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BOSTON MARATHON 2023

Pamela Mcdonald

Bib: 19767•F

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 47%
Gender (Female)
#0 / 11423
Top 30%
Masters (Masters Women)
#0 / 6539
Top 17%
Division (F40-44)
#0 / 1878
Top 32%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:14
Rank: #14878
Start → 5K
8:07/mi
25:14 split
10K· 6.21 mi
50:06
Rank: #14848 (+30)
5K → 10K
8:00/mi
24:52 split
15K· 9.32 mi
1:14:58
Rank: #14683 (+165)
10K → 15K
8:00/mi
24:52 split
20K· 12.43 mi
1:39:48
Rank: #14330 (+353)
15K → 20K
8:00/mi
24:50 split
Half· 13.11 mi
1:45:14
Rank: #14310 (+20)
20K → Half
7:58/mi
5:26 split
25K· 15.53 mi
2:04:44
Rank: #14089 (+221)
Half → 25K
8:03/mi
19:30 split
30K· 18.64 mi
2:30:11
Rank: #13746 (+343)
25K → 30K
8:11/mi
25:27 split
20M
2:41:26
Rank: #13605 (+141)
30K → 20M
8:17/mi
11:15 split
21M
2:50:00
Rank: #13416 (+189)
20M → 21M
8:34/mi
8:34 split
35K· 21.75 mi
2:55:50
Rank: #13295 (+121)
21M → 35K
7:48/mi
5:50 split
23M
3:05:53
Rank: #13061 (+234)
35K → 23M
8:02/mi
10:03 split
24M
3:13:38
Rank: #12900 (+161)
23M → 24M
7:45/mi
7:45 split
40K· 24.85 mi
3:20:26
Rank: #12771 (+129)
24M → 40K
7:57/mi
6:48 split
25.2M
3:23:21
Rank: #12707 (+64)
40K → 25.2M
8:27/mi
2:55 split
Finish· 26.22 mi
3:31:14
Rank: #12608 (+99)
25.2M → Finish
7:44/mi
7:53 split

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:45:14
Pace8:02 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:46:00
Pace8:05 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:1425:148:0725:14
8:07
-
10K
6.21 mi11:42:0650:068:0424:52
8:00
-0:07
15K
9.32 mi12:06:581:14:588:0324:52
8:00
0:00
20K
12.43 mi12:31:481:39:488:0224:50
8:00
0:00
Half
13.11 mi12:37:141:45:148:025:26
7:58
-0:02
25K
15.53 mi12:56:442:04:448:0219:30
8:03
+0:05
30K
18.64 mi13:22:112:30:118:0325:27
8:11
+0:08
20M
20.00 mi13:33:262:41:268:0411:15
8:17
+0:06
21M
21.00 mi13:42:002:50:008:068:34
8:34
+0:17
35K
21.75 mi13:47:502:55:508:055:50
7:48
-0:46
23M
23.00 mi13:57:533:05:538:0510:03
8:02
+0:14
24M
24.00 mi14:05:383:13:388:047:45
7:45
-0:17
40K
24.85 mi14:12:263:20:268:046:48
7:57
+0:12
25.2M
25.20 mi14:15:213:23:218:042:55
8:27
+0:30
Finish
26.22 mi14:23:143:31:148:047:53
7:44
-0:43

