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BOSTON MARATHON 2023

Emma Bates

Bib: 121•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 0.2%
Gender (Female)
#0 / 11423
Top 0.1%
Division (F18-39)
#0 / 4884
Top 0.1%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:49
Rank: #300
Start → 5K
17:49 | 5:44/mi
10K· 6.21 mi
34:46
Rank: #181 (+119)
5K → 10K
16:57 | 5:27/mi
15K· 9.32 mi
51:05
Rank: #111 (+70)
10K → 15K
16:19 | 5:15/mi
20K· 12.43 mi
1:07:46
Rank: #93 (+18)
15K → 20K
16:41 | 5:22/mi
Half· 13.11 mi
1:11:30
Rank: #95 (-2)
20K → Half
3:44 | 5:28/mi
25K· 15.53 mi
1:24:39
Rank: #75 (+20)
Half → 25K
13:09 | 5:25/mi
30K· 18.64 mi
1:41:49
Rank: #70 (+5)
25K → 30K
17:10 | 5:32/mi
20M
1:49:12
Rank: #64 (+6)
30K → 20M
7:23 | 5:26/mi
21M
1:54:50
Rank: #63 (+1)
20M → 21M
5:38 | 5:38/mi
35K· 21.75 mi
1:58:37
Rank: #59 (+4)
21M → 35K
3:47 | 5:03/mi
23M
2:05:14
Rank: #57 (+2)
35K → 23M
6:37 | 5:17/mi
24M
2:10:20
Rank: #54 (+3)
23M → 24M
5:06 | 5:06/mi
40K· 24.85 mi
2:14:48
Rank: #49 (+5)
24M → 40K
4:28 | 5:13/mi
25.2M
2:16:46
Rank: #48 (+1)
40K → 25.2M
1:58 | 5:42/mi
Finish· 26.22 mi
2:22:10
Rank: #44 (+4)
25.2M → Finish
5:24 | 5:18/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:11:30
Pace5:27 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:10:40
Pace5:23 /mi
📊Negative Split: 1.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:04:4917:495:4417:49
5:44
-
10K
6.21 mi10:21:4634:465:3616:57
5:27
-0:17
15K
9.32 mi10:38:0551:055:2916:19
5:15
-0:12
20K
12.43 mi10:54:461:07:465:2716:41
5:22
+0:07
Half
13.11 mi10:58:301:11:305:273:44
5:28
+0:06
25K
15.53 mi11:11:391:24:395:2713:09
5:25
-0:03
30K
18.64 mi11:28:491:41:495:2817:10
5:32
+0:07
20M
20.00 mi11:36:121:49:125:287:23
5:26
-0:06
21M
21.00 mi11:41:501:54:505:285:38
5:38
+0:12
35K
21.75 mi11:45:371:58:375:273:47
5:03
-0:35
23M
23.00 mi11:52:142:05:145:276:37
5:17
+0:14
24M
24.00 mi11:57:202:10:205:265:06
5:06
-0:11
40K
24.85 mi12:01:482:14:485:254:28
5:13
+0:07
25.2M
25.20 mi12:03:462:16:465:261:58
5:42
+0:29
Finish
26.22 mi12:09:102:22:105:265:24
5:18
-0:24

