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BOSTON MARATHON 2023

Deirdre Bloemer

Bib: 19342•F

KY

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 41%
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:39
Rank: #15862
Start → 5K
25:39 | 8:15/mi
10K· 6.21 mi
51:05
Rank: #15974 (-112)
5K → 10K
25:26 | 8:11/mi
15K· 9.32 mi
1:15:55
Rank: #15460 (+514)
10K → 15K
24:50 | 8:00/mi
20K· 12.43 mi
1:41:36
Rank: #15413 (+47)
15K → 20K
25:41 | 8:16/mi
Half· 13.11 mi
1:46:57
Rank: #15299 (+114)
20K → Half
5:21 | 7:50/mi
25K· 15.53 mi
2:06:38
Rank: #15006 (+293)
Half → 25K
19:41 | 8:07/mi
30K· 18.64 mi
2:33:03
Rank: #14891 (+115)
25K → 30K
26:25 | 8:30/mi
20M
2:44:30
Rank: #14736 (+155)
30K → 20M
11:27 | 8:26/mi
21M
2:53:30
Rank: #14638 (+98)
20M → 21M
9:00 | 9:00/mi
35K· 21.75 mi
2:59:37
Rank: #14574 (+64)
21M → 35K
6:07 | 8:11/mi
23M
3:10:43
Rank: #14612 (-38)
35K → 23M
11:06 | 8:52/mi
24M
3:19:24
Rank: #14638 (-26)
23M → 24M
8:41 | 8:41/mi
40K· 24.85 mi
3:26:54
Rank: #14629 (+9)
24M → 40K
7:30 | 8:46/mi
25.2M
3:30:02
Rank: #14597 (+32)
40K → 25.2M
3:08 | 9:05/mi
Finish· 26.22 mi
3:38:36
Rank: #14591 (+6)
25.2M → Finish
8:34 | 8:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:57
Pace8:09 /mi
2nd Half
Distance13.11 mi
Time1:51:39
Pace8:31 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:2725:398:1525:39
8:15
-
10K
6.21 mi11:42:5351:058:1325:26
8:11
-0:04
15K
9.32 mi12:07:431:15:558:0924:50
8:00
-0:11
20K
12.43 mi12:33:241:41:368:1125:41
8:16
+0:16
Half
13.11 mi12:38:451:46:578:095:21
7:50
-0:26
25K
15.53 mi12:58:262:06:388:0919:41
8:07
+0:17
30K
18.64 mi13:24:512:33:038:1326:25
8:30
+0:23
20M
20.00 mi13:36:182:44:308:1311:27
8:26
-0:04
21M
21.00 mi13:45:182:53:308:169:00
9:00
+0:34
35K
21.75 mi13:51:252:59:378:166:07
8:11
-0:49
23M
23.00 mi14:02:313:10:438:1811:06
8:52
+0:41
24M
24.00 mi14:11:123:19:248:198:41
8:41
-0:11
40K
24.85 mi14:18:423:26:548:197:30
8:46
+0:05
25.2M
25.20 mi14:21:503:30:028:203:08
9:05
+0:19
Finish
26.22 mi14:30:243:38:368:218:34
8:24
-0:41

