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BOSTON MARATHON 2023

Liz Combs

Bib: 17762•F

KY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 48%
Gender (Female)
#0 / 11423
Top 31%
Division (F18-39)
#0 / 4884
Top 49%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:37
Rank: #15769
Start → 5K
25:37 | 8:15/mi
10K· 6.21 mi
50:46
Rank: #15621 (+148)
5K → 10K
25:09 | 8:06/mi
15K· 9.32 mi
1:15:53
Rank: #15431 (+190)
10K → 15K
25:07 | 8:05/mi
20K· 12.43 mi
1:40:59
Rank: #15061 (+370)
15K → 20K
25:06 | 8:05/mi
Half· 13.11 mi
1:46:27
Rank: #15012 (+49)
20K → Half
5:28 | 8:01/mi
25K· 15.53 mi
2:05:51
Rank: #14657 (+355)
Half → 25K
19:24 | 8:00/mi
30K· 18.64 mi
2:31:14
Rank: #14195 (+462)
25K → 30K
25:23 | 8:10/mi
20M
2:42:15
Rank: #13931 (+264)
30K → 20M
11:01 | 8:06/mi
21M
2:50:36
Rank: #13637 (+294)
20M → 21M
8:21 | 8:21/mi
35K· 21.75 mi
2:56:27
Rank: #13512 (+125)
21M → 35K
5:51 | 7:49/mi
23M
3:06:36
Rank: #13299 (+213)
35K → 23M
10:09 | 8:06/mi
24M
3:14:23
Rank: #13116 (+183)
23M → 24M
7:47 | 7:47/mi
40K· 24.85 mi
3:21:16
Rank: #13001 (+115)
24M → 40K
6:53 | 8:03/mi
25.2M
3:24:05
Rank: #12910 (+91)
40K → 25.2M
2:49 | 8:10/mi
Finish· 26.22 mi
3:31:27
Rank: #12658 (+252)
25.2M → Finish
7:22 | 7:14/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:46:27
Pace8:07 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:45:00
Pace8:01 /mi
📊Negative Split: 1.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:2925:378:1525:37
8:15
-
10K
6.21 mi11:43:3850:468:1025:09
8:06
-0:09
15K
9.32 mi12:08:451:15:538:0825:07
8:05
-0:01
20K
12.43 mi12:33:511:40:598:0825:06
8:05
0:00
Half
13.11 mi12:39:191:46:278:075:28
8:01
-0:04
25K
15.53 mi12:58:432:05:518:0619:24
8:00
-0:01
30K
18.64 mi13:24:062:31:148:0725:23
8:10
+0:10
20M
20.00 mi13:35:072:42:158:0711:01
8:06
-0:04
21M
21.00 mi13:43:282:50:368:078:21
8:21
+0:15
35K
21.75 mi13:49:192:56:278:075:51
7:49
-0:32
23M
23.00 mi13:59:283:06:368:0710:09
8:06
+0:17
24M
24.00 mi14:07:153:14:238:067:47
7:47
-0:19
40K
24.85 mi14:14:083:21:168:066:53
8:03
+0:16
25.2M
25.20 mi14:16:573:24:058:062:49
8:10
+0:07
Finish
26.22 mi14:24:193:31:278:047:22
7:14
-0:56

