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BOSTON MARATHON 2023

Marylee Schroeder

Bib: 23530•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 48%
Masters (Masters Women)
#0 / 6539
Top 37%
Division (F55-59)
#0 / 815
Top 14%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:48
Rank: #16193
Start → 5K
25:48 | 8:18/mi
10K· 6.21 mi
51:22
Rank: #16282 (-89)
5K → 10K
25:34 | 8:14/mi
15K· 9.32 mi
1:17:14
Rank: #16429 (-147)
10K → 15K
25:52 | 8:20/mi
20K· 12.43 mi
1:43:30
Rank: #16486 (-57)
15K → 20K
26:16 | 8:27/mi
Half· 13.11 mi
1:49:13
Rank: #16508 (-22)
20K → Half
5:43 | 8:23/mi
25K· 15.53 mi
2:09:37
Rank: #16364 (+144)
Half → 25K
20:24 | 8:25/mi
30K· 18.64 mi
2:36:22
Rank: #16072 (+292)
25K → 30K
26:45 | 8:37/mi
20M
2:48:23
Rank: #16033 (+39)
30K → 20M
12:01 | 8:51/mi
21M
2:57:14
Rank: #15798 (+235)
20M → 21M
8:51 | 8:51/mi
35K· 21.75 mi
3:03:36
Rank: #15763 (+35)
21M → 35K
6:22 | 8:31/mi
23M
3:14:49
Rank: #15739 (+24)
35K → 23M
11:13 | 8:58/mi
24M
3:23:36
Rank: #15767 (-28)
23M → 24M
8:47 | 8:47/mi
40K· 24.85 mi
3:31:27
Rank: #15821 (-54)
24M → 40K
7:51 | 9:11/mi
25.2M
3:34:52
Rank: #15833 (-12)
40K → 25.2M
3:25 | 9:54/mi
Finish· 26.22 mi
3:43:52
Rank: #15901 (-68)
25.2M → Finish
9:00 | 8:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:13
Pace8:20 /mi
2nd Half
Distance13.11 mi
Time1:54:39
Pace8:45 /mi
📊Positive Split: 5.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:2825:488:1825:48
8:18
-
10K
6.21 mi11:47:0251:228:1625:34
8:14
-0:04
15K
9.32 mi12:12:541:17:148:1725:52
8:20
+0:06
20K
12.43 mi12:39:101:43:308:2026:16
8:27
+0:07
Half
13.11 mi12:44:531:49:138:205:43
8:23
-0:04
25K
15.53 mi13:05:172:09:378:2120:24
8:25
+0:02
30K
18.64 mi13:32:022:36:228:2326:45
8:37
+0:12
20M
20.00 mi13:44:032:48:238:2512:01
8:51
+0:14
21M
21.00 mi13:52:542:57:148:268:51
8:51
0:00
35K
21.75 mi13:59:163:03:368:276:22
8:31
-0:20
23M
23.00 mi14:10:293:14:498:2811:13
8:58
+0:27
24M
24.00 mi14:19:163:23:368:298:47
8:47
-0:11
40K
24.85 mi14:27:073:31:278:307:51
9:11
+0:24
25.2M
25.20 mi14:30:323:34:528:323:25
9:54
+0:43
Finish
26.22 mi14:39:323:43:528:339:00
8:50
-1:04

