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BOSTON MARATHON 2023

Louise Eisenach

Bib: 11435•F

DC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 21%
Gender (Female)
#0 / 11423
Top 5%
Division (F18-39)
#0 / 4884
Top 9%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:25
Rank: #9962
Start → 5K
23:25 | 7:32/mi
10K· 6.21 mi
45:31
Rank: #8623 (+1339)
5K → 10K
22:06 | 7:07/mi
15K· 9.32 mi
1:07:31
Rank: #8073 (+550)
10K → 15K
22:00 | 7:05/mi
20K· 12.43 mi
1:29:30
Rank: #7561 (+512)
15K → 20K
21:59 | 7:05/mi
Half· 13.11 mi
1:34:14
Rank: #7468 (+93)
20K → Half
4:44 | 6:56/mi
25K· 15.53 mi
1:51:19
Rank: #7167 (+301)
Half → 25K
17:05 | 7:03/mi
30K· 18.64 mi
2:13:20
Rank: #6703 (+464)
25K → 30K
22:01 | 7:05/mi
20M
2:22:50
Rank: #6472 (+231)
30K → 20M
9:30 | 6:59/mi
21M
2:30:11
Rank: #6297 (+175)
20M → 21M
7:21 | 7:21/mi
35K· 21.75 mi
2:35:21
Rank: #6227 (+70)
21M → 35K
5:10 | 6:54/mi
23M
2:44:20
Rank: #6073 (+154)
35K → 23M
8:59 | 7:10/mi
24M
2:51:15
Rank: #5935 (+138)
23M → 24M
6:55 | 6:55/mi
40K· 24.85 mi
2:57:14
Rank: #5816 (+119)
24M → 40K
5:59 | 7:00/mi
25.2M
2:59:51
Rank: #5767 (+49)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
3:07:00
Rank: #5702 (+65)
25.2M → Finish
7:09 | 7:01/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:34:14
Pace7:11 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:32:46
Pace7:05 /mi
📊Negative Split: 1.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2223:257:3223:25
7:32
-
10K
6.21 mi11:12:2845:317:2022:06
7:07
-0:25
15K
9.32 mi11:34:281:07:317:1522:00
7:05
-0:02
20K
12.43 mi11:56:271:29:307:1221:59
7:05
0:00
Half
13.11 mi12:01:111:34:147:114:44
6:56
-0:09
25K
15.53 mi12:18:161:51:197:1017:05
7:03
+0:07
30K
18.64 mi12:40:172:13:207:0922:01
7:05
+0:02
20M
20.00 mi12:49:472:22:507:089:30
6:59
-0:06
21M
21.00 mi12:57:082:30:117:097:21
7:21
+0:22
35K
21.75 mi13:02:182:35:217:095:10
6:54
-0:27
23M
23.00 mi13:11:172:44:207:098:59
7:10
+0:16
24M
24.00 mi13:18:122:51:157:086:55
6:55
-0:15
40K
24.85 mi13:24:112:57:147:085:59
7:00
+0:05
25.2M
25.20 mi13:26:482:59:517:082:37
7:35
+0:35
Finish
26.22 mi13:33:573:07:007:087:09
7:01
-0:34

