Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Elizabeth Halleran

Bib: 6579FAge: N/A

AB

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 50%
Age Group (F18-39)
#0 / 5716
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
21:49
3.11 mi
Rank: #8746
Start5K
21:49 | 7:02/mi
10K
44:01
6.21 mi
Rank: #9231 (-485)
5K10K
22:12 | 7:09/mi
15K
1:07:08
9.32 mi
Rank: #10176 (-945)
10K15K
23:07 | 7:27/mi
20K
1:34:11
12.43 mi
Rank: #13271 (-3095)
15K20K
27:03 | 8:43/mi
HALF
1:39:11
13.11 mi
Rank: #13175 (+96)
20KHALF
5:00 | 7:21/mi
25K
1:58:51
15.53 mi
Rank: #13658 (-483)
HALF25K
19:40 | 8:07/mi
30K
2:27:23
18.64 mi
Rank: #15251 (-1593)
25K30K
28:32 | 9:12/mi
20M
2:39:30
20.00 mi
Rank: #15553 (-302)
30K20M
12:07 | 8:56/mi
21M
2:49:05
21.00 mi
Rank: #15776 (-223)
20M21M
9:35 | 9:35/mi
35K
2:57:06
21.75 mi
Rank: #16340 (-564)
21M35K
8:01 | 10:43/mi
23M
3:09:02
23.00 mi
Rank: #16685 (-345)
35K23M
11:56 | 9:33/mi
24M
3:18:30
24.00 mi
Rank: #16922 (-237)
23M24M
9:28 | 9:28/mi
40K
3:27:03
24.85 mi
Rank: #17190 (-268)
24M40K
8:33 | 10:00/mi
25.2M
3:30:56
25.20 mi
Rank: #17344 (-154)
40K25.2M
3:53 | 11:16/mi
FINISH
3:39:18
26.22 mi
Rank: #17302 (+42)
25.2MFINISH
8:22 | 8:13/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:39:11
Pace7:34 /mi
2nd Half
Distance13.11 mi
Time2:00:07
Pace9:10 /mi
📊Positive Split: 21.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:2921:497:0221:49
7:02
-
10K
6.21 mi10:48:4144:017:0622:12
7:09
+0:07
15K
9.32 mi11:11:481:07:087:1323:07
7:27
+0:18
20K
12.43 mi11:38:511:34:117:3527:03
8:43
+1:16
HALF
13.11 mi11:43:511:39:117:345:00
7:21
-1:22
25K
15.53 mi12:03:311:58:517:4019:40
8:07
+0:46
30K
18.64 mi12:32:032:27:237:5528:32
9:12
+1:05
20M
20.00 mi12:44:102:39:307:5912:07
8:56
-0:16
21M
21.00 mi12:53:452:49:058:049:35
9:35
+0:39
35K
21.75 mi13:01:462:57:068:098:01
10:43
+1:08
23M
23.00 mi13:13:423:09:028:1411:56
9:33
-1:10
24M
24.00 mi13:23:103:18:308:179:28
9:28
-0:05
40K
24.85 mi13:31:433:27:038:208:33
10:00
+0:32
25.2M
25.20 mi13:35:363:30:568:233:53
11:16
+1:16
FINISH
26.22 mi13:43:583:39:188:238:22
8:13
-3:03

