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BOSTON MARATHON 2023

Katie Ansel

Bib: 16814•F

MI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 45%
Gender (Female)
#0 / 11423
Top 27%
Division (F18-39)
#0 / 4884
Top 45%
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
7:52/mi
24:27
↑ 97↓ 3451.5%
10K· 6.21 mi
7:53/mi
48:55
↑ 79↓ 1380.4%
15K· 9.32 mi
7:55/mi
1:13:31
↑ 67↓ 78
20K· 12.43 mi
7:57/mi
1:38:12
↑ 106↓ 860.1%
Half· 13.11 mi
7:50/mi
1:43:33
↑ 19↓ 370.5%
25K· 15.53 mi
7:58/mi
2:02:51
↑ 66↓ 880.2%
30K· 18.64 mi
8:07/mi
2:28:05
↑ 181↓ 1480.2%
20M
8:09/mi
2:39:10
↑ 64↓ 500.2%
21M
8:22/mi
2:47:32
↑ 106↓ 241.6%
35K· 21.75 mi
7:48/mi
2:53:22
↑ 17↓ 861.7%
23M
8:06/mi
3:03:31
↑ 23↓ 630.6%
24M
7:55/mi
3:11:26
↓ 821.3%
40K· 24.85 mi
8:01/mi
3:18:17
↓ 200.3%
25.2M
8:16/mi
3:21:08
↑ 13↓ 160.2%
Finish· 26.22 mi
7:31/mi
3:28:48
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:33
Pace7:54 /mi
2nd Half
Distance13.11 mi
Time1:45:15
Pace8:02 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4224:277:5224:27
7:52
-
10K
6.21 mi11:39:1048:557:5224:28
7:53
+0:01
15K
9.32 mi12:03:461:13:317:5324:36
7:55
+0:02
20K
12.43 mi12:28:271:38:127:5424:41
7:57
+0:02
Half
13.11 mi12:33:481:43:337:545:21
7:50
-0:07
25K
15.53 mi12:53:062:02:517:5419:18
7:58
+0:08
30K
18.64 mi13:18:202:28:057:5725:14
8:07
+0:09
20M
20.00 mi13:29:252:39:107:5711:05
8:09
+0:02
21M
21.00 mi13:37:472:47:327:598:22
8:22
+0:13
35K
21.75 mi13:43:372:53:227:585:50
7:48
-0:34
23M
23.00 mi13:53:463:03:317:5910:09
8:06
+0:18
24M
24.00 mi14:01:413:11:267:597:55
7:55
-0:11
40K
24.85 mi14:08:323:18:177:596:51
8:01
+0:06
25.2M
25.20 mi14:11:233:21:087:592:51
8:16
+0:15
Finish
26.22 mi14:19:033:28:487:587:40
7:31
-0:45

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

7:31 /mi

Average Pace

7:58 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:20:26

96% of race

Time at Steady Pace

8:22

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:58 /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 mi11:14:4224:277:5224:27
7:52
#13009
10K
6.21 mi11:39:1048:557:5224:28
7:53
#13368
15K
9.32 mi12:03:461:13:317:5324:36
7:55
#13476
20K
12.43 mi12:28:271:38:127:5424:41
7:57
#13336
Half
13.11 mi12:33:481:43:337:545:21
7:50
#13309
25K
15.53 mi12:53:062:02:517:5419:18
7:58
#13121
30K
18.64 mi13:18:202:28:057:5725:14
8:07
#12850
20M
20.00 mi13:29:252:39:107:5711:05
8:09
#12690
21M
21.00 mi13:37:472:47:327:598:22
8:22
#12473
35K
21.75 mi13:43:372:53:227:585:50
7:48
#12408
23M
23.00 mi13:53:463:03:317:5910:09
8:06
#12277
24M
24.00 mi14:01:413:11:267:597:55
7:55
#12221
40K
24.85 mi14:08:323:18:177:596:51
8:01
#12110
25.2M
25.20 mi14:11:233:21:087:592:51
8:16
#12035
Finish
26.22 mi14:19:033:28:487:587:40
7:31
#11895
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi130093442344213721(Top 52%)3911(Top 34%)3911(Top 80%)
10K6.21 mi3.10 mi13368-3593664-2223664-22213775(Top 52%)3905(Top 34%)3905(Top 80%)
15K9.32 mi3.11 mi13476-1083736-723736-7213721(Top 52%)3911(Top 34%)3911(Top 80%)
20K12.43 mi3.11 mi13336+1403683+533683+5312993(Top 49%)3543(Top 31%)3543(Top 73%)
Half13.11 mi0.68 mi13309+273668+153668+1513131(Top 49%)3565(Top 31%)3565(Top 73%)
25K15.53 mi2.42 mi13121+1883563+1053563+10512410(Top 47%)3310(Top 29%)3310(Top 68%)
30K18.64 mi3.11 mi12850+2713463+1003463+10011808(Top 44%)3068(Top 27%)3068(Top 63%)
20M20.00 mi1.36 mi12690+1603393+703393+7011410(Top 43%)2945(Top 26%)2945(Top 60%)
21M21.00 mi1.00 mi12473+2173283+1103283+1109684(Top 36%)2240(Top 20%)2240(Top 46%)
35K21.75 mi0.75 mi12408+653262+213262+2110693(Top 40%)2727(Top 24%)2727(Top 56%)
23M23.00 mi1.25 mi12277+1313215+473215+4710539(Top 40%)2788(Top 24%)2788(Top 57%)
24M24.00 mi1.00 mi12221+563199+163199+1610688(Top 40%)2932(Top 26%)2932(Top 60%)
40K24.85 mi0.85 mi12110+1113162+373162+3710174(Top 38%)2746(Top 24%)2746(Top 56%)
25.2M25.20 mi0.35 mi12035+753124+383124+388209(Top 31%)1936(Top 17%)1936(Top 40%)
Finish26.22 mi1.02 mi11895+1403063+613063+618760(Top 33%)2140(Top 19%)2140(Top 44%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21story building
+97ft-345ft

Overall

13721

Females

3911

F18-39

3911

5K→10K

3.1 - 6.2 mi

Top 52%
×5story building
+79ft-138ft

Overall

13775

Females

3905

F18-39

3905

10K→15K

6.2 - 9.3 mi

Top 52%
×3story building
+67ft-78ft

Overall

13721

Females

3911

F18-39

3911

15K→20K

9.3 - 12.4 mi

Top 49%
×5story building
+106ft-86ft

Overall

12993

Females

3543

F18-39

3543

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

13131

Females

3565

F18-39

3565

Half→25K

13.1 - 15.5 mi

Top 47%
×4story building
+66ft-88ft

Overall

12410

Females

3310

F18-39

3310

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

11808

Females

3068

F18-39

3068

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

11410

Females

2945

F18-39

2945

20M→21M

20.0 - 21.0 mi

Top 36%
×8story building
+106ft-24ft

Overall

9684

Females

2240

F18-39

2240

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

10693

Females

2727

F18-39

2727

35K→23M

21.8 - 23.0 mi

Top 40%
×5story building
+23ft-63ft

Overall

10539

Females

2788

F18-39

2788

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

10688

Females

2932

F18-39

2932

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10174

Females

2746

F18-39

2746

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8209

Females

1936

F18-39

1936

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

8760

Females

2140

F18-39

2140

Passing Analysis

Category:
Athletes Passed
2300
Passed By
1186
Net Change
+1114
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13009
5K → 10K160519-359#13009#13368
10K → 15K166274-108#13368#13476
15K → 20K248108+140#13476#13336
20K → Half4619+27#13336#13309
Half → 25K24153+188#13309#13121
25K → 30K34069+271#13121#12850
30K → 20M18929+160#12850#12690
20M → 21M23215+217#12690#12473
21M → 35K7914+65#12473#12408
35K → 23M15524+131#12408#12277
23M → 24M8832+56#12277#12221
24M → 40K12413+111#12221#12110
40K → 25.2M761+75#12110#12035
25.2M → Finish15616+140#12035#11895
TOTALS23001186+1114
📊

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