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BOSTON MARATHON 2023

Jessica Eickhoff

Bib: 18033•F

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 50%
Gender (Female)
#0 / 11423
Top 34%
Masters (Masters Women)
#0 / 6539
Top 20%
Division (F40-44)
#0 / 1878
Top 37%
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
8:28/mi
26:18
↑ 97↓ 3451.5%
10K· 6.21 mi
8:00/mi
51:09
↑ 79↓ 1380.4%
15K· 9.32 mi
8:06/mi
1:16:19
↑ 67↓ 78
20K· 12.43 mi
8:15/mi
1:41:57
↑ 106↓ 860.1%
Half· 13.11 mi
7:58/mi
1:47:23
↑ 19↓ 370.5%
25K· 15.53 mi
7:56/mi
2:06:36
↑ 66↓ 880.2%
30K· 18.64 mi
8:02/mi
2:31:33
↑ 181↓ 1480.2%
20M
8:12/mi
2:42:41
↑ 64↓ 500.2%
21M
8:41/mi
2:51:22
↑ 106↓ 241.6%
35K· 21.75 mi
8:07/mi
2:57:26
↑ 17↓ 861.7%
23M
8:17/mi
3:07:48
↑ 23↓ 630.6%
24M
8:02/mi
3:15:50
↓ 821.3%
40K· 24.85 mi
8:09/mi
3:22:48
↓ 200.3%
25.2M
8:39/mi
3:25:47
↑ 13↓ 160.2%
Finish· 26.22 mi
7:41/mi
3:33:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:47:23
Pace8:11 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:46:14
Pace8:06 /mi
📊Negative Split: 1.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:2026:188:2826:18
8:28
-
10K
6.21 mi11:46:1151:098:1424:51
8:00
-0:28
15K
9.32 mi12:11:211:16:198:1125:10
8:06
+0:06
20K
12.43 mi12:36:591:41:578:1225:38
8:15
+0:09
Half
13.11 mi12:42:251:47:238:115:26
7:58
-0:17
25K
15.53 mi13:01:382:06:368:0919:13
7:56
-0:02
30K
18.64 mi13:26:352:31:338:0824:57
8:02
+0:06
20M
20.00 mi13:37:432:42:418:0811:08
8:12
+0:10
21M
21.00 mi13:46:242:51:228:108:41
8:41
+0:29
35K
21.75 mi13:52:282:57:268:106:04
8:07
-0:34
23M
23.00 mi14:02:503:07:488:1010:22
8:17
+0:10
24M
24.00 mi14:10:523:15:508:108:02
8:02
-0:15
40K
24.85 mi14:17:503:22:488:106:58
8:09
+0:07
25.2M
25.20 mi14:20:493:25:478:102:59
8:39
+0:30
Finish
26.22 mi14:28:393:33:378:097:50
7:41
-0:58