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

7:50 /mi

Average Pace

8:21 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:59:11

82% of race

Time at Steady Pace

39:25

18% 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 mi11:17:2725:398:1525:39
8:15
#15862
10K
6.21 mi11:42:5351:058:1325:26
8:11
#15974
15K
9.32 mi12:07:431:15:558:0924:50
8:00
#15460
20K
12.43 mi12:33:241:41:368:1125:41
8:16
#15413
Half
13.11 mi12:38:451:46:578:095:21
7:50
#15299
25K
15.53 mi12:58:262:06:388:0919:41
8:07
#15006
30K
18.64 mi13:24:512:33:038:1326:25
8:30
#14891
20M
20.00 mi13:36:182:44:308:1311:27
8:26
#14736
21M
21.00 mi13:45:182:53:308:169:00
9:00
#14638
35K
21.75 mi13:51:252:59:378:166:07
8:11
#14574
23M
23.00 mi14:02:313:10:438:1811:06
8:52
#14612
24M
24.00 mi14:11:123:19:248:198:41
8:41
#14638
40K
24.85 mi14:18:423:26:548:197:30
8:46
#14629
25.2M
25.20 mi14:21:503:30:028:203:08
9:05
#14597
Finish
26.22 mi14:30:243:38:368:218:34
8:24
#14591
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi158625187518714348(Top 54%)4293(Top 38%)4293(Top 88%)
10K6.21 mi3.10 mi15974-1125267-805267-8016157(Top 61%)5372(Top 47%)5372(Top 110%)
15K9.32 mi3.11 mi15460+5144952+3154952+31514348(Top 54%)4293(Top 38%)4293(Top 88%)
20K12.43 mi3.11 mi15413+474936+164936+1615399(Top 58%)4963(Top 43%)4963(Top 102%)
Half13.11 mi0.68 mi15299+1144876+604876+6013204(Top 50%)3638(Top 32%)3638(Top 74%)
25K15.53 mi2.42 mi15006+2934714+1624714+16213645(Top 51%)4012(Top 35%)4012(Top 82%)
30K18.64 mi3.11 mi14891+1154674+404674+4014341(Top 54%)4531(Top 40%)4531(Top 93%)
20M20.00 mi1.36 mi14736+1554600+744600+7413199(Top 50%)3968(Top 35%)3968(Top 81%)
21M21.00 mi1.00 mi14638+984572+284572+2813441(Top 50%)4186(Top 37%)4186(Top 86%)
35K21.75 mi0.75 mi14574+644549+234549+2313323(Top 50%)4185(Top 37%)4185(Top 86%)
23M23.00 mi1.25 mi14612-384591-424591-4215368(Top 58%)5377(Top 47%)5377(Top 110%)
24M24.00 mi1.00 mi14638-264643-524643-5215577(Top 59%)5567(Top 49%)5567(Top 114%)
40K24.85 mi0.85 mi14629+94661-184661-1814953(Top 56%)5268(Top 46%)5268(Top 108%)
25.2M25.20 mi0.35 mi14597+324648+134648+1313076(Top 49%)4274(Top 37%)4274(Top 88%)
Finish26.22 mi1.02 mi14591+64653-54653-514802(Top 56%)5151(Top 45%)5151(Top 105%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21stories
+97ft-345ft

Overall

14348

Females

4293

F18-39

4293

5K→10K

3.1 - 6.2 mi

Top 61%
×5stories
+79ft-138ft

Overall

16157

Females

5372

F18-39

5372

10K→15K

6.2 - 9.3 mi

Top 54%
×3stories
+67ft-78ft

Overall

14348

Females

4293

F18-39

4293

15K→20K

9.3 - 12.4 mi

Top 58%
×5stories
+106ft-86ft

Overall

15399

Females

4963

F18-39

4963

20K→Half

12.4 - 13.1 mi

Top 50%
×2stories
+19ft-37ft

Overall

13204

Females

3638

F18-39

3638

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

13645

Females

4012

F18-39

4012

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

14341

Females

4531

F18-39

4531

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

13199

Females

3968

F18-39

3968

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

13441

Females

4186

F18-39

4186

21M→35K

21.0 - 21.8 mi

Top 50%
×7stories
+17ft-86ft

Overall

13323

Females

4185

F18-39

4185

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

15368

Females

5377

F18-39

5377

23M→24M

23.0 - 24.0 mi

Top 59%
×6stories
+12ft-82ft

Overall

15577

Females

5567

F18-39

5567

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

14953

Females

5268

F18-39

5268

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13076

Females

4274

F18-39

4274

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2stories
+22ft-21ft

Overall

14802

Females

5151

F18-39

5151

Passing Analysis

Category:
Athletes Passed
2343
Passed By
1072
Net Change
+1271
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15862
5K → 10K242354-112#15862#15974
10K → 15K55541+514#15974#15460
15K → 20K189142+47#15460#15413
20K → Half1173+114#15413#15299
Half → 25K31522+293#15299#15006
25K → 30K232117+115#15006#14891
30K → 20M17419+155#14891#14736
20M → 21M13638+98#14736#14638
21M → 35K739+64#14638#14574
35K → 23M65103-38#14574#14612
23M → 24M7399-26#14612#14638
24M → 40K6354+9#14638#14629
40K → 25.2M4412+32#14629#14597
25.2M → Finish6559+6#14597#14591
TOTALS23431072+1271
📊

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