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BOSTON MARATHON 2026

Jennifer Billey

Bib: 26241β€’F

CA

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F65-69)
#0 / 273
Race Day Weather
51Β°/41Β°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
32:51
3.11 mi
Rank: #27316
Start β†’ 5K
32:51 | 10:35/mi
10K
1:04:09
6.21 mi
Rank: #26666 (+650)
5K β†’ 10K
31:18 | 10:05/mi
15K
1:36:37
9.32 mi
Rank: #26633 (+33)
10K β†’ 15K
32:28 | 10:28/mi
20K
2:10:01
12.43 mi
Rank: #26612 (+21)
15K β†’ 20K
33:24 | 10:46/mi
HALF
2:16:50
13.11 mi
Rank: #26554 (+58)
20K β†’ HALF
6:49 | 10:01/mi
25K
2:42:00
15.53 mi
Rank: #26349 (+205)
HALF β†’ 25K
25:10 | 10:23/mi
30K
3:16:45
18.64 mi
Rank: #26228 (+121)
25K β†’ 30K
34:45 | 11:12/mi
20M
3:32:08
20.00 mi
Rank: #26177 (+51)
30K β†’ 20M
15:23 | 11:20/mi
21M
3:44:18
21.00 mi
Rank: #26129 (+48)
20M β†’ 21M
12:10 | 12:10/mi
35K
3:52:12
21.75 mi
Rank: #26074 (+55)
21M β†’ 35K
7:54 | 10:34/mi
23M
4:05:48
23.00 mi
Rank: #25989 (+85)
35K β†’ 23M
13:36 | 10:53/mi
24M
4:16:13
24.00 mi
Rank: #25897 (+92)
23M β†’ 24M
10:25 | 10:25/mi
40K
4:25:11
24.85 mi
Rank: #25794 (+103)
24M β†’ 40K
8:58 | 10:30/mi
25.2M
4:29:01
25.20 mi
Rank: #25756 (+38)
40K β†’ 25.2M
3:50 | 11:07/mi
FINISH
4:39:22
26.22 mi
Rank: #25715 (+41)
25.2M β†’ FINISH
10:21 | 10:10/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:16:50
Pace10:27 /mi
2nd Half
Distance13.11 mi
Time2:22:32
Pace10:53 /mi
πŸ“ŠPositive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:40:0432:5110:3532:51
10:35
-
10K
6.21 mi12:11:221:04:0910:2031:18
10:05
-0:30
15K
9.32 mi12:43:501:36:3710:2232:28
10:28
+0:23
20K
12.43 mi13:17:142:10:0110:2833:24
10:46
+0:18
HALF
13.11 mi13:24:032:16:5010:276:49
10:01
-0:45
25K
15.53 mi13:49:132:42:0010:2625:10
10:23
+0:22
30K
18.64 mi14:23:583:16:4510:3434:45
11:12
+0:49
20M
20.00 mi14:39:213:32:0810:3715:23
11:20
+0:08
21M
21.00 mi14:51:313:44:1810:4112:10
12:10
+0:50
35K
21.75 mi14:59:253:52:1210:417:54
10:34
-1:36
23M
23.00 mi15:13:014:05:4810:4213:36
10:53
+0:19
24M
24.00 mi15:23:264:16:1310:4110:25
10:25
-0:28
40K
24.85 mi15:32:244:25:1110:418:58
10:30
+0:05
25.2M
25.20 mi15:36:144:29:0110:413:50
11:07
+0:37
FINISH
26.22 mi15:46:354:39:2210:4010:21
10:10
-0:57

