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BOSTON MARATHON 2023

Clare Egan

Bib: 15171•F

VA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 42%
Gender (Female)
#0 / 11423
Top 24%
Division (F18-39)
#0 / 4884
Top 40%
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
8:08/mi
25:16
↑ 97↓ 3451.5%
10K· 6.21 mi
8:01/mi
50:10
↑ 79↓ 1380.4%
15K· 9.32 mi
7:58/mi
1:14:54
↑ 67↓ 78
20K· 12.43 mi
7:52/mi
1:39:21
↑ 106↓ 860.1%
Half· 13.11 mi
7:34/mi
1:44:31
↑ 19↓ 370.5%
25K· 15.53 mi
7:45/mi
2:03:19
↑ 66↓ 880.2%
30K· 18.64 mi
7:55/mi
2:27:56
↑ 181↓ 1480.2%
20M
7:57/mi
2:38:44
↑ 64↓ 500.2%
21M
8:08/mi
2:46:52
↑ 106↓ 241.6%
35K· 21.75 mi
7:36/mi
2:52:33
↑ 17↓ 861.7%
23M
7:50/mi
3:02:21
↑ 23↓ 630.6%
24M
7:29/mi
3:09:50
↓ 821.3%
40K· 24.85 mi
7:42/mi
3:16:25
↓ 200.3%
25.2M
8:07/mi
3:19:13
↑ 13↓ 160.2%
Finish· 26.22 mi
7:27/mi
3:26:49
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:44:31
Pace7:58 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:42:18
Pace7:48 /mi
📊Negative Split: 2.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:5725:168:0825:16
8:08
-
10K
6.21 mi11:20:5150:108:0424:54
8:01
-0:07
15K
9.32 mi11:45:351:14:548:0224:44
7:58
-0:03
20K
12.43 mi12:10:021:39:218:0024:27
7:52
-0:06
Half
13.11 mi12:15:121:44:317:585:10
7:34
-0:18
25K
15.53 mi12:34:002:03:197:5618:48
7:45
+0:11
30K
18.64 mi12:58:372:27:567:5624:37
7:55
+0:10
20M
20.00 mi13:09:252:38:447:5610:48
7:57
+0:02
21M
21.00 mi13:17:332:46:527:578:08
8:08
+0:11
35K
21.75 mi13:23:142:52:337:565:41
7:36
-0:32
23M
23.00 mi13:33:023:02:217:569:48
7:50
+0:14
24M
24.00 mi13:40:313:09:507:557:29
7:29
-0:21
40K
24.85 mi13:47:063:16:257:546:35
7:42
+0:13
25.2M
25.20 mi13:49:543:19:137:542:48
8:07
+0:25
Finish
26.22 mi13:57:303:26:497:547:36
7:27
-0:40

