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BOSTON MARATHON 2023

Gillian Kuyl

Bib: 22552•F

OR

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
8:56/mi
27:46
↑ 97↓ 3451.5%
10K· 6.21 mi
8:56/mi
55:32
↑ 79↓ 1380.4%
15K· 9.32 mi
9:24/mi
1:24:43
↑ 67↓ 78
20K· 12.43 mi
10:39/mi
1:57:47
↑ 106↓ 860.1%
Half· 13.11 mi
10:02/mi
2:04:38
↑ 19↓ 370.5%
25K· 15.53 mi
11:29/mi
2:32:29
↑ 66↓ 880.2%
30K· 18.64 mi
13:27/mi
3:14:15
↑ 181↓ 1480.2%
20M
13:47/mi
3:32:59
↑ 64↓ 500.2%
21M
15:29/mi
3:48:28
↑ 106↓ 241.6%
35K· 21.75 mi
14:01/mi
3:58:57
↑ 17↓ 861.7%
23M
14:27/mi
4:17:02
↑ 23↓ 630.6%
24M
14:30/mi
4:31:32
↓ 821.3%
40K· 24.85 mi
14:44/mi
4:44:08
↓ 200.3%
25.2M
15:31/mi
4:49:29
↑ 13↓ 160.2%
Finish· 26.22 mi
10:52/mi
5:00:33
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:38
Pace9:30 /mi
2nd Half
Distance13.11 mi
Time2:55:55
Pace13:25 /mi
📊Positive Split: 41.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:5927:468:5627:46
8:56
-
10K
6.21 mi11:51:4555:328:5627:46
8:56
0:00
15K
9.32 mi12:20:561:24:439:0529:11
9:24
+0:28
20K
12.43 mi12:54:001:57:479:2933:04
10:39
+1:15
Half
13.11 mi13:00:512:04:389:306:51
10:02
-0:37
25K
15.53 mi13:28:422:32:299:4927:51
11:29
+1:27
30K
18.64 mi14:10:283:14:1510:2541:46
13:27
+1:58
20M
20.00 mi14:29:123:32:5910:3918:44
13:47
+0:20
21M
21.00 mi14:44:413:48:2810:5315:29
15:29
+1:42
35K
21.75 mi14:55:103:58:5710:5910:29
14:01
-1:28
23M
23.00 mi15:13:154:17:0211:1118:05
14:27
+0:26
24M
24.00 mi15:27:454:31:3211:1914:30
14:30
+0:03
40K
24.85 mi15:40:214:44:0811:2612:36
14:44
+0:14
25.2M
25.20 mi15:45:424:49:2911:295:21
15:31
+0:47
Finish
26.22 mi15:56:465:00:3311:2811:04
10:52
-4:39