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

7:41 /mi

Average Pace

8:09 /mi

Slowest Pace

8:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:39

82% of race

Time at Steady Pace

37:58

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:09 /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 mi11:21:2026:188:2826:18
8:28
#17315
10K
6.21 mi11:46:1151:098:1424:51
8:00
#16049
15K
9.32 mi12:11:211:16:198:1125:10
8:06
#15735
20K
12.43 mi12:36:591:41:578:1225:38
8:15
#15597
Half
13.11 mi12:42:251:47:238:115:26
7:58
#15522
25K
15.53 mi13:01:382:06:368:0919:13
7:56
#14989
30K
18.64 mi13:26:352:31:338:0824:57
8:02
#14330
20M
20.00 mi13:37:432:42:418:0811:08
8:12
#14116
21M
21.00 mi13:46:242:51:228:108:41
8:41
#13917
35K
21.75 mi13:52:282:57:268:106:04
8:07
#13866
23M
23.00 mi14:02:503:07:488:1010:22
8:17
#13710
24M
24.00 mi14:10:523:15:508:108:02
8:02
#13579
40K
24.85 mi14:17:503:22:488:106:58
8:09
#13452
25.2M
25.20 mi14:20:493:25:478:102:59
8:39
#13376
Finish
26.22 mi14:28:393:33:378:097:50
7:41
#13223
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi173156134613415175(Top 57%)4775(Top 42%)4775(Top 254%)
10K6.21 mi3.10 mi16049+12665307+8275307+82714799(Top 56%)4543(Top 40%)4543(Top 242%)
15K9.32 mi3.11 mi15735+3145113+1945113+19415175(Top 57%)4775(Top 42%)4775(Top 254%)
20K12.43 mi3.11 mi15597+1385055+585055+5815273(Top 57%)4877(Top 43%)4877(Top 260%)
Half13.11 mi0.68 mi15522+755008+475008+4714104(Top 53%)4135(Top 36%)4135(Top 220%)
25K15.53 mi2.42 mi14989+5334704+3044704+30412130(Top 46%)3157(Top 28%)3157(Top 168%)
30K18.64 mi3.11 mi14330+6594351+3534351+35311167(Top 42%)2726(Top 24%)2726(Top 145%)
20M20.00 mi1.36 mi14116+2144236+1154236+11511682(Top 44%)3112(Top 27%)3112(Top 166%)
21M21.00 mi1.00 mi13917+1994126+1104126+11011592(Top 44%)3197(Top 28%)3197(Top 170%)
35K21.75 mi0.75 mi13866+514112+144112+1412877(Top 48%)3930(Top 34%)3930(Top 209%)
23M23.00 mi1.25 mi13710+1564045+674045+6711778(Top 44%)3400(Top 30%)3400(Top 181%)
24M24.00 mi1.00 mi13579+1313985+603985+6011513(Top 43%)3344(Top 29%)3344(Top 178%)
40K24.85 mi0.85 mi13452+1273930+553930+5511062(Top 42%)3187(Top 28%)3187(Top 170%)
25.2M25.20 mi0.35 mi13376+763896+343896+3410558(Top 40%)2984(Top 26%)2984(Top 159%)
Finish26.22 mi1.02 mi13223+1533832+643832+649933(Top 37%)2680(Top 23%)2680(Top 143%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21story building
+97ft-345ft

Overall

15175

Females

4775

F40-44

4775

5K→10K

3.1 - 6.2 mi

Top 56%
×5story building
+79ft-138ft

Overall

14799

Females

4543

F40-44

4543

10K→15K

6.2 - 9.3 mi

Top 57%
×3story building
+67ft-78ft

Overall

15175

Females

4775

F40-44

4775

15K→20K

9.3 - 12.4 mi

Top 57%
×5story building
+106ft-86ft

Overall

15273

Females

4877

F40-44

4877

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

14104

Females

4135

F40-44

4135

Half→25K

13.1 - 15.5 mi

Top 46%
×4story building
+66ft-88ft

Overall

12130

Females

3157

F40-44

3157

25K→30K

15.5 - 18.6 mi

Top 42%
×9story building
+181ft-148ft

Overall

11167

Females

2726

F40-44

2726

30K→20M

18.6 - 20.0 mi

Top 44%
×5story building
+64ft-50ft

Overall

11682

Females

3112

F40-44

3112

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

11592

Females

3197

F40-44

3197

21M→35K

21.0 - 21.8 mi

Top 48%
×7story building
+17ft-86ft

Overall

12877

Females

3930

F40-44

3930

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

11778

Females

3400

F40-44

3400

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

11513

Females

3344

F40-44

3344

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

11062

Females

3187

F40-44

3187

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10558

Females

2984

F40-44

2984

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2story building
+22ft-21ft

Overall

9933

Females

2680

F40-44

2680

Passing Analysis

Category:
Athletes Passed
4449
Passed By
357
Net Change
+4092
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17315
5K → 10K131549+1266#17315#16049
10K → 15K39177+314#16049#15735
15K → 20K242104+138#15735#15597
20K → Half794+75#15597#15522
Half → 25K5330+533#15522#14989
25K → 30K6634+659#14989#14330
30K → 20M2239+214#14330#14116
20M → 21M21718+199#14116#13917
21M → 35K7322+51#13917#13866
35K → 23M17721+156#13866#13710
23M → 24M14514+131#13710#13579
24M → 40K13710+127#13579#13452
40K → 25.2M848+76#13452#13376
25.2M → Finish17017+153#13376#13223
TOTALS4449357+4092
📊

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