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

7:27 /mi

Average Pace

7:54 /mi

Slowest Pace

8:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

51:19

25% of race

Time at Steady Pace

2:35:30

75% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:53 /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 mi10:55:5725:168:0825:16
8:08
#14955
10K
6.21 mi11:20:5150:108:0424:54
8:01
#14921
15K
9.32 mi11:45:351:14:548:0224:44
7:58
#14618
20K
12.43 mi12:10:021:39:218:0024:27
7:52
#14055
Half
13.11 mi12:15:121:44:317:585:10
7:34
#13881
25K
15.53 mi12:34:002:03:197:5618:48
7:45
#13367
30K
18.64 mi12:58:372:27:567:5624:37
7:55
#12784
20M
20.00 mi13:09:252:38:447:5610:48
7:57
#12523
21M
21.00 mi13:17:332:46:527:578:08
8:08
#12232
35K
21.75 mi13:23:142:52:337:565:41
7:36
#12111
23M
23.00 mi13:33:023:02:217:569:48
7:50
#11879
24M
24.00 mi13:40:313:09:507:557:29
7:29
#11664
40K
24.85 mi13:47:063:16:257:546:35
7:42
#11510
25.2M
25.20 mi13:49:543:19:137:542:48
8:07
#11416
Finish
26.22 mi13:57:303:26:497:547:36
7:27
#11233
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi149554608460814073(Top 53%)4123(Top 36%)4123(Top 84%)
10K6.21 mi3.10 mi14921+344603+54603+514911(Top 56%)4612(Top 40%)4612(Top 94%)
15K9.32 mi3.11 mi14618+3034425+1784425+17814073(Top 53%)4123(Top 36%)4123(Top 84%)
20K12.43 mi3.11 mi14055+5634118+3074118+30712341(Top 46%)3157(Top 28%)3157(Top 65%)
Half13.11 mi0.68 mi13881+1744011+1074011+10710890(Top 41%)2319(Top 20%)2319(Top 47%)
25K15.53 mi2.42 mi13367+5143723+2883723+28810755(Top 40%)2368(Top 21%)2368(Top 48%)
30K18.64 mi3.11 mi12784+5833419+3043419+30410333(Top 39%)2323(Top 20%)2323(Top 48%)
20M20.00 mi1.36 mi12523+2613285+1343285+1349917(Top 37%)2197(Top 19%)2197(Top 45%)
21M21.00 mi1.00 mi12232+2913143+1423143+1428241(Top 31%)1637(Top 14%)1637(Top 34%)
35K21.75 mi0.75 mi12111+1213095+483095+489319(Top 35%)2072(Top 18%)2072(Top 42%)
23M23.00 mi1.25 mi11879+2322981+1142981+1148633(Top 32%)1860(Top 16%)1860(Top 38%)
24M24.00 mi1.00 mi11664+2152876+1052876+1057637(Top 29%)1542(Top 13%)1542(Top 32%)
40K24.85 mi0.85 mi11510+1542820+562820+568025(Top 30%)1763(Top 15%)1763(Top 36%)
25.2M25.20 mi0.35 mi11416+942780+402780+407322(Top 28%)1566(Top 14%)1566(Top 32%)
Finish26.22 mi1.02 mi11233+1832708+722708+728278(Top 31%)1953(Top 17%)1953(Top 40%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21story building
+97ft-345ft

Overall

14073

Females

4123

F18-39

4123

5K→10K

3.1 - 6.2 mi

Top 56%
×5story building
+79ft-138ft

Overall

14911

Females

4612

F18-39

4612

10K→15K

6.2 - 9.3 mi

Top 53%
×3story building
+67ft-78ft

Overall

14073

Females

4123

F18-39

4123

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

12341

Females

3157

F18-39

3157

20K→Half

12.4 - 13.1 mi

Top 41%
×2story building
+19ft-37ft

Overall

10890

Females

2319

F18-39

2319

Half→25K

13.1 - 15.5 mi

Top 40%
×4story building
+66ft-88ft

Overall

10755

Females

2368

F18-39

2368

25K→30K

15.5 - 18.6 mi

Top 39%
×9story building
+181ft-148ft

Overall

10333

Females

2323

F18-39

2323

30K→20M

18.6 - 20.0 mi

Top 37%
×5story building
+64ft-50ft

Overall

9917

Females

2197

F18-39

2197

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

8241

Females

1637

F18-39

1637

21M→35K

21.0 - 21.8 mi

Top 35%
×7story building
+17ft-86ft

Overall

9319

Females

2072

F18-39

2072

35K→23M

21.8 - 23.0 mi

Top 32%
×5story building
+23ft-63ft

Overall

8633

Females

1860

F18-39

1860

23M→24M

23.0 - 24.0 mi

Top 29%
×6story building
+12ft-82ft

Overall

7637

Females

1542

F18-39

1542

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

8025

Females

1763

F18-39

1763

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7322

Females

1566

F18-39

1566

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2story building
+22ft-21ft

Overall

8278

Females

1953

F18-39

1953

Passing Analysis

Category:
Athletes Passed
4143
Passed By
421
Net Change
+3722
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14955
5K → 10K302268+34#14955#14921
10K → 15K37976+303#14921#14618
15K → 20K57714+563#14618#14055
20K → Half1751+174#14055#13881
Half → 25K5151+514#13881#13367
25K → 30K59411+583#13367#12784
30K → 20M27211+261#12784#12523
20M → 21M2932+291#12523#12232
21M → 35K1298+121#12232#12111
35K → 23M2408+232#12111#11879
23M → 24M2183+215#11879#11664
24M → 40K16410+154#11664#11510
40K → 25.2M962+94#11510#11416
25.2M → Finish1896+183#11416#11233
TOTALS4143421+3722
📊

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