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BOSTON MARATHON 2023

Kelly Eckerd

Bib: 10469•F

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 26%
Gender (Female)
#0 / 11423
Top 8%
Division (F18-39)
#0 / 4884
Top 15%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:38
Rank: #10598
Start → 5K
23:38 | 7:36/mi
10K· 6.21 mi
46:26
Rank: #9772 (+826)
5K → 10K
22:48 | 7:20/mi
15K· 9.32 mi
1:08:58
Rank: #9179 (+593)
10K → 15K
22:32 | 7:15/mi
20K· 12.43 mi
1:31:36
Rank: #8772 (+407)
15K → 20K
22:38 | 7:17/mi
Half· 13.11 mi
1:36:32
Rank: #8740 (+32)
20K → Half
4:56 | 7:14/mi
25K· 15.53 mi
1:54:05
Rank: #8400 (+340)
Half → 25K
17:33 | 7:14/mi
30K· 18.64 mi
2:16:53
Rank: #7965 (+435)
25K → 30K
22:48 | 7:20/mi
20M
2:26:50
Rank: #7746 (+219)
30K → 20M
9:57 | 7:19/mi
21M
2:34:25
Rank: #7544 (+202)
20M → 21M
7:35 | 7:35/mi
35K· 21.75 mi
2:39:36
Rank: #7436 (+108)
21M → 35K
5:11 | 6:56/mi
23M
2:48:49
Rank: #7284 (+152)
35K → 23M
9:13 | 7:22/mi
24M
2:55:57
Rank: #7173 (+111)
23M → 24M
7:08 | 7:08/mi
40K· 24.85 mi
3:02:14
Rank: #7083 (+90)
24M → 40K
6:17 | 7:21/mi
25.2M
3:04:48
Rank: #6989 (+94)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
3:11:57
Rank: #6888 (+101)
25.2M → Finish
7:09 | 7:01/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:36:32
Pace7:22 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:35:25
Pace7:17 /mi
📊Negative Split: 1.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5523:387:3623:38
7:36
-
10K
6.21 mi11:12:4346:267:2822:48
7:20
-0:16
15K
9.32 mi11:35:151:08:587:2422:32
7:15
-0:05
20K
12.43 mi11:57:531:31:367:2222:38
7:17
+0:02
Half
13.11 mi12:02:491:36:327:224:56
7:14
-0:03
25K
15.53 mi12:20:221:54:057:2117:33
7:14
0:00
30K
18.64 mi12:43:102:16:537:2122:48
7:20
+0:06
20M
20.00 mi12:53:072:26:507:209:57
7:19
-0:01
21M
21.00 mi13:00:422:34:257:217:35
7:35
+0:16
35K
21.75 mi13:05:532:39:367:205:11
6:56
-0:39
23M
23.00 mi13:15:062:48:497:209:13
7:22
+0:26
24M
24.00 mi13:22:142:55:577:207:08
7:08
-0:14
40K
24.85 mi13:28:313:02:147:206:17
7:21
+0:13
25.2M
25.20 mi13:31:053:04:487:202:34
7:27
+0:06
Finish
26.22 mi13:38:143:11:577:207:09
7:01
-0:26

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

6:56 /mi

Average Pace

7:20 /mi

Slowest Pace

7:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:04:29

34% of race

Time at Steady Pace

2:07:28

66% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:19 /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 mi10:49:5523:387:3623:38
7:36
#10598
10K
6.21 mi11:12:4346:267:2822:48
7:20
#9772
15K
9.32 mi11:35:151:08:587:2422:32
7:15
#9179
20K
12.43 mi11:57:531:31:367:2222:38
7:17
#8772
Half
13.11 mi12:02:491:36:327:224:56
7:14
#8740
25K
15.53 mi12:20:221:54:057:2117:33
7:14
#8400
30K
18.64 mi12:43:102:16:537:2122:48
7:20
#7965
20M
20.00 mi12:53:072:26:507:209:57
7:19
#7746
21M
21.00 mi13:00:422:34:257:217:35
7:35
#7544
35K
21.75 mi13:05:532:39:367:205:11
6:56
#7436
23M
23.00 mi13:15:062:48:497:209:13
7:22
#7284
24M
24.00 mi13:22:142:55:577:207:08
7:08
#7173
40K
24.85 mi13:28:313:02:147:206:17
7:21
#7083
25.2M
25.20 mi13:31:053:04:487:202:34
7:27
#6989
Finish
26.22 mi13:38:143:11:577:207:09
7:01
#6888
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi10598213121318188(Top 31%)1133(Top 10%)1133(Top 23%)
10K6.21 mi3.10 mi9772+8261730+4011730+4019158(Top 34%)1475(Top 13%)1475(Top 30%)
15K9.32 mi3.11 mi9179+5931490+2401490+2408188(Top 31%)1133(Top 10%)1133(Top 23%)
20K12.43 mi3.11 mi8772+4071339+1511339+1517684(Top 29%)993(Top 9%)993(Top 20%)
Half13.11 mi0.68 mi8740+321333+61333+68122(Top 31%)1128(Top 10%)1128(Top 23%)
25K15.53 mi2.42 mi8400+3401222+1111222+1116905(Top 26%)808(Top 7%)808(Top 17%)
30K18.64 mi3.11 mi7965+4351101+1211101+1216266(Top 24%)701(Top 6%)701(Top 14%)
20M20.00 mi1.36 mi7746+2191035+661035+665790(Top 22%)652(Top 6%)652(Top 13%)
21M21.00 mi1.00 mi7544+202989+46989+465035(Top 19%)538(Top 5%)538(Top 11%)
35K21.75 mi0.75 mi7436+108965+24965+245001(Top 19%)516(Top 5%)516(Top 11%)
23M23.00 mi1.25 mi7284+152932+33932+335667(Top 21%)705(Top 6%)705(Top 14%)
24M24.00 mi1.00 mi7173+111913+19913+195404(Top 20%)684(Top 6%)684(Top 14%)
40K24.85 mi0.85 mi7083+90903+10903+105780(Top 22%)897(Top 8%)897(Top 18%)
25.2M25.20 mi0.35 mi6989+94888+15888+153712(Top 14%)390(Top 3%)390(Top 8%)
Finish26.22 mi1.02 mi6888+101881+7881+75339(Top 20%)838(Top 7%)838(Top 17%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

8188

Females

1133

F18-39

1133

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

9158

Females

1475

F18-39

1475

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

8188

Females

1133

F18-39

1133

15K→20K

9.3 - 12.4 mi

Top 29%
×5stories
+106ft-86ft

Overall

7684

Females

993

F18-39

993

20K→Half

12.4 - 13.1 mi

Top 31%
×2stories
+19ft-37ft

Overall

8122

Females

1128

F18-39

1128

Half→25K

13.1 - 15.5 mi

Top 26%
×4stories
+66ft-88ft

Overall

6905

Females

808

F18-39

808

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6266

Females

701

F18-39

701

30K→20M

18.6 - 20.0 mi

Top 22%
×5stories
+64ft-50ft

Overall

5790

Females

652

F18-39

652

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

5035

Females

538

F18-39

538

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

5001

Females

516

F18-39

516

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5667

Females

705

F18-39

705

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5404

Females

684

F18-39

684

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5780

Females

897

F18-39

897

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3712

Females

390

F18-39

390

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5339

Females

838

F18-39

838

Passing Analysis

Category:
Athletes Passed
3848*
Passed By
138
Net Change
+3710
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10598
5K → 10K879*53+826#10598#9772
10K → 15K60613+593#9772#9179
15K → 20K41710+407#9179#8772
20K → Half419+32#8772#8740
Half → 25K3400+340#8740#8400
25K → 30K4405+435#8400#7965
30K → 20M2234+219#7965#7746
20M → 21M2031+202#7746#7544
21M → 35K1113+108#7544#7436
35K → 23M16210+152#7436#7284
23M → 24M12211+111#7284#7173
24M → 40K988+90#7173#7083
40K → 25.2M940+94#7083#6989
25.2M → Finish11211+101#6989#6888
TOTALS3848*138+3710

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

📊

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