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

7:44 /mi

Average Pace

8:04 /mi

Slowest Pace

8:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:22:40

96% of race

Time at Steady Pace

8:34

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:03 /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 mi11:17:1425:148:0725:14
8:07
#14878
10K
6.21 mi11:42:0650:068:0424:52
8:00
#14848
15K
9.32 mi12:06:581:14:588:0324:52
8:00
#14683
20K
12.43 mi12:31:481:39:488:0224:50
8:00
#14330
Half
13.11 mi12:37:141:45:148:025:26
7:58
#14310
25K
15.53 mi12:56:442:04:448:0219:30
8:03
#14089
30K
18.64 mi13:22:112:30:118:0325:27
8:11
#13746
20M
20.00 mi13:33:262:41:268:0411:15
8:17
#13605
21M
21.00 mi13:42:002:50:008:068:34
8:34
#13416
35K
21.75 mi13:47:502:55:508:055:50
7:48
#13295
23M
23.00 mi13:57:533:05:538:0510:03
8:02
#13061
24M
24.00 mi14:05:383:13:388:047:45
7:45
#12900
40K
24.85 mi14:12:263:20:268:046:48
7:57
#12771
25.2M
25.20 mi14:15:213:23:218:042:55
8:27
#12707
Finish
26.22 mi14:23:143:31:148:047:53
7:44
#12608
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi148784564456414421(Top 54%)4329(Top 38%)4329(Top 231%)
10K6.21 mi3.10 mi14848+304556+84556+814837(Top 56%)4570(Top 40%)4570(Top 243%)
15K9.32 mi3.11 mi14683+1654462+944462+9414421(Top 54%)4329(Top 38%)4329(Top 231%)
20K12.43 mi3.11 mi14330+3534270+1924270+19213371(Top 50%)3743(Top 33%)3743(Top 199%)
Half13.11 mi0.68 mi14310+204264+64264+614084(Top 53%)4115(Top 36%)4115(Top 219%)
25K15.53 mi2.42 mi14089+2214164+1004164+10013100(Top 49%)3684(Top 32%)3684(Top 196%)
30K18.64 mi3.11 mi13746+3433988+1763988+17612297(Top 46%)3358(Top 29%)3358(Top 179%)
20M20.00 mi1.36 mi13605+1413922+663922+6612233(Top 46%)3415(Top 30%)3415(Top 182%)
21M21.00 mi1.00 mi13416+1893826+963826+9610905(Top 41%)2821(Top 25%)2821(Top 150%)
35K21.75 mi0.75 mi13295+1213767+593767+5910708(Top 40%)2742(Top 24%)2742(Top 146%)
23M23.00 mi1.25 mi13061+2343659+1083659+1089979(Top 37%)2511(Top 22%)2511(Top 134%)
24M24.00 mi1.00 mi12900+1613590+693590+699472(Top 36%)2333(Top 20%)2333(Top 124%)
40K24.85 mi0.85 mi12771+1293532+583532+589782(Top 37%)2558(Top 22%)2558(Top 136%)
25.2M25.20 mi0.35 mi12707+643504+283504+289361(Top 35%)2420(Top 21%)2420(Top 129%)
Finish26.22 mi1.02 mi12608+993468+363468+3610246(Top 38%)2823(Top 25%)2823(Top 150%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21story building
+97ft-345ft

Overall

14421

Females

4329

F40-44

4329

5K→10K

3.1 - 6.2 mi

Top 56%
×5story building
+79ft-138ft

Overall

14837

Females

4570

F40-44

4570

10K→15K

6.2 - 9.3 mi

Top 54%
×3story building
+67ft-78ft

Overall

14421

Females

4329

F40-44

4329

15K→20K

9.3 - 12.4 mi

Top 50%
×5story building
+106ft-86ft

Overall

13371

Females

3743

F40-44

3743

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

14084

Females

4115

F40-44

4115

Half→25K

13.1 - 15.5 mi

Top 49%
×4story building
+66ft-88ft

Overall

13100

Females

3684

F40-44

3684

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

12297

Females

3358

F40-44

3358

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

12233

Females

3415

F40-44

3415

20M→21M

20.0 - 21.0 mi

Top 41%
×8story building
+106ft-24ft

Overall

10905

Females

2821

F40-44

2821

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

10708

Females

2742

F40-44

2742

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

9979

Females

2511

F40-44

2511

23M→24M

23.0 - 24.0 mi

Top 36%
×6story building
+12ft-82ft

Overall

9472

Females

2333

F40-44

2333

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9782

Females

2558

F40-44

2558

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9361

Females

2420

F40-44

2420

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2story building
+22ft-21ft

Overall

10246

Females

2823

F40-44

2823

Passing Analysis

Category:
Athletes Passed
2917
Passed By
647
Net Change
+2270
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14878
5K → 10K309279+30#14878#14848
10K → 15K281116+165#14848#14683
15K → 20K39946+353#14683#14330
20K → Half3818+20#14330#14310
Half → 25K26241+221#14310#14089
25K → 30K38239+343#14089#13746
30K → 20M17332+141#13746#13605
20M → 21M21021+189#13605#13416
21M → 35K1287+121#13416#13295
35K → 23M24410+234#13295#13061
23M → 24M1654+161#13061#12900
24M → 40K1389+129#12900#12771
40K → 25.2M695+64#12771#12707
25.2M → Finish11920+99#12707#12608
TOTALS2917647+2270
📊

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