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BOSTON MARATHON 2023

Mary-Ellen Wilderman-Hay

Bib: 22860•F

BC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F55-59)
#0 / 815
Top 35%
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
8:44/mi
27:07
↑ 97↓ 3451.5%
10K· 6.21 mi
8:45/mi
54:19
↑ 79↓ 1380.4%
15K· 9.32 mi
8:52/mi
1:21:51
↑ 67↓ 78
20K· 12.43 mi
8:53/mi
1:49:28
↑ 106↓ 860.1%
Half· 13.11 mi
8:52/mi
1:55:31
↑ 19↓ 370.5%
25K· 15.53 mi
8:55/mi
2:17:08
↑ 66↓ 880.2%
30K· 18.64 mi
9:09/mi
2:45:33
↑ 181↓ 1480.2%
20M
9:10/mi
2:58:00
↑ 64↓ 500.2%
21M
9:49/mi
3:07:49
↑ 106↓ 241.6%
35K· 21.75 mi
9:00/mi
3:14:33
↑ 17↓ 861.7%
23M
9:10/mi
3:26:02
↑ 23↓ 630.6%
24M
8:57/mi
3:34:59
↓ 821.3%
40K· 24.85 mi
9:10/mi
3:42:49
↓ 200.3%
25.2M
9:54/mi
3:46:14
↑ 13↓ 160.2%
Finish· 26.22 mi
9:13/mi
3:55:38
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:31
Pace8:49 /mi
2nd Half
Distance13.11 mi
Time2:00:07
Pace9:10 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:1027:078:4427:07
8:44
-
10K
6.21 mi11:48:2254:198:4427:12
8:45
+0:01
15K
9.32 mi12:15:541:21:518:4727:32
8:52
+0:07
20K
12.43 mi12:43:311:49:288:4927:37
8:53
+0:01
Half
13.11 mi12:49:341:55:318:496:03
8:52
-0:01
25K
15.53 mi13:11:112:17:088:5021:37
8:55
+0:03
30K
18.64 mi13:39:362:45:338:5328:25
9:09
+0:14
20M
20.00 mi13:52:032:58:008:5412:27
9:10
+0:01
21M
21.00 mi14:01:523:07:498:579:49
9:49
+0:39
35K
21.75 mi14:08:363:14:338:576:44
9:00
-0:49
23M
23.00 mi14:20:053:26:028:5711:29
9:10
+0:10
24M
24.00 mi14:29:023:34:598:578:57
8:57
-0:13
40K
24.85 mi14:36:523:42:498:587:50
9:10
+0:13
25.2M
25.20 mi14:40:173:46:148:593:25
9:54
+0:44
Finish
26.22 mi14:49:413:55:389:009:24
9:13
-0:41

