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BOSTON MARATHON 2026

Rachel Colton

Bib: 20905•F

OR

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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 (F45-49)
#0 / 1786
Top 28%
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
24:42
3.11 mi
Rank: #16567
Start → 5K
24:42 | 7:58/mi
10K
49:18
6.21 mi
Rank: #16596 (-29)
5K → 10K
24:36 | 7:56/mi
15K
1:14:04
9.32 mi
Rank: #16661 (-65)
10K → 15K
24:46 | 7:59/mi
20K
1:38:58
12.43 mi
Rank: #16541 (+120)
15K → 20K
24:54 | 8:01/mi
HALF
1:44:23
13.11 mi
Rank: #16552 (-11)
20K → HALF
5:25 | 7:57/mi
25K
2:03:48
15.53 mi
Rank: #16338 (+214)
HALF → 25K
19:25 | 8:01/mi
30K
2:28:58
18.64 mi
Rank: #15924 (+414)
25K → 30K
25:10 | 8:07/mi
20M
2:40:04
20.00 mi
Rank: #15765 (+159)
30K → 20M
11:06 | 8:11/mi
21M
2:48:29
21.00 mi
Rank: #15540 (+225)
20M → 21M
8:25 | 8:25/mi
35K
2:54:23
21.75 mi
Rank: #15443 (+97)
21M → 35K
5:54 | 7:54/mi
23M
3:04:32
23.00 mi
Rank: #15314 (+129)
35K → 23M
10:09 | 8:07/mi
24M
3:12:28
24.00 mi
Rank: #15205 (+109)
23M → 24M
7:56 | 7:56/mi
40K
3:19:20
24.85 mi
Rank: #15082 (+123)
24M → 40K
6:52 | 8:02/mi
25.2M
3:22:18
25.20 mi
Rank: #15029 (+53)
40K → 25.2M
2:58 | 8:37/mi
FINISH
3:30:18
26.22 mi
Rank: #15006 (+23)
25.2M → FINISH
8:00 | 7:52/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:44:23
Pace7:58 /mi
2nd Half
Distance13.11 mi
Time1:45:55
Pace8:05 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:10:4224:427:5824:42
7:58
-
10K
6.21 mi11:35:1849:187:5724:36
7:56
-0:02
15K
9.32 mi12:00:041:14:047:5724:46
7:59
+0:03
20K
12.43 mi12:24:581:38:587:5824:54
8:01
+0:02
HALF
13.11 mi12:30:231:44:237:585:25
7:57
-0:04
25K
15.53 mi12:49:482:03:487:5919:25
8:01
+0:04
30K
18.64 mi13:14:582:28:588:0025:10
8:07
+0:06
20M
20.00 mi13:26:042:40:048:0111:06
8:11
+0:04
21M
21.00 mi13:34:292:48:298:028:25
8:25
+0:14
35K
21.75 mi13:40:232:54:238:025:54
7:54
-0:31
23M
23.00 mi13:50:323:04:328:0210:09
8:07
+0:13
24M
24.00 mi13:58:283:12:288:027:56
7:56
-0:11
40K
24.85 mi14:05:203:19:208:026:52
8:02
+0:06
25.2M
25.20 mi14:08:183:22:188:022:58
8:37
+0:35
FINISH
26.22 mi14:16:183:30:188:028:00
7:52
-0:45

