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BOSTON MARATHON 2023

Elene Kaufmann

Bib: 14951•F

OH

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0:00
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
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
24:45
Rank: #13786
Start → 5K
24:45 | 7:58/mi
10K· 6.21 mi
49:34
Rank: #14227 (-441)
5K → 10K
24:49 | 7:59/mi
15K· 9.32 mi
1:14:15
Rank: #14118 (+109)
10K → 15K
24:41 | 7:57/mi
20K· 12.43 mi
1:39:04
Rank: #13876 (+242)
15K → 20K
24:49 | 7:59/mi
Half· 13.11 mi
1:44:28
Rank: #13859 (+17)
20K → Half
5:24 | 7:55/mi
25K· 15.53 mi
2:04:29
Rank: #13968 (-109)
Half → 25K
20:01 | 8:15/mi
30K· 18.64 mi
2:34:37
Rank: #15434 (-1466)
25K → 30K
30:08 | 9:42/mi
20M
2:46:39
Rank: #15456 (-22)
30K → 20M
12:02 | 8:51/mi
21M
3:00:04
Rank: #16661 (-1205)
20M → 21M
13:25 | 13:25/mi
35K· 21.75 mi
3:06:26
Rank: #16598 (+63)
21M → 35K
6:22 | 8:31/mi
23M
3:20:51
Rank: #17364 (-766)
35K → 23M
14:25 | 11:31/mi
24M
3:32:08
Rank: #17927 (-563)
23M → 24M
11:17 | 11:17/mi
40K· 24.85 mi
3:39:19
Rank: #17756 (+171)
24M → 40K
7:11 | 8:24/mi
25.2M
3:42:23
Rank: #17672 (+84)
40K → 25.2M
3:04 | 8:54/mi
Finish· 26.22 mi
3:50:31
Rank: #17448 (+224)
25.2M → Finish
8:08 | 7:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:28
Pace7:58 /mi
2nd Half
Distance13.11 mi
Time2:06:03
Pace9:37 /mi
📊Positive Split: 20.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:3524:457:5824:45
7:58
-
10K
6.21 mi11:18:2449:347:5924:49
7:59
+0:01
15K
9.32 mi11:43:051:14:157:5824:41
7:57
-0:02
20K
12.43 mi12:07:541:39:047:5824:49
7:59
+0:02
Half
13.11 mi12:13:181:44:287:585:24
7:55
-0:04
25K
15.53 mi12:33:192:04:298:0120:01
8:15
+0:20
30K
18.64 mi13:03:272:34:378:1830:08
9:42
+1:27
20M
20.00 mi13:15:292:46:398:2012:02
8:51
-0:51
21M
21.00 mi13:28:543:00:048:3413:25
13:25
+4:34
35K
21.75 mi13:35:163:06:268:346:22
8:31
-4:54
23M
23.00 mi13:49:413:20:518:4414:25
11:31
+3:00
24M
24.00 mi14:00:583:32:088:5011:17
11:17
-0:14
40K
24.85 mi14:08:093:39:198:497:11
8:24
-2:53
25.2M
25.20 mi14:11:133:42:238:493:04
8:54
+0:30
Finish
26.22 mi14:19:213:50:318:488:08
7:59
-0:55

