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BOSTON MARATHON 2023

Debbie Macdonald

Bib: 16450•F

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 49%
Masters (Masters Women)
#0 / 6539
Top 39%
Division (F60-64)
#0 / 527
Top 10%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:23
Rank: #19544
Start → 5K
27:23 | 8:49/mi
10K· 6.21 mi
54:01
Rank: #19069 (+475)
5K → 10K
26:38 | 8:34/mi
15K· 9.32 mi
1:20:33
Rank: #18707 (+362)
10K → 15K
26:32 | 8:32/mi
20K· 12.43 mi
1:47:17
Rank: #18399 (+308)
15K → 20K
26:44 | 8:36/mi
Half· 13.11 mi
1:53:06
Rank: #18366 (+33)
20K → Half
5:49 | 8:32/mi
25K· 15.53 mi
2:13:50
Rank: #18046 (+320)
Half → 25K
20:44 | 8:33/mi
30K· 18.64 mi
2:40:52
Rank: #17541 (+505)
25K → 30K
27:02 | 8:42/mi
20M
2:52:37
Rank: #17305 (+236)
30K → 20M
11:45 | 8:39/mi
21M
3:01:33
Rank: #17069 (+236)
20M → 21M
8:56 | 8:56/mi
35K· 21.75 mi
3:07:46
Rank: #16958 (+111)
21M → 35K
6:13 | 8:19/mi
23M
3:18:24
Rank: #16739 (+219)
35K → 23M
10:38 | 8:30/mi
24M
3:26:40
Rank: #16575 (+164)
23M → 24M
8:16 | 8:16/mi
40K· 24.85 mi
3:33:48
Rank: #16398 (+177)
24M → 40K
7:08 | 8:21/mi
25.2M
3:36:52
Rank: #16323 (+75)
40K → 25.2M
3:04 | 8:54/mi
Finish· 26.22 mi
3:45:04
Rank: #16198 (+125)
25.2M → Finish
8:12 | 8:03/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:53:06
Pace8:38 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:51:58
Pace8:32 /mi
📊Negative Split: 1.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:5627:238:4927:23
8:49
-
10K
6.21 mi11:44:3454:018:4226:38
8:34
-0:15
15K
9.32 mi12:11:061:20:338:3926:32
8:32
-0:02
20K
12.43 mi12:37:501:47:178:3826:44
8:36
+0:04
Half
13.11 mi12:43:391:53:068:385:49
8:32
-0:04
25K
15.53 mi13:04:232:13:508:3720:44
8:33
+0:01
30K
18.64 mi13:31:252:40:528:3827:02
8:42
+0:09
20M
20.00 mi13:43:102:52:378:3811:45
8:39
-0:03
21M
21.00 mi13:52:063:01:338:398:56
8:56
+0:17
35K
21.75 mi13:58:193:07:468:386:13
8:19
-0:37
23M
23.00 mi14:08:573:18:248:3810:38
8:30
+0:11
24M
24.00 mi14:17:133:26:408:378:16
8:16
-0:14
40K
24.85 mi14:24:213:33:488:367:08
8:21
+0:05
25.2M
25.20 mi14:27:253:36:528:363:04
8:54
+0:33
Finish
26.22 mi14:35:373:45:048:358:12
8:03
-0:51

