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BOSTON MARATHON 2026

Brittany Caffee

Bib: 20449•F

NC

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 39%
Masters (Masters Women)
#0 / 6862
Top 24%
Age Group (F40-44)
#0 / 1737
Top 49%
Race Day Weather
51°/41°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
25:43
3.11 mi
Rank: #18729
Start → 5K
25:43 | 8:17/mi
10K
50:26
6.21 mi
Rank: #17878 (+851)
5K → 10K
24:43 | 7:58/mi
15K
1:14:34
9.32 mi
Rank: #17063 (+815)
10K → 15K
24:08 | 7:47/mi
20K
1:38:47
12.43 mi
Rank: #16435 (+628)
15K → 20K
24:13 | 7:48/mi
HALF
1:44:02
13.11 mi
Rank: #16328 (+107)
20K → HALF
5:15 | 7:43/mi
25K
2:02:57
15.53 mi
Rank: #15892 (+436)
HALF → 25K
18:55 | 7:49/mi
30K
2:28:13
18.64 mi
Rank: #15615 (+277)
25K → 30K
25:16 | 8:08/mi
20M
2:39:18
20.00 mi
Rank: #15473 (+142)
30K → 20M
11:05 | 8:10/mi
21M
2:47:55
21.00 mi
Rank: #15344 (+129)
20M → 21M
8:37 | 8:37/mi
35K
2:53:53
21.75 mi
Rank: #15272 (+72)
21M → 35K
5:58 | 7:59/mi
23M
3:04:07
23.00 mi
Rank: #15173 (+99)
35K → 23M
10:14 | 8:11/mi
24M
3:12:02
24.00 mi
Rank: #15053 (+120)
23M → 24M
7:55 | 7:55/mi
40K
3:19:02
24.85 mi
Rank: #14990 (+63)
24M → 40K
7:00 | 8:12/mi
25.2M
3:22:08
25.20 mi
Rank: #14973 (+17)
40K → 25.2M
3:06 | 9:00/mi
FINISH
3:30:17
26.22 mi
Rank: #15004 (-31)
25.2M → FINISH
8:09 | 8:00/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:44:02
Pace7:57 /mi
2nd Half
Distance13.11 mi
Time1:46:15
Pace8:07 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:5325:438:1725:43
8:17
-
10K
6.21 mi11:52:3650:268:0724:43
7:58
-0:19
15K
9.32 mi12:16:441:14:348:0124:08
7:47
-0:11
20K
12.43 mi12:40:571:38:477:5724:13
7:48
+0:01
HALF
13.11 mi12:46:121:44:027:575:15
7:43
-0:05
25K
15.53 mi13:05:072:02:577:5518:55
7:49
+0:06
30K
18.64 mi13:30:232:28:137:5825:16
8:08
+0:19
20M
20.00 mi13:41:282:39:187:5811:05
8:10
+0:02
21M
21.00 mi13:50:052:47:558:008:37
8:37
+0:27
35K
21.75 mi13:56:032:53:538:005:58
7:59
-0:38
23M
23.00 mi14:06:173:04:078:0110:14
8:11
+0:12
24M
24.00 mi14:14:123:12:028:017:55
7:55
-0:16
40K
24.85 mi14:21:123:19:028:017:00
8:12
+0:17
25.2M
25.20 mi14:24:183:22:088:023:06
9:00
+0:48
FINISH
26.22 mi14:32:273:30:178:028:09
8:00
-1:00

