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BOSTON MARATHON 2023

Kristin Harris

Bib: 27617•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
11:04/mi
34:22
↑ 97↓ 3451.5%
10K· 6.21 mi
10:59/mi
1:08:30
↑ 79↓ 1380.4%
15K· 9.32 mi
11:02/mi
1:42:48
↑ 67↓ 78
20K· 12.43 mi
11:07/mi
2:17:20
↑ 106↓ 860.1%
Half· 13.11 mi
10:57/mi
2:24:48
↑ 19↓ 370.5%
25K· 15.53 mi
11:11/mi
2:51:55
↑ 66↓ 880.2%
30K· 18.64 mi
11:40/mi
3:28:09
↑ 181↓ 1480.2%
20M
11:55/mi
3:44:21
↑ 64↓ 500.2%
21M
13:23/mi
3:57:44
↑ 106↓ 241.6%
35K· 21.75 mi
11:11/mi
4:06:06
↑ 17↓ 861.7%
23M
11:48/mi
4:20:52
↑ 23↓ 630.6%
24M
11:28/mi
4:32:20
↓ 821.3%
40K· 24.85 mi
11:51/mi
4:42:28
↓ 200.3%
25.2M
12:19/mi
4:46:43
↑ 13↓ 160.2%
Finish· 26.22 mi
11:05/mi
4:58:01
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:24:48
Pace11:03 /mi
2nd Half
Distance13.11 mi
Time2:33:13
Pace11:41 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:5734:2211:0434:22
11:04
-
10K
6.21 mi12:27:051:08:3011:0134:08
10:59
-0:05
15K
9.32 mi13:01:231:42:4811:0234:18
11:02
+0:03
20K
12.43 mi13:35:552:17:2011:0334:32
11:07
+0:05
Half
13.11 mi13:43:232:24:4811:037:28
10:57
-0:10
25K
15.53 mi14:10:302:51:5511:0427:07
11:11
+0:14
30K
18.64 mi14:46:443:28:0911:1036:14
11:40
+0:29
20M
20.00 mi15:02:563:44:2111:1316:12
11:55
+0:15
21M
21.00 mi15:16:193:57:4411:1913:23
13:23
+1:28
35K
21.75 mi15:24:414:06:0611:198:22
11:11
-2:12
23M
23.00 mi15:39:274:20:5211:2114:46
11:48
+0:37
24M
24.00 mi15:50:554:32:2011:2111:28
11:28
-0:20
40K
24.85 mi16:01:034:42:2811:2210:08
11:51
+0:23
25.2M
25.20 mi16:05:184:46:4311:234:15
12:19
+0:28
Finish
26.22 mi16:16:364:58:0111:2211:18
11:05
-1:14

