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BOSTON MARATHON 2023

Melissa Harward

Bib: 13715•F

NC

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 35%
Division (F18-39)
#0 / 4884
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
7:58/mi
24:44
↑ 97↓ 3451.5%
10K· 6.21 mi
7:54/mi
49:16
↑ 79↓ 1380.4%
15K· 9.32 mi
7:58/mi
1:14:01
↑ 67↓ 78
20K· 12.43 mi
8:09/mi
1:39:21
↑ 106↓ 860.1%
Half· 13.11 mi
7:58/mi
1:44:47
↑ 19↓ 370.5%
25K· 15.53 mi
8:10/mi
2:04:35
↑ 66↓ 880.2%
30K· 18.64 mi
8:29/mi
2:30:57
↑ 181↓ 1480.2%
20M
8:23/mi
2:42:20
↑ 64↓ 500.2%
21M
8:47/mi
2:51:07
↑ 106↓ 241.6%
35K· 21.75 mi
9:20/mi
2:58:06
↑ 17↓ 861.7%
23M
8:28/mi
3:08:42
↑ 23↓ 630.6%
24M
8:41/mi
3:17:23
↓ 821.3%
40K· 24.85 mi
8:50/mi
3:24:56
↓ 200.3%
25.2M
7:56/mi
3:27:40
↑ 13↓ 160.2%
Finish· 26.22 mi
6:59/mi
3:34:47
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:47
Pace8:00 /mi
2nd Half
Distance13.11 mi
Time1:50:00
Pace8:23 /mi
📊Positive Split: 5.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:1624:447:5824:44
7:58
-
10K
6.21 mi11:18:4849:167:5624:32
7:54
-0:04
15K
9.32 mi11:43:331:14:017:5624:45
7:58
+0:04
20K
12.43 mi12:08:531:39:218:0025:20
8:09
+0:11
Half
13.11 mi12:14:191:44:478:005:26
7:58
-0:11
25K
15.53 mi12:34:072:04:358:0119:48
8:10
+0:12
30K
18.64 mi13:00:292:30:578:0626:22
8:29
+0:19
20M
20.00 mi13:11:522:42:208:0711:23
8:23
-0:06
21M
21.00 mi13:20:392:51:078:098:47
8:47
+0:24
35K
21.75 mi13:27:382:58:068:116:59
9:20
+0:33
23M
23.00 mi13:38:143:08:428:1210:36
8:28
-0:52
24M
24.00 mi13:46:553:17:238:138:41
8:41
+0:13
40K
24.85 mi13:54:283:24:568:157:33
8:50
+0:09
25.2M
25.20 mi13:57:123:27:408:142:44
7:56
-0:54
Finish
26.22 mi14:04:193:34:478:127:07
6:59
-0:57

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

6:59 /mi

Average Pace

8:12 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

31:39

15% of race

Time at Steady Pace

1:54:10

53% of race

Time at Slower Pace

1:08:58

32% of race

Average Pace: 8:11 /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 mi10:54:1624:447:5824:44
7:58
#13742
10K
6.21 mi11:18:4849:167:5624:32
7:54
#13815
15K
9.32 mi11:43:331:14:017:5624:45
7:58
#13920
20K
12.43 mi12:08:531:39:218:0025:20
8:09
#14057
Half
13.11 mi12:14:191:44:478:005:26
7:58
#14064
25K
15.53 mi12:34:072:04:358:0119:48
8:10
#14021
30K
18.64 mi13:00:292:30:578:0626:22
8:29
#14096
20M
20.00 mi13:11:522:42:208:0711:23
8:23
#13971
21M
21.00 mi13:20:392:51:078:098:47
8:47
#13831
35K
21.75 mi13:27:382:58:068:116:59
9:20
#14079
23M
23.00 mi13:38:143:08:428:1210:36
8:28
#13996
24M
24.00 mi13:46:553:17:238:138:41
8:41
#14057
40K
24.85 mi13:54:283:24:568:157:33
8:50
#14095
25.2M
25.20 mi13:57:123:27:408:142:44
7:56
#13949
Finish
26.22 mi14:04:193:34:478:127:07
6:59
#13574
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi137423869386914123(Top 53%)4159(Top 36%)4159(Top 85%)
10K6.21 mi3.10 mi13815-733931-623931-6213973(Top 52%)4029(Top 35%)4029(Top 82%)
15K9.32 mi3.11 mi13920-1054012-814012-8114123(Top 53%)4159(Top 36%)4159(Top 85%)
20K12.43 mi3.11 mi14057-1374120-1084120-10814634(Top 55%)4485(Top 39%)4485(Top 92%)
Half13.11 mi0.68 mi14064-74120412014115(Top 53%)4146(Top 36%)4146(Top 85%)
25K15.53 mi2.42 mi14021+434123-34123-314000(Top 53%)4220(Top 37%)4220(Top 86%)
30K18.64 mi3.11 mi14096-754201-784201-7814232(Top 53%)4470(Top 39%)4470(Top 92%)
20M20.00 mi1.36 mi13971+1254147+544147+5412894(Top 48%)3804(Top 33%)3804(Top 78%)
21M21.00 mi1.00 mi13831+1404073+744073+7412188(Top 46%)3509(Top 31%)3509(Top 72%)
35K21.75 mi0.75 mi14079-2484245-1724245-17219292(Top 72%)7533(Top 66%)7533(Top 154%)
23M23.00 mi1.25 mi13996+834228+174228+1713011(Top 49%)4074(Top 36%)4074(Top 83%)
24M24.00 mi1.00 mi14057-614286-584286-5815569(Top 58%)5559(Top 49%)5559(Top 114%)
40K24.85 mi0.85 mi14095-384328-424328-4215245(Top 57%)5427(Top 48%)5427(Top 111%)
25.2M25.20 mi0.35 mi13949+1464243+854243+856204(Top 23%)1154(Top 10%)1154(Top 24%)
Finish26.22 mi1.02 mi13574+3754028+2154028+2155152(Top 19%)789(Top 7%)789(Top 16%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21story building
+97ft-345ft

Overall

14123

Females

4159

F18-39

4159

5K→10K

3.1 - 6.2 mi

Top 52%
×5story building
+79ft-138ft

Overall

13973

Females

4029

F18-39

4029

10K→15K

6.2 - 9.3 mi

Top 53%
×3story building
+67ft-78ft

Overall

14123

Females

4159

F18-39

4159

15K→20K

9.3 - 12.4 mi

Top 55%
×5story building
+106ft-86ft

Overall

14634

Females

4485

F18-39

4485

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

14115

Females

4146

F18-39

4146

Half→25K

13.1 - 15.5 mi

Top 53%
×4story building
+66ft-88ft

Overall

14000

Females

4220

F18-39

4220

25K→30K

15.5 - 18.6 mi

Top 53%
×9story building
+181ft-148ft

Overall

14232

Females

4470

F18-39

4470

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

12894

Females

3804

F18-39

3804

20M→21M

20.0 - 21.0 mi

Top 46%
×8story building
+106ft-24ft

Overall

12188

Females

3509

F18-39

3509

21M→35K

21.0 - 21.8 mi

Top 72%
×7story building
+17ft-86ft

Overall

19292

Females

7533

F18-39

7533

35K→23M

21.8 - 23.0 mi

Top 49%
×5story building
+23ft-63ft

Overall

13011

Females

4074

F18-39

4074

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

15569

Females

5559

F18-39

5559

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

15245

Females

5427

F18-39

5427

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6204

Females

1154

F18-39

1154

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2story building
+22ft-21ft

Overall

5152

Females

789

F18-39

789

Passing Analysis

Category:
Athletes Passed
1983
Passed By
1815
Net Change
+168
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13742
5K → 10K252325-73#13742#13815
10K → 15K140245-105#13815#13920
15K → 20K145282-137#13920#14057
20K → Half3542-7#14057#14064
Half → 25K155112+43#14064#14021
25K → 30K167242-75#14021#14096
30K → 20M16237+125#14096#13971
20M → 21M16525+140#13971#13831
21M → 35K10258-248#13831#14079
35K → 23M12744+83#14079#13996
23M → 24M42103-61#13996#14057
24M → 40K62100-38#14057#14095
40K → 25.2M1460+146#14095#13949
25.2M → Finish3750+375#13949#13574
TOTALS19831815+168
📊

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