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

10:01 /mi

Average Pace

10:40 /mi

Slowest Pace

12:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

48:28

17% of race

Time at Steady Pace

2:31:10

54% of race

Time at Slower Pace

1:19:44

29% of race

Average Pace: 10:39 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:40:0432:5110:3532:51
10:35
#27316
10K
6.21 mi12:11:221:04:0910:2031:18
10:05
#26666
15K
9.32 mi12:43:501:36:3710:2232:28
10:28
#26633
20K
12.43 mi13:17:142:10:0110:2833:24
10:46
#26612
HALF
13.11 mi13:24:032:16:5010:276:49
10:01
#26554
25K
15.53 mi13:49:132:42:0010:2625:10
10:23
#26349
30K
18.64 mi14:23:583:16:4510:3434:45
11:12
#26228
20M
20.00 mi14:39:213:32:0810:3715:23
11:20
#26177
21M
21.00 mi14:51:313:44:1810:4112:10
12:10
#26129
35K
21.75 mi14:59:253:52:1210:417:54
10:34
#26074
23M
23.00 mi15:13:014:05:4810:4213:36
10:53
#25989
24M
24.00 mi15:23:264:16:1310:4110:25
10:25
#25897
40K
24.85 mi15:32:244:25:1110:418:58
10:30
#25794
25.2M
25.20 mi15:36:144:29:0110:413:50
11:07
#25756
FINISH
26.22 mi15:46:354:39:2210:4010:21
10:10
#25715
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi27316114601146026592(Top 92%)11071(Top 88%)11071(Top 4055%)
10K6.21 mi3.10 mi26666+65011097+36311097+36326037(Top 90%)10747(Top 85%)10747(Top 3937%)
15K9.32 mi3.11 mi26633+3311078+1911078+1926592(Top 92%)11071(Top 88%)11071(Top 4055%)
20K12.43 mi3.11 mi26612+2111079-111079-126618(Top 92%)11109(Top 88%)11109(Top 4069%)
HALF13.11 mi0.68 mi26554+5811050+2911050+2925716(Top 89%)10611(Top 84%)10611(Top 3887%)
25K15.53 mi2.42 mi26349+20510936+11410936+11425192(Top 87%)10335(Top 82%)10335(Top 3786%)
30K18.64 mi3.11 mi26228+12110897+3910897+3925673(Top 88%)10718(Top 85%)10718(Top 3926%)
20M20.00 mi1.36 mi26177+5110885+1210885+1225471(Top 88%)10696(Top 85%)10696(Top 3918%)
21M21.00 mi1.00 mi26129+4810869+1610869+1625317(Top 87%)10668(Top 85%)10668(Top 3908%)
35K21.75 mi0.75 mi26074+5510850+1910850+1924427(Top 84%)10219(Top 81%)10219(Top 3743%)
23M23.00 mi1.25 mi25989+8510812+3810812+3824219(Top 83%)10170(Top 81%)10170(Top 3725%)
24M24.00 mi1.00 mi25897+9210783+2910783+2923923(Top 82%)10040(Top 80%)10040(Top 3678%)
40K24.85 mi0.85 mi25794+10310734+4910734+4923201(Top 80%)9732(Top 77%)9732(Top 3565%)
25.2M25.20 mi0.35 mi25756+3810721+1310721+1322700(Top 78%)9462(Top 75%)9462(Top 3466%)
FINISH26.22 mi1.02 mi25715+4110715+610715+624273(Top 84%)10262(Top 82%)10262(Top 3759%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
Γ—21
+97ft-345ft

Overall

26592

Females

11071

F65-69

11071

5K→10K

3.1 - 6.2 mi

Top 90%
Γ—5
+79ft-138ft

Overall

26037

Females

10747

F65-69

10747

10K→15K

6.2 - 9.3 mi

Top 92%
Γ—3
+67ft-78ft

Overall

26592

Females

11071

F65-69

11071

15K→20K

9.3 - 12.4 mi

Top 92%
Γ—5
+106ft-86ft

Overall

26618

Females

11109

F65-69

11109

20K→HALF

12.4 - 13.1 mi

Top 89%
Γ—2
+19ft-37ft

Overall

25716

Females

10611

F65-69

10611

HALF→25K

13.1 - 15.5 mi

Top 87%
Γ—4
+66ft-88ft

Overall

25192

Females

10335

F65-69

10335

25K→30K

15.5 - 18.6 mi

Top 88%
Γ—9
+181ft-148ft

Overall

25673

Females

10718

F65-69

10718

30K→20M

18.6 - 20.0 mi

Top 88%
Γ—5
+64ft-50ft

Overall

25471

Females

10696

F65-69

10696

20M→21M

20.0 - 21.0 mi

Top 87%
Γ—8
+106ft-24ft

Overall

25317

Females

10668

F65-69

10668

21M→35K

21.0 - 21.8 mi

Top 84%
Γ—7
+17ft-86ft

Overall

24427

Females

10219

F65-69

10219

35K→23M

21.8 - 23.0 mi

Top 83%
Γ—5
+23ft-63ft

Overall

24219

Females

10170

F65-69

10170

23M→24M

23.0 - 24.0 mi

Top 82%
Γ—6
+12ft-82ft

Overall

23923

Females

10040

F65-69

10040

24M→40K

24.0 - 24.9 mi

Top 80%
Γ—1
+6ft-20ft

Overall

23201

Females

9732

F65-69

9732

40K→25.2M

24.9 - 25.2 mi

Top 78%
Γ—1
+13ft-16ft

Overall

22700

Females

9462

F65-69

9462

25.2M→FINISH

25.2 - 26.2 mi

Top 84%
Γ—2
+22ft-21ft

Overall

24273

Females

10262

F65-69

10262

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1990*
Passed By
389
Net Change
+1601
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#27316
5K β†’ 10K668*18+650#27316#26666
10K β†’ 15K145112+33#26666#26633
15K β†’ 20K123102+21#26633#26612
20K β†’ HALF580+58#26612#26554
HALF β†’ 25K208*3+205#26554#26349
25K β†’ 30K17756+121#26349#26228
30K β†’ 20M8433+51#26228#26177
20M β†’ 21M7426+48#26177#26129
21M β†’ 35K605+55#26129#26074
35K β†’ 23M9611+85#26074#25989
23M β†’ 24M1019+92#25989#25897
24M β†’ 40K1063+103#25897#25794
40K β†’ 25.2M402+38#25794#25756
25.2M β†’ FINISH509+41#25756#25715
TOTALS1990*389+1601

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing