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BOSTON MARATHON 2023

Erica Haase

Bib: 25546•F

NH

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
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
33:45
Rank: #25478
Start → 5K
33:45 | 10:52/mi
10K· 6.21 mi
1:06:19
Rank: #25045 (+433)
5K → 10K
32:34 | 10:29/mi
15K· 9.32 mi
1:39:38
Rank: #24960 (+85)
10K → 15K
33:19 | 10:43/mi
20K· 12.43 mi
2:13:59
Rank: #24895 (+65)
15K → 20K
34:21 | 11:03/mi
Half· 13.11 mi
2:21:20
Rank: #24890 (+5)
20K → Half
7:21 | 10:46/mi
25K· 15.53 mi
2:47:46
Rank: #24709 (+181)
Half → 25K
26:26 | 10:54/mi
30K· 18.64 mi
3:24:16
Rank: #24599 (+110)
25K → 30K
36:30 | 11:45/mi
20M
3:39:09
Rank: #24464 (+135)
30K → 20M
14:53 | 10:57/mi
21M
3:50:41
Rank: #24324 (+140)
20M → 21M
11:32 | 11:32/mi
35K· 21.75 mi
3:58:48
Rank: #24280 (+44)
21M → 35K
8:07 | 10:51/mi
23M
4:13:44
Rank: #24278 (+2)
35K → 23M
14:56 | 11:56/mi
24M
4:25:03
Rank: #24255 (+23)
23M → 24M
11:19 | 11:19/mi
40K· 24.85 mi
4:36:38
Rank: #24330 (-75)
24M → 40K
11:35 | 13:33/mi
25.2M
4:41:33
Rank: #24368 (-38)
40K → 25.2M
4:55 | 14:15/mi
Finish· 26.22 mi
4:52:45
Rank: #24365 (+3)
25.2M → Finish
11:12 | 10:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:21:20
Pace10:47 /mi
2nd Half
Distance13.11 mi
Time2:31:25
Pace11:33 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:0333:4510:5233:45
10:52
-
10K
6.21 mi12:22:371:06:1910:4032:34
10:29
-0:23
15K
9.32 mi12:55:561:39:3810:4133:19
10:43
+0:14
20K
12.43 mi13:30:172:13:5910:4734:21
11:03
+0:20
Half
13.11 mi13:37:382:21:2010:477:21
10:46
-0:17
25K
15.53 mi14:04:042:47:4610:4826:26
10:54
+0:08
30K
18.64 mi14:40:343:24:1610:5736:30
11:45
+0:51
20M
20.00 mi14:55:273:39:0910:5714:53
10:57
-0:48
21M
21.00 mi15:06:593:50:4110:5911:32
11:32
+0:35
35K
21.75 mi15:15:063:58:4810:598:07
10:51
-0:41
23M
23.00 mi15:30:024:13:4411:0214:56
11:56
+1:05
24M
24.00 mi15:41:214:25:0311:0311:19
11:19
-0:37
40K
24.85 mi15:52:564:36:3811:0811:35
13:33
+2:14
25.2M
25.20 mi15:57:514:41:3311:104:55
14:15
+0:42
Finish
26.22 mi16:09:034:52:4511:1011:12
10:59
-3:16

