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BOSTON MARATHON 2023

Melinda Kelly

Bib: 13750•F

CO

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 33%
Gender (Female)
#0 / 11423
Top 13%
Division (F18-39)
#0 / 4884
Top 25%
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
8:03/mi
25:01
↑ 97↓ 3451.5%
10K· 6.21 mi
7:52/mi
49:28
↑ 79↓ 1380.4%
15K· 9.32 mi
7:46/mi
1:13:35
↑ 67↓ 78
20K· 12.43 mi
7:42/mi
1:37:30
↑ 106↓ 860.1%
Half· 13.11 mi
7:37/mi
1:42:42
↑ 19↓ 370.5%
25K· 15.53 mi
7:34/mi
2:01:03
↑ 66↓ 880.2%
30K· 18.64 mi
7:30/mi
2:24:21
↑ 181↓ 1480.2%
20M
7:19/mi
2:34:17
↑ 64↓ 500.2%
21M
7:31/mi
2:41:48
↑ 106↓ 241.6%
35K· 21.75 mi
6:56/mi
2:46:59
↑ 17↓ 861.7%
23M
7:09/mi
2:55:56
↑ 23↓ 630.6%
24M
6:56/mi
3:02:52
↓ 821.3%
40K· 24.85 mi
6:59/mi
3:08:50
↓ 200.3%
25.2M
7:27/mi
3:11:24
↑ 13↓ 160.2%
Finish· 26.22 mi
6:51/mi
3:18:23
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:42:42
Pace7:50 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:35:41
Pace7:18 /mi
📊Negative Split: 6.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:0625:018:0325:01
8:03
-
10K
6.21 mi11:18:3349:287:5824:27
7:52
-0:11
15K
9.32 mi11:42:401:13:357:5424:07
7:46
-0:06
20K
12.43 mi12:06:351:37:307:5123:55
7:42
-0:04
Half
13.11 mi12:11:471:42:427:505:12
7:37
-0:05
25K
15.53 mi12:30:082:01:037:4818:21
7:34
-0:03
30K
18.64 mi12:53:262:24:217:4523:18
7:30
-0:04
20M
20.00 mi13:03:222:34:177:439:56
7:19
-0:11
21M
21.00 mi13:10:532:41:487:427:31
7:31
+0:12
35K
21.75 mi13:16:042:46:597:415:11
6:56
-0:35
23M
23.00 mi13:25:012:55:567:398:57
7:09
+0:13
24M
24.00 mi13:31:573:02:527:376:56
6:56
-0:13
40K
24.85 mi13:37:553:08:507:365:58
6:59
+0:03
25.2M
25.20 mi13:40:293:11:247:362:34
7:27
+0:28
Finish
26.22 mi13:47:283:18:237:346:59
6:51
-0:36

