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BOSTON MARATHON 2023

Erica Morgan

Bib: 16167•F

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 49%
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
21:29
Rank: #5704
Start → 5K
21:29 | 6:55/mi
10K· 6.21 mi
44:11
Rank: #7180 (-1476)
5K → 10K
22:42 | 7:18/mi
15K· 9.32 mi
1:08:11
Rank: #8574 (-1394)
10K → 15K
24:00 | 7:43/mi
20K· 12.43 mi
1:33:07
Rank: #9765 (-1191)
15K → 20K
24:56 | 8:02/mi
Half· 13.11 mi
1:38:28
Rank: #9956 (-191)
20K → Half
5:21 | 7:50/mi
25K· 15.53 mi
1:59:20
Rank: #11166 (-1210)
Half → 25K
20:52 | 8:36/mi
30K· 18.64 mi
2:39:05
Rank: #16970 (-5804)
25K → 30K
39:45 | 12:48/mi
20M
2:51:07
Rank: #16885 (+85)
30K → 20M
12:02 | 8:51/mi
21M
3:01:32
Rank: #17062 (-177)
20M → 21M
10:25 | 10:25/mi
35K· 21.75 mi
3:07:36
Rank: #16911 (+151)
21M → 35K
6:04 | 8:07/mi
23M
3:17:49
Rank: #16594 (+317)
35K → 23M
10:13 | 8:10/mi
24M
3:26:30
Rank: #16539 (+55)
23M → 24M
8:41 | 8:41/mi
40K· 24.85 mi
3:33:34
Rank: #16330 (+209)
24M → 40K
7:04 | 8:16/mi
25.2M
3:36:28
Rank: #16217 (+113)
40K → 25.2M
2:54 | 8:25/mi
Finish· 26.22 mi
3:44:44
Rank: #16114 (+103)
25.2M → Finish
8:16 | 8:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:28
Pace7:31 /mi
2nd Half
Distance13.11 mi
Time2:06:16
Pace9:38 /mi
📊Positive Split: 28.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:11:3621:296:5521:29
6:55
-
10K
6.21 mi11:34:1844:117:0722:42
7:18
+0:23
15K
9.32 mi11:58:181:08:117:1924:00
7:43
+0:25
20K
12.43 mi12:23:141:33:077:3024:56
8:02
+0:19
Half
13.11 mi12:28:351:38:287:315:21
7:50
-0:12
25K
15.53 mi12:49:271:59:207:4120:52
8:36
+0:46
30K
18.64 mi13:29:122:39:058:3239:45
12:48
+4:12
20M
20.00 mi13:41:142:51:078:3312:02
8:51
-3:57
21M
21.00 mi13:51:393:01:328:3910:25
10:25
+1:34
35K
21.75 mi13:57:433:07:368:386:04
8:07
-2:18
23M
23.00 mi14:07:563:17:498:3610:13
8:10
+0:03
24M
24.00 mi14:16:373:26:308:368:41
8:41
+0:31
40K
24.85 mi14:23:413:33:348:367:04
8:16
-0:25
25.2M
25.20 mi14:26:353:36:288:352:54
8:25
+0:09
Finish
26.22 mi14:34:513:44:448:358:16
8:07
-0:18