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

10:29 /mi

Average Pace

11:10 /mi

Slowest Pace

14:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:33:17

73% of race

Time at Slower Pace

1:19:28

27% of race

Average Pace: 11:10 /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 mi11:50:0333:4510:5233:45
10:52
#25478
10K
6.21 mi12:22:371:06:1910:4032:34
10:29
#25045
15K
9.32 mi12:55:561:39:3810:4133:19
10:43
#24960
20K
12.43 mi13:30:172:13:5910:4734:21
11:03
#24895
Half
13.11 mi13:37:382:21:2010:477:21
10:46
#24890
25K
15.53 mi14:04:042:47:4610:4826:26
10:54
#24709
30K
18.64 mi14:40:343:24:1610:5736:30
11:45
#24599
20M
20.00 mi14:55:273:39:0910:5714:53
10:57
#24464
21M
21.00 mi15:06:593:50:4110:5911:32
11:32
#24324
35K
21.75 mi15:15:063:58:4810:598:07
10:51
#24280
23M
23.00 mi15:30:024:13:4411:0214:56
11:56
#24278
24M
24.00 mi15:41:214:25:0311:0311:19
11:19
#24255
40K
24.85 mi15:52:564:36:3811:0811:35
13:33
#24330
25.2M
25.20 mi15:57:514:41:3311:104:55
14:15
#24368
Finish
26.22 mi16:09:034:52:4511:1011:12
10:59
#24365
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25478107101071024834(Top 93%)10374(Top 91%)10374(Top 212%)
10K6.21 mi3.10 mi25045+43310460+25010460+25024656(Top 93%)10252(Top 90%)10252(Top 210%)
15K9.32 mi3.11 mi24960+8510413+4710413+4724834(Top 93%)10374(Top 91%)10374(Top 212%)
20K12.43 mi3.11 mi24895+6510399+1410399+1424700(Top 93%)10305(Top 90%)10305(Top 211%)
Half13.11 mi0.68 mi24890+510397+210397+224644(Top 93%)10288(Top 90%)10288(Top 211%)
25K15.53 mi2.42 mi24709+18110306+9110306+9123821(Top 89%)9862(Top 86%)9862(Top 202%)
30K18.64 mi3.11 mi24599+11010259+4710259+4724193(Top 91%)10124(Top 89%)10124(Top 207%)
20M20.00 mi1.36 mi24464+13510192+6710192+6722635(Top 85%)9324(Top 82%)9324(Top 191%)
21M21.00 mi1.00 mi24324+14010122+7010122+7021942(Top 82%)8966(Top 78%)8966(Top 184%)
35K21.75 mi0.75 mi24280+4410111+1110111+1123039(Top 87%)9616(Top 84%)9616(Top 197%)
23M23.00 mi1.25 mi24278+210117-610117-623902(Top 90%)10068(Top 88%)10068(Top 206%)
24M24.00 mi1.00 mi24255+2310112+510112+523621(Top 89%)9957(Top 87%)9957(Top 204%)
40K24.85 mi0.85 mi24330-7510154-4210154-4225389(Top 95%)10862(Top 95%)10862(Top 222%)
25.2M25.20 mi0.35 mi24368-3810182-2810182-2825207(Top 95%)10789(Top 94%)10789(Top 221%)
Finish26.22 mi1.02 mi24365+310186-410186-423959(Top 90%)10144(Top 89%)10144(Top 208%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21stories
+97ft-345ft

Overall

24834

Females

10374

F18-39

10374

5K→10K

3.1 - 6.2 mi

Top 93%
×5stories
+79ft-138ft

Overall

24656

Females

10252

F18-39

10252

10K→15K

6.2 - 9.3 mi

Top 93%
×3stories
+67ft-78ft

Overall

24834

Females

10374

F18-39

10374

15K→20K

9.3 - 12.4 mi

Top 93%
×5stories
+106ft-86ft

Overall

24700

Females

10305

F18-39

10305

20K→Half

12.4 - 13.1 mi

Top 93%
×2stories
+19ft-37ft

Overall

24644

Females

10288

F18-39

10288

Half→25K

13.1 - 15.5 mi

Top 89%
×4stories
+66ft-88ft

Overall

23821

Females

9862

F18-39

9862

25K→30K

15.5 - 18.6 mi

Top 91%
×9stories
+181ft-148ft

Overall

24193

Females

10124

F18-39

10124

30K→20M

18.6 - 20.0 mi

Top 85%
×5stories
+64ft-50ft

Overall

22635

Females

9324

F18-39

9324

20M→21M

20.0 - 21.0 mi

Top 82%
×8stories
+106ft-24ft

Overall

21942

Females

8966

F18-39

8966

21M→35K

21.0 - 21.8 mi

Top 87%
×7stories
+17ft-86ft

Overall

23039

Females

9616

F18-39

9616

35K→23M

21.8 - 23.0 mi

Top 90%
×5stories
+23ft-63ft

Overall

23902

Females

10068

F18-39

10068

23M→24M

23.0 - 24.0 mi

Top 89%
×6stories
+12ft-82ft

Overall

23621

Females

9957

F18-39

9957

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

25389

Females

10862

F18-39

10862

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

25207

Females

10789

F18-39

10789

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

23959

Females

10144

F18-39

10144

Passing Analysis

Category:
Athletes Passed
1572
Passed By
459
Net Change
+1113
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25478
5K → 10K47239+433#25478#25045
10K → 15K15570+85#25045#24960
15K → 20K13469+65#24960#24895
20K → Half2116+5#24895#24890
Half → 25K19211+181#24890#24709
25K → 30K15343+110#24709#24599
30K → 20M1394+135#24599#24464
20M → 21M1455+140#24464#24324
21M → 35K506+44#24324#24280
35K → 23M3331+2#24280#24278
23M → 24M3916+23#24278#24255
24M → 40K782-75#24255#24330
40K → 25.2M543-38#24330#24368
25.2M → Finish2724+3#24368#24365
TOTALS1572459+1113
📊

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