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

8:44 /mi

Average Pace

9:00 /mi

Slowest Pace

9:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:42:24

94% of race

Time at Steady Pace

13:14

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:59 /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 mi11:21:1027:078:4427:07
8:44
#19066
10K
6.21 mi11:48:2254:198:4427:12
8:45
#19361
15K
9.32 mi12:15:541:21:518:4727:32
8:52
#19510
20K
12.43 mi12:43:311:49:288:4927:37
8:53
#19364
Half
13.11 mi12:49:341:55:318:496:03
8:52
#19387
25K
15.53 mi13:11:112:17:088:5021:37
8:55
#19245
30K
18.64 mi13:39:362:45:338:5328:25
9:09
#19008
20M
20.00 mi13:52:032:58:008:5412:27
9:10
#18867
21M
21.00 mi14:01:523:07:498:579:49
9:49
#18759
35K
21.75 mi14:08:363:14:338:576:44
9:00
#18728
23M
23.00 mi14:20:053:26:028:5711:29
9:10
#18609
24M
24.00 mi14:29:023:34:598:578:57
8:57
#18534
40K
24.85 mi14:36:523:42:498:587:50
9:10
#18476
25.2M
25.20 mi14:40:173:46:148:593:25
9:54
#18451
Finish
26.22 mi14:49:413:55:389:009:24
9:13
#18489
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi190667240724019853(Top 75%)7602(Top 67%)7602(Top 933%)
10K6.21 mi3.10 mi19361-2957378-1387378-13819706(Top 74%)7514(Top 66%)7514(Top 922%)
15K9.32 mi3.11 mi19510-1497452-747452-7419853(Top 75%)7602(Top 67%)7602(Top 933%)
20K12.43 mi3.11 mi19364+1467347+1057347+10519161(Top 72%)7189(Top 63%)7189(Top 882%)
Half13.11 mi0.68 mi19387-237361-147361-1419848(Top 75%)7573(Top 66%)7573(Top 929%)
25K15.53 mi2.42 mi19245+1427265+967265+9618550(Top 70%)6882(Top 60%)6882(Top 844%)
30K18.64 mi3.11 mi19008+2377143+1227143+12217920(Top 67%)6605(Top 58%)6605(Top 810%)
20M20.00 mi1.36 mi18867+1417081+627081+6217392(Top 65%)6391(Top 56%)6391(Top 784%)
21M21.00 mi1.00 mi18759+1087027+547027+5417342(Top 65%)6399(Top 56%)6399(Top 785%)
35K21.75 mi0.75 mi18728+317014+137014+1317936(Top 67%)6804(Top 60%)6804(Top 835%)
23M23.00 mi1.25 mi18609+1196954+606954+6016936(Top 64%)6262(Top 55%)6262(Top 768%)
24M24.00 mi1.00 mi18534+756924+306924+3017024(Top 64%)6374(Top 56%)6374(Top 782%)
40K24.85 mi0.85 mi18476+586905+196905+1916954(Top 64%)6378(Top 56%)6378(Top 783%)
25.2M25.20 mi0.35 mi18451+256898+76898+717076(Top 64%)6468(Top 57%)6468(Top 794%)
Finish26.22 mi1.02 mi18489-386927-296927-2919041(Top 72%)7457(Top 65%)7457(Top 915%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21story building
+97ft-345ft

Overall

19853

Females

7602

F55-59

7602

5K→10K

3.1 - 6.2 mi

Top 74%
×5story building
+79ft-138ft

Overall

19706

Females

7514

F55-59

7514

10K→15K

6.2 - 9.3 mi

Top 75%
×3story building
+67ft-78ft

Overall

19853

Females

7602

F55-59

7602

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

19161

Females

7189

F55-59

7189

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

19848

Females

7573

F55-59

7573

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

18550

Females

6882

F55-59

6882

25K→30K

15.5 - 18.6 mi

Top 67%
×9story building
+181ft-148ft

Overall

17920

Females

6605

F55-59

6605

30K→20M

18.6 - 20.0 mi

Top 65%
×5story building
+64ft-50ft

Overall

17392

Females

6391

F55-59

6391

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

17342

Females

6399

F55-59

6399

21M→35K

21.0 - 21.8 mi

Top 67%
×7story building
+17ft-86ft

Overall

17936

Females

6804

F55-59

6804

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

16936

Females

6262

F55-59

6262

23M→24M

23.0 - 24.0 mi

Top 64%
×6story building
+12ft-82ft

Overall

17024

Females

6374

F55-59

6374

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

16954

Females

6378

F55-59

6378

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

17076

Females

6468

F55-59

6468

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2story building
+22ft-21ft

Overall

19041

Females

7457

F55-59

7457

Passing Analysis

Category:
Athletes Passed
1827
Passed By
1250
Net Change
+577
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19066
5K → 10K208503-295#19066#19361
10K → 15K120269-149#19361#19510
15K → 20K23185+146#19510#19364
20K → Half1841-23#19364#19387
Half → 25K19654+142#19387#19245
25K → 30K30366+237#19245#19008
30K → 20M16019+141#19008#18867
20M → 21M13628+108#18867#18759
21M → 35K6130+31#18759#18728
35K → 23M14425+119#18728#18609
23M → 24M9419+75#18609#18534
24M → 40K8325+58#18534#18476
40K → 25.2M3510+25#18476#18451
25.2M → Finish3876-38#18451#18489
TOTALS18271250+577
📊

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