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BOSTON MARATHON 2023

Amanda Burnham

MA

Bib: 29320 F

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

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
10:34/mi
32:51
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:34/mi
1:02:33
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
9:31/mi
1:32:08
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
10:03/mi
2:03:22
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
9:21/mi
2:09:45
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:44/mi
2:33:22
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:14/mi
3:05:11
↑ 181↓ 1480.2%
138 ft elev
20M
10:17/mi
3:19:09
↑ 64↓ 500.2%
148 ft elev
21M
10:35/mi
3:29:44
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:07/mi
3:37:18
↑ 17↓ 861.7%
156 ft elev
23M
10:13/mi
3:50:05
↑ 23↓ 630.6%
116 ft elev
24M
10:06/mi
4:00:11
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:18/mi
4:08:59
↓ 200.3%
20 ft elev
25.2M
11:01/mi
4:12:47
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:49/mi
4:22:47
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:45
Pace9:54 /mi
2nd Half
Distance13.11 mi
Time2:13:02
Pace10:09 /mi
📊Positive Split: 2.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:4032:5110:3432:51
10:34
-
10K
6.21 mi12:20:221:02:3310:0429:42
9:34
-1:00
15K
9.32 mi12:49:571:32:089:5329:35
9:31
-0:03
20K
12.43 mi13:21:112:03:229:5631:14
10:03
+0:32
Half
13.11 mi13:27:342:09:459:546:23
9:21
-0:42
25K
15.53 mi13:51:112:33:229:5223:37
9:44
+0:23
30K
18.64 mi14:23:003:05:119:5631:49
10:14
+0:30
20M
20.00 mi14:36:583:19:099:5713:58
10:17
+0:03
21M
21.00 mi14:47:333:29:449:5910:35
10:35
+0:18
35K
21.75 mi14:55:073:37:1810:007:34
10:07
-0:28
23M
23.00 mi15:07:543:50:0510:0012:47
10:13
+0:06
24M
24.00 mi15:18:004:00:1110:0010:06
10:06
-0:07
40K
24.85 mi15:26:484:08:5910:018:48
10:18
+0:12
25.2M
25.20 mi15:30:364:12:4710:023:48
11:01
+0:43
Finish
26.22 mi15:40:364:22:4710:0210:00
9:49
-1:12

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

9:21 /mi

Average Pace

10:02 /mi

Slowest Pace

11:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:26:45

79% of race

Time at Steady Pace

56:02

21% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:01 /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 mi11:50:4032:5110:3432:51
10:34
#24885
10K
6.21 mi12:20:221:02:3310:0429:42
9:34
#23769
15K
9.32 mi12:49:571:32:089:5329:35
9:31
#23331
20K
12.43 mi13:21:112:03:229:5631:14
10:03
#23274
Half
13.11 mi13:27:342:09:459:546:23
9:21
#23180
25K
15.53 mi13:51:112:33:229:5223:37
9:44
#22906
30K
18.64 mi14:23:003:05:119:5631:49
10:14
#22645
20M
20.00 mi14:36:583:19:099:5713:58
10:17
#22543
21M
21.00 mi14:47:333:29:449:5910:35
10:35
#22388
35K
21.75 mi14:55:073:37:1810:007:34
10:07
#22355
23M
23.00 mi15:07:543:50:0510:0012:47
10:13
#22260
24M
24.00 mi15:18:004:00:1110:0010:06
10:06
#22199
40K
24.85 mi15:26:484:08:5910:018:48
10:18
#22147
25.2M
25.20 mi15:30:364:12:4710:023:48
11:01
#22120
Finish
26.22 mi15:40:364:22:4710:0210:00
9:49
#22090
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi24885103771037722322(Top 84%)8972(Top 79%)8972(Top 478%)
10K6.21 mi3.10 mi23769+11169767+6109767+61022688(Top 85%)9185(Top 80%)9185(Top 489%)
15K9.32 mi3.11 mi23331+4389520+2479520+24722322(Top 84%)8972(Top 79%)8972(Top 478%)
20K12.43 mi3.11 mi23274+579497+239497+2323027(Top 86%)9358(Top 82%)9358(Top 498%)
Half13.11 mi0.68 mi23180+949444+539444+5321724(Top 82%)8649(Top 76%)8649(Top 461%)
25K15.53 mi2.42 mi22906+2749312+1329312+13221593(Top 81%)8614(Top 75%)8614(Top 459%)
30K18.64 mi3.11 mi22645+2619204+1089204+10821636(Top 81%)8704(Top 76%)8704(Top 463%)
20M20.00 mi1.36 mi22543+1029160+449160+4421228(Top 80%)8539(Top 75%)8539(Top 455%)
21M21.00 mi1.00 mi22388+1559081+799081+7919871(Top 75%)7861(Top 69%)7861(Top 419%)
35K21.75 mi0.75 mi22355+339071+109071+1021609(Top 81%)8833(Top 77%)8833(Top 470%)
23M23.00 mi1.25 mi22260+959017+549017+5420625(Top 77%)8310(Top 73%)8310(Top 442%)
24M24.00 mi1.00 mi22199+618989+288989+2821085(Top 79%)8602(Top 75%)8602(Top 458%)
40K24.85 mi0.85 mi22147+528966+238966+2320741(Top 78%)8468(Top 74%)8468(Top 451%)
25.2M25.20 mi0.35 mi22120+278961+58961+520555(Top 77%)8357(Top 73%)8357(Top 445%)
Finish26.22 mi1.02 mi22090+308957+48957+421218(Top 80%)8675(Top 76%)8675(Top 462%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

22322

Females

8972

F40-44

8972

5K→10K

3.1 - 6.2 mi

Top 85%
×5story building
+79ft-138ft

Overall

22688

Females

9185

F40-44

9185

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

22322

Females

8972

F40-44

8972

15K→20K

9.3 - 12.4 mi

Top 86%
×5story building
+106ft-86ft

Overall

23027

Females

9358

F40-44

9358

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

21724

Females

8649

F40-44

8649

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

21593

Females

8614

F40-44

8614

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

21636

Females

8704

F40-44

8704

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

21228

Females

8539

F40-44

8539

20M→21M

20.0 - 21.0 mi

Top 75%
×8story building
+106ft-24ft

Overall

19871

Females

7861

F40-44

7861

21M→35K

21.0 - 21.8 mi

Top 81%
×7story building
+17ft-86ft

Overall

21609

Females

8833

F40-44

8833

35K→23M

21.8 - 23.0 mi

Top 77%
×5story building
+23ft-63ft

Overall

20625

Females

8310

F40-44

8310

23M→24M

23.0 - 24.0 mi

Top 79%
×6story building
+12ft-82ft

Overall

21085

Females

8602

F40-44

8602

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

20741

Females

8468

F40-44

8468

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

20555

Females

8357

F40-44

8357

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2story building
+22ft-21ft

Overall

21218

Females

8675

F40-44

8675

Passing Analysis

Category:
Athletes Passed
3030
Passed By
235
Net Change
+2795
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24885
5K → 10K11204+1116#24885#23769
10K → 15K4446+438#23769#23331
15K → 20K14487+57#23331#23274
20K → Half962+94#23274#23180
Half → 25K2839+274#23180#22906
25K → 30K28423+261#22906#22645
30K → 20M11210+102#22645#22543
20M → 21M1605+155#22543#22388
21M → 35K4916+33#22388#22355
35K → 23M10914+95#22355#22260
23M → 24M7514+61#22260#22199
24M → 40K6917+52#22199#22147
40K → 25.2M325+27#22147#22120
25.2M → Finish5323+30#22120#22090
TOTALS3030235+2795
📊

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