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

7:55 /mi

Average Pace

8:48 /mi

Slowest Pace

13:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:41:16

70% of race

Time at Slower Pace

1:09:15

30% of race

Average Pace: 8:47 /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 mi10:53:3524:457:5824:45
7:58
#13786
10K
6.21 mi11:18:2449:347:5924:49
7:59
#14227
15K
9.32 mi11:43:051:14:157:5824:41
7:57
#14118
20K
12.43 mi12:07:541:39:047:5824:49
7:59
#13876
Half
13.11 mi12:13:181:44:287:585:24
7:55
#13859
25K
15.53 mi12:33:192:04:298:0120:01
8:15
#13968
30K
18.64 mi13:03:272:34:378:1830:08
9:42
#15434
20M
20.00 mi13:15:292:46:398:2012:02
8:51
#15456
21M
21.00 mi13:28:543:00:048:3413:25
13:25
#16661
35K
21.75 mi13:35:163:06:268:346:22
8:31
#16598
23M
23.00 mi13:49:413:20:518:4414:25
11:31
#17364
24M
24.00 mi14:00:583:32:088:5011:17
11:17
#17927
40K
24.85 mi14:08:093:39:198:497:11
8:24
#17756
25.2M
25.20 mi14:11:133:42:238:493:04
8:54
#17672
Finish
26.22 mi14:19:213:50:318:488:08
7:59
#17448
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi137863898389813978(Top 53%)4077(Top 36%)4077(Top 83%)
10K6.21 mi3.10 mi14227-4414185-2874185-28714740(Top 55%)4506(Top 39%)4506(Top 92%)
15K9.32 mi3.11 mi14118+1094133+524133+5213978(Top 53%)4077(Top 36%)4077(Top 83%)
20K12.43 mi3.11 mi13876+2424011+1224011+12213334(Top 50%)3732(Top 33%)3732(Top 76%)
Half13.11 mi0.68 mi13859+174002+94002+913795(Top 52%)3982(Top 35%)3982(Top 82%)
25K15.53 mi2.42 mi13968-1094091-894091-8914666(Top 55%)4634(Top 41%)4634(Top 95%)
30K18.64 mi3.11 mi15434-14665036-9455036-94520142(Top 76%)7849(Top 69%)7849(Top 161%)
20M20.00 mi1.36 mi15456-225064-285064-2815783(Top 59%)5447(Top 48%)5447(Top 112%)
21M21.00 mi1.00 mi16661-12055796-7325796-73224500(Top 92%)10340(Top 91%)10340(Top 212%)
35K21.75 mi0.75 mi16598+635773+235773+2315435(Top 58%)5380(Top 47%)5380(Top 110%)
23M23.00 mi1.25 mi17364-7666236-4636236-46323267(Top 87%)9731(Top 85%)9731(Top 199%)
24M24.00 mi1.00 mi17927-5636580-3446580-34423560(Top 88%)9923(Top 87%)9923(Top 203%)
40K24.85 mi0.85 mi17756+1716487+936487+9312770(Top 48%)4108(Top 36%)4108(Top 84%)
25.2M25.20 mi0.35 mi17672+846446+416446+4112048(Top 45%)3786(Top 33%)3786(Top 78%)
Finish26.22 mi1.02 mi17448+2246330+1166330+11612051(Top 45%)3749(Top 33%)3749(Top 77%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21stories
+97ft-345ft

Overall

13978

Females

4077

F18-39

4077

5K→10K

3.1 - 6.2 mi

Top 55%
×5stories
+79ft-138ft

Overall

14740

Females

4506

F18-39

4506

10K→15K

6.2 - 9.3 mi

Top 53%
×3stories
+67ft-78ft

Overall

13978

Females

4077

F18-39

4077

15K→20K

9.3 - 12.4 mi

Top 50%
×5stories
+106ft-86ft

Overall

13334

Females

3732

F18-39

3732

20K→Half

12.4 - 13.1 mi

Top 52%
×2stories
+19ft-37ft

Overall

13795

Females

3982

F18-39

3982

Half→25K

13.1 - 15.5 mi

Top 55%
×4stories
+66ft-88ft

Overall

14666

Females

4634

F18-39

4634

25K→30K

15.5 - 18.6 mi

Top 76%
×9stories
+181ft-148ft

Overall

20142

Females

7849

F18-39

7849

30K→20M

18.6 - 20.0 mi

Top 59%
×5stories
+64ft-50ft

Overall

15783

Females

5447

F18-39

5447

20M→21M

20.0 - 21.0 mi

Top 92%
×8stories
+106ft-24ft

Overall

24500

Females

10340

F18-39

10340

21M→35K

21.0 - 21.8 mi

Top 58%
×7stories
+17ft-86ft

Overall

15435

Females

5380

F18-39

5380

35K→23M

21.8 - 23.0 mi

Top 87%
×5stories
+23ft-63ft

Overall

23267

Females

9731

F18-39

9731

23M→24M

23.0 - 24.0 mi

Top 88%
×6stories
+12ft-82ft

Overall

23560

Females

9923

F18-39

9923

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

12770

Females

4108

F18-39

4108

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12048

Females

3786

F18-39

3786

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2stories
+22ft-21ft

Overall

12051

Females

3749

F18-39

3749

Passing Analysis

Category:
Athletes Passed
1475
Passed By
5137
Net Change
-3662
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13786
5K → 10K125566-441#13786#14227
10K → 15K247138+109#14227#14118
15K → 20K30462+242#14118#13876
20K → Half4225+17#13876#13859
Half → 25K90199-109#13859#13968
25K → 30K161482-1466#13968#15434
30K → 20M7294-22#15434#15456
20M → 21M31208-1205#15456#16661
21M → 35K8219+63#16661#16598
35K → 23M5771-766#16598#17364
23M → 24M6569-563#17364#17927
24M → 40K1732+171#17927#17756
40K → 25.2M851+84#17756#17672
25.2M → Finish2251+224#17672#17448
TOTALS14755137-3662
📊

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