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

6:55 /mi

Average Pace

8:35 /mi

Slowest Pace

12:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

44:11

20% of race

Time at Steady Pace

1:58:21

53% of race

Time at Slower Pace

1:02:12

28% of race

Average Pace: 8:34 /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 mi11:11:3621:296:5521:29
6:55
#5704
10K
6.21 mi11:34:1844:117:0722:42
7:18
#7180
15K
9.32 mi11:58:181:08:117:1924:00
7:43
#8574
20K
12.43 mi12:23:141:33:077:3024:56
8:02
#9765
Half
13.11 mi12:28:351:38:287:315:21
7:50
#9956
25K
15.53 mi12:49:271:59:207:4120:52
8:36
#11166
30K
18.64 mi13:29:122:39:058:3239:45
12:48
#16970
20M
20.00 mi13:41:142:51:078:3312:02
8:51
#16885
21M
21.00 mi13:51:393:01:328:3910:25
10:25
#17062
35K
21.75 mi13:57:433:07:368:386:04
8:07
#16911
23M
23.00 mi14:07:563:17:498:3610:13
8:10
#16594
24M
24.00 mi14:16:373:26:308:368:41
8:41
#16539
40K
24.85 mi14:23:413:33:348:367:04
8:16
#16330
25.2M
25.20 mi14:26:353:36:288:352:54
8:25
#16217
Finish
26.22 mi14:34:513:44:448:358:16
8:07
#16114
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi570445745712078(Top 45%)2946(Top 26%)2946(Top 60%)
10K6.21 mi3.10 mi7180-1476782-325782-3258914(Top 33%)1378(Top 12%)1378(Top 28%)
15K9.32 mi3.11 mi8574-13941256-4741256-47412078(Top 45%)2946(Top 26%)2946(Top 60%)
20K12.43 mi3.11 mi9765-11911735-4791735-47913675(Top 51%)3925(Top 34%)3925(Top 80%)
Half13.11 mi0.68 mi9956-1911821-861821-8613209(Top 50%)3643(Top 32%)3643(Top 75%)
25K15.53 mi2.42 mi11166-12102446-6252446-62516842(Top 63%)5915(Top 52%)5915(Top 121%)
30K18.64 mi3.11 mi16970-58045946-35005946-350025248(Top 95%)10708(Top 94%)10708(Top 219%)
20M20.00 mi1.36 mi16885+855905+415905+4115769(Top 59%)5433(Top 48%)5433(Top 111%)
21M21.00 mi1.00 mi17062-1776025-1206025-12019310(Top 73%)7518(Top 66%)7518(Top 154%)
35K21.75 mi0.75 mi16911+1515937+885937+8812928(Top 49%)3981(Top 35%)3981(Top 82%)
23M23.00 mi1.25 mi16594+3175789+1485789+14810935(Top 41%)3002(Top 26%)3002(Top 61%)
24M24.00 mi1.00 mi16539+555768+215768+2115593(Top 59%)5583(Top 49%)5583(Top 114%)
40K24.85 mi0.85 mi16330+2095672+965672+9611853(Top 45%)3600(Top 32%)3600(Top 74%)
25.2M25.20 mi0.35 mi16217+1135608+645608+649100(Top 34%)2326(Top 20%)2326(Top 48%)
Finish26.22 mi1.02 mi16114+1035558+505558+5012902(Top 48%)4173(Top 37%)4173(Top 85%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

12078

Females

2946

F18-39

2946

5K→10K

3.1 - 6.2 mi

Top 33%
×5stories
+79ft-138ft

Overall

8914

Females

1378

F18-39

1378

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

12078

Females

2946

F18-39

2946

15K→20K

9.3 - 12.4 mi

Top 51%
×5stories
+106ft-86ft

Overall

13675

Females

3925

F18-39

3925

20K→Half

12.4 - 13.1 mi

Top 50%
×2stories
+19ft-37ft

Overall

13209

Females

3643

F18-39

3643

Half→25K

13.1 - 15.5 mi

Top 63%
×4stories
+66ft-88ft

Overall

16842

Females

5915

F18-39

5915

25K→30K

15.5 - 18.6 mi

Top 95%
×9stories
+181ft-148ft

Overall

25248

Females

10708

F18-39

10708

30K→20M

18.6 - 20.0 mi

Top 59%
×5stories
+64ft-50ft

Overall

15769

Females

5433

F18-39

5433

20M→21M

20.0 - 21.0 mi

Top 73%
×8stories
+106ft-24ft

Overall

19310

Females

7518

F18-39

7518

21M→35K

21.0 - 21.8 mi

Top 49%
×7stories
+17ft-86ft

Overall

12928

Females

3981

F18-39

3981

35K→23M

21.8 - 23.0 mi

Top 41%
×5stories
+23ft-63ft

Overall

10935

Females

3002

F18-39

3002

23M→24M

23.0 - 24.0 mi

Top 59%
×6stories
+12ft-82ft

Overall

15593

Females

5583

F18-39

5583

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

11853

Females

3600

F18-39

3600

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9100

Females

2326

F18-39

2326

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

12902

Females

4173

F18-39

4173

Passing Analysis

Category:
Athletes Passed
1200
Passed By
11609
Net Change
-10410
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5704
5K → 10K11477-1476#5704#7180
10K → 15K41398-1394#7180#8574
15K → 20K111202-1191#8574#9765
20K → Half1192-191#9765#9956
Half → 25K111220-1210#9956#11166
25K → 30K05804-5804#11166#16970
30K → 20M11833+85#16970#16885
20M → 21M36213-177#16885#17062
21M → 35K1543+151#17062#16911
35K → 23M3181+317#16911#16594
23M → 24M9136+55#16594#16539
24M → 40K2134+209#16539#16330
40K → 25.2M1130+113#16330#16217
25.2M → Finish12926+103#16217#16114
TOTALS120011609-10410
📊

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