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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Shelby Hancock

Bib: 19756 •F •Age: N/A

BC

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 44%
Masters (Masters Women)
#0 / 6862
Top 30%
Age Group (F40-44)
#0 / 1737
Race Day Weather
51°/41°F
overcast clouds
Personalized for Shelby

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 7:40/mi at mile 3.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase · Instant access · Downloadable PDF · Shareable report

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
23:50
3.11 mi
Rank: #14310
Start → 5K
23:50 | 7:41/mi
10K
47:47
6.21 mi
Rank: #14538 (-228)
5K → 10K
23:57 | 7:43/mi
15K
1:12:04
9.32 mi
Rank: #14824 (-286)
10K → 15K
24:17 | 7:49/mi
20K
1:36:23
12.43 mi
Rank: #14783 (+41)
15K → 20K
24:19 | 7:50/mi
HALF
1:41:42
13.11 mi
Rank: #14819 (-36)
20K → HALF
5:19 | 7:48/mi
25K
2:00:48
15.53 mi
Rank: #14735 (+84)
HALF → 25K
19:06 | 7:53/mi
30K
2:26:33
18.64 mi
Rank: #14865 (-130)
25K → 30K
25:45 | 8:18/mi
20M
2:38:17
20.00 mi
Rank: #15048 (-183)
30K → 20M
11:44 | 8:39/mi
21M
2:47:51
21.00 mi
Rank: #15308 (-260)
20M → 21M
9:34 | 9:34/mi
35K
2:54:04
21.75 mi
Rank: #15342 (-34)
21M → 35K
6:13 | 8:19/mi
23M
3:05:46
23.00 mi
Rank: #15698 (-356)
35K → 23M
11:42 | 9:21/mi
24M
3:15:08
24.00 mi
Rank: #15992 (-294)
23M → 24M
9:22 | 9:22/mi
40K
3:23:15
24.85 mi
Rank: #16183 (-191)
24M → 40K
8:07 | 9:30/mi
25.2M
3:26:16
25.20 mi
Rank: #16135 (+48)
40K → 25.2M
3:01 | 8:45/mi
FINISH
3:34:18
26.22 mi
Rank: #16036 (+99)
25.2M → FINISH
8:02 | 7:53/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:41:42
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time1:52:36
Pace8:36 /mi
📊Positive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:07:3023:507:4123:50
7:41
-
10K
6.21 mi11:31:2747:477:4223:57
7:43
+0:02
15K
9.32 mi11:55:441:12:047:4424:17
7:49
+0:06
20K
12.43 mi12:20:031:36:237:4624:19
7:50
+0:01
HALF
13.11 mi12:25:221:41:427:465:19
7:48
-0:02
25K
15.53 mi12:44:282:00:487:4719:06
7:53
+0:05
30K
18.64 mi13:10:132:26:337:5225:45
8:18
+0:25
20M
20.00 mi13:21:572:38:177:5511:44
8:39
+0:21
21M
21.00 mi13:31:312:47:518:009:34
9:34
+0:55
35K
21.75 mi13:37:442:54:048:016:13
8:19
-1:15
23M
23.00 mi13:49:263:05:468:0511:42
9:21
+1:02
24M
24.00 mi13:58:483:15:088:089:22
9:22
+0:01
40K
24.85 mi14:06:553:23:158:118:07
9:30
+0:08
25.2M
25.20 mi14:09:563:26:168:123:01
8:45
-0:45
FINISH
26.22 mi14:17:583:34:188:118:02
7:53
-0:52