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

10:57 /mi

Average Pace

11:22 /mi

Slowest Pace

13:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:23:03

68% of race

Time at Slower Pace

1:34:58

32% of race

Average Pace: 11:22 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:52:5734:2211:0434:22
11:04
#25780
10K
6.21 mi12:27:051:08:3011:0134:08
10:59
#25633
15K
9.32 mi13:01:231:42:4811:0234:18
11:02
#25482
20K
12.43 mi13:35:552:17:2011:0334:32
11:07
#25298
Half
13.11 mi13:43:232:24:4811:037:28
10:57
#25277
25K
15.53 mi14:10:302:51:5511:0427:07
11:11
#25100
30K
18.64 mi14:46:443:28:0911:1036:14
11:40
#24937
20M
20.00 mi15:02:563:44:2111:1316:12
11:55
#24855
21M
21.00 mi15:16:193:57:4411:1913:23
13:23
#24848
35K
21.75 mi15:24:414:06:0611:198:22
11:11
#24807
23M
23.00 mi15:39:274:20:5211:2114:46
11:48
#24775
24M
24.00 mi15:50:554:32:2011:2111:28
11:28
#24739
40K
24.85 mi16:01:034:42:2811:2210:08
11:51
#24715
25.2M
25.20 mi16:05:184:46:4311:234:15
12:19
#24698
Finish
26.22 mi16:16:364:58:0111:2211:18
11:05
#24703
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi25780109091090925243(Top 95%)10594(Top 93%)10594(Top 583%)
10K6.21 mi3.10 mi25633+14710818+9110818+9125456(Top 96%)10705(Top 94%)10705(Top 589%)
15K9.32 mi3.11 mi25482+15110728+9010728+9025243(Top 95%)10594(Top 93%)10594(Top 583%)
20K12.43 mi3.11 mi25298+18410624+10410624+10424770(Top 93%)10348(Top 91%)10348(Top 570%)
Half13.11 mi0.68 mi25277+2110617+710617+724874(Top 93%)10426(Top 91%)10426(Top 574%)
25K15.53 mi2.42 mi25100+17710522+9510522+9524251(Top 91%)10087(Top 88%)10087(Top 555%)
30K18.64 mi3.11 mi24937+16310454+6810454+6824079(Top 90%)10058(Top 88%)10058(Top 554%)
20M20.00 mi1.36 mi24855+8210416+3810416+3824111(Top 91%)10138(Top 89%)10138(Top 558%)
21M21.00 mi1.00 mi24848+710414+210414+224478(Top 92%)10328(Top 90%)10328(Top 568%)
35K21.75 mi0.75 mi24807+4110398+1610398+1623640(Top 89%)9959(Top 87%)9959(Top 548%)
23M23.00 mi1.25 mi24775+3210393+510393+523707(Top 89%)9961(Top 87%)9961(Top 548%)
24M24.00 mi1.00 mi24739+3610378+1510378+1523832(Top 90%)10070(Top 88%)10070(Top 554%)
40K24.85 mi0.85 mi24715+2410376+210376+223707(Top 89%)10043(Top 88%)10043(Top 553%)
25.2M25.20 mi0.35 mi24698+1710365+1110365+1123054(Top 87%)9700(Top 85%)9700(Top 534%)
Finish26.22 mi1.02 mi24703-510370-510370-524136(Top 91%)10228(Top 90%)10228(Top 563%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×21story building
+97ft-345ft

Overall

25243

Females

10594

F45-49

10594

5K→10K

3.1 - 6.2 mi

Top 96%
×5story building
+79ft-138ft

Overall

25456

Females

10705

F45-49

10705

10K→15K

6.2 - 9.3 mi

Top 95%
×3story building
+67ft-78ft

Overall

25243

Females

10594

F45-49

10594

15K→20K

9.3 - 12.4 mi

Top 93%
×5story building
+106ft-86ft

Overall

24770

Females

10348

F45-49

10348

20K→Half

12.4 - 13.1 mi

Top 93%
×2story building
+19ft-37ft

Overall

24874

Females

10426

F45-49

10426

Half→25K

13.1 - 15.5 mi

Top 91%
×4story building
+66ft-88ft

Overall

24251

Females

10087

F45-49

10087

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

24079

Females

10058

F45-49

10058

30K→20M

18.6 - 20.0 mi

Top 91%
×5story building
+64ft-50ft

Overall

24111

Females

10138

F45-49

10138

20M→21M

20.0 - 21.0 mi

Top 92%
×8story building
+106ft-24ft

Overall

24478

Females

10328

F45-49

10328

21M→35K

21.0 - 21.8 mi

Top 89%
×7story building
+17ft-86ft

Overall

23640

Females

9959

F45-49

9959

35K→23M

21.8 - 23.0 mi

Top 89%
×5story building
+23ft-63ft

Overall

23707

Females

9961

F45-49

9961

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

23832

Females

10070

F45-49

10070

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

23707

Females

10043

F45-49

10043

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

23054

Females

9700

F45-49

9700

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

24136

Females

10228

F45-49

10228

Passing Analysis

Category:
Athletes Passed
1332
Passed By
255
Net Change
+1077
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25780
5K → 10K20356+147#25780#25633
10K → 15K18130+151#25633#25482
15K → 20K20016+184#25482#25298
20K → Half287+21#25298#25277
Half → 25K18710+177#25277#25100
25K → 30K18017+163#25100#24937
30K → 20M919+82#24937#24855
20M → 21M3528+7#24855#24848
21M → 35K509+41#24848#24807
35K → 23M4715+32#24807#24775
23M → 24M448+36#24775#24739
24M → 40K4117+24#24739#24715
40K → 25.2M236+17#24715#24698
25.2M → Finish2227-5#24698#24703
TOTALS1332255+1077
📊

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