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BOSTON MARATHON 2023

Emma Saart

Bib: 2577•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 21%
Gender (Female)
#0 / 11423
Top 4%
Division (F18-39)
#0 / 4884
Top 8%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:36/mi
20:31
↑ 97↓ 3451.5%
10K· 6.21 mi
6:23/mi
40:20
↑ 79↓ 1380.4%
15K· 9.32 mi
7:04/mi
1:02:16
↑ 67↓ 78
20K· 12.43 mi
7:13/mi
1:24:42
↑ 106↓ 860.1%
Half· 13.11 mi
6:55/mi
1:29:25
↑ 19↓ 370.5%
25K· 15.53 mi
7:20/mi
1:47:12
↑ 66↓ 880.2%
30K· 18.64 mi
7:44/mi
2:11:14
↑ 181↓ 1480.2%
20M
7:30/mi
2:21:26
↑ 64↓ 500.2%
21M
7:52/mi
2:29:18
↑ 106↓ 241.6%
35K· 21.75 mi
7:10/mi
2:34:40
↑ 17↓ 861.7%
23M
7:14/mi
2:43:43
↑ 23↓ 630.6%
24M
6:49/mi
2:50:32
↓ 821.3%
40K· 24.85 mi
7:01/mi
2:56:32
↓ 200.3%
25.2M
7:32/mi
2:59:08
↑ 13↓ 160.2%
Finish· 26.22 mi
6:53/mi
3:06:09
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:25
Pace6:49 /mi
2nd Half
Distance13.11 mi
Time1:36:44
Pace7:23 /mi
📊Positive Split: 8.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1320:316:3620:31
6:36
-
10K
6.21 mi10:42:0240:206:2919:49
6:23
-0:13
15K
9.32 mi11:03:581:02:166:4121:56
7:04
+0:41
20K
12.43 mi11:26:241:24:426:4922:26
7:13
+0:09
Half
13.11 mi11:31:071:29:256:494:43
6:55
-0:18
25K
15.53 mi11:48:541:47:126:5417:47
7:20
+0:25
30K
18.64 mi12:12:562:11:147:0224:02
7:44
+0:24
20M
20.00 mi12:23:082:21:267:0410:12
7:30
-0:14
21M
21.00 mi12:31:002:29:187:077:52
7:52
+0:22
35K
21.75 mi12:36:222:34:407:075:22
7:10
-0:42
23M
23.00 mi12:45:252:43:437:079:03
7:14
+0:04
24M
24.00 mi12:52:142:50:327:066:49
6:49
-0:25
40K
24.85 mi12:58:142:56:327:066:00
7:01
+0:12
25.2M
25.20 mi13:00:502:59:087:072:36
7:32
+0:31
Finish
26.22 mi13:07:513:06:097:067:01
6:53
-0:39

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

6:23 /mi

Average Pace

7:06 /mi

Slowest Pace

7:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

58:53

32% of race

Time at Steady Pace

1:22:34

44% of race

Time at Slower Pace

44:42

24% of race

Average Pace: 7:06 /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 mi10:22:1320:316:3620:31
6:36
#2902
10K
6.21 mi10:42:0240:206:2919:49
6:23
#2456
15K
9.32 mi11:03:581:02:166:4121:56
7:04
#3834
20K
12.43 mi11:26:241:24:426:4922:26
7:13
#4987
Half
13.11 mi11:31:071:29:256:494:43
6:55
#5073
25K
15.53 mi11:48:541:47:126:5417:47
7:20
#5588
30K
18.64 mi12:12:562:11:147:0224:02
7:44
#6062
20M
20.00 mi12:23:082:21:267:0410:12
7:30
#6073
21M
21.00 mi12:31:002:29:187:077:52
7:52
#6061
35K
21.75 mi12:36:222:34:407:075:22
7:10
#6031
23M
23.00 mi12:45:252:43:437:079:03
7:14
#5918
24M
24.00 mi12:52:142:50:327:066:49
6:49
#5775
40K
24.85 mi12:58:142:56:327:066:00
7:01
#5653
25.2M
25.20 mi13:00:502:59:087:072:36
7:32
#5604
Finish
26.22 mi13:07:513:06:097:067:01
6:53
#5517
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi29021431436919(Top 26%)727(Top 6%)727(Top 15%)
10K6.21 mi3.10 mi2456+446111+32111+322142(Top 8%)89(Top 0.8%)89(Top 2%)
15K9.32 mi3.11 mi3834-1378217-106217-1066919(Top 26%)727(Top 6%)727(Top 15%)
20K12.43 mi3.11 mi4987-1153345-128345-1287232(Top 27%)850(Top 7%)850(Top 17%)
Half13.11 mi0.68 mi5073-86358-13358-136118(Top 23%)535(Top 5%)535(Top 11%)
25K15.53 mi2.42 mi5588-515435-77435-777511(Top 28%)1009(Top 9%)1009(Top 21%)
30K18.64 mi3.11 mi6062-474545-110545-1108905(Top 33%)1665(Top 15%)1665(Top 34%)
20M20.00 mi1.36 mi6073-11558-13558-136831(Top 26%)956(Top 8%)956(Top 20%)
21M21.00 mi1.00 mi6061+12567-9567-96563(Top 25%)960(Top 8%)960(Top 20%)
35K21.75 mi0.75 mi6031+30570-3570-36391(Top 24%)870(Top 8%)870(Top 18%)
23M23.00 mi1.25 mi5918+113551+19551+194956(Top 19%)520(Top 5%)520(Top 11%)
24M24.00 mi1.00 mi5775+143531+20531+203774(Top 14%)318(Top 3%)318(Top 7%)
40K24.85 mi0.85 mi5653+122513+18513+183967(Top 15%)405(Top 4%)405(Top 8%)
25.2M25.20 mi0.35 mi5604+49508+5508+54156(Top 16%)482(Top 4%)482(Top 10%)
Finish26.22 mi1.02 mi5517+87499+9499+94575(Top 17%)595(Top 5%)595(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21story building
+97ft-345ft

Overall

6919

Females

727

F18-39

727

5K→10K

3.1 - 6.2 mi

Top 8%
×5story building
+79ft-138ft

Overall

2142

Females

89

F18-39

89

10K→15K

6.2 - 9.3 mi

Top 26%
×3story building
+67ft-78ft

Overall

6919

Females

727

F18-39

727

15K→20K

9.3 - 12.4 mi

Top 27%
×5story building
+106ft-86ft

Overall

7232

Females

850

F18-39

850

20K→Half

12.4 - 13.1 mi

Top 23%
×2story building
+19ft-37ft

Overall

6118

Females

535

F18-39

535

Half→25K

13.1 - 15.5 mi

Top 28%
×4story building
+66ft-88ft

Overall

7511

Females

1009

F18-39

1009

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

8905

Females

1665

F18-39

1665

30K→20M

18.6 - 20.0 mi

Top 26%
×5story building
+64ft-50ft

Overall

6831

Females

956

F18-39

956

20M→21M

20.0 - 21.0 mi

Top 25%
×8story building
+106ft-24ft

Overall

6563

Females

960

F18-39

960

21M→35K

21.0 - 21.8 mi

Top 24%
×7story building
+17ft-86ft

Overall

6391

Females

870

F18-39

870

35K→23M

21.8 - 23.0 mi

Top 19%
×5story building
+23ft-63ft

Overall

4956

Females

520

F18-39

520

23M→24M

23.0 - 24.0 mi

Top 14%
×6story building
+12ft-82ft

Overall

3774

Females

318

F18-39

318

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3967

Females

405

F18-39

405

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4156

Females

482

F18-39

482

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2story building
+22ft-21ft

Overall

4575

Females

595

F18-39

595

Passing Analysis

Category:
Athletes Passed
1263
Passed By
3878
Net Change
-2615
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2902
5K → 10K47327+446#2902#2456
10K → 15K21380-1378#2456#3834
15K → 20K41157-1153#3834#4987
20K → Half490-86#4987#5073
Half → 25K19534-515#5073#5588
25K → 30K40514-474#5588#6062
30K → 20M5465-11#6062#6073
20M → 21M6048+12#6073#6061
21M → 35K5323+30#6061#6031
35K → 23M12916+113#6031#5918
23M → 24M1463+143#5918#5775
24M → 40K1286+122#5775#5653
40K → 25.2M523+49#5653#5604
25.2M → Finish9912+87#5604#5517
TOTALS12633878-2615
📊

Passing Visuals

Category:
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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