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

8:14 /mi

Average Pace

8:33 /mi

Slowest Pace

9:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:22:57

37% of race

Time at Steady Pace

1:28:34

40% of race

Time at Slower Pace

52:21

23% of race

Average Pace: 8:32 /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 mi11:21:2825:488:1825:48
8:18
#16193
10K
6.21 mi11:47:0251:228:1625:34
8:14
#16282
15K
9.32 mi12:12:541:17:148:1725:52
8:20
#16429
20K
12.43 mi12:39:101:43:308:2026:16
8:27
#16486
Half
13.11 mi12:44:531:49:138:205:43
8:23
#16508
25K
15.53 mi13:05:172:09:378:2120:24
8:25
#16364
30K
18.64 mi13:32:022:36:228:2326:45
8:37
#16072
20M
20.00 mi13:44:032:48:238:2512:01
8:51
#16033
21M
21.00 mi13:52:542:57:148:268:51
8:51
#15798
35K
21.75 mi13:59:163:03:368:276:22
8:31
#15763
23M
23.00 mi14:10:293:14:498:2811:13
8:58
#15739
24M
24.00 mi14:19:163:23:368:298:47
8:47
#15767
40K
24.85 mi14:27:073:31:278:307:51
9:11
#15821
25.2M
25.20 mi14:30:323:34:528:323:25
9:54
#15833
Finish
26.22 mi14:39:323:43:528:339:00
8:50
#15901
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi161935403540316704(Top 63%)5732(Top 50%)5732(Top 703%)
10K6.21 mi3.10 mi16282-895446-435446-4316464(Top 62%)5554(Top 49%)5554(Top 681%)
15K9.32 mi3.11 mi16429-1475544-985544-9816704(Top 63%)5732(Top 50%)5732(Top 703%)
20K12.43 mi3.11 mi16486-575601-575601-5716576(Top 62%)5691(Top 50%)5691(Top 698%)
Half13.11 mi0.68 mi16508-225619-185619-1817028(Top 64%)5907(Top 52%)5907(Top 725%)
25K15.53 mi2.42 mi16364+1445552+675552+6715686(Top 59%)5260(Top 46%)5260(Top 645%)
30K18.64 mi3.11 mi16072+2925418+1345418+13414991(Top 56%)4927(Top 43%)4927(Top 605%)
20M20.00 mi1.36 mi16033+395414+45414+415711(Top 59%)5409(Top 47%)5409(Top 664%)
21M21.00 mi1.00 mi15798+2355297+1175297+11712502(Top 47%)3698(Top 32%)3698(Top 454%)
35K21.75 mi0.75 mi15763+355292+55292+515408(Top 58%)5353(Top 47%)5353(Top 657%)
23M23.00 mi1.25 mi15739+245308-165308-1615856(Top 60%)5656(Top 50%)5656(Top 694%)
24M24.00 mi1.00 mi15767-285345-375345-3716120(Top 61%)5870(Top 51%)5870(Top 720%)
40K24.85 mi0.85 mi15821-545376-315376-3117028(Top 64%)6413(Top 56%)6413(Top 787%)
25.2M25.20 mi0.35 mi15833-125386-105386-1017042(Top 64%)6434(Top 56%)6434(Top 789%)
Finish26.22 mi1.02 mi15901-685430-445430-4417214(Top 65%)6491(Top 57%)6491(Top 796%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21stories
+97ft-345ft

Overall

16704

Females

5732

F55-59

5732

5K→10K

3.1 - 6.2 mi

Top 62%
×5stories
+79ft-138ft

Overall

16464

Females

5554

F55-59

5554

10K→15K

6.2 - 9.3 mi

Top 63%
×3stories
+67ft-78ft

Overall

16704

Females

5732

F55-59

5732

15K→20K

9.3 - 12.4 mi

Top 62%
×5stories
+106ft-86ft

Overall

16576

Females

5691

F55-59

5691

20K→Half

12.4 - 13.1 mi

Top 64%
×2stories
+19ft-37ft

Overall

17028

Females

5907

F55-59

5907

Half→25K

13.1 - 15.5 mi

Top 59%
×4stories
+66ft-88ft

Overall

15686

Females

5260

F55-59

5260

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

14991

Females

4927

F55-59

4927

30K→20M

18.6 - 20.0 mi

Top 59%
×5stories
+64ft-50ft

Overall

15711

Females

5409

F55-59

5409

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

12502

Females

3698

F55-59

3698

21M→35K

21.0 - 21.8 mi

Top 58%
×7stories
+17ft-86ft

Overall

15408

Females

5353

F55-59

5353

35K→23M

21.8 - 23.0 mi

Top 60%
×5stories
+23ft-63ft

Overall

15856

Females

5656

F55-59

5656

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

16120

Females

5870

F55-59

5870

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

17028

Females

6413

F55-59

6413

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

17042

Females

6434

F55-59

6434

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2stories
+22ft-21ft

Overall

17214

Females

6491

F55-59

6491

Passing Analysis

Category:
Athletes Passed
1761
Passed By
1469
Net Change
+292
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16193
5K → 10K247336-89#16193#16282
10K → 15K138285-147#16282#16429
15K → 20K148205-57#16429#16486
20K → Half2244-22#16486#16508
Half → 25K21672+144#16508#16364
25K → 30K33947+292#16364#16072
30K → 20M9758+39#16072#16033
20M → 21M2405+235#16033#15798
21M → 35K6833+35#15798#15763
35K → 23M8359+24#15763#15739
23M → 24M6492-28#15739#15767
24M → 40K48102-54#15767#15821
40K → 25.2M2032-12#15821#15833
25.2M → Finish3199-68#15833#15901
TOTALS17611469+292
📊

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