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BOSTON MARATHON 2023

Elaine De Daher

Bib: 21719•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 43%
Masters (Masters Women)
#0 / 6539
Top 31%
Division (F50-54)
#0 / 1207
Top 22%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:39
Rank: #15882
Start → 5K
25:39 | 8:15/mi
10K· 6.21 mi
50:39
Rank: #15480 (+402)
5K → 10K
25:00 | 8:03/mi
15K· 9.32 mi
1:15:53
Rank: #15440 (+40)
10K → 15K
25:14 | 8:07/mi
20K· 12.43 mi
1:41:12
Rank: #15207 (+233)
15K → 20K
25:19 | 8:09/mi
Half· 13.11 mi
1:46:43
Rank: #15186 (+21)
20K → Half
5:31 | 8:05/mi
25K· 15.53 mi
2:06:58
Rank: #15160 (+26)
Half → 25K
20:15 | 8:21/mi
30K· 18.64 mi
2:34:26
Rank: #15375 (-215)
25K → 30K
27:28 | 8:50/mi
20M
2:46:24
Rank: #15371 (+4)
30K → 20M
11:58 | 8:48/mi
21M
2:55:36
Rank: #15282 (+89)
20M → 21M
9:12 | 9:12/mi
35K· 21.75 mi
3:01:57
Rank: #15254 (+28)
21M → 35K
6:21 | 8:29/mi
23M
3:12:58
Rank: #15224 (+30)
35K → 23M
11:01 | 8:48/mi
24M
3:21:32
Rank: #15192 (+32)
23M → 24M
8:34 | 8:34/mi
40K· 24.85 mi
3:28:54
Rank: #15149 (+43)
24M → 40K
7:22 | 8:37/mi
25.2M
3:32:03
Rank: #15103 (+46)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
3:40:15
Rank: #15008 (+95)
25.2M → Finish
8:12 | 8:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:43
Pace8:08 /mi
2nd Half
Distance13.11 mi
Time1:53:32
Pace8:40 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:0725:398:1525:39
8:15
-
10K
6.21 mi11:44:0750:398:0925:00
8:03
-0:12
15K
9.32 mi12:09:211:15:538:0825:14
8:07
+0:04
20K
12.43 mi12:34:401:41:128:0925:19
8:09
+0:02
Half
13.11 mi12:40:111:46:438:085:31
8:05
-0:04
25K
15.53 mi13:00:262:06:588:1020:15
8:21
+0:16
30K
18.64 mi13:27:542:34:268:1727:28
8:50
+0:29
20M
20.00 mi13:39:522:46:248:1911:58
8:48
-0:02
21M
21.00 mi13:49:042:55:368:229:12
9:12
+0:24
35K
21.75 mi13:55:253:01:578:226:21
8:29
-0:43
23M
23.00 mi14:06:263:12:588:2311:01
8:48
+0:19
24M
24.00 mi14:15:003:21:328:248:34
8:34
-0:14
40K
24.85 mi14:22:223:28:548:247:22
8:37
+0:03
25.2M
25.20 mi14:25:313:32:038:253:09
9:08
+0:31
Finish
26.22 mi14:33:433:40:158:248:12
8:03
-1:05