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

7:52 /mi

Average Pace

8:02 /mi

Slowest Pace

8:37 /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

3:18:55

95% of race

Time at Steady Pace

11:23

5% 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 mi11:10:4224:427:5824:42
7:58
#16567
10K
6.21 mi11:35:1849:187:5724:36
7:56
#16596
15K
9.32 mi12:00:041:14:047:5724:46
7:59
#16661
20K
12.43 mi12:24:581:38:587:5824:54
8:01
#16541
HALF
13.11 mi12:30:231:44:237:585:25
7:57
#16552
25K
15.53 mi12:49:482:03:487:5919:25
8:01
#16338
30K
18.64 mi13:14:582:28:588:0025:10
8:07
#15924
20M
20.00 mi13:26:042:40:048:0111:06
8:11
#15765
21M
21.00 mi13:34:292:48:298:028:25
8:25
#15540
35K
21.75 mi13:40:232:54:238:025:54
7:54
#15443
23M
23.00 mi13:50:323:04:328:0210:09
8:07
#15314
24M
24.00 mi13:58:283:12:288:027:56
7:56
#15205
40K
24.85 mi14:05:203:19:208:026:52
8:02
#15082
25.2M
25.20 mi14:08:183:22:188:022:58
8:37
#15029
FINISH
26.22 mi14:16:183:30:188:028:00
7:52
#15006
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi165675665566516794(Top 58%)5782(Top 46%)5782(Top 324%)
10K6.21 mi3.10 mi16596-295694-295694-2916623(Top 57%)5685(Top 45%)5685(Top 318%)
15K9.32 mi3.11 mi16661-655718-245718-2416794(Top 58%)5782(Top 46%)5782(Top 324%)
20K12.43 mi3.11 mi16541+1205663+555663+5516223(Top 56%)5505(Top 44%)5505(Top 308%)
HALF13.11 mi0.68 mi16552-115666-35666-316729(Top 58%)5736(Top 46%)5736(Top 321%)
25K15.53 mi2.42 mi16338+2145562+1045562+10415471(Top 53%)5120(Top 41%)5120(Top 287%)
30K18.64 mi3.11 mi15924+4145357+2055357+20514223(Top 49%)4529(Top 36%)4529(Top 254%)
20M20.00 mi1.36 mi15765+1595278+795278+7914094(Top 49%)4546(Top 36%)4546(Top 255%)
21M21.00 mi1.00 mi15540+2255163+1155163+11512638(Top 44%)3868(Top 31%)3868(Top 217%)
35K21.75 mi0.75 mi15443+975128+355128+3513754(Top 47%)4506(Top 36%)4506(Top 252%)
23M23.00 mi1.25 mi15314+1295073+555073+5513237(Top 46%)4310(Top 34%)4310(Top 241%)
24M24.00 mi1.00 mi15205+1095038+355038+3513324(Top 46%)4431(Top 35%)4431(Top 248%)
40K24.85 mi0.85 mi15082+1234978+604978+6012760(Top 44%)4209(Top 33%)4209(Top 236%)
25.2M25.20 mi0.35 mi15029+534954+244954+2412396(Top 43%)4072(Top 32%)4072(Top 228%)
FINISH26.22 mi1.02 mi15006+234955-14955-114171(Top 49%)5005(Top 40%)5005(Top 280%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21
+97ft-345ft

Overall

16794

Females

5782

F45-49

5782

5K→10K

3.1 - 6.2 mi

Top 57%
×5
+79ft-138ft

Overall

16623

Females

5685

F45-49

5685

10K→15K

6.2 - 9.3 mi

Top 58%
×3
+67ft-78ft

Overall

16794

Females

5782

F45-49

5782

15K→20K

9.3 - 12.4 mi

Top 56%
×5
+106ft-86ft

Overall

16223

Females

5505

F45-49

5505

20K→HALF

12.4 - 13.1 mi

Top 58%
×2
+19ft-37ft

Overall

16729

Females

5736

F45-49

5736

HALF→25K

13.1 - 15.5 mi

Top 53%
×4
+66ft-88ft

Overall

15471

Females

5120

F45-49

5120

25K→30K

15.5 - 18.6 mi

Top 49%
×9
+181ft-148ft

Overall

14223

Females

4529

F45-49

4529

30K→20M

18.6 - 20.0 mi

Top 49%
×5
+64ft-50ft

Overall

14094

Females

4546

F45-49

4546

20M→21M

20.0 - 21.0 mi

Top 44%
×8
+106ft-24ft

Overall

12638

Females

3868

F45-49

3868

21M→35K

21.0 - 21.8 mi

Top 47%
×7
+17ft-86ft

Overall

13754

Females

4506

F45-49

4506

35K→23M

21.8 - 23.0 mi

Top 46%
×5
+23ft-63ft

Overall

13237

Females

4310

F45-49

4310

23M→24M

23.0 - 24.0 mi

Top 46%
×6
+12ft-82ft

Overall

13324

Females

4431

F45-49

4431

24M→40K

24.0 - 24.9 mi

Top 44%
×1
+6ft-20ft

Overall

12760

Females

4209

F45-49

4209

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1
+13ft-16ft

Overall

12396

Females

4072

F45-49

4072

25.2M→FINISH

25.2 - 26.2 mi

Top 49%
×2
+22ft-21ft

Overall

14171

Females

5005

F45-49

5005

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2431*
Passed By
795
Net Change
+1561
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16567
5K → 10K200200-29#16567#16596
10K → 15K181200-65#16596#16661
15K → 20K233*113+120#16661#16541
20K → HALF2637-11#16541#16552
HALF → 25K251*37+214#16552#16338
25K → 30K438*24+414#16338#15924
30K → 20M17415+159#15924#15765
20M → 21M241*16+225#15765#15540
21M → 35K11720+97#15540#15443
35K → 23M15930+129#15443#15314
23M → 24M13425+109#15314#15205
24M → 40K13916+123#15205#15082
40K → 25.2M618+53#15082#15029
25.2M → FINISH7754+23#15029#15006
TOTALS2431*795+1561

* 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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Export & Support

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Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing