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BOSTON MARATHON 2023

Elizabeth Lombardo

Bib: 10665•F

MA

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

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
7:02/mi
21:51
↑ 97↓ 3451.5%
10K· 6.21 mi
6:56/mi
43:23
↑ 79↓ 1380.4%
15K· 9.32 mi
6:58/mi
1:05:03
↑ 67↓ 78
20K· 12.43 mi
7:06/mi
1:27:06
↑ 106↓ 860.1%
Half· 13.11 mi
7:02/mi
1:31:54
↑ 19↓ 370.5%
25K· 15.53 mi
7:24/mi
1:49:50
↑ 66↓ 880.2%
30K· 18.64 mi
7:48/mi
2:14:03
↑ 181↓ 1480.2%
20M
7:41/mi
2:24:30
↑ 64↓ 500.2%
21M
8:23/mi
2:32:53
↑ 106↓ 241.6%
35K· 21.75 mi
7:32/mi
2:38:31
↑ 17↓ 861.7%
23M
7:43/mi
2:48:11
↑ 23↓ 630.6%
24M
7:44/mi
2:55:55
↓ 821.3%
40K· 24.85 mi
7:42/mi
3:02:30
↓ 200.3%
25.2M
8:07/mi
3:05:18
↑ 13↓ 160.2%
Finish· 26.22 mi
7:02/mi
3:12:28
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:54
Pace7:01 /mi
2nd Half
Distance13.11 mi
Time1:40:34
Pace7:40 /mi
📊Positive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:5921:517:0221:51
7:02
-
10K
6.21 mi11:10:3143:236:5921:32
6:56
-0:06
15K
9.32 mi11:32:111:05:036:5921:40
6:58
+0:02
20K
12.43 mi11:54:141:27:067:0122:03
7:06
+0:08
Half
13.11 mi11:59:021:31:547:014:48
7:02
-0:04
25K
15.53 mi12:16:581:49:507:0417:56
7:24
+0:22
30K
18.64 mi12:41:112:14:037:1124:13
7:48
+0:24
20M
20.00 mi12:51:382:24:307:1310:27
7:41
-0:07
21M
21.00 mi13:00:012:32:537:178:23
8:23
+0:42
35K
21.75 mi13:05:392:38:317:175:38
7:32
-0:51
23M
23.00 mi13:15:192:48:117:199:40
7:43
+0:11
24M
24.00 mi13:23:032:55:557:207:44
7:44
+0:01
40K
24.85 mi13:29:383:02:307:216:35
7:42
-0:02
25.2M
25.20 mi13:32:263:05:187:212:48
8:07
+0:25
Finish
26.22 mi13:39:363:12:287:217:10
7:02
-1:05

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

7:21 /mi

Slowest Pace

8:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:04

51% of race

Time at Steady Pace

58:00

30% of race

Time at Slower Pace

35:24

18% of race

Average Pace: 7:20 /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 mi10:48:5921:517:0221:51
7:02
#6471
10K
6.21 mi11:10:3143:236:5921:32
6:56
#6407
15K
9.32 mi11:32:111:05:036:5921:40
6:58
#6377
20K
12.43 mi11:54:141:27:067:0122:03
7:06
#6413
Half
13.11 mi11:59:021:31:547:014:48
7:02
#6418
25K
15.53 mi12:16:581:49:507:0417:56
7:24
#6619
30K
18.64 mi12:41:112:14:037:1124:13
7:48
#6945
20M
20.00 mi12:51:382:24:307:1310:27
7:41
#6975
21M
21.00 mi13:00:012:32:537:178:23
8:23
#7046
35K
21.75 mi13:05:392:38:317:175:38
7:32
#7097
23M
23.00 mi13:15:192:48:117:199:40
7:43
#7083
24M
24.00 mi13:23:032:55:557:207:44
7:44
#7160
40K
24.85 mi13:29:383:02:307:216:35
7:42
#7140
25.2M
25.20 mi13:32:263:05:187:212:48
8:07
#7138
Finish
26.22 mi13:39:363:12:287:217:10
7:02
#7009
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi64716016016410(Top 24%)622(Top 5%)622(Top 13%)
10K6.21 mi3.10 mi6407+64604-3604-36373(Top 24%)611(Top 5%)611(Top 13%)
15K9.32 mi3.11 mi6377+30600+4600+46410(Top 24%)622(Top 5%)622(Top 13%)
20K12.43 mi3.11 mi6413-36611-11611-116551(Top 25%)669(Top 6%)669(Top 14%)
Half13.11 mi0.68 mi6418-5613-2613-26825(Top 26%)722(Top 6%)722(Top 15%)
25K15.53 mi2.42 mi6619-201665-52665-528002(Top 30%)1182(Top 10%)1182(Top 24%)
30K18.64 mi3.11 mi6945-326768-103768-1039321(Top 35%)1841(Top 16%)1841(Top 38%)
20M20.00 mi1.36 mi6975-30777-9777-98117(Top 30%)1438(Top 13%)1438(Top 29%)
21M21.00 mi1.00 mi7046-71811-34811-349747(Top 37%)2256(Top 20%)2256(Top 46%)
35K21.75 mi0.75 mi7097-51836-25836-258746(Top 33%)1779(Top 16%)1779(Top 36%)
23M23.00 mi1.25 mi7083+14868-32868-327869(Top 30%)1516(Top 13%)1516(Top 31%)
24M24.00 mi1.00 mi7160-77908-40908-409312(Top 35%)2242(Top 20%)2242(Top 46%)
40K24.85 mi0.85 mi7140+20918-10918-107997(Top 30%)1735(Top 15%)1735(Top 36%)
25.2M25.20 mi0.35 mi7138+2927-9927-97253(Top 27%)1497(Top 13%)1497(Top 31%)
Finish26.22 mi1.02 mi7009+129914+13914+135430(Top 20%)877(Top 8%)877(Top 18%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21story building
+97ft-345ft

Overall

6410

Females

622

F18-39

622

5K→10K

3.1 - 6.2 mi

Top 24%
×5story building
+79ft-138ft

Overall

6373

Females

611

F18-39

611

10K→15K

6.2 - 9.3 mi

Top 24%
×3story building
+67ft-78ft

Overall

6410

Females

622

F18-39

622

15K→20K

9.3 - 12.4 mi

Top 25%
×5story building
+106ft-86ft

Overall

6551

Females

669

F18-39

669

20K→Half

12.4 - 13.1 mi

Top 26%
×2story building
+19ft-37ft

Overall

6825

Females

722

F18-39

722

Half→25K

13.1 - 15.5 mi

Top 30%
×4story building
+66ft-88ft

Overall

8002

Females

1182

F18-39

1182

25K→30K

15.5 - 18.6 mi

Top 35%
×9story building
+181ft-148ft

Overall

9321

Females

1841

F18-39

1841

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

8117

Females

1438

F18-39

1438

20M→21M

20.0 - 21.0 mi

Top 37%
×8story building
+106ft-24ft

Overall

9747

Females

2256

F18-39

2256

21M→35K

21.0 - 21.8 mi

Top 33%
×7story building
+17ft-86ft

Overall

8746

Females

1779

F18-39

1779

35K→23M

21.8 - 23.0 mi

Top 30%
×5story building
+23ft-63ft

Overall

7869

Females

1516

F18-39

1516

23M→24M

23.0 - 24.0 mi

Top 35%
×6story building
+12ft-82ft

Overall

9312

Females

2242

F18-39

2242

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

7997

Females

1735

F18-39

1735

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7253

Females

1497

F18-39

1497

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2story building
+22ft-21ft

Overall

5430

Females

877

F18-39

877

Passing Analysis

Category:
Athletes Passed
994
Passed By
1532
Net Change
-538
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6471
5K → 10K224160+64#6471#6407
10K → 15K131101+30#6407#6377
15K → 20K90126-36#6377#6413
20K → Half1419-5#6413#6418
Half → 25K31232-201#6418#6619
25K → 30K41367-326#6619#6945
30K → 20M4474-30#6945#6975
20M → 21M44115-71#6975#7046
21M → 35K2273-51#7046#7097
35K → 23M9682+14#7097#7083
23M → 24M33110-77#7083#7160
24M → 40K5737+20#7160#7140
40K → 25.2M2725+2#7140#7138
25.2M → Finish14011+129#7138#7009
TOTALS9941532-538
📊

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