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

6:51 /mi

Average Pace

7:34 /mi

Slowest Pace

8:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:17:20

39% of race

Time at Steady Pace

2:01:03

61% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:34 /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 mi10:54:0625:018:0325:01
8:03
#14376
10K
6.21 mi11:18:3349:287:5824:27
7:52
#14085
15K
9.32 mi11:42:401:13:357:5424:07
7:46
#13533
20K
12.43 mi12:06:351:37:307:5123:55
7:42
#12810
Half
13.11 mi12:11:471:42:427:505:12
7:37
#12717
25K
15.53 mi12:30:082:01:037:4818:21
7:34
#12122
30K
18.64 mi12:53:262:24:217:4523:18
7:30
#11115
20M
20.00 mi13:03:222:34:177:439:56
7:19
#10676
21M
21.00 mi13:10:532:41:487:427:31
7:31
#10258
35K
21.75 mi13:16:042:46:597:415:11
6:56
#10009
23M
23.00 mi13:25:012:55:567:398:57
7:09
#9604
24M
24.00 mi13:31:573:02:527:376:56
6:56
#9289
40K
24.85 mi13:37:553:08:507:365:58
6:59
#9053
25.2M
25.20 mi13:40:293:11:247:362:34
7:27
#8942
Finish
26.22 mi13:47:283:18:237:346:59
6:51
#8715
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi143764249424912399(Top 47%)3126(Top 27%)3126(Top 64%)
10K6.21 mi3.10 mi14085+2914092+1574092+15713721(Top 52%)3868(Top 34%)3868(Top 79%)
15K9.32 mi3.11 mi13533+5523770+3223770+32212399(Top 47%)3126(Top 27%)3126(Top 64%)
20K12.43 mi3.11 mi12810+7233368+4023368+40210908(Top 41%)2357(Top 21%)2357(Top 48%)
Half13.11 mi0.68 mi12717+933320+483320+4811224(Top 42%)2455(Top 21%)2455(Top 50%)
25K15.53 mi2.42 mi12122+5953010+3103010+3109310(Top 35%)1682(Top 15%)1682(Top 34%)
30K18.64 mi3.11 mi11115+10072471+5392471+5397229(Top 27%)1012(Top 9%)1012(Top 21%)
20M20.00 mi1.36 mi10676+4392270+2012270+2015719(Top 21%)635(Top 6%)635(Top 13%)
21M21.00 mi1.00 mi10258+4182074+1962074+1964704(Top 18%)455(Top 4%)455(Top 9%)
35K21.75 mi0.75 mi10009+2491976+981976+985005(Top 19%)520(Top 5%)520(Top 11%)
23M23.00 mi1.25 mi9604+4051823+1531823+1534581(Top 17%)438(Top 4%)438(Top 9%)
24M24.00 mi1.00 mi9289+3151710+1131710+1134379(Top 16%)421(Top 4%)421(Top 9%)
40K24.85 mi0.85 mi9053+2361629+811629+813774(Top 14%)378(Top 3%)378(Top 8%)
25.2M25.20 mi0.35 mi8942+1111599+301599+303721(Top 14%)399(Top 3%)399(Top 8%)
Finish26.22 mi1.02 mi8715+2271533+661533+664402(Top 17%)559(Top 5%)559(Top 11%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

12399

Females

3126

F18-39

3126

5K→10K

3.1 - 6.2 mi

Top 52%
×5story building
+79ft-138ft

Overall

13721

Females

3868

F18-39

3868

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

12399

Females

3126

F18-39

3126

15K→20K

9.3 - 12.4 mi

Top 41%
×5story building
+106ft-86ft

Overall

10908

Females

2357

F18-39

2357

20K→Half

12.4 - 13.1 mi

Top 42%
×2story building
+19ft-37ft

Overall

11224

Females

2455

F18-39

2455

Half→25K

13.1 - 15.5 mi

Top 35%
×4story building
+66ft-88ft

Overall

9310

Females

1682

F18-39

1682

25K→30K

15.5 - 18.6 mi

Top 27%
×9story building
+181ft-148ft

Overall

7229

Females

1012

F18-39

1012

30K→20M

18.6 - 20.0 mi

Top 21%
×5story building
+64ft-50ft

Overall

5719

Females

635

F18-39

635

20M→21M

20.0 - 21.0 mi

Top 18%
×8story building
+106ft-24ft

Overall

4704

Females

455

F18-39

455

21M→35K

21.0 - 21.8 mi

Top 19%
×7story building
+17ft-86ft

Overall

5005

Females

520

F18-39

520

35K→23M

21.8 - 23.0 mi

Top 17%
×5story building
+23ft-63ft

Overall

4581

Females

438

F18-39

438

23M→24M

23.0 - 24.0 mi

Top 16%
×6story building
+12ft-82ft

Overall

4379

Females

421

F18-39

421

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3774

Females

378

F18-39

378

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3721

Females

399

F18-39

399

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2story building
+22ft-21ft

Overall

4402

Females

559

F18-39

559

Passing Analysis

Category:
Athletes Passed
5883*
Passed By
222
Net Change
+5661
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14376
5K → 10K465174+291#14376#14085
10K → 15K58028+552#14085#13533
15K → 20K7285+723#13533#12810
20K → Half1029+93#12810#12717
Half → 25K5972+595#12717#12122
25K → 30K10070+1007#12122#11115
30K → 20M439*0+439#11115#10676
20M → 21M4180+418#10676#10258
21M → 35K249*0+249#10258#10009
35K → 23M406*1+405#10009#9604
23M → 24M3150+315#9604#9289
24M → 40K2371+236#9289#9053
40K → 25.2M1110+111#9053#8942
25.2M → Finish2292+227#8942#8715
TOTALS5883*222+5661

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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