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BOSTON MARATHON 2023

Nicole Eisenberg

Bib: 15727•F

TN

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 41%
Masters (Masters Women)
#0 / 6539
Top 28%
Division (F45-49)
#0 / 1817
Top 31%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:40
Rank: #13597
Start → 5K
24:40 | 7:56/mi
10K· 6.21 mi
49:32
Rank: #14186 (-589)
5K → 10K
24:52 | 8:00/mi
15K· 9.32 mi
1:15:08
Rank: #14838 (-652)
10K → 15K
25:36 | 8:14/mi
20K· 12.43 mi
1:40:47
Rank: #14942 (-104)
15K → 20K
25:39 | 8:15/mi
Half· 13.11 mi
1:46:24
Rank: #14996 (-54)
20K → Half
5:37 | 8:14/mi
25K· 15.53 mi
2:07:03
Rank: #15207 (-211)
Half → 25K
20:39 | 8:31/mi
30K· 18.64 mi
2:33:32
Rank: #15052 (+155)
25K → 30K
26:29 | 8:31/mi
20M
2:45:14
Rank: #14975 (+77)
30K → 20M
11:42 | 8:37/mi
21M
2:54:22
Rank: #14913 (+62)
20M → 21M
9:08 | 9:08/mi
35K· 21.75 mi
3:00:42
Rank: #14910 (+3)
21M → 35K
6:20 | 8:28/mi
23M
3:11:39
Rank: #14887 (+23)
35K → 23M
10:57 | 8:45/mi
24M
3:20:14
Rank: #14860 (+27)
23M → 24M
8:35 | 8:35/mi
40K· 24.85 mi
3:27:26
Rank: #14755 (+105)
24M → 40K
7:12 | 8:25/mi
25.2M
3:30:30
Rank: #14700 (+55)
40K → 25.2M
3:04 | 8:54/mi
Finish· 26.22 mi
3:38:32
Rank: #14566 (+134)
25.2M → Finish
8:02 | 7:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:24
Pace8:07 /mi
2nd Half
Distance13.11 mi
Time1:52:08
Pace8:33 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:0324:407:5624:40
7:56
-
10K
6.21 mi11:19:5549:327:5824:52
8:00
+0:04
15K
9.32 mi11:45:311:15:088:0425:36
8:14
+0:14
20K
12.43 mi12:11:101:40:478:0725:39
8:15
+0:01
Half
13.11 mi12:16:471:46:248:075:37
8:14
-0:01
25K
15.53 mi12:37:262:07:038:1120:39
8:31
+0:17
30K
18.64 mi13:03:552:33:328:1426:29
8:31
0:00
20M
20.00 mi13:15:372:45:148:1611:42
8:37
+0:06
21M
21.00 mi13:24:452:54:228:189:08
9:08
+0:31
35K
21.75 mi13:31:053:00:428:196:20
8:28
-0:40
23M
23.00 mi13:42:023:11:398:2010:57
8:45
+0:17
24M
24.00 mi13:50:373:20:148:218:35
8:35
-0:10
40K
24.85 mi13:57:493:27:268:217:12
8:25
-0:10
25.2M
25.20 mi14:00:533:30:308:213:04
8:54
+0:29
Finish
26.22 mi14:08:553:38:328:208:02
7:53
-1:01

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

7:53 /mi

Average Pace

8:20 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:15:23

89% of race

Time at Steady Pace

23:09

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:20 /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 mi10:55:0324:407:5624:40
7:56
#13597
10K
6.21 mi11:19:5549:327:5824:52
8:00
#14186
15K
9.32 mi11:45:311:15:088:0425:36
8:14
#14838
20K
12.43 mi12:11:101:40:478:0725:39
8:15
#14942
Half
13.11 mi12:16:471:46:248:075:37
8:14
#14996
25K
15.53 mi12:37:262:07:038:1120:39
8:31
#15207
30K
18.64 mi13:03:552:33:328:1426:29
8:31
#15052
20M
20.00 mi13:15:372:45:148:1611:42
8:37
#14975
21M
21.00 mi13:24:452:54:228:189:08
9:08
#14913
35K
21.75 mi13:31:053:00:428:196:20
8:28
#14910
23M
23.00 mi13:42:023:11:398:2010:57
8:45
#14887
24M
24.00 mi13:50:373:20:148:218:35
8:35
#14860
40K
24.85 mi13:57:493:27:268:217:12
8:25
#14755
25.2M
25.20 mi14:00:533:30:308:213:04
8:54
#14700
Finish
26.22 mi14:08:553:38:328:208:02
7:53
#14566
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi135973780378016143(Top 61%)5376(Top 47%)5376(Top 296%)
10K6.21 mi3.10 mi14186-5894156-3764156-37614841(Top 56%)4574(Top 40%)4574(Top 252%)
15K9.32 mi3.11 mi14838-6524562-4064562-40616143(Top 61%)5376(Top 47%)5376(Top 296%)
20K12.43 mi3.11 mi14942-1044647-854647-8515324(Top 58%)4915(Top 43%)4915(Top 271%)
Half13.11 mi0.68 mi14996-544679-324679-3216026(Top 60%)5294(Top 46%)5294(Top 291%)
25K15.53 mi2.42 mi15207-2114846-1674846-16716301(Top 61%)5608(Top 49%)5608(Top 309%)
30K18.64 mi3.11 mi15052+1554786+604786+6014479(Top 54%)4612(Top 40%)4612(Top 254%)
20M20.00 mi1.36 mi14975+774754+324754+3214342(Top 54%)4621(Top 40%)4621(Top 254%)
21M21.00 mi1.00 mi14913+624738+164738+1614144(Top 53%)4564(Top 40%)4564(Top 251%)
35K21.75 mi0.75 mi14910+34755-174755-1715130(Top 57%)5181(Top 45%)5181(Top 285%)
23M23.00 mi1.25 mi14887+234764-94764-914688(Top 55%)5001(Top 44%)5001(Top 275%)
24M24.00 mi1.00 mi14860+274767-34767-314979(Top 56%)5217(Top 46%)5217(Top 287%)
40K24.85 mi0.85 mi14755+1054733+344733+3412879(Top 48%)4152(Top 36%)4152(Top 229%)
25.2M25.20 mi0.35 mi14700+554708+254708+2512010(Top 45%)3748(Top 33%)3748(Top 206%)
Finish26.22 mi1.02 mi14566+1344638+704638+7011334(Top 43%)3372(Top 30%)3372(Top 186%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

16143

Females

5376

F45-49

5376

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

14841

Females

4574

F45-49

4574

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

16143

Females

5376

F45-49

5376

15K→20K

9.3 - 12.4 mi

Top 58%
×5stories
+106ft-86ft

Overall

15324

Females

4915

F45-49

4915

20K→Half

12.4 - 13.1 mi

Top 60%
×2stories
+19ft-37ft

Overall

16026

Females

5294

F45-49

5294

Half→25K

13.1 - 15.5 mi

Top 61%
×4stories
+66ft-88ft

Overall

16301

Females

5608

F45-49

5608

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

14479

Females

4612

F45-49

4612

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

14342

Females

4621

F45-49

4621

20M→21M

20.0 - 21.0 mi

Top 53%
×8stories
+106ft-24ft

Overall

14144

Females

4564

F45-49

4564

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

15130

Females

5181

F45-49

5181

35K→23M

21.8 - 23.0 mi

Top 55%
×5stories
+23ft-63ft

Overall

14688

Females

5001

F45-49

5001

23M→24M

23.0 - 24.0 mi

Top 56%
×6stories
+12ft-82ft

Overall

14979

Females

5217

F45-49

5217

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

12879

Females

4152

F45-49

4152

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12010

Females

3748

F45-49

3748

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

11334

Females

3372

F45-49

3372

Passing Analysis

Category:
Athletes Passed
1425
Passed By
2394
Net Change
-969
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13597
5K → 10K92681-589#13597#14186
10K → 15K48700-652#14186#14838
15K → 20K151255-104#14838#14942
20K → Half2276-54#14942#14996
Half → 25K75286-211#14996#15207
25K → 30K258103+155#15207#15052
30K → 20M12144+77#15052#14975
20M → 21M11755+62#14975#14913
21M → 35K5148+3#14913#14910
35K → 23M9471+23#14910#14887
23M → 24M7447+27#14887#14860
24M → 40K1149+105#14860#14755
40K → 25.2M649+55#14755#14700
25.2M → Finish14410+134#14700#14566
TOTALS14252394-969
📊

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