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BOSTON MARATHON 2023

Lois Sparks

Bib: 23340•F

VT

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F60-64)
#0 / 527
Top 27%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:21
Rank: #20956
Start → 5K
28:21 | 9:07/mi
10K· 6.21 mi
56:35
Rank: #21085 (-129)
5K → 10K
28:14 | 9:05/mi
15K· 9.32 mi
1:24:57
Rank: #21092 (-7)
10K → 15K
28:22 | 9:08/mi
20K· 12.43 mi
1:53:08
Rank: #20798 (+294)
15K → 20K
28:11 | 9:04/mi
Half· 13.11 mi
1:59:17
Rank: #20775 (+23)
20K → Half
6:09 | 9:01/mi
25K· 15.53 mi
2:21:30
Rank: #20599 (+176)
Half → 25K
22:13 | 9:10/mi
30K· 18.64 mi
2:49:59
Rank: #20146 (+453)
25K → 30K
28:29 | 9:10/mi
20M
3:02:26
Rank: #19911 (+235)
30K → 20M
12:27 | 9:10/mi
21M
3:12:24
Rank: #19773 (+138)
20M → 21M
9:58 | 9:58/mi
35K· 21.75 mi
3:19:00
Rank: #19682 (+91)
21M → 35K
6:36 | 8:49/mi
23M
3:30:34
Rank: #19545 (+137)
35K → 23M
11:34 | 9:14/mi
24M
3:39:29
Rank: #19435 (+110)
23M → 24M
8:55 | 8:55/mi
40K· 24.85 mi
3:47:24
Rank: #19374 (+61)
24M → 40K
7:55 | 9:16/mi
25.2M
3:50:52
Rank: #19351 (+23)
40K → 25.2M
3:28 | 10:03/mi
Finish· 26.22 mi
4:00:19
Rank: #19368 (-17)
25.2M → Finish
9:27 | 9:16/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:17
Pace9:06 /mi
2nd Half
Distance13.11 mi
Time2:01:02
Pace9:14 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:1428:219:0728:21
9:07
-
10K
6.21 mi11:52:2856:359:0628:14
9:05
-0:02
15K
9.32 mi12:20:501:24:579:0728:22
9:08
+0:03
20K
12.43 mi12:49:011:53:089:0628:11
9:04
-0:04
Half
13.11 mi12:55:101:59:179:066:09
9:01
-0:03
25K
15.53 mi13:17:232:21:309:0722:13
9:10
+0:09
30K
18.64 mi13:45:522:49:599:0728:29
9:10
0:00
20M
20.00 mi13:58:193:02:269:0712:27
9:10
0:00
21M
21.00 mi14:08:173:12:249:109:58
9:58
+0:48
35K
21.75 mi14:14:533:19:009:096:36
8:49
-1:09
23M
23.00 mi14:26:273:30:349:0911:34
9:14
+0:25
24M
24.00 mi14:35:223:39:299:098:55
8:55
-0:19
40K
24.85 mi14:43:173:47:249:097:55
9:16
+0:21
25.2M
25.20 mi14:46:453:50:529:103:28
10:03
+0:47
Finish
26.22 mi14:56:124:00:199:109:27
9:16
-0:47

