19

23M→24M

23.0 - 24.0 mi

Top 1%
×6story building
+12ft-82ft

Overall

319

Females

19

F40-44

19

24M→40K

24.0 - 24.9 mi

Top 1%
×1story
+6ft-20ft

Overall

347

Females

19

F40-44

19

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

484

Females

19

F40-44

19

25.2M→FINISH

25.2 - 26.2 mi

Top 5%
×2story building
+22ft-21ft

Overall

1361

Females

70

F40-44

70

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#1595
5K → 10K
49127+78
#1595 → #1517
10K → 15K
5738-19
#1517 → #1536
15K → 20K
6740-27
#1536 → #1563
20K → HALF
132-11
#1563 → #1574
HALF → 25K
1562+47
#1574 → #1527
25K → 30K
1185+184
#1527 → #1343
30K → 20M
0106+106
#1343 → #1237
20M → 21M
078+78
#1237 → #1159
21M → 35K
048+48
#1159 → #1111
35K → 23M
189+88
#1111 → #1023
23M → 24M
158+57
#1023 → #966
24M → 40K
056+56
#966 → #910
40K → 25.2M
122+21
#910 → #889
25.2M → FINISH
713+6
#889 → #883
TOTALS
212924+712
#1595 → #883

Passing Visualized

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing