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BOSTON MARATHON 2023

Holly Kistler

Bib: 19254•F

FL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 49%
Gender (Female)
#0 / 11423
Top 33%
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:21
Rank: #15146
Start → 5K
25:21 | 8:10/mi
10K· 6.21 mi
49:53
Rank: #14580 (+566)
5K → 10K
24:32 | 7:54/mi
15K· 9.32 mi
1:14:12
Rank: #14062 (+518)
10K → 15K
24:19 | 7:50/mi
20K· 12.43 mi
1:39:11
Rank: #13950 (+112)
15K → 20K
24:59 | 8:02/mi
Half· 13.11 mi
1:44:26
Rank: #13837 (+113)
20K → Half
5:15 | 7:42/mi
25K· 15.53 mi
2:03:36
Rank: #13524 (+313)
Half → 25K
19:10 | 7:54/mi
30K· 18.64 mi
2:29:11
Rank: #13324 (+200)
25K → 30K
25:35 | 8:14/mi
20M
2:40:40
Rank: #13297 (+27)
30K → 20M
11:29 | 8:27/mi
21M
2:49:26
Rank: #13192 (+105)
20M → 21M
8:46 | 8:46/mi
35K· 21.75 mi
2:55:36
Rank: #13207 (-15)
21M → 35K
6:10 | 8:15/mi
23M
3:06:23
Rank: #13223 (-16)
35K → 23M
10:47 | 8:37/mi
24M
3:14:43
Rank: #13224 (-1)
23M → 24M
8:20 | 8:20/mi
40K· 24.85 mi
3:22:10
Rank: #13258 (-34)
24M → 40K
7:27 | 8:43/mi
25.2M
3:25:20
Rank: #13234 (+24)
40K → 25.2M
3:10 | 9:11/mi
Finish· 26.22 mi
3:33:23
Rank: #13155 (+79)
25.2M → Finish
8:03 | 7:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:26
Pace7:58 /mi
2nd Half
Distance13.11 mi
Time1:48:57
Pace8:19 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:2525:218:1025:21
8:10
-
10K
6.21 mi11:41:5749:538:0224:32
7:54
-0:16
15K
9.32 mi12:06:161:14:127:5824:19
7:50
-0:04
20K
12.43 mi12:31:151:39:117:5924:59
8:02
+0:12
Half
13.11 mi12:36:301:44:267:585:15
7:42
-0:20
25K
15.53 mi12:55:402:03:367:5719:10
7:54
+0:12
30K
18.64 mi13:21:152:29:118:0025:35
8:14
+0:20
20M
20.00 mi13:32:442:40:408:0211:29
8:27
+0:13
21M
21.00 mi13:41:302:49:268:048:46
8:46
+0:19
35K
21.75 mi13:47:402:55:368:046:10
8:15
-0:31
23M
23.00 mi13:58:273:06:238:0610:47
8:37
+0:22
24M
24.00 mi14:06:473:14:438:078:20
8:20
-0:17
40K
24.85 mi14:14:143:22:108:087:27
8:43
+0:23
25.2M
25.20 mi14:17:243:25:208:093:10
9:11
+0:28
Finish
26.22 mi14:25:273:33:238:098:03
7:54
-1:17

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

7:42 /mi

Average Pace

8:09 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:03:13

86% of race

Time at Steady Pace

27:00

13% of race

Time at Slower Pace

3:10

1% of race

Average Pace: 8:08 /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 mi11:17:2525:218:1025:21
8:10
#15146
10K
6.21 mi11:41:5749:538:0224:32
7:54
#14580
15K
9.32 mi12:06:161:14:127:5824:19
7:50
#14062
20K
12.43 mi12:31:151:39:117:5924:59
8:02
#13950
Half
13.11 mi12:36:301:44:267:585:15
7:42
#13837
25K
15.53 mi12:55:402:03:367:5719:10
7:54
#13524
30K
18.64 mi13:21:152:29:118:0025:35
8:14
#13324
20M
20.00 mi13:32:442:40:408:0211:29
8:27
#13297
21M
21.00 mi13:41:302:49:268:048:46
8:46
#13192
35K
21.75 mi13:47:402:55:368:046:10
8:15
#13207
23M
23.00 mi13:58:273:06:238:0610:47
8:37
#13223
24M
24.00 mi14:06:473:14:438:078:20
8:20
#13224
40K
24.85 mi14:14:143:22:108:087:27
8:43
#13258
25.2M
25.20 mi14:17:243:25:208:093:10
9:11
#13234
Finish
26.22 mi14:25:273:33:238:098:03
7:54
#13155
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi151464736473612954(Top 49%)3448(Top 30%)3448(Top 71%)
10K6.21 mi3.10 mi14580+5664391+3454391+34513969(Top 52%)4025(Top 35%)4025(Top 82%)
15K9.32 mi3.11 mi14062+5184097+2944097+29412954(Top 49%)3448(Top 30%)3448(Top 71%)
20K12.43 mi3.11 mi13950+1124053+444053+4413773(Top 52%)3977(Top 35%)3977(Top 81%)
Half13.11 mi0.68 mi13837+1133987+663987+6611945(Top 45%)2897(Top 25%)2897(Top 59%)
25K15.53 mi2.42 mi13524+3133822+1653822+16511981(Top 45%)3068(Top 27%)3068(Top 63%)
30K18.64 mi3.11 mi13324+2003739+833739+8312579(Top 47%)3509(Top 31%)3509(Top 72%)
20M20.00 mi1.36 mi13297+273733+63733+613347(Top 50%)4038(Top 35%)4038(Top 83%)
21M21.00 mi1.00 mi13192+1053684+493684+4912097(Top 45%)3459(Top 30%)3459(Top 71%)
35K21.75 mi0.75 mi13207-153717-333717-3313763(Top 52%)4426(Top 39%)4426(Top 91%)
23M23.00 mi1.25 mi13223-163748-313748-3113878(Top 52%)4541(Top 40%)4541(Top 93%)
24M24.00 mi1.00 mi13224-13777-293777-2913445(Top 51%)4355(Top 38%)4355(Top 89%)
40K24.85 mi0.85 mi13258-343812-353812-3514595(Top 55%)5069(Top 44%)5069(Top 104%)
25.2M25.20 mi0.35 mi13234+243816-43816-413583(Top 51%)4520(Top 40%)4520(Top 93%)
Finish26.22 mi1.02 mi13155+793789+273789+2711425(Top 43%)3413(Top 30%)3413(Top 70%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

12954

Females

3448

F18-39

3448

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

13969

Females

4025

F18-39

4025

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

12954

Females

3448

F18-39

3448

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

13773

Females

3977

F18-39

3977

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

11945

Females

2897

F18-39

2897

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

11981

Females

3068

F18-39

3068

25K→30K

15.5 - 18.6 mi

Top 47%
×9stories
+181ft-148ft

Overall

12579

Females

3509

F18-39

3509

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

13347

Females

4038

F18-39

4038

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

12097

Females

3459

F18-39

3459

21M→35K

21.0 - 21.8 mi

Top 52%
×7stories
+17ft-86ft

Overall

13763

Females

4426

F18-39

4426

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

13878

Females

4541

F18-39

4541

23M→24M

23.0 - 24.0 mi

Top 51%
×6stories
+12ft-82ft

Overall

13445

Females

4355

F18-39

4355

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

14595

Females

5069

F18-39

5069

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

13583

Females

4520

F18-39

4520

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

11425

Females

3413

F18-39

3413

Passing Analysis

Category:
Athletes Passed
2846
Passed By
855
Net Change
+1991
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15146
5K → 10K65993+566#15146#14580
10K → 15K55941+518#14580#14062
15K → 20K230118+112#14062#13950
20K → Half1174+113#13950#13837
Half → 25K33017+313#13837#13524
25K → 30K29898+200#13524#13324
30K → 20M10376+27#13324#13297
20M → 21M13631+105#13297#13192
21M → 35K5772-15#13192#13207
35K → 23M85101-16#13207#13223
23M → 24M7374-1#13223#13224
24M → 40K5387-34#13224#13258
40K → 25.2M4319+24#13258#13234
25.2M → Finish10324+79#13234#13155
TOTALS2846855+1991
📊

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