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

8:03 /mi

Average Pace

8:24 /mi

Slowest Pace

9:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:27:54

94% of race

Time at Steady Pace

12:21

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:24 /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 mi11:19:0725:398:1525:39
8:15
#15882
10K
6.21 mi11:44:0750:398:0925:00
8:03
#15480
15K
9.32 mi12:09:211:15:538:0825:14
8:07
#15440
20K
12.43 mi12:34:401:41:128:0925:19
8:09
#15207
Half
13.11 mi12:40:111:46:438:085:31
8:05
#15186
25K
15.53 mi13:00:262:06:588:1020:15
8:21
#15160
30K
18.64 mi13:27:542:34:268:1727:28
8:50
#15375
20M
20.00 mi13:39:522:46:248:1911:58
8:48
#15371
21M
21.00 mi13:49:042:55:368:229:12
9:12
#15282
35K
21.75 mi13:55:253:01:578:226:21
8:29
#15254
23M
23.00 mi14:06:263:12:588:2311:01
8:48
#15224
24M
24.00 mi14:15:003:21:328:248:34
8:34
#15192
40K
24.85 mi14:22:223:28:548:247:22
8:37
#15149
25.2M
25.20 mi14:25:313:32:038:253:09
9:08
#15103
Finish
26.22 mi14:33:433:40:158:248:12
8:03
#15008
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi158825206520615327(Top 58%)4868(Top 43%)4868(Top 403%)
10K6.21 mi3.10 mi15480+4024958+2484958+24815171(Top 57%)4779(Top 42%)4779(Top 396%)
15K9.32 mi3.11 mi15440+404940+184940+1815327(Top 58%)4868(Top 43%)4868(Top 403%)
20K12.43 mi3.11 mi15207+2334814+1264814+12614610(Top 55%)4474(Top 39%)4474(Top 371%)
Half13.11 mi0.68 mi15186+214800+144800+1415142(Top 57%)4787(Top 42%)4787(Top 397%)
25K15.53 mi2.42 mi15160+264811-114811-1115299(Top 57%)5023(Top 44%)5023(Top 416%)
30K18.64 mi3.11 mi15375-2154996-1854996-18516336(Top 61%)5694(Top 50%)5694(Top 472%)
20M20.00 mi1.36 mi15371+45012-165012-1615496(Top 58%)5281(Top 46%)5281(Top 438%)
21M21.00 mi1.00 mi15282+894986+264986+2614521(Top 55%)4783(Top 42%)4783(Top 396%)
35K21.75 mi0.75 mi15254+284981+54981+515325(Top 58%)5327(Top 47%)5327(Top 441%)
23M23.00 mi1.25 mi15224+304980+14980+115030(Top 56%)5199(Top 46%)5199(Top 431%)
24M24.00 mi1.00 mi15192+324973+74973+714927(Top 56%)5202(Top 46%)5202(Top 431%)
40K24.85 mi0.85 mi15149+434966+74966+714112(Top 53%)4822(Top 42%)4822(Top 400%)
25.2M25.20 mi0.35 mi15103+464947+194947+1913419(Top 50%)4485(Top 39%)4485(Top 372%)
Finish26.22 mi1.02 mi15008+954912+354912+3512499(Top 47%)3975(Top 35%)3975(Top 329%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21stories
+97ft-345ft

Overall

15327

Females

4868

F50-54

4868

5K→10K

3.1 - 6.2 mi

Top 57%
×5stories
+79ft-138ft

Overall

15171

Females

4779

F50-54

4779

10K→15K

6.2 - 9.3 mi

Top 58%
×3stories
+67ft-78ft

Overall

15327

Females

4868

F50-54

4868

15K→20K

9.3 - 12.4 mi

Top 55%
×5stories
+106ft-86ft

Overall

14610

Females

4474

F50-54

4474

20K→Half

12.4 - 13.1 mi

Top 57%
×2stories
+19ft-37ft

Overall

15142

Females

4787

F50-54

4787

Half→25K

13.1 - 15.5 mi

Top 57%
×4stories
+66ft-88ft

Overall

15299

Females

5023

F50-54

5023

25K→30K

15.5 - 18.6 mi

Top 61%
×9stories
+181ft-148ft

Overall

16336

Females

5694

F50-54

5694

30K→20M

18.6 - 20.0 mi

Top 58%
×5stories
+64ft-50ft

Overall

15496

Females

5281

F50-54

5281

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

14521

Females

4783

F50-54

4783

21M→35K

21.0 - 21.8 mi

Top 58%
×7stories
+17ft-86ft

Overall

15325

Females

5327

F50-54

5327

35K→23M

21.8 - 23.0 mi

Top 56%
×5stories
+23ft-63ft

Overall

15030

Females

5199

F50-54

5199

23M→24M

23.0 - 24.0 mi

Top 56%
×6stories
+12ft-82ft

Overall

14927

Females

5202

F50-54

5202

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

14112

Females

4822

F50-54

4822

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

13419

Females

4485

F50-54

4485

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

12499

Females

3975

F50-54

3975

Passing Analysis

Category:
Athletes Passed
2060
Passed By
1186
Net Change
+874
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15882
5K → 10K541139+402#15882#15480
10K → 15K206166+40#15480#15440
15K → 20K29461+233#15440#15207
20K → Half4827+21#15207#15186
Half → 25K153127+26#15186#15160
25K → 30K117332-215#15160#15375
30K → 20M8985+4#15375#15371
20M → 21M12738+89#15371#15282
21M → 35K5325+28#15282#15254
35K → 23M10474+30#15254#15224
23M → 24M7846+32#15224#15192
24M → 40K8239+43#15192#15149
40K → 25.2M5812+46#15149#15103
25.2M → Finish11015+95#15103#15008
TOTALS20601186+874
📊

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