Checkpoint Splits Visualizations

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

📈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

7:43 /mi

Average Pace

8:02 /mi

Slowest Pace

9:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

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

3:18:34

94% of race

Time at Steady Pace

11:43

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:01 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:27:5325:438:1725:43
8:17
#18729
10K
6.21 mi11:52:3650:268:0724:43
7:58
#17878
15K
9.32 mi12:16:441:14:348:0124:08
7:47
#17063
20K
12.43 mi12:40:571:38:477:5724:13
7:48
#16435
HALF
13.11 mi12:46:121:44:027:575:15
7:43
#16328
25K
15.53 mi13:05:072:02:577:5518:55
7:49
#15892
30K
18.64 mi13:30:232:28:137:5825:16
8:08
#15615
20M
20.00 mi13:41:282:39:187:5811:05
8:10
#15473
21M
21.00 mi13:50:052:47:558:008:37
8:37
#15344
35K
21.75 mi13:56:032:53:538:005:58
7:59
#15272
23M
23.00 mi14:06:173:04:078:0110:14
8:11
#15173
24M
24.00 mi14:14:123:12:028:017:55
7:55
#15053
40K
24.85 mi14:21:123:19:028:017:00
8:12
#14990
25.2M
25.20 mi14:24:183:22:088:023:06
9:00
#14973
FINISH
26.22 mi14:32:273:30:178:028:09
8:00
#15004
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi187296919691915091(Top 52%)4801(Top 38%)4801(Top 276%)
10K6.21 mi3.10 mi17878+8516418+5016418+50116898(Top 58%)5851(Top 47%)5851(Top 337%)
15K9.32 mi3.11 mi17063+8155965+4535965+45315091(Top 52%)4801(Top 38%)4801(Top 276%)
20K12.43 mi3.11 mi16435+6285599+3665599+36614494(Top 50%)4500(Top 36%)4500(Top 259%)
HALF13.11 mi0.68 mi16328+1075553+465553+4614823(Top 51%)4625(Top 37%)4625(Top 266%)
25K15.53 mi2.42 mi15892+4365300+2535300+25313871(Top 48%)4225(Top 34%)4225(Top 243%)
30K18.64 mi3.11 mi15615+2775172+1285172+12814451(Top 50%)4658(Top 37%)4658(Top 268%)
20M20.00 mi1.36 mi15473+1425102+705102+7013995(Top 48%)4494(Top 36%)4494(Top 259%)
21M21.00 mi1.00 mi15344+1295060+425060+4213891(Top 48%)4536(Top 36%)4536(Top 261%)
35K21.75 mi0.75 mi15272+725028+325028+3214360(Top 49%)4834(Top 38%)4834(Top 278%)
23M23.00 mi1.25 mi15173+994996+324996+3213668(Top 47%)4539(Top 36%)4539(Top 261%)
24M24.00 mi1.00 mi15053+1204951+454951+4513186(Top 45%)4364(Top 35%)4364(Top 251%)
40K24.85 mi0.85 mi14990+634929+224929+2213723(Top 47%)4736(Top 38%)4736(Top 273%)
25.2M25.20 mi0.35 mi14973+174927+24927+214702(Top 51%)5271(Top 42%)5271(Top 303%)
FINISH26.22 mi1.02 mi15004-314953-264953-2615191(Top 52%)5523(Top 44%)5523(Top 318%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21
+97ft-345ft

Overall

15091

Females

4801

F40-44

4801

5K→10K

3.1 - 6.2 mi

Top 58%
×5
+79ft-138ft

Overall

16898

Females

5851

F40-44

5851

10K→15K

6.2 - 9.3 mi

Top 52%
×3
+67ft-78ft

Overall

15091

Females

4801

F40-44

4801

15K→20K

9.3 - 12.4 mi

Top 50%
×5
+106ft-86ft

Overall

14494

Females

4500

F40-44

4500

20K→HALF

12.4 - 13.1 mi

Top 51%
×2
+19ft-37ft

Overall

14823

Females

4625

F40-44

4625

HALF→25K

13.1 - 15.5 mi

Top 48%
×4
+66ft-88ft

Overall

13871

Females

4225

F40-44

4225

25K→30K

15.5 - 18.6 mi

Top 50%
×9
+181ft-148ft

Overall

14451

Females

4658

F40-44

4658

30K→20M

18.6 - 20.0 mi

Top 48%
×5
+64ft-50ft

Overall

13995

Females

4494

F40-44

4494

20M→21M

20.0 - 21.0 mi

Top 48%
×8
+106ft-24ft

Overall

13891

Females

4536

F40-44

4536

21M→35K

21.0 - 21.8 mi

Top 49%
×7
+17ft-86ft

Overall

14360

Females

4834

F40-44

4834

35K→23M

21.8 - 23.0 mi

Top 47%
×5
+23ft-63ft

Overall

13668

Females

4539

F40-44

4539

23M→24M

23.0 - 24.0 mi

Top 45%
×6
+12ft-82ft

Overall

13186

Females

4364

F40-44

4364

24M→40K

24.0 - 24.9 mi

Top 47%
×1
+6ft-20ft

Overall

13723

Females

4736

F40-44

4736

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1
+13ft-16ft

Overall

14702

Females

5271

F40-44

5271

25.2M→FINISH

25.2 - 26.2 mi

Top 52%
×2
+22ft-21ft

Overall

15191

Females

5523

F40-44

5523

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
4164*
Passed By
439
Net Change
+3725
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18729
5K → 10K909*58+851#18729#17878
10K → 15K827*12+815#17878#17063
15K → 20K639*11+628#17063#16435
20K → HALF1092+107#16435#16328
HALF → 25K446*10+436#16328#15892
25K → 30K339*62+277#15892#15615
30K → 20M16927+142#15615#15473
20M → 21M16536+129#15473#15344
21M → 35K9624+72#15344#15272
35K → 23M13839+99#15272#15173
23M → 24M14525+120#15173#15053
24M → 40K9633+63#15053#14990
40K → 25.2M4225+17#14990#14973
25.2M → FINISH4475-31#14973#15004
TOTALS4164*439+3725

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

📊

Passing Analysis Visualizations

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

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race 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