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

5:03 /mi

Average Pace

5:26 /mi

Slowest Pace

5:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:45

82% of race

Time at Steady Pace

25:25

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:25 /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 mi10:04:4917:495:4417:49
5:44
#300
10K
6.21 mi10:21:4634:465:3616:57
5:27
#181
15K
9.32 mi10:38:0551:055:2916:19
5:15
#111
20K
12.43 mi10:54:461:07:465:2716:41
5:22
#93
Half
13.11 mi10:58:301:11:305:273:44
5:28
#95
25K
15.53 mi11:11:391:24:395:2713:09
5:25
#75
30K
18.64 mi11:28:491:41:495:2817:10
5:32
#70
20M
20.00 mi11:36:121:49:125:287:23
5:26
#64
21M
21.00 mi11:41:501:54:505:285:38
5:38
#63
35K
21.75 mi11:45:371:58:375:273:47
5:03
#59
23M
23.00 mi11:52:142:05:145:276:37
5:17
#57
24M
24.00 mi11:57:202:10:205:265:06
5:06
#54
40K
24.85 mi12:01:482:14:485:254:28
5:13
#49
25.2M
25.20 mi12:03:462:16:465:261:58
5:42
#48
Finish
26.22 mi12:09:102:22:105:265:24
5:18
#44
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi3008849(Top 0.2%)11(Top 0.10%)11(Top 0.2%)
10K6.21 mi3.10 mi181+1194+44+4109(Top 0.4%)3(Top 0.03%)3(Top 0.06%)
15K9.32 mi3.11 mi111+7011-711-749(Top 0.2%)11(Top 0.10%)11(Top 0.2%)
20K12.43 mi3.11 mi93+186+56+546(Top 0.2%)1(Top 0.009%)1(Top 0.02%)
Half13.11 mi0.68 mi95-27-17-1112(Top 0.4%)15(Top 0.1%)15(Top 0.3%)
25K15.53 mi2.42 mi75+202+52+551(Top 0.2%)1(Top 0.009%)1(Top 0.02%)
30K18.64 mi3.11 mi70+54-24-251(Top 0.2%)7(Top 0.06%)7(Top 0.1%)
20M20.00 mi1.36 mi64+63+13+135(Top 0.1%)4(Top 0.04%)4(Top 0.08%)
21M21.00 mi1.00 mi63+15-25-225(Top 0.09%)6(Top 0.05%)6(Top 0.1%)
35K21.75 mi0.75 mi59+45522(Top 0.08%)5(Top 0.04%)5(Top 0.1%)
23M23.00 mi1.25 mi57+25518(Top 0.07%)4(Top 0.04%)4(Top 0.08%)
24M24.00 mi1.00 mi54+35517(Top 0.06%)5(Top 0.04%)5(Top 0.1%)
40K24.85 mi0.85 mi49+55517(Top 0.06%)5(Top 0.04%)5(Top 0.1%)
25.2M25.20 mi0.35 mi48+15524(Top 0.09%)5(Top 0.04%)5(Top 0.1%)
Finish26.22 mi1.02 mi44+45541(Top 0.2%)5(Top 0.04%)5(Top 0.1%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.2%
×21stories
+97ft-345ft

Overall

49

Females

11

F18-39

11

5K→10K

3.1 - 6.2 mi

Top 0.4%
×5stories
+79ft-138ft

Overall

109

Females

3

F18-39

3

10K→15K

6.2 - 9.3 mi

Top 0.2%
×3stories
+67ft-78ft

Overall

49

Females

11

F18-39

11

15K→20K

9.3 - 12.4 mi

Top 0.2%
×5stories
+106ft-86ft

Overall

46

Females

1

F18-39

1

20K→Half

12.4 - 13.1 mi

Top 0.4%
×2stories
+19ft-37ft

Overall

112

Females

15

F18-39

15

Half→25K

13.1 - 15.5 mi

Top 0.2%
×4stories
+66ft-88ft

Overall

51

Females

1

F18-39

1

25K→30K

15.5 - 18.6 mi

Top 0.2%
×9stories
+181ft-148ft

Overall

51

Females

7

F18-39

7

30K→20M

18.6 - 20.0 mi

Top 0.1%
×5stories
+64ft-50ft

Overall

35

Females

4

F18-39

4

20M→21M

20.0 - 21.0 mi

Top 0.09%
×8stories
+106ft-24ft

Overall

25

Females

6

F18-39

6

21M→35K

21.0 - 21.8 mi

Top 0.08%
×7stories
+17ft-86ft

Overall

22

Females

5

F18-39

5

35K→23M

21.8 - 23.0 mi

Top 0.07%
×5stories
+23ft-63ft

Overall

18

Females

4

F18-39

4

23M→24M

23.0 - 24.0 mi

Top 0.06%
×6stories
+12ft-82ft

Overall

17

Females

5

F18-39

5

24M→40K

24.0 - 24.9 mi

Top 0.06%
×1story
+6ft-20ft

Overall

17

Females

5

F18-39

5

40K→25.2M

24.9 - 25.2 mi

Top 0.09%
×1story
+13ft-16ft

Overall

24

Females

5

F18-39

5

25.2M→Finish

25.2 - 26.2 mi

Top 0.2%
×2stories
+22ft-21ft

Overall

41

Females

5

F18-39

5

Passing Analysis

Category:
Athletes Passed
271
Passed By
15
Net Change
+256
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#300
5K → 10K1190+119#300#181
10K → 15K777+70#181#111
15K → 20K180+18#111#93
20K → Half13-2#93#95
Half → 25K200+20#95#75
25K → 30K72+5#75#70
30K → 20M60+6#70#64
20M → 21M32+1#64#63
21M → 35K40+4#63#59
35K → 23M20+2#59#57
23M → 24M30+3#57#54
24M → 40K50+5#54#49
40K → 25.2M10+1#49#48
25.2M → Finish51+4#48#44
TOTALS27115+256
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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