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BOSTON MARATHON 2023

Heather King

Bib: 15760•F

NM

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F50-54)
#0 / 1207
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:26
Rank: #21053
Start → 5K
28:26 | 9:09/mi
10K· 6.21 mi
54:46
Rank: #19758 (+1295)
5K → 10K
26:20 | 8:29/mi
15K· 9.32 mi
1:21:37
Rank: #19378 (+380)
10K → 15K
26:51 | 8:39/mi
20K· 12.43 mi
1:49:20
Rank: #19313 (+65)
15K → 20K
27:43 | 8:55/mi
Half· 13.11 mi
1:55:14
Rank: #19266 (+47)
20K → Half
5:54 | 8:39/mi
25K· 15.53 mi
2:16:57
Rank: #19177 (+89)
Half → 25K
21:43 | 8:57/mi
30K· 18.64 mi
2:46:34
Rank: #19289 (-112)
25K → 30K
29:37 | 9:32/mi
20M
2:59:39
Rank: #19282 (+7)
30K → 20M
13:05 | 9:38/mi
21M
3:10:06
Rank: #19293 (-11)
20M → 21M
10:27 | 10:27/mi
35K· 21.75 mi
3:16:59
Rank: #19277 (+16)
21M → 35K
6:53 | 9:12/mi
23M
3:29:26
Rank: #19327 (-50)
35K → 23M
12:27 | 9:57/mi
24M
3:39:07
Rank: #19362 (-35)
23M → 24M
9:41 | 9:41/mi
40K· 24.85 mi
3:47:27
Rank: #19383 (-21)
24M → 40K
8:20 | 9:45/mi
25.2M
3:51:02
Rank: #19378 (+5)
40K → 25.2M
3:35 | 10:23/mi
Finish· 26.22 mi
4:00:17
Rank: #19367 (+11)
25.2M → Finish
9:15 | 9:05/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:14
Pace8:47 /mi
2nd Half
Distance13.11 mi
Time2:05:03
Pace9:32 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:59:1328:269:0928:26
9:09
-
10K
6.21 mi11:25:3354:468:4926:20
8:29
-0:40
15K
9.32 mi11:52:241:21:378:4526:51
8:39
+0:10
20K
12.43 mi12:20:071:49:208:4827:43
8:55
+0:16
Half
13.11 mi12:26:011:55:148:475:54
8:39
-0:16
25K
15.53 mi12:47:442:16:578:4921:43
8:57
+0:18
30K
18.64 mi13:17:212:46:348:5629:37
9:32
+0:35
20M
20.00 mi13:30:262:59:398:5913:05
9:38
+0:06
21M
21.00 mi13:40:533:10:069:0310:27
10:27
+0:49
35K
21.75 mi13:47:463:16:599:036:53
9:12
-1:15
23M
23.00 mi14:00:133:29:269:0612:27
9:57
+0:45
24M
24.00 mi14:09:543:39:079:089:41
9:41
-0:16
40K
24.85 mi14:18:143:47:279:098:20
9:45
+0:04
25.2M
25.20 mi14:21:493:51:029:103:35
10:23
+0:38
Finish
26.22 mi14:31:044:00:179:109:15
9:05
-1:18

