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BOSTON MARATHON 2023

Ann Marie Lander

Bib: 31134•F

PA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
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
10:35/mi
32:54
↑ 97↓ 3451.5%
10K· 6.21 mi
10:50/mi
1:06:32
↑ 79↓ 1380.4%
15K· 9.32 mi
10:37/mi
1:39:32
↑ 67↓ 78
20K· 12.43 mi
11:07/mi
2:14:04
↑ 106↓ 860.1%
Half· 13.11 mi
11:04/mi
2:21:37
↑ 19↓ 370.5%
25K· 15.53 mi
11:51/mi
2:50:21
↑ 66↓ 880.2%
30K· 18.64 mi
13:46/mi
3:33:06
↑ 181↓ 1480.2%
20M
13:18/mi
3:51:11
↑ 64↓ 500.2%
21M
14:55/mi
4:06:06
↑ 106↓ 241.6%
35K· 21.75 mi
15:08/mi
4:17:25
↑ 17↓ 861.7%
23M
12:29/mi
4:33:03
↑ 23↓ 630.6%
24M
12:33/mi
4:45:36
↓ 821.3%
40K· 24.85 mi
13:34/mi
4:57:12
↓ 200.3%
25.2M
14:15/mi
5:02:07
↑ 13↓ 160.2%
Finish· 26.22 mi
11:12/mi
5:13:32
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:21:37
Pace10:48 /mi
2nd Half
Distance13.11 mi
Time2:51:55
Pace13:07 /mi
📊Positive Split: 21.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:2132:5410:3532:54
10:35
-
10K
6.21 mi12:26:591:06:3210:4233:38
10:50
+0:15
15K
9.32 mi12:59:591:39:3210:4133:00
10:37
-0:13
20K
12.43 mi13:34:312:14:0410:4734:32
11:07
+0:30
Half
13.11 mi13:42:042:21:3710:487:33
11:04
-0:03
25K
15.53 mi14:10:482:50:2110:5828:44
11:51
+0:47
30K
18.64 mi14:53:333:33:0611:2642:45
13:46
+1:55
20M
20.00 mi15:11:383:51:1111:3418:05
13:18
-0:28
21M
21.00 mi15:26:334:06:0611:4314:55
14:55
+1:37
35K
21.75 mi15:37:524:17:2511:5011:19
15:08
+0:13
23M
23.00 mi15:53:304:33:0311:5215:38
12:29
-2:39
24M
24.00 mi16:06:034:45:3611:5412:33
12:33
+0:04
40K
24.85 mi16:17:394:57:1211:5711:36
13:34
+1:01
25.2M
25.20 mi16:22:345:02:0711:594:55
14:15
+0:41
Finish
26.22 mi16:33:595:13:3211:5811:25
11:12
-3:03

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

10:35 /mi

Average Pace

11:58 /mi

Slowest Pace

15:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:33:02

49% of race

Time at Steady Pace

56:55

18% of race

Time at Slower Pace

1:43:35

33% of race

Average Pace: 11:57 /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 mi11:53:2132:5410:3532:54
10:35
#24934
10K
6.21 mi12:26:591:06:3210:4233:38
10:50
#25104
15K
9.32 mi12:59:591:39:3210:4133:00
10:37
#24945
20K
12.43 mi13:34:312:14:0410:4734:32
11:07
#24904
Half
13.11 mi13:42:042:21:3710:487:33
11:04
#24913
25K
15.53 mi14:10:482:50:2110:5828:44
11:51
#24960
30K
18.64 mi14:53:333:33:0611:2642:45
13:46
#25255
20M
20.00 mi15:11:383:51:1111:3418:05
13:18
#25290
21M
21.00 mi15:26:334:06:0611:4314:55
14:55
#25331
35K
21.75 mi15:37:524:17:2511:5011:19
15:08
#25422
23M
23.00 mi15:53:304:33:0311:5215:38
12:29
#25397
24M
24.00 mi16:06:034:45:3611:5412:33
12:33
#25395
40K
24.85 mi16:17:394:57:1211:5711:36
13:34
#25398
25.2M
25.20 mi16:22:345:02:0711:594:55
14:15
#25396
Finish
26.22 mi16:33:595:13:3211:5811:25
11:12
#25374
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24934104031040324674(Top 93%)10278(Top 90%)10278(Top 210%)
10K6.21 mi3.10 mi25104-17010495-9210495-9225233(Top 95%)10573(Top 93%)10573(Top 216%)
15K9.32 mi3.11 mi24945+15910405+9010405+9024674(Top 93%)10278(Top 90%)10278(Top 210%)
20K12.43 mi3.11 mi24904+4110403+210403+224771(Top 93%)10349(Top 91%)10349(Top 212%)
Half13.11 mi0.68 mi24913-910411-810411-825040(Top 94%)10521(Top 92%)10521(Top 215%)
25K15.53 mi2.42 mi24960-4710441-3010441-3025036(Top 94%)10534(Top 92%)10534(Top 216%)
30K18.64 mi3.11 mi25255-29510633-19210633-19225890(Top 97%)11045(Top 97%)11045(Top 226%)
20M20.00 mi1.36 mi25290-3510657-2410657-2425422(Top 95%)10815(Top 95%)10815(Top 221%)
21M21.00 mi1.00 mi25331-4110692-3510692-3525685(Top 96%)10944(Top 96%)10944(Top 224%)
35K21.75 mi0.75 mi25422-9110748-5610748-5626431(Top 99%)11339(Top 99%)11339(Top 232%)
23M23.00 mi1.25 mi25397+2510734+1410734+1424580(Top 92%)10431(Top 91%)10431(Top 214%)
24M24.00 mi1.00 mi25395+210737-310737-325107(Top 94%)10736(Top 94%)10736(Top 220%)
40K24.85 mi0.85 mi25398-310741-410741-425398(Top 95%)10866(Top 95%)10866(Top 222%)
25.2M25.20 mi0.35 mi25396+210744-310744-325211(Top 95%)10793(Top 94%)10793(Top 221%)
Finish26.22 mi1.02 mi25374+2210732+1210732+1224309(Top 91%)10309(Top 90%)10309(Top 211%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21story building
+97ft-345ft

Overall

24674

Females

10278

F18-39

10278

5K→10K

3.1 - 6.2 mi

Top 95%
×5story building
+79ft-138ft

Overall

25233

Females

10573

F18-39

10573

10K→15K

6.2 - 9.3 mi

Top 93%
×3story building
+67ft-78ft

Overall

24674

Females

10278

F18-39

10278

15K→20K

9.3 - 12.4 mi

Top 93%
×5story building
+106ft-86ft

Overall

24771

Females

10349

F18-39

10349

20K→Half

12.4 - 13.1 mi

Top 94%
×2story building
+19ft-37ft

Overall

25040

Females

10521

F18-39

10521

Half→25K

13.1 - 15.5 mi

Top 94%
×4story building
+66ft-88ft

Overall

25036

Females

10534

F18-39

10534

25K→30K

15.5 - 18.6 mi

Top 97%
×9story building
+181ft-148ft

Overall

25890

Females

11045

F18-39

11045

30K→20M

18.6 - 20.0 mi

Top 95%
×5story building
+64ft-50ft

Overall

25422

Females

10815

F18-39

10815

20M→21M

20.0 - 21.0 mi

Top 96%
×8story building
+106ft-24ft

Overall

25685

Females

10944

F18-39

10944

21M→35K

21.0 - 21.8 mi

Top 99%
×7story building
+17ft-86ft

Overall

26431

Females

11339

F18-39

11339

35K→23M

21.8 - 23.0 mi

Top 92%
×5story building
+23ft-63ft

Overall

24580

Females

10431

F18-39

10431

23M→24M

23.0 - 24.0 mi

Top 94%
×6story building
+12ft-82ft

Overall

25107

Females

10736

F18-39

10736

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

25398

Females

10866

F18-39

10866

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

25211

Females

10793

F18-39

10793

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

24309

Females

10309

F18-39

10309

Passing Analysis

Category:
Athletes Passed
682
Passed By
1122
Net Change
-440
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24934
5K → 10K111281-170#24934#25104
10K → 15K20748+159#25104#24945
15K → 20K12483+41#24945#24904
20K → Half1322-9#24904#24913
Half → 25K55102-47#24913#24960
25K → 30K15310-295#24960#25255
30K → 20M2156-35#25255#25290
20M → 21M1455-41#25290#25331
21M → 35K697-91#25331#25422
35K → 23M4217+25#25422#25397
23M → 24M2018+2#25397#25395
24M → 40K1619-3#25395#25398
40K → 25.2M86+2#25398#25396
25.2M → Finish308+22#25396#25374
TOTALS6821122-440
📊

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