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

8:49 /mi

Average Pace

9:10 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:46:53

94% of race

Time at Steady Pace

13:26

6% of race

Time at Slower Pace

0:00

0% 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 mi11:24:1428:219:0728:21
9:07
#20956
10K
6.21 mi11:52:2856:359:0628:14
9:05
#21085
15K
9.32 mi12:20:501:24:579:0728:22
9:08
#21092
20K
12.43 mi12:49:011:53:089:0628:11
9:04
#20798
Half
13.11 mi12:55:101:59:179:066:09
9:01
#20775
25K
15.53 mi13:17:232:21:309:0722:13
9:10
#20599
30K
18.64 mi13:45:522:49:599:0728:29
9:10
#20146
20M
20.00 mi13:58:193:02:269:0712:27
9:10
#19911
21M
21.00 mi14:08:173:12:249:109:58
9:58
#19773
35K
21.75 mi14:14:533:19:009:096:36
8:49
#19682
23M
23.00 mi14:26:273:30:349:0911:34
9:14
#19545
24M
24.00 mi14:35:223:39:299:098:55
8:55
#19435
40K
24.85 mi14:43:173:47:249:097:55
9:16
#19374
25.2M
25.20 mi14:46:453:50:529:103:28
10:03
#19351
Finish
26.22 mi14:56:124:00:199:109:27
9:16
#19368
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi209568345834521066(Top 79%)8268(Top 72%)8268(Top 1569%)
10K6.21 mi3.10 mi21085-1298359-148359-1421217(Top 80%)8393(Top 73%)8393(Top 1593%)
15K9.32 mi3.11 mi21092-78337+228337+2221066(Top 79%)8268(Top 72%)8268(Top 1569%)
20K12.43 mi3.11 mi20798+2948160+1778160+17720013(Top 75%)7685(Top 67%)7685(Top 1458%)
Half13.11 mi0.68 mi20775+238149+118149+1120509(Top 77%)7964(Top 70%)7964(Top 1511%)
25K15.53 mi2.42 mi20599+1768037+1128037+11219690(Top 74%)7526(Top 66%)7526(Top 1428%)
30K18.64 mi3.11 mi20146+4537811+2267811+22618033(Top 68%)6673(Top 58%)6673(Top 1266%)
20M20.00 mi1.36 mi19911+2357688+1237688+12317399(Top 65%)6398(Top 56%)6398(Top 1214%)
21M21.00 mi1.00 mi19773+1387607+817607+8117937(Top 67%)6726(Top 59%)6726(Top 1276%)
35K21.75 mi0.75 mi19682+917564+437564+4317115(Top 64%)6353(Top 56%)6353(Top 1206%)
23M23.00 mi1.25 mi19545+1377491+737491+7317270(Top 65%)6446(Top 56%)6446(Top 1223%)
24M24.00 mi1.00 mi19435+1107442+497442+4916882(Top 63%)6297(Top 55%)6297(Top 1195%)
40K24.85 mi0.85 mi19374+617415+277415+2717378(Top 65%)6621(Top 58%)6621(Top 1256%)
25.2M25.20 mi0.35 mi19351+237401+147401+1417658(Top 66%)6785(Top 59%)6785(Top 1287%)
Finish26.22 mi1.02 mi19368-177415-147415-1419270(Top 72%)7595(Top 66%)7595(Top 1441%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21stories
+97ft-345ft

Overall

21066

Females

8268

F60-64

8268

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

21217

Females

8393

F60-64

8393

10K→15K

6.2 - 9.3 mi

Top 79%
×3stories
+67ft-78ft

Overall

21066

Females

8268

F60-64

8268

15K→20K

9.3 - 12.4 mi

Top 75%
×5stories
+106ft-86ft

Overall

20013

Females

7685

F60-64

7685

20K→Half

12.4 - 13.1 mi

Top 77%
×2stories
+19ft-37ft

Overall

20509

Females

7964

F60-64

7964

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

19690

Females

7526

F60-64

7526

25K→30K

15.5 - 18.6 mi

Top 68%
×9stories
+181ft-148ft

Overall

18033

Females

6673

F60-64

6673

30K→20M

18.6 - 20.0 mi

Top 65%
×5stories
+64ft-50ft

Overall

17399

Females

6398

F60-64

6398

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

17937

Females

6726

F60-64

6726

21M→35K

21.0 - 21.8 mi

Top 64%
×7stories
+17ft-86ft

Overall

17115

Females

6353

F60-64

6353

35K→23M

21.8 - 23.0 mi

Top 65%
×5stories
+23ft-63ft

Overall

17270

Females

6446

F60-64

6446

23M→24M

23.0 - 24.0 mi

Top 63%
×6stories
+12ft-82ft

Overall

16882

Females

6297

F60-64

6297

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

17378

Females

6621

F60-64

6621

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

17658

Females

6785

F60-64

6785

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

19270

Females

7595

F60-64

7595

Passing Analysis

Category:
Athletes Passed
2351
Passed By
763
Net Change
+1588
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20956
5K → 10K230359-129#20956#21085
10K → 15K165172-7#21085#21092
15K → 20K32935+294#21092#20798
20K → Half4118+23#20798#20775
Half → 25K20529+176#20775#20599
25K → 30K4563+453#20599#20146
30K → 20M2405+235#20146#19911
20M → 21M15618+138#19911#19773
21M → 35K998+91#19773#19682
35K → 23M14912+137#19682#19545
23M → 24M12111+110#19545#19435
24M → 40K8322+61#19435#19374
40K → 25.2M3714+23#19374#19351
25.2M → Finish4057-17#19351#19368
TOTALS2351763+1588
📊

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