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

8:29 /mi

Average Pace

9:10 /mi

Slowest Pace

10:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

59:05

25% of race

Time at Steady Pace

1:34:00

39% of race

Time at Slower Pace

1:27:12

36% of race

Average Pace: 9:10 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:59:1328:269:0928:26
9:09
#21053
10K
6.21 mi11:25:3354:468:4926:20
8:29
#19758
15K
9.32 mi11:52:241:21:378:4526:51
8:39
#19378
20K
12.43 mi12:20:071:49:208:4827:43
8:55
#19313
Half
13.11 mi12:26:011:55:148:475:54
8:39
#19266
25K
15.53 mi12:47:442:16:578:4921:43
8:57
#19177
30K
18.64 mi13:17:212:46:348:5629:37
9:32
#19289
20M
20.00 mi13:30:262:59:398:5913:05
9:38
#19282
21M
21.00 mi13:40:533:10:069:0310:27
10:27
#19293
35K
21.75 mi13:47:463:16:599:036:53
9:12
#19277
23M
23.00 mi14:00:133:29:269:0612:27
9:57
#19327
24M
24.00 mi14:09:543:39:079:089:41
9:41
#19362
40K
24.85 mi14:18:143:47:279:098:20
9:45
#19383
25.2M
25.20 mi14:21:493:51:029:103:35
10:23
#19378
Finish
26.22 mi14:31:044:00:179:109:15
9:05
#19367
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi210538398839818702(Top 70%)6925(Top 61%)6925(Top 574%)
10K6.21 mi3.10 mi19758+12957629+7697629+76918122(Top 68%)6551(Top 57%)6551(Top 543%)
15K9.32 mi3.11 mi19378+3807375+2547375+25418702(Top 70%)6925(Top 61%)6925(Top 574%)
20K12.43 mi3.11 mi19313+657313+627313+6219328(Top 73%)7280(Top 64%)7280(Top 603%)
Half13.11 mi0.68 mi19266+477277+367277+3618684(Top 70%)6898(Top 60%)6898(Top 571%)
25K15.53 mi2.42 mi19177+897223+547223+5418765(Top 70%)7002(Top 61%)7002(Top 580%)
30K18.64 mi3.11 mi19289-1127309-867309-8619554(Top 73%)7505(Top 66%)7505(Top 622%)
20M20.00 mi1.36 mi19282+77322-137322-1319330(Top 73%)7472(Top 65%)7472(Top 619%)
21M21.00 mi1.00 mi19293-117337-157337-1519443(Top 73%)7606(Top 67%)7606(Top 630%)
35K21.75 mi0.75 mi19277+167333+47333+418770(Top 71%)7260(Top 64%)7260(Top 601%)
23M23.00 mi1.25 mi19327-507369-367369-3619821(Top 74%)7857(Top 69%)7857(Top 651%)
24M24.00 mi1.00 mi19362-357392-237392-2319841(Top 75%)7884(Top 69%)7884(Top 653%)
40K24.85 mi0.85 mi19383-217420-287420-2819209(Top 72%)7608(Top 67%)7608(Top 630%)
25.2M25.20 mi0.35 mi19378+57417+37417+318789(Top 71%)7393(Top 65%)7393(Top 613%)
Finish26.22 mi1.02 mi19367+117414+37414+318389(Top 69%)7110(Top 62%)7110(Top 589%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

18702

Females

6925

F50-54

6925

5K→10K

3.1 - 6.2 mi

Top 68%
×5stories
+79ft-138ft

Overall

18122

Females

6551

F50-54

6551

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

18702

Females

6925

F50-54

6925

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

19328

Females

7280

F50-54

7280

20K→Half

12.4 - 13.1 mi

Top 70%
×2stories
+19ft-37ft

Overall

18684

Females

6898

F50-54

6898

Half→25K

13.1 - 15.5 mi

Top 70%
×4stories
+66ft-88ft

Overall

18765

Females

7002

F50-54

7002

25K→30K

15.5 - 18.6 mi

Top 73%
×9stories
+181ft-148ft

Overall

19554

Females

7505

F50-54

7505

30K→20M

18.6 - 20.0 mi

Top 73%
×5stories
+64ft-50ft

Overall

19330

Females

7472

F50-54

7472

20M→21M

20.0 - 21.0 mi

Top 73%
×8stories
+106ft-24ft

Overall

19443

Females

7606

F50-54

7606

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

18770

Females

7260

F50-54

7260

35K→23M

21.8 - 23.0 mi

Top 74%
×5stories
+23ft-63ft

Overall

19821

Females

7857

F50-54

7857

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

19841

Females

7884

F50-54

7884

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

19209

Females

7608

F50-54

7608

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

18789

Females

7393

F50-54

7393

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2stories
+22ft-21ft

Overall

18389

Females

7110

F50-54

7110

Passing Analysis

Category:
Athletes Passed
2725
Passed By
1039
Net Change
+1686
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21053
5K → 10K131722+1295#21053#19758
10K → 15K43555+380#19758#19378
15K → 20K191126+65#19378#19313
20K → Half525+47#19313#19266
Half → 25K16475+89#19266#19177
25K → 30K131243-112#19177#19289
30K → 20M8275+7#19289#19282
20M → 21M7889-11#19282#19293
21M → 35K4630+16#19293#19277
35K → 23M55105-50#19277#19327
23M → 24M4681-35#19327#19362
24M → 40K4768-21#19362#19383
40K → 25.2M2419+5#19383#19378
25.2M → Finish5746+11#19378#19367
TOTALS27251039+1686
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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