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

7:41 /mi

Average Pace

8:11 /mi

Slowest Pace

9:34 /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

2:08:50

60% of race

Time at Steady Pace

31:58

15% of race

Time at Slower Pace

53:30

25% of race

Average Pace: 8:10 /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 mi11:07:3023:507:4123:50
7:41
#14310
10K
6.21 mi11:31:2747:477:4223:57
7:43
#14538
15K
9.32 mi11:55:441:12:047:4424:17
7:49
#14824
20K
12.43 mi12:20:031:36:237:4624:19
7:50
#14783
HALF
13.11 mi12:25:221:41:427:465:19
7:48
#14819
25K
15.53 mi12:44:282:00:487:4719:06
7:53
#14735
30K
18.64 mi13:10:132:26:337:5225:45
8:18
#14865
20M
20.00 mi13:21:572:38:177:5511:44
8:39
#15048
21M
21.00 mi13:31:312:47:518:009:34
9:34
#15308
35K
21.75 mi13:37:442:54:048:016:13
8:19
#15342
23M
23.00 mi13:49:263:05:468:0511:42
9:21
#15698
24M
24.00 mi13:58:483:15:088:089:22
9:22
#15992
40K
24.85 mi14:06:553:23:158:118:07
9:30
#16183
25.2M
25.20 mi14:09:563:26:168:123:01
8:45
#16135
FINISH
26.22 mi14:17:583:34:188:118:02
7:53
#16036
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 mi143104265426515490(Top 53%)5041(Top 40%)5041(Top 290%)
10K6.21 mi3.10 mi14538-2284415-1504415-15014858(Top 51%)4611(Top 37%)4611(Top 265%)
15K9.32 mi3.11 mi14824-2864626-2114626-21115490(Top 53%)5041(Top 40%)5041(Top 290%)
20K12.43 mi3.11 mi14783+414613+134613+1314760(Top 51%)4656(Top 37%)4656(Top 268%)
HALF13.11 mi0.68 mi14819-364637-244637-2415619(Top 54%)5119(Top 41%)5119(Top 295%)
25K15.53 mi2.42 mi14735+844597+404597+4014444(Top 50%)4545(Top 36%)4545(Top 262%)
30K18.64 mi3.11 mi14865-1304712-1154712-11515547(Top 54%)5274(Top 42%)5274(Top 304%)
20M20.00 mi1.36 mi15048-1834858-1464858-14617025(Top 59%)6211(Top 49%)6211(Top 358%)
21M21.00 mi1.00 mi15308-2605043-1855043-18518798(Top 65%)7210(Top 57%)7210(Top 415%)
35K21.75 mi0.75 mi15342-345071-285071-2816506(Top 57%)6030(Top 48%)6030(Top 347%)
23M23.00 mi1.25 mi15698-3565299-2285299-22820029(Top 69%)7988(Top 64%)7988(Top 460%)
24M24.00 mi1.00 mi15992-2945498-1995498-19920864(Top 72%)8466(Top 67%)8466(Top 487%)
40K24.85 mi0.85 mi16183-1915618-1205618-12020372(Top 70%)8257(Top 66%)8257(Top 475%)
25.2M25.20 mi0.35 mi16135+485606+125606+1213328(Top 46%)4560(Top 36%)4560(Top 263%)
FINISH26.22 mi1.02 mi16036+995573+335573+3314402(Top 50%)5134(Top 41%)5134(Top 296%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21
+97ft-345ft

Overall

15490

Females

5041

F40-44

5041

5K→10K

3.1 - 6.2 mi

Top 51%
×5
+79ft-138ft

Overall

14858

Females

4611

F40-44

4611

10K→15K

6.2 - 9.3 mi

Top 53%
×3
+67ft-78ft

Overall

15490

Females

5041

F40-44

5041

15K→20K

9.3 - 12.4 mi

Top 51%
×5
+106ft-86ft

Overall

14760

Females

4656

F40-44

4656

20K→HALF

12.4 - 13.1 mi

Top 54%
×2
+19ft-37ft

Overall

15619

Females

5119

F40-44

5119

HALF→25K

13.1 - 15.5 mi

Top 50%
×4
+66ft-88ft

Overall

14444

Females

4545

F40-44

4545

25K→30K

15.5 - 18.6 mi

Top 54%
×9
+181ft-148ft

Overall

15547

Females

5274

F40-44

5274

30K→20M

18.6 - 20.0 mi

Top 59%
×5
+64ft-50ft

Overall

17025

Females

6211

F40-44

6211

20M→21M

20.0 - 21.0 mi

Top 65%
×8
+106ft-24ft

Overall

18798

Females

7210

F40-44

7210

21M→35K

21.0 - 21.8 mi

Top 57%
×7
+17ft-86ft

Overall

16506

Females

6030

F40-44

6030

35K→23M

21.8 - 23.0 mi

Top 69%
×5
+23ft-63ft

Overall

20029

Females

7988

F40-44

7988

23M→24M

23.0 - 24.0 mi

Top 72%
×6
+12ft-82ft

Overall

20864

Females

8466

F40-44

8466

24M→40K

24.0 - 24.9 mi

Top 70%
×1
+6ft-20ft

Overall

20372

Females

8257

F40-44

8257

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1
+13ft-16ft

Overall

13328

Females

4560

F40-44

4560

25.2M→FINISH

25.2 - 26.2 mi

Top 50%
×2
+22ft-21ft

Overall

14402

Females

5134

F40-44

5134

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1277*
Passed By
2026
Net Change
-1726
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14310
5K → 10K200200-228#14310#14538
10K → 15K125200-286#14538#14824
15K → 20K202*161+41#14824#14783
20K → HALF1955-36#14783#14819
HALF → 25K17692+84#14819#14735
25K → 30K148200-130#14735#14865
30K → 20M54200-183#14865#15048
20M → 21M49200-260#15048#15308
21M → 35K5791-34#15308#15342
35K → 23M30200-356#15342#15698
23M → 24M20200-294#15698#15992
24M → 40K23200-191#15992#16183
40K → 25.2M6113+48#16183#16135
25.2M → FINISH11314+99#16135#16036
TOTALS1277*2026-1726

* 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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Activity Data

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