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BOSTON MARATHON 2024

Khia Blackner

Bib: 17412•F

WA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:13/mi
25:33
↑ 97↓ 3451.5%
10K· 6.21 mi
8:27/mi
51:47
↑ 79↓ 1380.4%
15K· 9.32 mi
8:43/mi
1:18:53
↑ 67↓ 78
20K· 12.43 mi
9:19/mi
1:47:51
↑ 106↓ 860.1%
Half· 13.11 mi
9:11/mi
1:54:07
↑ 19↓ 370.5%
25K· 15.53 mi
9:47/mi
2:17:51
↑ 66↓ 880.2%
30K· 18.64 mi
10:23/mi
2:50:06
↑ 181↓ 1480.2%
20M
10:06/mi
3:03:50
↑ 64↓ 500.2%
21M
11:48/mi
3:15:38
↑ 106↓ 241.6%
35K· 21.75 mi
10:26/mi
3:23:26
↑ 17↓ 861.7%
23M
11:48/mi
3:38:13
↑ 23↓ 630.6%
24M
10:13/mi
3:48:26
↓ 821.3%
40K· 24.85 mi
11:45/mi
3:58:29
↓ 200.3%
25.2M
13:17/mi
4:03:04
↑ 13↓ 160.2%
Finish· 26.22 mi
10:16/mi
4:13:32
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:07
Pace8:42 /mi
2nd Half
Distance13.11 mi
Time2:19:25
Pace10:38 /mi
📊Positive Split: 22.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:3225:338:1325:33
8:13
-
10K
6.21 mi11:42:4651:478:2026:14
8:27
+0:14
15K
9.32 mi12:09:521:18:538:2827:06
8:43
+0:16
20K
12.43 mi12:38:501:47:518:4128:58
9:19
+0:36
Half
13.11 mi12:45:061:54:078:426:16
9:11
-0:08
25K
15.53 mi13:08:502:17:518:5223:44
9:47
+0:36
30K
18.64 mi13:41:052:50:069:0732:15
10:23
+0:36
20M
20.00 mi13:54:493:03:509:1113:44
10:06
-0:17
21M
21.00 mi14:06:373:15:389:1911:48
11:48
+1:42
35K
21.75 mi14:14:253:23:269:217:48
10:26
-1:22
23M
23.00 mi14:29:123:38:139:2914:47
11:48
+1:22
24M
24.00 mi14:39:253:48:269:3110:13
10:13
-1:35
40K
24.85 mi14:49:283:58:299:3610:03
11:45
+1:32
25.2M
25.20 mi14:54:034:03:049:394:35
13:17
+1:32
Finish
26.22 mi15:04:314:13:329:4110:28
10:16
-3:01

Checkpoints & Pacing

📈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

8:13 /mi

Average Pace

9:41 /mi

Slowest Pace

13:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:07

45% of race

Time at Steady Pace

1:38:12

39% of race

Time at Slower Pace

41:13

16% of race

Average Pace: 9:40 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:16:3225:338:1325:33
8:13
#16191
10K
6.21 mi11:42:4651:478:2026:14
8:27
#16533
15K
9.32 mi12:09:521:18:538:2827:06
8:43
#16873
20K
12.43 mi12:38:501:47:518:4128:58
9:19
#17398
Half
13.11 mi12:45:061:54:078:426:16
9:11
#17489
25K
15.53 mi13:08:502:17:518:5223:44
9:47
#17714
30K
18.64 mi13:41:052:50:069:0732:15
10:23
#17937
20M
20.00 mi13:54:493:03:509:1113:44
10:06
#17853
21M
21.00 mi14:06:373:15:389:1911:48
11:48
#17921
35K
21.75 mi14:14:253:23:269:217:48
10:26
#17942
23M
23.00 mi14:29:123:38:139:2914:47
11:48
#18106
24M
24.00 mi14:39:253:48:269:3110:13
10:13
#18044
40K
24.85 mi14:49:283:58:299:3610:03
11:45
#18127
25.2M
25.20 mi14:54:034:03:049:394:35
13:17
#18156
Finish
26.22 mi15:04:314:13:329:4110:28
10:16
#18170
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi161915679567917615(Top 69%)6499(Top 59%)6499(Top 139%)
10K6.21 mi3.10 mi16533-3425885-2065885-20616941(Top 66%)6094(Top 56%)6094(Top 131%)
15K9.32 mi3.11 mi16873-3406071-1866071-18617615(Top 69%)6499(Top 59%)6499(Top 139%)
20K12.43 mi3.11 mi17398-5256407-3366407-33618623(Top 73%)7064(Top 65%)7064(Top 152%)
Half13.11 mi0.68 mi17489-916469-626469-6219050(Top 75%)7367(Top 67%)7367(Top 158%)
25K15.53 mi2.42 mi17714-2256608-1396608-13918514(Top 72%)7103(Top 65%)7103(Top 152%)
30K18.64 mi3.11 mi17937-2236801-1936801-19318473(Top 72%)7292(Top 67%)7292(Top 156%)
20M20.00 mi1.36 mi17853+846780+216780+2116841(Top 66%)6639(Top 61%)6639(Top 142%)
21M21.00 mi1.00 mi17921-686851-716851-7118358(Top 72%)7508(Top 69%)7508(Top 161%)
35K21.75 mi0.75 mi17942-216880-296880-2918387(Top 72%)7529(Top 69%)7529(Top 162%)
23M23.00 mi1.25 mi18106-1646984-1046984-10420318(Top 80%)8555(Top 78%)8555(Top 184%)
24M24.00 mi1.00 mi18044+626977+76977+717038(Top 67%)6969(Top 64%)6969(Top 150%)
40K24.85 mi0.85 mi18127-837047-707047-7019919(Top 78%)8464(Top 77%)8464(Top 182%)
25.2M25.20 mi0.35 mi18156-297073-267073-2620314(Top 80%)8667(Top 79%)8667(Top 186%)
Finish26.22 mi1.02 mi18170-147104-317104-3119326(Top 76%)8136(Top 74%)8136(Top 175%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21story building
+97ft-345ft

Overall

17615

Females

6499

F18-39

6499

5K→10K

3.1 - 6.2 mi

Top 66%
×5story building
+79ft-138ft

Overall

16941

Females

6094

F18-39

6094

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+67ft-78ft

Overall

17615

Females

6499

F18-39

6499

15K→20K

9.3 - 12.4 mi

Top 73%
×5story building
+106ft-86ft

Overall

18623

Females

7064

F18-39

7064

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

19050

Females

7367

F18-39

7367

Half→25K

13.1 - 15.5 mi

Top 72%
×4story building
+66ft-88ft

Overall

18514

Females

7103

F18-39

7103

25K→30K

15.5 - 18.6 mi

Top 72%
×9story building
+181ft-148ft

Overall

18473

Females

7292

F18-39

7292

30K→20M

18.6 - 20.0 mi

Top 66%
×5story building
+64ft-50ft

Overall

16841

Females

6639

F18-39

6639

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

18358

Females

7508

F18-39

7508

21M→35K

21.0 - 21.8 mi

Top 72%
×7story building
+17ft-86ft

Overall

18387

Females

7529

F18-39

7529

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

20318

Females

8555

F18-39

8555

23M→24M

23.0 - 24.0 mi

Top 67%
×6story building
+12ft-82ft

Overall

17038

Females

6969

F18-39

6969

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

19919

Females

8464

F18-39

8464

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

20314

Females

8667

F18-39

8667

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2story building
+22ft-21ft

Overall

19326

Females

8136

F18-39

8136

Passing Analysis

Category:
Athletes Passed
1352
Passed By
3331
Net Change
-1979
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16191
5K → 10K161503-342#16191#16533
10K → 15K145485-340#16533#16873
15K → 20K131656-525#16873#17398
20K → Half27118-91#17398#17489
Half → 25K130355-225#17489#17714
25K → 30K182405-223#17714#17937
30K → 20M15167+84#17937#17853
20M → 21M78146-68#17853#17921
21M → 35K5374-21#17921#17942
35K → 23M67231-164#17942#18106
23M → 24M10139+62#18106#18044
24M → 40K40123-83#18044#18127
40K → 25.2M2150-29#18127#18156
25.2M → Finish6579-14#18156#18170
TOTALS13523331-1979
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing