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BOSTON MARATHON 2023

Melissa Barr

Bib: 6838•F

ON

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0:00
/ mi
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Overall
#0 / 26622
Top 14%
Gender (Female)
#0 / 11423
Top 2%
Division (F18-39)
#0 / 4884
Top 4%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:01
Rank: #4335
Start → 5K
21:01 | 6:46/mi
10K· 6.21 mi
42:10
Rank: #4861 (-526)
5K → 10K
21:09 | 6:48/mi
15K· 9.32 mi
1:03:14
Rank: #4851 (+10)
10K → 15K
21:04 | 6:47/mi
20K· 12.43 mi
1:24:11
Rank: #4598 (+253)
15K → 20K
20:57 | 6:45/mi
Half· 13.11 mi
1:28:40
Rank: #4506 (+92)
20K → Half
4:29 | 6:34/mi
25K· 15.53 mi
1:45:02
Rank: #4350 (+156)
Half → 25K
16:22 | 6:45/mi
30K· 18.64 mi
2:06:55
Rank: #4386 (-36)
25K → 30K
21:53 | 7:03/mi
20M
2:16:23
Rank: #4314 (+72)
30K → 20M
9:28 | 6:58/mi
21M
2:23:42
Rank: #4248 (+66)
20M → 21M
7:19 | 7:19/mi
35K· 21.75 mi
2:29:31
Rank: #4541 (-293)
21M → 35K
5:49 | 7:46/mi
23M
2:37:58
Rank: #4342 (+199)
35K → 23M
8:27 | 6:45/mi
24M
2:44:23
Rank: #4180 (+162)
23M → 24M
6:25 | 6:25/mi
40K· 24.85 mi
2:49:57
Rank: #4009 (+171)
24M → 40K
5:34 | 6:31/mi
25.2M
2:52:24
Rank: #3959 (+50)
40K → 25.2M
2:27 | 7:06/mi
Finish· 26.22 mi
2:58:54
Rank: #3825 (+134)
25.2M → Finish
6:30 | 6:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:40
Pace6:46 /mi
2nd Half
Distance13.11 mi
Time1:30:14
Pace6:53 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:4121:016:4621:01
6:46
-
10K
6.21 mi10:45:5042:106:4721:09
6:48
+0:02
15K
9.32 mi11:06:541:03:146:4721:04
6:47
-0:01
20K
12.43 mi11:27:511:24:116:4620:57
6:45
-0:02
Half
13.11 mi11:32:201:28:406:464:29
6:34
-0:11
25K
15.53 mi11:48:421:45:026:4616:22
6:45
+0:11
30K
18.64 mi12:10:352:06:556:4921:53
7:03
+0:18
20M
20.00 mi12:20:032:16:236:499:28
6:58
-0:05
21M
21.00 mi12:27:222:23:426:517:19
7:19
+0:21
35K
21.75 mi12:33:112:29:316:525:49
7:46
+0:27
23M
23.00 mi12:41:382:37:586:528:27
6:45
-1:01
24M
24.00 mi12:48:032:44:236:516:25
6:25
-0:20
40K
24.85 mi12:53:372:49:576:505:34
6:31
+0:06
25.2M
25.20 mi12:56:042:52:246:502:27
7:06
+0:35
Finish
26.22 mi13:02:342:58:546:506:30
6:23
-0:43

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

6:50 /mi

Slowest Pace

7:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

22:58

13% of race

Time at Steady Pace

1:49:00

61% of race

Time at Slower Pace

46:56

26% of race

Average Pace: 6:49 /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 mi10:24:4121:016:4621:01
6:46
#4335
10K
6.21 mi10:45:5042:106:4721:09
6:48
#4861
15K
9.32 mi11:06:541:03:146:4721:04
6:47
#4851
20K
12.43 mi11:27:511:24:116:4620:57
6:45
#4598
Half
13.11 mi11:32:201:28:406:464:29
6:34
#4506
25K
15.53 mi11:48:421:45:026:4616:22
6:45
#4350
30K
18.64 mi12:10:352:06:556:4921:53
7:03
#4386
20M
20.00 mi12:20:032:16:236:499:28
6:58
#4314
21M
21.00 mi12:27:222:23:426:517:19
7:19
#4248
35K
21.75 mi12:33:112:29:316:525:49
7:46
#4541
23M
23.00 mi12:41:382:37:586:528:27
6:45
#4342
24M
24.00 mi12:48:032:44:236:516:25
6:25
#4180
40K
24.85 mi12:53:372:49:576:505:34
6:31
#4009
25.2M
25.20 mi12:56:042:52:246:502:27
7:06
#3959
Finish
26.22 mi13:02:342:58:546:506:30
6:23
#3825
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi43352842844958(Top 19%)351(Top 3%)351(Top 7%)
10K6.21 mi3.10 mi4861-526341-57341-575396(Top 20%)416(Top 4%)416(Top 9%)
15K9.32 mi3.11 mi4851+10332+9332+94958(Top 19%)351(Top 3%)351(Top 7%)
20K12.43 mi3.11 mi4598+253305+27305+273946(Top 15%)230(Top 2%)230(Top 5%)
Half13.11 mi0.68 mi4506+92291+14291+143317(Top 12%)166(Top 1%)166(Top 3%)
25K15.53 mi2.42 mi4350+156271+20271+203777(Top 14%)223(Top 2%)223(Top 5%)
30K18.64 mi3.11 mi4386-36282-11282-114647(Top 17%)352(Top 3%)352(Top 7%)
20M20.00 mi1.36 mi4314+72275+7275+73859(Top 14%)269(Top 2%)269(Top 6%)
21M21.00 mi1.00 mi4248+66268+7268+73737(Top 14%)273(Top 2%)273(Top 6%)
35K21.75 mi0.75 mi4541-293304-36304-3610572(Top 40%)2671(Top 23%)2671(Top 55%)
23M23.00 mi1.25 mi4342+199280+24280+242411(Top 9%)147(Top 1%)147(Top 3%)
24M24.00 mi1.00 mi4180+162266+14266+141782(Top 7%)103(Top 0.9%)103(Top 2%)
40K24.85 mi0.85 mi4009+171254+12254+121614(Top 6%)97(Top 0.8%)97(Top 2%)
25.2M25.20 mi0.35 mi3959+50251+3251+32211(Top 8%)165(Top 1%)165(Top 3%)
Finish26.22 mi1.02 mi3825+134232+19232+191965(Top 7%)133(Top 1%)133(Top 3%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

4958

Females

351

F18-39

351

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5396

Females

416

F18-39

416

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

4958

Females

351

F18-39

351

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

3946

Females

230

F18-39

230

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3317

Females

166

F18-39

166

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3777

Females

223

F18-39

223

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4647

Females

352

F18-39

352

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3859

Females

269

F18-39

269

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

3737

Females

273

F18-39

273

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

10572

Females

2671

F18-39

2671

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2411

Females

147

F18-39

147

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1782

Females

103

F18-39

103

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1614

Females

97

F18-39

97

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2211

Females

165

F18-39

165

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1965

Females

133

F18-39

133

Passing Analysis

Category:
Athletes Passed
1753
Passed By
1243
Net Change
+510
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4335
5K → 10K55581-526#4335#4861
10K → 15K119109+10#4861#4851
15K → 20K26714+253#4851#4598
20K → Half942+92#4598#4506
Half → 25K17418+156#4506#4350
25K → 30K95131-36#4350#4386
30K → 20M10533+72#4386#4314
20M → 21M9832+66#4314#4248
21M → 35K9302-293#4248#4541
35K → 23M2045+199#4541#4342
23M → 24M1675+162#4342#4180
24M → 40K1721+171#4180#4009
40K → 25.2M533+50#4009#3959
25.2M → Finish1417+134#3959#3825
TOTALS17531243+510
📊

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