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

6:54 /mi

Average Pace

7:08 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:33:37

82% of race

Time at Steady Pace

33:23

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:08 /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 mi10:50:2223:257:3223:25
7:32
#9962
10K
6.21 mi11:12:2845:317:2022:06
7:07
#8623
15K
9.32 mi11:34:281:07:317:1522:00
7:05
#8073
20K
12.43 mi11:56:271:29:307:1221:59
7:05
#7561
Half
13.11 mi12:01:111:34:147:114:44
6:56
#7468
25K
15.53 mi12:18:161:51:197:1017:05
7:03
#7167
30K
18.64 mi12:40:172:13:207:0922:01
7:05
#6703
20M
20.00 mi12:49:472:22:507:089:30
6:59
#6472
21M
21.00 mi12:57:082:30:117:097:21
7:21
#6297
35K
21.75 mi13:02:182:35:217:095:10
6:54
#6227
23M
23.00 mi13:11:172:44:207:098:59
7:10
#6073
24M
24.00 mi13:18:122:51:157:086:55
6:55
#5935
40K
24.85 mi13:24:112:57:147:085:59
7:00
#5816
25.2M
25.20 mi13:26:482:59:517:082:37
7:35
#5767
Finish
26.22 mi13:33:573:07:007:087:09
7:01
#5702
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9962183718377049(Top 26%)759(Top 7%)759(Top 16%)
10K6.21 mi3.10 mi8623+13391261+5761261+5767540(Top 28%)897(Top 8%)897(Top 18%)
15K9.32 mi3.11 mi8073+5501063+1981063+1987049(Top 26%)759(Top 7%)759(Top 16%)
20K12.43 mi3.11 mi7561+512903+160903+1606431(Top 24%)631(Top 6%)631(Top 13%)
Half13.11 mi0.68 mi7468+93872+31872+316261(Top 24%)561(Top 5%)561(Top 11%)
25K15.53 mi2.42 mi7167+301799+73799+735836(Top 22%)511(Top 4%)511(Top 10%)
30K18.64 mi3.11 mi6703+464702+97702+974860(Top 18%)385(Top 3%)385(Top 8%)
20M20.00 mi1.36 mi6472+231658+44658+444009(Top 15%)295(Top 3%)295(Top 6%)
21M21.00 mi1.00 mi6297+175623+35623+353917(Top 15%)302(Top 3%)302(Top 6%)
35K21.75 mi0.75 mi6227+70611+12611+124859(Top 18%)475(Top 4%)475(Top 10%)
23M23.00 mi1.25 mi6073+154589+22589+224697(Top 18%)461(Top 4%)461(Top 9%)
24M24.00 mi1.00 mi5935+138569+20569+204289(Top 16%)396(Top 3%)396(Top 8%)
40K24.85 mi0.85 mi5816+119552+17552+173883(Top 15%)387(Top 3%)387(Top 8%)
25.2M25.20 mi0.35 mi5767+49549+3549+34389(Top 16%)544(Top 5%)544(Top 11%)
Finish26.22 mi1.02 mi5702+65546+3546+35328(Top 20%)827(Top 7%)827(Top 17%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21stories
+97ft-345ft

Overall

7049

Females

759

F18-39

759

5K→10K

3.1 - 6.2 mi

Top 28%
×5stories
+79ft-138ft

Overall

7540

Females

897

F18-39

897

10K→15K

6.2 - 9.3 mi

Top 26%
×3stories
+67ft-78ft

Overall

7049

Females

759

F18-39

759

15K→20K

9.3 - 12.4 mi

Top 24%
×5stories
+106ft-86ft

Overall

6431

Females

631

F18-39

631

20K→Half

12.4 - 13.1 mi

Top 24%
×2stories
+19ft-37ft

Overall

6261

Females

561

F18-39

561

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

5836

Females

511

F18-39

511

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

4860

Females

385

F18-39

385

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4009

Females

295

F18-39

295

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

3917

Females

302

F18-39

302

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4859

Females

475

F18-39

475

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4697

Females

461

F18-39

461

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4289

Females

396

F18-39

396

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3883

Females

387

F18-39

387

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4389

Females

544

F18-39

544

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5328

Females

827

F18-39

827

Passing Analysis

Category:
Athletes Passed
4349
Passed By
89
Net Change
+4260
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9962
5K → 10K135617+1339#9962#8623
10K → 15K5599+550#8623#8073
15K → 20K5164+512#8073#7561
20K → Half952+93#7561#7468
Half → 25K3043+301#7468#7167
25K → 30K4673+464#7167#6703
30K → 20M2332+231#6703#6472
20M → 21M1772+175#6472#6297
21M → 35K755+70#6297#6227
35K → 23M1595+154#6227#6073
23M → 24M1446+138#6073#5935
24M → 40K1223+119#5935#5816
40K → 25.2M512+49#5816#5767
25.2M → Finish9126+65#5767#5702
TOTALS434989+4260
📊

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