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

8:56 /mi

Average Pace

11:28 /mi

Slowest Pace

15:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:33

54% of race

Time at Steady Pace

1:43:34

34% of race

Time at Slower Pace

33:26

11% of race

Average Pace: 11:28 /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 mi11:23:5927:468:5627:46
8:56
#20169
10K
6.21 mi11:51:4555:328:5627:46
8:56
#20387
15K
9.32 mi12:20:561:24:439:0529:11
9:24
#20998
20K
12.43 mi12:54:001:57:479:2933:04
10:39
#22035
Half
13.11 mi13:00:512:04:389:306:51
10:02
#22133
25K
15.53 mi13:28:422:32:299:4927:51
11:29
#22760
30K
18.64 mi14:10:283:14:1510:2541:46
13:27
#23652
20M
20.00 mi14:29:123:32:5910:3918:44
13:47
#23948
21M
21.00 mi14:44:413:48:2810:5315:29
15:29
#24157
35K
21.75 mi14:55:103:58:5710:5910:29
14:01
#24294
23M
23.00 mi15:13:154:17:0211:1118:05
14:27
#24512
24M
24.00 mi15:27:454:31:3211:1914:30
14:30
#24700
40K
24.85 mi15:40:214:44:0811:2612:36
14:44
#24809
25.2M
25.20 mi15:45:424:49:2911:295:21
15:31
#24854
Finish
26.22 mi15:56:465:00:3311:2811:04
10:52
#24846
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi201697926792621947(Top 82%)8761(Top 77%)8761(Top 482%)
10K6.21 mi3.10 mi20387-2187974-487974-4820644(Top 78%)8064(Top 71%)8064(Top 444%)
15K9.32 mi3.11 mi20998-6118286-3128286-31221947(Top 82%)8761(Top 77%)8761(Top 482%)
20K12.43 mi3.11 mi22035-10378860-5748860-57424094(Top 91%)9967(Top 87%)9967(Top 549%)
Half13.11 mi0.68 mi22133-988903-438903-4323390(Top 88%)9573(Top 84%)9573(Top 527%)
25K15.53 mi2.42 mi22760-6279236-3339236-33324654(Top 93%)10316(Top 90%)10316(Top 568%)
30K18.64 mi3.11 mi23652-8929726-4909726-49025714(Top 97%)10955(Top 96%)10955(Top 603%)
20M20.00 mi1.36 mi23948-2969893-1679893-16725711(Top 97%)10965(Top 96%)10965(Top 603%)
21M21.00 mi1.00 mi24157-20910037-14410037-14426006(Top 98%)11117(Top 97%)11117(Top 612%)
35K21.75 mi0.75 mi24294-13710121-8410121-8426135(Top 98%)11195(Top 98%)11195(Top 616%)
23M23.00 mi1.25 mi24512-21810236-11510236-11526094(Top 98%)11180(Top 98%)11180(Top 615%)
24M24.00 mi1.00 mi24700-18810360-12410360-12426264(Top 99%)11282(Top 99%)11282(Top 621%)
40K24.85 mi0.85 mi24809-10910423-6310423-6326051(Top 98%)11197(Top 98%)11197(Top 616%)
25.2M25.20 mi0.35 mi24854-4510454-3110454-3125948(Top 97%)11146(Top 98%)11146(Top 613%)
Finish26.22 mi1.02 mi24846+810458-410458-423724(Top 89%)10021(Top 88%)10021(Top 552%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

21947

Females

8761

F45-49

8761

5K→10K

3.1 - 6.2 mi

Top 78%
×5story building
+79ft-138ft

Overall

20644

Females

8064

F45-49

8064

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

21947

Females

8761

F45-49

8761

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

24094

Females

9967

F45-49

9967

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

23390

Females

9573

F45-49

9573

Half→25K

13.1 - 15.5 mi

Top 93%
×4story building
+66ft-88ft

Overall

24654

Females

10316

F45-49

10316

25K→30K

15.5 - 18.6 mi

Top 97%
×9story building
+181ft-148ft

Overall

25714

Females

10955

F45-49

10955

30K→20M

18.6 - 20.0 mi

Top 97%
×5story building
+64ft-50ft

Overall

25711

Females

10965

F45-49

10965

20M→21M

20.0 - 21.0 mi

Top 98%
×8story building
+106ft-24ft

Overall

26006

Females

11117

F45-49

11117

21M→35K

21.0 - 21.8 mi

Top 98%
×7story building
+17ft-86ft

Overall

26135

Females

11195

F45-49

11195

35K→23M

21.8 - 23.0 mi

Top 98%
×5story building
+23ft-63ft

Overall

26094

Females

11180

F45-49

11180

23M→24M

23.0 - 24.0 mi

Top 99%
×6story building
+12ft-82ft

Overall

26264

Females

11282

F45-49

11282

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

26051

Females

11197

F45-49

11197

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

25948

Females

11146

F45-49

11146

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2story building
+22ft-21ft

Overall

23724

Females

10021

F45-49

10021

Passing Analysis

Category:
Athletes Passed
321
Passed By
4998
Net Change
-4677
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20169
5K → 10K196414-218#20169#20387
10K → 15K42653-611#20387#20998
15K → 20K71044-1037#20998#22035
20K → Half6104-98#22035#22133
Half → 25K13640-627#22133#22760
25K → 30K3895-892#22760#23652
30K → 20M8304-296#23652#23948
20M → 21M6215-209#23948#24157
21M → 35K4141-137#24157#24294
35K → 23M1219-218#24294#24512
23M → 24M4192-188#24512#24700
24M → 40K6115-109#24700#24809
40K → 25.2M146-45#24809#24854
25.2M → Finish2416+8#24854#24846
TOTALS3214998-4677
📊

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