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

7:02 /mi

Average Pace

8:22 /mi

Slowest Pace

11:16 /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

1:40:10

46% of race

Time at Steady Pace

1:29:06

41% of race

Time at Slower Pace

30:02

14% of race

Average Pace: 8:22 /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 mi10:26:2921:497:0221:49
7:02
#8746
10K
6.21 mi10:48:4144:017:0622:12
7:09
#9231
15K
9.32 mi11:11:481:07:087:1323:07
7:27
#10176
20K
12.43 mi11:38:511:34:117:3527:03
8:43
#13271
HALF
13.11 mi11:43:511:39:117:345:00
7:21
#13175
25K
15.53 mi12:03:311:58:517:4019:40
8:07
#13658
30K
18.64 mi12:32:032:27:237:5528:32
9:12
#15251
20M
20.00 mi12:44:102:39:307:5912:07
8:56
#15553
21M
21.00 mi12:53:452:49:058:049:35
9:35
#15776
35K
21.75 mi13:01:462:57:068:098:01
10:43
#16340
23M
23.00 mi13:13:423:09:028:1411:56
9:33
#16685
24M
24.00 mi13:23:103:18:308:179:28
9:28
#16922
40K
24.85 mi13:31:433:27:038:208:33
10:00
#17190
25.2M
25.20 mi13:35:363:30:568:233:53
11:16
#17344
FINISH
26.22 mi13:43:583:39:188:238:22
8:13
#17302
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi87461323132312337(Top 43%)3202(Top 25%)3202(Top 56%)
10K6.21 mi3.10 mi9231-4851528-2051528-2059785(Top 34%)1808(Top 14%)1808(Top 32%)
15K9.32 mi3.11 mi10176-9451997-4691997-46912337(Top 43%)3202(Top 25%)3202(Top 56%)
20K12.43 mi3.11 mi13271-30953730-17333730-173320488(Top 71%)7886(Top 63%)7886(Top 138%)
HALF13.11 mi0.68 mi13175+963681+493681+4911609(Top 40%)2834(Top 23%)2834(Top 50%)
25K15.53 mi2.42 mi13658-4833972-2913972-29116223(Top 56%)5555(Top 44%)5555(Top 97%)
30K18.64 mi3.11 mi15251-15934956-9844956-98420448(Top 70%)7969(Top 63%)7969(Top 139%)
20M20.00 mi1.36 mi15553-3025155-1995155-19918557(Top 64%)7053(Top 56%)7053(Top 123%)
21M21.00 mi1.00 mi15776-2235308-1535308-15318892(Top 65%)7266(Top 58%)7266(Top 127%)
35K21.75 mi0.75 mi16340-5645650-3425650-34224716(Top 85%)10371(Top 82%)10371(Top 181%)
23M23.00 mi1.25 mi16685-3455858-2085858-20820702(Top 71%)8304(Top 66%)8304(Top 145%)
24M24.00 mi1.00 mi16922-2376025-1676025-16721231(Top 73%)8650(Top 69%)8650(Top 151%)
40K24.85 mi0.85 mi17190-2686192-1676192-16721926(Top 76%)9059(Top 72%)9059(Top 158%)
25.2M25.20 mi0.35 mi17344-1546289-976289-9722989(Top 79%)9587(Top 76%)9587(Top 168%)
FINISH26.22 mi1.02 mi17302+426285+46285+416500(Top 57%)6224(Top 49%)6224(Top 109%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21
+97ft-345ft

Overall

12337

Females

3202

F18-39

3202

5K→10K

3.1 - 6.2 mi

Top 34%
×5
+79ft-138ft

Overall

9785

Females

1808

F18-39

1808

10K→15K

6.2 - 9.3 mi

Top 43%
×3
+67ft-78ft

Overall

12337

Females

3202

F18-39

3202

15K→20K

9.3 - 12.4 mi

Top 71%
×5
+106ft-86ft

Overall

20488

Females

7886

F18-39

7886

20K→HALF

12.4 - 13.1 mi

Top 40%
×2
+19ft-37ft

Overall

11609

Females

2834

F18-39

2834

HALF→25K

13.1 - 15.5 mi

Top 56%
×4
+66ft-88ft

Overall

16223

Females

5555

F18-39

5555

25K→30K

15.5 - 18.6 mi

Top 70%
×9
+181ft-148ft

Overall

20448

Females

7969

F18-39

7969

30K→20M

18.6 - 20.0 mi

Top 64%
×5
+64ft-50ft

Overall

18557

Females

7053

F18-39

7053

20M→21M

20.0 - 21.0 mi

Top 65%
×8
+106ft-24ft

Overall

18892

Females

7266

F18-39

7266

21M→35K

21.0 - 21.8 mi

Top 85%
×7
+17ft-86ft

Overall

24716

Females

10371

F18-39

10371

35K→23M

21.8 - 23.0 mi

Top 71%
×5
+23ft-63ft

Overall

20702

Females

8304

F18-39

8304

23M→24M

23.0 - 24.0 mi

Top 73%
×6
+12ft-82ft

Overall

21231

Females

8650

F18-39

8650

24M→40K

24.0 - 24.9 mi

Top 76%
×1
+6ft-20ft

Overall

21926

Females

9059

F18-39

9059

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1
+13ft-16ft

Overall

22989

Females

9587

F18-39

9587

25.2M→FINISH

25.2 - 26.2 mi

Top 57%
×2
+22ft-21ft

Overall

16500

Females

6224

F18-39

6224

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
547
Passed By
2422
Net Change
-8556
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8746
5K10K77200-485#8746#9231
10K15K13200-945#9231#10176
15K20K3200-3095#10176#13271
20KHALF1059+96#13271#13175
HALF25K40200-483#13175#13658
25K30K23200-1593#13658#15251
30K20M45200-302#15251#15553
20M21M51200-223#15553#15776
21M35K10200-564#15776#16340
35K23M33200-345#16340#16685
23M24M29200-237#16685#16922
24M40K17200-268#16922#17190
40K25.2M5159-154#17190#17344
25.2MFINISH9654+42#17344#17302
TOTALS5472422-8556
📊

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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