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

8:03 /mi

Average Pace

8:35 /mi

Slowest Pace

8:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:33:04

95% of race

Time at Steady Pace

12:00

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:35 /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 mi11:17:5627:238:4927:23
8:49
#19544
10K
6.21 mi11:44:3454:018:4226:38
8:34
#19069
15K
9.32 mi12:11:061:20:338:3926:32
8:32
#18707
20K
12.43 mi12:37:501:47:178:3826:44
8:36
#18399
Half
13.11 mi12:43:391:53:068:385:49
8:32
#18366
25K
15.53 mi13:04:232:13:508:3720:44
8:33
#18046
30K
18.64 mi13:31:252:40:528:3827:02
8:42
#17541
20M
20.00 mi13:43:102:52:378:3811:45
8:39
#17305
21M
21.00 mi13:52:063:01:338:398:56
8:56
#17069
35K
21.75 mi13:58:193:07:468:386:13
8:19
#16958
23M
23.00 mi14:08:573:18:248:3810:38
8:30
#16739
24M
24.00 mi14:17:133:26:408:378:16
8:16
#16575
40K
24.85 mi14:24:213:33:488:367:08
8:21
#16398
25.2M
25.20 mi14:27:253:36:528:363:04
8:54
#16323
Finish
26.22 mi14:35:373:45:048:358:12
8:03
#16198
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi195447541754118078(Top 68%)6550(Top 57%)6550(Top 1243%)
10K6.21 mi3.10 mi19069+4757195+3467195+34618678(Top 70%)6883(Top 60%)6883(Top 1306%)
15K9.32 mi3.11 mi18707+3626946+2496946+24918078(Top 68%)6550(Top 57%)6550(Top 1243%)
20K12.43 mi3.11 mi18399+3086751+1956751+19517523(Top 66%)6240(Top 55%)6240(Top 1184%)
Half13.11 mi0.68 mi18366+336724+276724+2717848(Top 67%)6377(Top 56%)6377(Top 1210%)
25K15.53 mi2.42 mi18046+3206560+1646560+16416502(Top 62%)5721(Top 50%)5721(Top 1086%)
30K18.64 mi3.11 mi17541+5056282+2786282+27815525(Top 58%)5231(Top 46%)5231(Top 993%)
20M20.00 mi1.36 mi17305+2366159+1236159+12314587(Top 55%)4765(Top 42%)4765(Top 904%)
21M21.00 mi1.00 mi17069+2366031+1286031+12813072(Top 49%)3993(Top 35%)3993(Top 758%)
35K21.75 mi0.75 mi16958+1115963+685963+6814212(Top 53%)4692(Top 41%)4692(Top 890%)
23M23.00 mi1.25 mi16739+2195868+955868+9513219(Top 50%)4204(Top 37%)4204(Top 798%)
24M24.00 mi1.00 mi16575+1645792+765792+7613107(Top 49%)4196(Top 37%)4196(Top 796%)
40K24.85 mi0.85 mi16398+1775715+775715+7712393(Top 47%)3893(Top 34%)3893(Top 739%)
25.2M25.20 mi0.35 mi16323+755673+425673+4212040(Top 45%)3778(Top 33%)3778(Top 717%)
Finish26.22 mi1.02 mi16198+1255608+655608+6512487(Top 47%)3964(Top 35%)3964(Top 752%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21stories
+97ft-345ft

Overall

18078

Females

6550

F60-64

6550

5K→10K

3.1 - 6.2 mi

Top 70%
×5stories
+79ft-138ft

Overall

18678

Females

6883

F60-64

6883

10K→15K

6.2 - 9.3 mi

Top 68%
×3stories
+67ft-78ft

Overall

18078

Females

6550

F60-64

6550

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

17523

Females

6240

F60-64

6240

20K→Half

12.4 - 13.1 mi

Top 67%
×2stories
+19ft-37ft

Overall

17848

Females

6377

F60-64

6377

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

16502

Females

5721

F60-64

5721

25K→30K

15.5 - 18.6 mi

Top 58%
×9stories
+181ft-148ft

Overall

15525

Females

5231

F60-64

5231

30K→20M

18.6 - 20.0 mi

Top 55%
×5stories
+64ft-50ft

Overall

14587

Females

4765

F60-64

4765

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

13072

Females

3993

F60-64

3993

21M→35K

21.0 - 21.8 mi

Top 53%
×7stories
+17ft-86ft

Overall

14212

Females

4692

F60-64

4692

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

13219

Females

4204

F60-64

4204

23M→24M

23.0 - 24.0 mi

Top 49%
×6stories
+12ft-82ft

Overall

13107

Females

4196

F60-64

4196

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12393

Females

3893

F60-64

3893

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12040

Females

3778

F60-64

3778

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

12487

Females

3964

F60-64

3964

Passing Analysis

Category:
Athletes Passed
3724
Passed By
378
Net Change
+3346
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19544
5K → 10K647172+475#19544#19069
10K → 15K42563+362#19069#18707
15K → 20K35143+308#18707#18399
20K → Half4916+33#18399#18366
Half → 25K33717+320#18366#18046
25K → 30K51914+505#18046#17541
30K → 20M2404+236#17541#17305
20M → 21M2404+236#17305#17069
21M → 35K1187+111#17069#16958
35K → 23M23011+219#16958#16739
23M → 24M1695+164#16739#16575
24M → 40K1825+177#16575#16398
40K → 25.2M827+75#16398#16323
25.2M → Finish13510+125#16323#16198
TOTALS3724378+3346
📊

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