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

7:14 /mi

Average Pace

8:04 /mi

Slowest Pace

8:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

21:00

10% of race

Time at Steady Pace

3:10:27

90% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:04 /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 mi11:18:2925:378:1525:37
8:15
#15769
10K
6.21 mi11:43:3850:468:1025:09
8:06
#15621
15K
9.32 mi12:08:451:15:538:0825:07
8:05
#15431
20K
12.43 mi12:33:511:40:598:0825:06
8:05
#15061
Half
13.11 mi12:39:191:46:278:075:28
8:01
#15012
25K
15.53 mi12:58:432:05:518:0619:24
8:00
#14657
30K
18.64 mi13:24:062:31:148:0725:23
8:10
#14195
20M
20.00 mi13:35:072:42:158:0711:01
8:06
#13931
21M
21.00 mi13:43:282:50:368:078:21
8:21
#13637
35K
21.75 mi13:49:192:56:278:075:51
7:49
#13512
23M
23.00 mi13:59:283:06:368:0710:09
8:06
#13299
24M
24.00 mi14:07:153:14:238:067:47
7:47
#13116
40K
24.85 mi14:14:083:21:168:066:53
8:03
#13001
25.2M
25.20 mi14:16:573:24:058:062:49
8:10
#12910
Finish
26.22 mi14:24:193:31:278:047:22
7:14
#12658
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi157695129512915061(Top 57%)4705(Top 41%)4705(Top 96%)
10K6.21 mi3.10 mi15621+1485045+845045+8415489(Top 58%)4952(Top 43%)4952(Top 101%)
15K9.32 mi3.11 mi15431+1904931+1144931+11415061(Top 57%)4705(Top 41%)4705(Top 96%)
20K12.43 mi3.11 mi15061+3704719+2124719+21214091(Top 53%)4154(Top 36%)4154(Top 85%)
Half13.11 mi0.68 mi15012+494690+294690+2914481(Top 54%)4350(Top 38%)4350(Top 89%)
25K15.53 mi2.42 mi14657+3554498+1924498+19212766(Top 48%)3500(Top 31%)3500(Top 72%)
30K18.64 mi3.11 mi14195+4624258+2404258+24012146(Top 46%)3271(Top 29%)3271(Top 67%)
20M20.00 mi1.36 mi13931+2644116+1424116+14211106(Top 42%)2795(Top 24%)2795(Top 57%)
21M21.00 mi1.00 mi13637+2943953+1633953+1639580(Top 36%)2194(Top 19%)2194(Top 45%)
35K21.75 mi0.75 mi13512+1253892+613892+6110864(Top 41%)2816(Top 25%)2816(Top 58%)
23M23.00 mi1.25 mi13299+2133798+943798+9410548(Top 40%)2797(Top 24%)2797(Top 57%)
24M24.00 mi1.00 mi13116+1833719+793719+799720(Top 37%)2469(Top 22%)2469(Top 51%)
40K24.85 mi0.85 mi13001+1153678+413678+4110415(Top 39%)2857(Top 25%)2857(Top 58%)
25.2M25.20 mi0.35 mi12910+913629+493629+497629(Top 29%)1699(Top 15%)1699(Top 35%)
Finish26.22 mi1.02 mi12658+2523496+1333496+1336668(Top 25%)1319(Top 12%)1319(Top 27%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21stories
+97ft-345ft

Overall

15061

Females

4705

F18-39

4705

5K→10K

3.1 - 6.2 mi

Top 58%
×5stories
+79ft-138ft

Overall

15489

Females

4952

F18-39

4952

10K→15K

6.2 - 9.3 mi

Top 57%
×3stories
+67ft-78ft

Overall

15061

Females

4705

F18-39

4705

15K→20K

9.3 - 12.4 mi

Top 53%
×5stories
+106ft-86ft

Overall

14091

Females

4154

F18-39

4154

20K→Half

12.4 - 13.1 mi

Top 54%
×2stories
+19ft-37ft

Overall

14481

Females

4350

F18-39

4350

Half→25K

13.1 - 15.5 mi

Top 48%
×4stories
+66ft-88ft

Overall

12766

Females

3500

F18-39

3500

25K→30K

15.5 - 18.6 mi

Top 46%
×9stories
+181ft-148ft

Overall

12146

Females

3271

F18-39

3271

30K→20M

18.6 - 20.0 mi

Top 42%
×5stories
+64ft-50ft

Overall

11106

Females

2795

F18-39

2795

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

9580

Females

2194

F18-39

2194

21M→35K

21.0 - 21.8 mi

Top 41%
×7stories
+17ft-86ft

Overall

10864

Females

2816

F18-39

2816

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

10548

Females

2797

F18-39

2797

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

9720

Females

2469

F18-39

2469

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

10415

Females

2857

F18-39

2857

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

7629

Females

1699

F18-39

1699

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

6668

Females

1319

F18-39

1319

Passing Analysis

Category:
Athletes Passed
3564
Passed By
453
Net Change
+3111
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15769
5K → 10K379231+148#15769#15621
10K → 15K28999+190#15621#15431
15K → 20K40838+370#15431#15061
20K → Half6112+49#15061#15012
Half → 25K3649+355#15012#14657
25K → 30K47715+462#14657#14195
30K → 20M2695+264#14195#13931
20M → 21M2995+294#13931#13637
21M → 35K1338+125#13637#13512
35K → 23M22411+213#13512#13299
23M → 24M19411+183#13299#13116
24M → 40K1238+115#13116#13001
40K → 25.2M921+91#13001#12910
25.2M → Finish2520+252#12910#12658
TOTALS3564453+3111
📊

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